CN213597218U - Shear nail structural member for steel corrugated plate and concrete combined structure - Google Patents
Shear nail structural member for steel corrugated plate and concrete combined structure Download PDFInfo
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- CN213597218U CN213597218U CN202022246409.5U CN202022246409U CN213597218U CN 213597218 U CN213597218 U CN 213597218U CN 202022246409 U CN202022246409 U CN 202022246409U CN 213597218 U CN213597218 U CN 213597218U
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Abstract
The utility model discloses a shear force nail structure for steel buckled plate and concrete integrated configuration relates to steel buckled plate structure field. The structure comprises arc sheets covered on a steel corrugated plate, and the radian of the arc sheets is matched with the radian of wave troughs of the steel corrugated plate; the anchor rod is perpendicular to the steel corrugated plate and penetrates through the arc-shaped sheet and the steel corrugated plate, and the penetrating end of the anchor rod is provided with threads; the arc edge of the fan-shaped structural rib plate fixed on one side of the anchor rod is contacted with the arc sheet and is matched with the arc shape of the contact part; one straight line is fixed with the anchor rod along the length direction of the anchor rod; and the first nut is matched with the thread of the anchor rod penetrating end. The structure can effectively transfer the transverse shear force and the vertical shear force between the steel corrugated plate and the concrete structure, fully exerts the effect of the shear nail structure in the steel corrugated plate and concrete composite structure, prevents the steel corrugated plate and the concrete composite structure from sliding at an interface, and realizes the cooperative stress of the concrete and the steel corrugated plate structure.
Description
Technical Field
The utility model relates to a steel corrugated plate structure field especially relates to a shear force nail structure spare that is used for steel corrugated plate and concrete integrated configuration.
Background
The steel corrugated plate structure is a novel building structure, has the characteristics of transverse compensation displacement and longitudinal compensation displacement, has better adaptive deformability, and is widely applied to the engineering fields of tunnels, pipe culverts, bridges and culverts, underground pipe galleries, underground pipelines and the like.
But discovery in the work progress, along with the increase of steel buckled plate bridge and culvert span and the continuous increase of earthing height, tensile, the resistance to compression requirement of bridge and culvert have not been satisfied to simple individual layer corrugated plate structure, must adopt the atress characteristic that improves steel buckled plate bridge and culvert in the aspect of increasing steel buckled plate thickness or level etc. to reduce the structural deformation. Although these methods have some effect, they require a large amount of material to meet the actual demand, are cost-effective and difficult to manufacture. And the integrated configuration that adopts steel buckled plate and concrete replaces the tradition to rely on the structure of individual layer steel buckled plate or multilayer buckled plate, and this kind of mode becomes the important solution that promotes steel buckled plate structure tensile, compressive strength in the steel buckled plate bridge and culvert engineering, and this kind of integrated configuration can be so that the whole atress of steel buckled plate and concrete, and the synergistic effect fully improves overall structure's bearing capacity.
One of the most important components in the combined structure is a shear nail structural member, which not only needs to transmit transverse shear but also prevents concrete from being vertically separated from a steel corrugated plate, and if the shear nail structural member is not designed reasonably, two materials with different elastic moduli are easy to generate transverse mutual sliding and vertical separation at an interface, so that the whole structure is damaged.
Present shear force nail structure adopts the lug weld stud as the shear force connecting piece on the buckled plate more, and is thin because of the wall thickness to the steel sheet, welds easily and leaks and destroy the buckled plate, so the welding degree of difficulty is big, if weld well in advance on the buckled plate in mill will influence main part steel buckled plate and overlap the transportation, and the field weld has increased intensity of labour again on the building site, has increased the time limit for a project greatly, can not adapt to the needs of production. For this reason, it is necessary to design a shear connector that effectively combines corrugated steel plates with concrete.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a can effectively transmit horizontal shear force and vertical shear force between steel buckled plate and concrete structure is provided, full play shear force nail structure effect in steel buckled plate and concrete integrated configuration prevents that steel buckled plate and concrete integrated configuration from taking place to slide in interface department, has realized the shear force nail structure that is used for steel buckled plate and concrete integrated configuration of atress in coordination of concrete and steel buckled plate structure.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is:
a shear pin structure for a steel corrugated plate and concrete composite structure, comprising: the arc-shaped sheet covers the steel corrugated plate, and the radian of the arc-shaped sheet is matched with the radian of the wave trough of the steel corrugated plate; the anchor rod is perpendicular to the steel corrugated plate and penetrates through the arc-shaped sheet and the steel corrugated plate, the penetrating end of the anchor rod is provided with threads, and threaded holes matched with the penetrating end are formed in the arc-shaped sheet and the steel corrugated plate; the rib plate is of a fan-shaped structure fixed on one side of the anchor rod, and the arc edge of the rib plate is in contact with the arc sheet and is matched with the arc surface of the contact part; one straight line is fixed with the anchor rod along the length direction of the anchor rod; the first nut is matched with the thread at the penetrating end of the anchor rod, and the first nut is sleeved at the penetrating end of the anchor rod and is contacted with and locked with the steel corrugated plate.
The further technical scheme is that the number of the rib plates is four, and the rib plates are distributed in a circular array by taking the anchor rod as a center.
The further technical scheme is that the other end of the anchor rod is bent to form an L-shaped corner.
The further technical scheme is that the rib plate and the anchor rod are fixed by welding and double-sided welding is adopted.
A further technical scheme lies in that the end of passing of stock still is equipped with nut two, nut two is fixed in one side that nut one does not contact with the steel buckled plate, nut two is for preventing moving back the nut.
The further technical scheme is that the first nut is a hexagonal nut.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the arc-shaped pieces are tightly attached to the wave trough positions of the steel corrugated plates, so that the area of the shear force transferred by the shear force nail structural member can be increased, and the compression resistance of the shear force nail structural member is enhanced;
the gusset can make the arc piece paste tightly completely with the fastening of steel buckled plate through the stock, prevents that the arc piece from taking place extrusion deformation, can prevent again that the stock from taking place the side direction bending.
Through bolt locking with arc piece and steel buckled plate connection, simple structure, convenient to use can effectively transmit the shear force between steel buckled plate and concrete structure, full play the effect of shear force nail structure spare in integrated configuration, prevent that steel buckled plate and concrete integrated configuration from taking place to slide in interface department, realized concrete and steel buckled plate structural cooperation atress.
And the defects that the thin steel plate is difficult to weld and the shear studs are welded on the plate in advance to cause overlapping transportation in the conventional mode of using the welding studs as the shear connecting pieces are overcome, and the aims of shortening the construction period, facilitating construction and transportation and reducing the manufacturing cost are fulfilled.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the utility model in use;
fig. 3 is a schematic view of the axial measurement structure in the use state of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. Based on the embodiments only in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
As shown in fig. 1 to 3, a shear nail structure for a combined structure of a steel corrugated plate and concrete comprises an arc-shaped sheet 1, wherein the arc-shaped sheet 1 is covered on the steel corrugated plate 10, and the radian of the arc-shaped sheet 1 is matched with the radian of a wave trough of the steel corrugated plate 10; the anchor rod 2 is perpendicular to the steel corrugated plate 10, penetrates through the arc-shaped sheet 1 and the steel corrugated plate 10, and is provided with threads at the penetrating end, and threaded holes matched with the penetrating end are formed in the arc-shaped sheet 1 and the steel corrugated plate 10; the rib plate 3 is of a fan-shaped structure fixed on one side of the anchor rod 2, and the arc edge of the rib plate 3 is in contact with the arc sheet 1 and is matched with the arc shape of the contact part; one straight line is fixed with the anchor rod 2 along the length direction of the anchor rod 2; the nut 4, the screw thread phase-match of end is passed with stock 2 to nut 4, and its cover is established and is held and the contact of corrugated steel plate 10 and lock at the end of passing of stock 2.
When the structural member is installed and used, firstly, the arc-shaped sheet 1 is covered on the steel corrugated plate 10, the anchor rod 2 welded with the rib plates 3 penetrates through the arc-shaped sheet 1 and the steel corrugated plate 10 and is locked through the nuts I4, and in the locking process, the rib plates 3 gradually press the arc-shaped sheet 1 so that the arc-shaped sheet 1 is completely attached to the steel corrugated plate 10; and finally, welding the rib plate 3 and the contact cambered surface of the cambered plate 1 to completely fix the three. And double-sided welding is adopted during welding.
The number of the rib plates 3 is four, and the four rib plates are distributed in a circular array by taking the anchor rod 2 as a center, so that the arc-shaped plates and the whole system are stressed uniformly. The other end of the anchor rod 2 is bent to form an L-shaped corner, so that the transverse sliding or the vertical sliding of the steel corrugated plate 10 and the concrete combined structure at the interface can be effectively prevented.
In addition, the first nut 4 is a high-strength hexagon nut, and the connection strength is guaranteed. The end of passing of stock 2 still is equipped with nut two 5, nut two 5 are fixed in one side that nut one 4 does not contact with steel buckled plate 10, nut two 5 is for preventing moving back the nut. The problem that the shear nail structural part fails due to loosening of the nut, the gap between the shear nail structural part and the corrugated plate is caused due to loosening of the shear nail structural part and the like can be solved.
In the installation process, the arc-shaped sheet 1 is coated with the sealant, so that the sealing and seepage prevention can be effectively realized.
The above is only the preferred embodiment of the present invention, and any person can make some simple modifications, deformations and equivalent replacements according to the present invention, all fall into the protection scope of the present invention.
Claims (6)
1. A shear pin structure for a steel corrugated plate and concrete composite structure, comprising:
the arc-shaped sheet (1) is covered on the steel corrugated plate (10), and the radian of the arc-shaped sheet (1) is matched with that of the wave trough of the steel corrugated plate (10);
the anchor rod (2) is perpendicular to the steel corrugated plate (10) and penetrates through the arc-shaped sheet (1) and the steel corrugated plate (10), the penetrating end of the anchor rod is provided with a thread, and threaded holes matched with the penetrating end are formed in the arc-shaped sheet (1) and the steel corrugated plate (10);
the rib plate (3) is of a fan-shaped structure fixed on one side of the anchor rod (2), and the arc edge of the rib plate (3) is in contact with the arc sheet (1) and is matched with the arc surface of the contact part; one straight line is fixed with the anchor rod (2) along the length direction of the anchor rod (2);
the first nut (4) is matched with the thread of the penetrating end of the anchor rod (2), and the penetrating end of the anchor rod (2) is sleeved with the first nut (4) which is contacted with and locked by the steel corrugated plate (10).
2. A shear nail structure for a combined steel corrugated plate and concrete structure according to claim 1, wherein the number of the rib plates (3) is four, and the rib plates are distributed in a circular array with the anchor rod (2) as the center.
3. A shear nail structure for a combined steel corrugated plate and concrete structure according to claim 1, characterized in that the other end of the anchor rod (2) is bent to form a corner of an L-shape.
4. The shear nail structural member for the combined structure of the corrugated steel plate and the concrete according to claim 1, wherein the rib plates (3) and the anchor rods (2) are fixed by welding and are welded on both sides.
5. A shear nail structure for corrugated steel plate and concrete combined structure according to claim 1, characterized in that the passing end of the anchor rod (2) is further sleeved with a second nut (5), the second nut (5) is fixed on one side of the first nut (4) not contacting with the corrugated steel plate (10), and the second nut (5) is a back-proof nut.
6. A shear nail structure for a combined steel corrugated plate and concrete structure according to claim 1, wherein the first nut (4) is a hexagonal nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022246409.5U CN213597218U (en) | 2020-10-10 | 2020-10-10 | Shear nail structural member for steel corrugated plate and concrete combined structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022246409.5U CN213597218U (en) | 2020-10-10 | 2020-10-10 | Shear nail structural member for steel corrugated plate and concrete combined structure |
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| Publication Number | Publication Date |
|---|---|
| CN213597218U true CN213597218U (en) | 2021-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022246409.5U Active CN213597218U (en) | 2020-10-10 | 2020-10-10 | Shear nail structural member for steel corrugated plate and concrete combined structure |
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| CN (1) | CN213597218U (en) |
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- 2020-10-10 CN CN202022246409.5U patent/CN213597218U/en active Active
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