CN217053893U - Steel plate shear wall plug-in connection node - Google Patents
Steel plate shear wall plug-in connection node Download PDFInfo
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- CN217053893U CN217053893U CN202220245713.4U CN202220245713U CN217053893U CN 217053893 U CN217053893 U CN 217053893U CN 202220245713 U CN202220245713 U CN 202220245713U CN 217053893 U CN217053893 U CN 217053893U
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Abstract
The utility model discloses a steel sheet shear force wall grafting connected node, including upper wallboard and lower floor's wallboard, prefabricated upper wallboard end plate in the bottom of upper wallboard, prefabricated lower floor's wallboard end plate at the top of lower floor's wallboard, upper wallboard end plate and lower floor's wallboard end plate pass through high strength bolted connection, all prefabricated a plurality of stiffening rib boards along shear force wall length direction interval arrangement between upper wallboard end plate and upper wallboard and between lower floor's wallboard, prefabricated a plurality of core plate groups of staggered arrangement in lower floor's wallboard both sides along lower floor's wallboard length direction on lower floor's wallboard end plate, prefabricated the picture peg hole with a plurality of core plate group one-to-ones on upper wallboard end plate, after the corresponding picture peg hole is inserted to the core plate group, core plate group and upper wallboard press close to. The utility model discloses can solve the problem that site operation efficiency is low, welding quality is poor, anti-seismic performance is poor, guarantee vertical component's reliable connection.
Description
Technical Field
The utility model relates to a building structure technical field, especially a steel sheet shear force wall plug connection node.
Background
The fabricated steel structure building has the advantages of safety, reliability, low comprehensive cost, convenient construction, short construction period, environmental protection, sustainability and the like, and is widely popularized and applied in recent years. However, the existing steel structure nodes are more and complex in structure, and especially the all-welded connection nodes have more problems: the on-site welding construction efficiency is low, the welding quality is poor, the detachability is poor, the influence of the welding residual stress on the member under the action of the earthquake is large, the durability is poor, the environmental pollution is serious, and the like. If the full-bolt butt joint is adopted, because the shear strength of the bolts is insufficient, a large number of bolts are needed for equal-strength connection, the workload of a construction site is large, and the construction progress is influenced. Therefore, the connection node which is more efficient and practical and is convenient for field construction is researched and developed, so that the construction quality and the construction period are guaranteed, and the anti-seismic performance of the structure is improved.
Disclosure of Invention
The utility model discloses a solve the technical problem that exists among the well-known art and provide a steel sheet shear force wall plug connection node to solve the problem that site operation efficiency is low, welding quality is poor, anti-seismic performance is poor, guarantee the reliable connection of vertical component.
The utility model discloses a technical scheme who takes for solving the technical problem that exists among the well-known technique is: a steel plate shear wall plug-in connection node comprises an upper wallboard and a lower wallboard, wherein an upper wallboard sealing plate is prefabricated at the bottom of the upper wallboard, a lower wallboard sealing head plate is prefabricated at the top of the lower wallboard, the upper wallboard sealing head plate and the lower wallboard sealing head plate are connected through a high-strength bolt, a plurality of stiffening rib plates which are arranged at intervals along the length direction of the shear wall are prefabricated between the upper wallboard sealing head plate and the upper wallboard and between the lower wallboard sealing head plate and the lower wallboard, a plurality of core plate groups which are arranged on two sides of the lower wallboard in a staggered way are prefabricated on the lower wallboard sealing head plate along the length direction of the lower wallboard, the upper wallboard end sealing plate is pre-provided with a plurality of plugboard holes which are in one-to-one correspondence with the core board groups, after the core plate groups are inserted into the corresponding inserting plate holes, the core plate groups are close to the upper-layer wallboard.
The distance between the core plate group and the upper layer wallboard is not more than 2 mm.
Each core plate group is composed of a core plate, and the core plate is parallel to the lower-layer wall plate and close to the plane position.
Ribbed plates are prefabricated on the periphery above the inserting plate holes, clamping grooves are formed by the ribbed plates and the upper-layer wallboard in a surrounding mode, the core plate is inserted into the clamping grooves, and the gap between the core plate and one side of each clamping groove is not larger than 2 mm.
Ribbed plates are prefabricated on the periphery above the inserting plate hole, two ribbed plates are perpendicular to the upper-layer wallboard, one ribbed plate is parallel to the upper-layer wallboard, the two perpendicular ribbed plates, the parallel ribbed plate and the upper-layer wallboard enclose a clamping groove, and teeth are arranged on the inner sides of the perpendicular ribbed plates; each core plate group is composed of two toothed core plates arranged at left and right intervals, teeth of the two toothed core plates are respectively arranged on two side surfaces of the core plate group and are meshed with teeth on two sides in the clamping groove, a gap between the core plate group and one side of the clamping groove is not more than 2mm, and the core plate group and the clamping groove are determined according to design when higher precision is required.
The utility model has the advantages and positive effects that: the upper and lower layer wallboard makes the connected node bear the pulling force and the shearing force through adopting bolt and grafting combination connection structure, guarantees the reliable connection of vertical component, reduces bolt quantity, avoids the field weld, is applicable to the on-the-spot connection of assembled steel construction, accords with the characteristics that the construction of assembled steel construction is convenient and fast, and the on-the-spot connection construction is simple, convenient and fast, can improve the efficiency of construction greatly, has solved the problem that the on-the-spot work efficiency is low, welding quality is poor, anti-seismic performance is poor.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a bottom view of the upper wall panel according to embodiment 1 of the present invention;
fig. 3 is a top view of the lower wall panel of embodiment 1 of the present invention;
fig. 4 is a schematic structural diagram of embodiment 2 of the present invention;
fig. 5 is a bottom view of the upper wall panel according to embodiment 2 of the present invention;
fig. 6 is a top view of the lower wall panel of embodiment 2 of the present invention;
fig. 7 is a schematic structural view of embodiment 3 of the present invention;
fig. 8 is a bottom view of the upper wall panel according to embodiment 3 of the present invention;
fig. 9 is a top view of the lower wallboard of embodiment 3 of the present invention.
In the figure: 1. an upper wallboard; 2. a lower layer wallboard; 3. a head sealing plate of the upper wallboard; 4. a lower wallboard sealing plate; 5. a stiffening rib plate; 6. a core board; 7. a high strength bolt; 8. a jack panel hole; 9. a rib plate; 10. a core plate with teeth; 11-1, vertical rib plates; 11-2, parallel ribs.
Detailed Description
For further understanding of the contents, features and effects of the present invention, the following embodiments will be illustrated in detail with reference to the accompanying drawings:
referring to fig. 1 to 9, a steel plate shear wall plug-in connection node includes an upper wallboard 1 and a lower wallboard 2, an upper wallboard sealing head plate 3 is prefabricated at the bottom of the upper wallboard 1, a lower wallboard sealing head plate 4 is prefabricated at the top of the lower wallboard 2, and the upper wallboard sealing head plate 3 and the lower wallboard sealing head plate 4 are connected through a high-strength bolt 7.
A plurality of stiffening rib plates 5 arranged at intervals along the length direction of the shear wall are prefabricated between the upper wallboard sealing head plate 3 and the upper wallboard 1 and between the lower wallboard sealing head plate 4 and the lower wallboard 2.
Prefabricated a plurality of core plate groups that have staggered arrangement 2 both sides of lower floor's wallboard along lower floor's wallboard length direction on the wallboard head board 4 of lower floor prefabricate on the wallboard head board 3 of upper strata and have with a plurality of the picture peg hole 8 of core plate group one-to-one, core plate group inserts behind the picture peg hole 8 that corresponds, core plate group with upper wallboard 1 is pressed close to.
In order to better bear the shearing action at the connecting node, the distance between the core plate group and the upper wallboard 1 should not be more than 2mm, but is not limited to be within 2mm, and the core plate group should be determined according to the design when higher precision is required.
Embodiment 1 of the above connection node:
referring to fig. 1 to 3, each core plate set is composed of a core plate 6, and the core plate 6 is parallel to the lower wall plate 2 and is close to the lower wall plate 2 in a planar position.
referring to fig. 4 to 6, in this embodiment, a rib plate 9 is prefabricated on the periphery above the insert plate hole 8, the rib plate 9 and the upper wall plate 1 define a slot, the core plate 6 is inserted into the slot, a single-side gap between the core plate 6 and the slot is not greater than 2mm, and when there is a higher precision requirement, the core plate is determined according to a design so as to better bear a shearing action at a connection node.
referring to fig. 7 to 9, rib plates are prefabricated on the periphery above the inserting plate hole 8, wherein two rib plates are perpendicular to the upper wallboard 1, one rib plate is parallel to the upper wallboard 1, two perpendicular rib plates 11-1, one parallel rib plate 11-2 and the upper wallboard 1 enclose a clamping groove, and teeth are arranged on the inner side of the perpendicular rib plate 11-1; each core plate group is composed of two toothed core plates 10 arranged at left and right intervals, teeth of the two toothed core plates 10 are respectively arranged on two side surfaces of the core plate group and are meshed with teeth on two sides in the clamping groove, the gap between the core plate group and one side of the clamping groove is not more than 2mm, and the core plate group and the clamping groove are determined according to design when higher precision is required. The splicing and meshing effect of the upper and lower wall plates can be used for bearing the tension and the shearing force of the connecting node, so that the using quantity of high-strength bolts can be reduced, and the workload of field construction is reduced.
The on-site connection of the wallboard is realized through the insertion and the bolt connection of the core plates. Specifically, an upper wallboard sealing head plate 3 is arranged at the bottom of an upper wallboard 1, a lower wallboard sealing head plate 4 is arranged at the top of a lower wallboard 2, and the upper wallboard 1 and the lower wallboard 2 are connected through the sealing head plates and high-strength bolts 7; and simultaneously, stiffening rib plates 5 perpendicular to the wallboard are arranged along the length direction of the shear wall according to design requirements, and a core plate group is welded on the lower wallboard head plate 4 along the length direction of the wallboard at intervals for realizing splicing.
The grafting accessible three kinds of modes of upper wallboard 1 and lower floor's wallboard 2 realize:
each core plate group consists of a core plate 6, and the core plate 6 is parallel to the lower wallboard 2 and close to the plane position; and (3) forming a plug board hole 8 in the position, corresponding to the core board 6, of the upper-layer wallboard seal head board 3, wherein the width of the plug board hole 8 is consistent with the thickness of the core board 6, and inserting the core board 6 into the plug board hole 8 until the upper-layer wallboard seal head board 3 and the lower-layer wallboard seal head board 4 are in close contact.
Each core plate group consists of a core plate 6, and the core plate 6 is parallel to the lower wallboard 2 and close to the plane position; the picture peg hole 8 is opened with core 6 corresponding position on upper wallboard sealing board 3 to adjacent trompil position sets up floor 9, forms the draw-in groove with core 6 thickness between floor 9 and the upper wallboard 1, inserts the core 6 of lower floor's wallboard 2 into the draw-in groove, through the tight connection of the clamp of upper wallboard 1 and floor.
Each core plate group is composed of two toothed core plates 10 arranged at intervals left and right, and teeth of the two toothed core plates 10 are respectively arranged on two side surfaces of the core plate group; the corresponding position of the upper wallboard end sealing plate 3 and the core board group is provided with a board inserting hole 8, the board inserting hole is provided with teeth, a vertical ribbed plate 11-1 vertical to the upper wallboard and a parallel ribbed plate 11-2 parallel to the upper wallboard, the width of the board inserting hole 8 is consistent with the thickness of the core board group, the core board group is inserted into the hole, and the teeth on the vertical ribbed plate 11-1 are meshed with the teeth of the toothed core board 10 by utilizing compression deformation until the upper wallboard end sealing plate and the lower wallboard end sealing plate are in tight contact. The welding of the end plate, the upper wall plate and the lower wall plate, the welding of the toothed core plate 10 and the lower end plate 4, and the welding of the vertical rib plate 11-1 and the parallel rib plate 11-2 and the upper end plate are all finished in a factory; in the construction site, only the bolt connection of the end sealing plate and the plug connection of the upper and lower wall plates are needed, the site construction is simple, convenient and fast, and the construction efficiency can be greatly improved.
For a full-bolt connection node, a high-strength bolt needs to bear the combined action of tensile force and shearing force, the shearing strength of the bolt is insufficient, and a large number of bolts are needed if equal-strength connection is achieved. For the bolt insertion combination connection node, the insertion effect of the core plate and the upper layer wall plate can share the shearing effect required to be borne by the high-strength bolt, and the embodiment 3 can also share the tensile force required to be borne by a part of the high-strength bolt. Therefore, the number of bolts can be reduced to a certain extent, the field construction burden is reduced, and the efficiency is improved. Under the condition that the outer edge of a building is limited by the outline, the end sealing plate can be arranged on one side of the steel plate shear wall for bolt connection, and the stress is mainly applied by means of plug connection. The arrangement of the stiffening rib plates perpendicular to the wall plate on the head plate is determined according to calculation.
The splicing action of the core plate and the upper-layer wall plate needs to bear the pulling and shearing action of the joint, so that the processing precision of the opening, the core plate and the rib plate needs to be ensured within the range of 2 mm. Meanwhile, the thickness of the core plate and the rib plate, the size of a welding line and the height along the vertical direction need to be determined through calculation so as to ensure the reliable stress of connection.
Experimental research and engineering practice prove that the vertical reliable connection of the steel plate shear wall can be guaranteed by adopting the nodes, the site construction efficiency is improved, the construction quality is guaranteed, the construction period is shortened, and the anti-seismic performance is improved.
The utility model discloses a design and work progress:
the method comprises the steps of firstly) analyzing and calculating the size and the thickness of a head plate at the end part of a wallboard, setting the number, the section and the thickness of stiffening rib plates required, and calculating the size of a welding seam between the stiffening rib plates and the head plate as well as between the stiffening rib plates and the wallboard.
And secondly) analyzing and calculating the size, thickness and height along the vertical direction of the core plate group and the rib plate, the size of a welding seam between the core plate group and the lower wallboard sealing plate, the size and number of high-strength bolts, the tooth height, tooth thickness, angle and other parameters of the teeth on the core plate group and the rib plate.
And thirdly) manufacturing an upper wallboard, a lower wallboard, a head sealing plate, a stiffening rib plate, a core plate and a rib plate in a factory, and ensuring that the processing precision is within the range of 2 mm.
Fourthly), welding the end sealing plate, the stiffening rib plate, the core plate, the rib plate and the wallboard in a factory, forming holes in the end sealing plate according to the standard holes of the high-strength bolts, and forming holes in the end sealing plate of the upper-layer wallboard, which is close to the rib plate.
Fifthly), splicing the upper wallboard and the lower wallboard on site: and inserting the core plate group into the hole of the upper end sealing plate until the end sealing plates of the upper wall plate and the lower wall plate are mutually and tightly contacted.
And sixthly) connecting the end sealing plates of the upper and lower layers of wallboards through high-strength bolts to complete node connection.
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 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 in the light of the following claims.
Claims (5)
1. A steel plate shear wall plug-in connection node comprises an upper wallboard and a lower wallboard, and is characterized in that an upper wallboard sealing head plate is prefabricated at the bottom of the upper wallboard, a lower wallboard sealing head plate is prefabricated at the top of the lower wallboard, the upper wallboard sealing head plate and the lower wallboard sealing head plate are connected through a high-strength bolt,
a plurality of stiffening rib plates which are arranged at intervals along the length direction of the shear wall are prefabricated between the upper wallboard sealing head plate and the upper wallboard and between the lower wallboard sealing head plate and the lower wallboard,
prefabricated a plurality of core boards group of staggered arrangement in lower floor's wallboard both sides along lower floor's wallboard length direction on the wallboard end plate of lower floor the prefabricated system on the wallboard end plate of upper strata has with a plurality of the picture peg hole of core group one-to-one, behind the picture peg hole that core board group inserted the correspondence, core board group with upper wallboard is pressed close to.
2. The steel plate shear wall plug connection node of claim 1, wherein the core plate group is no greater than 2mm from the top wall plate.
3. A steel plate shear wall plug connection node according to claim 2, wherein each core plate group is formed by a core plate, and the core plate is parallel to and in close planar proximity to the lower wall plate.
4. The steel plate shear wall plug connection node according to claim 2, wherein a rib plate is prefabricated on the periphery above the plug plate hole, the rib plate and the upper-layer wall plate define a clamping groove, the core plate is inserted into the clamping groove, and a single-side gap between the core plate and the clamping groove is not larger than 2 mm.
5. The steel plate shear wall plug connection node according to claim 2, wherein rib plates are prefabricated on the periphery above the jack holes, two of the rib plates are perpendicular to the upper-layer wallboard, one rib plate is parallel to the upper-layer wallboard, the two perpendicular rib plates, one parallel rib plate and the upper-layer wallboard enclose a clamping groove, and teeth are arranged on the inner sides of the perpendicular rib plates; each core plate group is composed of two toothed core plates arranged at left and right intervals, teeth of the two toothed core plates are respectively arranged on two side surfaces of the core plate group and are meshed with teeth on two sides in the clamping groove, and the gap between the core plate group and one side of the clamping groove is not more than 2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220245713.4U CN217053893U (en) | 2022-01-29 | 2022-01-29 | Steel plate shear wall plug-in connection node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220245713.4U CN217053893U (en) | 2022-01-29 | 2022-01-29 | Steel plate shear wall plug-in connection node |
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| Publication Number | Publication Date |
|---|---|
| CN217053893U true CN217053893U (en) | 2022-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220245713.4U Active CN217053893U (en) | 2022-01-29 | 2022-01-29 | Steel plate shear wall plug-in connection node |
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| CN (1) | CN217053893U (en) |
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- 2022-01-29 CN CN202220245713.4U patent/CN217053893U/en active Active
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