CN210086882U - Wall body reinforced structure - Google Patents
Wall body reinforced structure Download PDFInfo
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- CN210086882U CN210086882U CN201920493605.7U CN201920493605U CN210086882U CN 210086882 U CN210086882 U CN 210086882U CN 201920493605 U CN201920493605 U CN 201920493605U CN 210086882 U CN210086882 U CN 210086882U
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Abstract
The utility model relates to the technical field of structural engineering, a wall body reinforcing structure is provided, the embodiment of the utility model provides a wall body reinforcing structure, which comprises an upper floor slab, a lower floor slab, an energy dissipation plate, a plurality of first connecting rods and a plurality of second connecting rods; the upper floor slab is connected with the top of the shear wall, and the lower floor slab is connected with the bottom of the shear wall; the bottoms of the first connecting rods are connected with the top of the energy dissipation plate, and the tops of the first connecting rods are connected with the upper floor; the tops of the second connecting rods are connected with the bottom of the energy dissipation plate, and the bottoms of the second connecting rods are connected with the lower floor. The embodiment of the utility model provides a wall body reinforced structure when increasing the deformation and the power consumption ability of shear force wall, can not change the rigidity of shear force wall again for this wall body reinforced structure more accords with the antidetonation design, alleviates the destruction degree of shear force wall body under the earthquake effect, protects existing major structure's security and suitability.
Description
Technical Field
The utility model relates to a structural engineering technical field especially relates to a wall body reinforced structure.
Background
The seismic capacity of the shear wall with the small span-height ratio in the old building often cannot meet the current seismic design requirement, and particularly, the low shear wall with the high axial pressure ratio in the bottom or the conversion layer has poor ductility and energy consumption capacity, and the low shear wall has sudden damage under the action of strong earthquake and even causes the whole collapse of the building.
At present, the domestic reinforcing methods for the existing reinforced concrete shear wall mainly comprise the following steps: 1. the method for reinforcing the enlarged cross section adopts reinforced concrete to enlarge the cross section area of the original concrete structure so as to improve the bearing capacity of the structure and reduce the axial pressure ratio. 2. The method for reinforcing the externally-coated steel section is characterized in that the steel section is arranged on the surface of an original member, high-strength cement mortar is poured between the surface of a concrete member and a gap of the externally-coated steel section, and a transverse batten plate or a hoop is used for assisting, so that the integral stress performance of the reinforced member is improved. 3. The external adhering steel plate reinforcing method is to adhere special building structure adhesive to the surface of concrete member to raise the bearing capacity of the structure. These reinforcement methods significantly increase the stiffness of the shear wall while increasing its seismic capacity, which makes the structure absorb more of the seismic action, which is disadvantageous for seismic designs.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The embodiment of the utility model provides a wall body reinforced structure to solve bearing capacity and deformability for improving the shear force wall among the prior art, and lead to shear force wall rigidity to improve, be unfavorable for confrontation earthquake's technical problem.
(II) technical scheme
In order to solve the technical problem, an embodiment of the utility model provides a wall body reinforcing structure, which comprises an upper floor slab, a lower floor slab, an energy dissipation plate, a plurality of first connecting rods and a plurality of second connecting rods; the upper floor slab is connected with the top of the shear wall, and the lower floor slab is connected with the bottom of the shear wall; the bottoms of the first connecting rods are connected with the top of the energy dissipation plate, and the tops of the first connecting rods are connected with the upper floor; the tops of the second connecting rods are connected with the bottom of the energy dissipation plate, and the bottoms of the second connecting rods are connected with the lower floor.
The number of the first connecting rods is two, and the two first connecting rods are arranged in an inverted splayed shape; the number of the second connecting rods is two, and the two second connecting rods are arranged in a splayed shape.
The wall body reinforcing structure also comprises a first angle steel and a second angle steel; the first angle steel and the second angle steel both comprise two side surfaces which are connected with each other; the first angle steel is horizontally arranged, one side surface of the first angle steel is connected with the upper floor slab, and the other side surface of the first angle steel is connected with the tops of the plurality of first connecting rods; the second angle steel is horizontally arranged, one side face of the second angle steel is connected with the lower floor slab, and the other side face of the second angle steel is connected with the bottoms of the second connecting rods.
The wall body reinforcing structure also comprises a plurality of first fixing plates and a plurality of second fixing plates; the first fixing plates correspond to the first connecting rods one by one, the tops of the first fixing plates are connected with the first angle steel, and the bottoms of the first fixing plates are connected with the tops of the corresponding first connecting rods; the second fixed plate is in one-to-one correspondence with the second connecting rods, the bottom of the second fixed plate is connected with the second angle steel, and the top of the second fixed plate is connected with the bottom of the corresponding second connecting rod.
The strength of the first fixing plate and the strength of the second fixing plate are both greater than the strength of the energy dissipation plate; the strength of the first angle steel and the strength of the second angle steel are both greater than the strength of the energy dissipation plate.
The wall body reinforcing structure also comprises a plurality of third fixing plates and a plurality of fourth fixing plates; the third fixing plates correspond to the first connecting rods one by one, the tops of the third fixing plates are connected with the bottoms of the corresponding first connecting rods, and the bottoms of the third fixing plates are connected with the tops of the energy dissipation plates; the fourth fixed plate is in one-to-one correspondence with the second connecting rods, the top of the fourth fixed plate is connected with the bottom of the energy dissipation plate, and the bottom of the fourth fixed plate is connected with the top of the corresponding second connecting rod.
The energy dissipation plate is made of steel plates, the first connecting rods and the second connecting rods are made of steel bars, and the yield point of the steel bars is higher than that of the steel plates.
Wherein the thickness of the energy dissipation plate is 5-15 mm.
Wherein, wall body reinforced structure is all arranged to the both sides of shear force wall.
Wherein, along the length direction of shear force wall, a plurality of wall body reinforced structure of interval arrangement.
(III) advantageous effects
The embodiment of the utility model provides a wall body reinforced structure, through first connecting rod and second connecting rod, fix the energy dissipation board between the last floor that links to each other with the shear force wall and lower floor, when increasing the deformation and the power consumption ability of shear force wall, can not change the rigidity of shear force wall again for this wall body reinforced structure more accords with the antidetonation design, alleviates the destruction degree of shear force wall body under the earthquake action, protects existing major structure's security and suitability.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of a wall reinforcing structure provided by the present invention;
fig. 2 is a front view of an embodiment of the wall reinforcing structure provided by the present invention after installation;
fig. 3 is a side view of an installed wall reinforcing structure according to an embodiment of the present invention;
in the drawings, 1-first connecting rod; 2-energy dissipation plate; 3-a second connecting rod; 4-first angle steel; 5-second angle steel; 6-shear wall; 7-a first fixing plate; 8-a second fixing plate; 9-a third fixing plate; 10-a fourth fixing plate; 11-upper floor slab; 12-lower floor.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
As shown in fig. 1 and 3, an embodiment of the present invention provides a wall reinforcing structure, which includes an upper floor 11 and a lower floor 12, and further includes an energy dissipation plate 2, a plurality of first connecting rods 1 and a plurality of second connecting rods 3; the upper floor slab 11 is connected with the top of the shear wall 6, and the lower floor slab 12 is connected with the bottom of the shear wall 6; the bottoms of the first connecting rods 1 are connected with the top of the energy dissipation plate 2, and the tops of the first connecting rods 1 are connected with the upper floor 11; the tops of the second connecting rods 3 are connected with the bottom of the energy dissipation plate 2, and the bottoms of the second connecting rods 3 are connected with the lower floor 12.
Specifically, for example, the size of the energy dissipation plate 2 may be selected according to the size of the shear wall 6, the shape of the energy dissipation plate 2 may be rectangular or square, the energy dissipation plate 2 may be arranged in parallel with the shear wall 6, and the distance between the two energy dissipation plates may be selected according to actual needs; the first connecting rod 1 and the second connecting rod 3 can be made of metal materials; the first connecting rod 1 and the second connecting rod 3 can be detachably connected with the energy dissipation plate 2 by adopting stud bolts; the first connecting rods 1 can be vertically or obliquely arranged, and the first connecting rods 1 and the upper floor 11 can be detachably connected through bolts and studs; the second connecting rods 3 can be vertically or obliquely arranged, and the second connecting rods 3 and the lower floor slab 12 can be detachably connected through bolts and studs; when a plurality of first connecting rods 1 are arranged, the connecting rods can be symmetrically arranged about a vertical central axis of the energy dissipation plate 2; when there are a plurality of the second connecting rods 3, they may be symmetrically arranged about the vertical central axis of the energy-dissipating plate 2. During earthquake, the generated impact force is transmitted to the energy dissipation plate 2 through the first connecting rod 1 and the second connecting rod 3, the energy dissipation plate 2 is stretched and deformed under the action of strong force, the effect of energy dissipation and buffering is achieved, the situation that the strong force is directly acted on the shear wall 6 is avoided, and the effect of protecting the shear wall 6 is achieved.
The embodiment of the utility model provides a wall body reinforced structure, through first connecting rod 1 and second connecting rod 3, fix energy dissipation plate 2 between last floor 11 that links to each other with shear force wall 6 and lower floor 12, when increasing the deformation and the power consumption ability of shear force wall 6, do not lead to the fact destruction to shear force wall 6 itself, can not change shear force wall 6's rigidity again, make this wall body reinforced structure more accord with the antidetonation design, alleviate the destruction degree of shear force wall 6 wall body under the earthquake action, the existing major structure's of protection security and suitability.
Furthermore, the number of the first connecting rods 1 is two, and the two first connecting rods 1 are arranged in an inverted splayed shape; the number of the second connecting rods 3 is two, and the two second connecting rods 3 are arranged in a splayed shape. Specifically, for example, when the energy dissipation plate 2 is a square plate, one of the first connecting rods 1 is connected to the upper left corner of the energy dissipation plate 2, one of the second connecting rods 3 is connected to the lower right corner of the energy dissipation plate 2, and the straight line of the two connecting rods can coincide with one diagonal of the energy dissipation plate 2; the other first connecting rod 1 is connected with the upper right corner of the energy dissipation plate 2, the other second connecting rod 3 is connected with the lower left corner of the energy dissipation plate 2, and the straight line where the two are located can coincide with the other diagonal line of the energy dissipation plate 2; by the arrangement, the stress uniformity is improved, and the protection effect on the shear wall 6 is improved.
Further, the wall body reinforcing structure also comprises a first angle steel 4 and a second angle steel 5; the first angle steel 4 and the second angle steel 5 both comprise two side surfaces which are connected with each other; the first angle steels 4 are horizontally arranged, one side surfaces of the first angle steels 4 are connected with the upper floor slab 11, and the other side surfaces of the first angle steels 4 are connected with the tops of the first connecting rods 1; the second angle steel 5 is horizontally arranged, one side face of the second angle steel 5 is connected with the lower floor 12, and the other side face of the second angle steel 5 is connected with the bottoms of the second connecting rods 3. Specifically, for example, the length of the first angle beam 4 may be selected according to the size of the shear wall 6, a plurality of mounting holes may be formed in one side surface of the first angle beam 4, which is in contact with the upper floor 11, and the first angle beam 4 may be mounted on the upper floor 11 through studs; the first connecting rod 1 and the other side surface of the first angle steel 4 can be connected in a welding mode; similarly, the length of the second angle steel 5 can be selected according to the size of the shear wall 6, a plurality of mounting holes can be formed in one side surface of the second angle steel 5, which is in contact with the lower floor 12, and the second angle steel 5 is mounted on the lower floor 12 through studs; the second connecting rod 3 and the other side surface of the second angle steel 5 can be connected in a welding way; so set up, simple to operate is swift.
As shown in fig. 2, further, the wall body reinforcing structure further includes a plurality of first fixing plates 7 and a plurality of second fixing plates 8; the first fixing plates 7 correspond to the first connecting rods 1 one by one, the tops of the first fixing plates 7 are connected with the first angle steels 4, and the bottoms of the first fixing plates 7 are connected with the tops of the corresponding first connecting rods 1; the second fixing plates 8 are in one-to-one correspondence with the second connecting rods 3, the bottoms of the second fixing plates 8 are connected with the second angle steels 5, and the tops of the second fixing plates 8 are connected with the bottoms of the corresponding second connecting rods 3. Specifically, for example, the first fixing plate 7 and the second fixing plate 8 may be rectangular steel plates; a through hole can be formed in the plate surface of the first fixing plate 7 close to the top, and the first fixing plate 7 is mounted on the first angle iron 4 through a bolt and a stud; the first fixing plate 7 can be welded with the corresponding first connecting rod 1, and the two can be positioned on the same straight line; similarly, a through hole can be formed in the plate surface of the second fixing plate 8 close to the bottom, and the second fixing plate 8 is mounted on the second angle steel 5 through a bolt and a stud; the second fixing plate 8 and the corresponding second connecting rod 3 may be welded and connected, and both may be located on the same line. So set up, make things convenient for the dismantlement installation between each part, be favorable to improving the efficiency of construction.
Further, the strength of the first fixing plate 7 and the strength of the second fixing plate 8 are both greater than the strength of the energy dissipation plate 2; the strength of the first angle steel 4 and the strength of the second angle steel 5 are both greater than the strength of the energy dissipation plate 2. Specifically, for example, when the strength of the first fixing plate 7 and the strength of the first angle steel 4 are both greater than the strength of the energy dissipation plate 2, when an earthquake occurs, and the wall body reinforcing structure is subjected to strong impact, the energy dissipation plate 2 is preferentially deformed, so that the energy dissipation plate 2 can be used as a consumable, only the energy dissipation plate 2 needs to be replaced in the maintenance stage, and other connecting parts can be recycled, thereby saving the cost. The second fixing plate 8 and the second angle iron 5 are designed in the same manner, and are not described in detail herein.
Furthermore, the wall body reinforcing structure also comprises a plurality of third fixing plates 9 and a plurality of fourth fixing plates 10; the third fixing plates 9 correspond to the first connecting rods 1 one by one, the tops of the third fixing plates 9 are connected with the bottoms of the corresponding first connecting rods 1, and the bottoms of the third fixing plates 9 are connected with the tops of the energy dissipation plates 2; the fourth fixing plates 10 are in one-to-one correspondence with the second connecting rods 3, the top of each fourth fixing plate 10 is connected with the bottom of the energy dissipation plate 2, and the bottom of each fourth fixing plate 10 is connected with the top of the corresponding second connecting rod 3. Specifically, for example, in order to facilitate the installation and removal of the first connecting rods 1 and the energy dissipation plates 2, third fixing plates 9 may be provided between the first connecting rods 1 and the energy dissipation plates 2; the third fixing plate 9 can be a rectangular steel plate, and the strength of the third fixing plate 9 can also be greater than that of the energy dissipation plate 2; the bottom of the first connecting rod 1 can be welded on the plate surface of the third fixing plate 9 close to the top, a plurality of through holes are formed in the plate surface of the third fixing plate 9 close to the bottom, and the third fixing plate 9 is installed on the energy dissipation plate 2 through bolts and studs; the third fixing plate 9 and the corresponding first connecting rod 1 can be positioned on the same straight line, so that the uniformity of stress is improved; similarly, in order to facilitate the installation and the disassembly of the second connecting rod 3 and the energy dissipation plate 2, a fourth fixing plate 10 may be arranged between the second connecting rod 3 and the energy dissipation plate 2; the fourth fixing plate 10 can be a rectangular steel plate, and the strength of the fourth fixing plate 10 can also be greater than that of the energy dissipation plate 2; the top of the second connecting rod 3 can be welded on the plate surface of the fourth fixing plate 10 close to the bottom, a plurality of through holes are formed in the plate surface of the fourth fixing plate 10 close to the top, and the fourth fixing plate 10 is installed on the energy dissipation plate 2 through bolts and studs; the fourth fixing plate 10 and the corresponding second connecting rod 3 may be located on the same straight line, which is beneficial to improving the uniformity of stress. So set up, can make things convenient for the installation and the dismantlement of head rod 1, second connecting rod 3 and energy dissipation board 2, improve the efficiency of construction.
Further, the energy dissipation plate 2 is made of a steel plate, the first connecting rods 1 and the second connecting rods 3 are made of steel bars, and the yield point of the steel bars is higher than that of the steel plate. So set up, can be so that when this wall body reinforced structure receives powerful impact, deformation takes place preferentially for energy dissipation board 2, plays better energy dissipation buffering effect.
Further, the thickness of the energy dissipation plate 2 is 5-15 mm. In particular, the dissipater plate 2 may be made of a low yield point steel plate 6mm thick, for example.
Further, wall body reinforcing structures are arranged on two sides of the shear wall 6. Specifically, in order to improve the anti-seismic effect, the wall body reinforcing structure may be arranged on both the inner side and the outer side of the shear wall 6. For example, the wall reinforcing structures on the inner and outer sides of the shear wall 6 may be arranged in parallel.
Further, a plurality of wall reinforcing structures are arranged at intervals along the length direction of the shear wall 6. Specifically, for example, considering that the size of some shear walls 6 is large, and the size of a single wall reinforcing structure is not too large, a plurality of wall reinforcing structures can be used together, and the interval between two adjacent wall reinforcing structures can be adjusted to better protect the shear walls 6.
Can see by above embodiment, the utility model provides a wall body reinforced structure possesses following beneficial effect:
1. the whole process is dry operation, materials are economical, components are processed and completed in factories, assembly operation is mainly performed on site, the construction process is simple and convenient, the reinforcement construction period can be effectively shortened, the engineering efficiency is improved, and the influence of reinforcement engineering on building use is reduced;
2. the ductility, the deformability and the energy consumption capability of the shear wall are improved, the damage degree of the wall body of the shear wall under the action of an earthquake is reduced, and the damage points are concentrated on the energy dissipation plate.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A wall body reinforcing structure comprises an upper floor slab and a lower floor slab, and is characterized by further comprising an energy dissipation plate, a plurality of first connecting rods and a plurality of second connecting rods;
the upper floor slab is connected with the top of the shear wall, and the lower floor slab is connected with the bottom of the shear wall;
the bottoms of the first connecting rods are connected with the top of the energy dissipation plate, and the tops of the first connecting rods are connected with the upper floor;
the tops of the second connecting rods are connected with the bottom of the energy dissipation plate, and the bottoms of the second connecting rods are connected with the lower floor.
2. The wall reinforcing structure according to claim 1, wherein the number of the first connecting rods is two, and the two first connecting rods are arranged in an inverted splayed shape;
the number of the second connecting rods is two, and the two second connecting rods are arranged in a splayed shape.
3. The wall reinforcing structure according to claim 1, further comprising a first angle and a second angle;
the first angle steel and the second angle steel respectively comprise two mutually connected side surfaces;
the first angle steel is horizontally arranged, one side face of the first angle steel is connected with the upper floor slab, and the other side face of the first angle steel is connected with the tops of the first connecting rods;
the second angle steel is horizontally arranged, one side face of the second angle steel is connected with the lower floor slab, and the other side face of the second angle steel is connected with the bottoms of the second connecting rods.
4. The wall reinforcing structure according to claim 3, further comprising a plurality of first fixing plates and a plurality of second fixing plates;
the first fixing plates correspond to the first connecting rods one to one, the tops of the first fixing plates are connected with the first angle steels, and the bottoms of the first fixing plates are connected with the tops of the corresponding first connecting rods;
the second fixing plates are in one-to-one correspondence with the second connecting rods, the bottoms of the second fixing plates are connected with the second angle steels, and the tops of the second fixing plates are connected with the bottoms of the corresponding second connecting rods.
5. The wall reinforcing structure according to claim 4, wherein the strength of the first fixing plate and the strength of the second fixing plate are both greater than the strength of the energy dissipation plate;
the strength of the first angle steel and the strength of the second angle steel are both greater than the strength of the energy dissipation plate.
6. The wall reinforcing structure according to claim 1, further comprising a plurality of third fixing plates and a plurality of fourth fixing plates;
the third fixing plates correspond to the first connecting rods one to one, the tops of the third fixing plates are connected with the bottoms of the corresponding first connecting rods, and the bottoms of the third fixing plates are connected with the tops of the energy dissipation plates;
the fourth fixing plate is in one-to-one correspondence with the second connecting rods, the top of the fourth fixing plate is connected with the bottom of the energy dissipation plate, and the bottom of the fourth fixing plate is connected with the top of the corresponding second connecting rod.
7. The wall reinforcing structure according to claim 1, wherein the energy dissipation plate is made of a steel plate, and the first connecting rods and the second connecting rods are made of steel bars having a higher yield point than that of the steel plate.
8. The wall reinforcing structure according to claim 1, wherein the energy dissipater plate has a thickness of 5-15 mm.
9. The wall reinforcing structure of claim 1, wherein the wall reinforcing structure is disposed on both sides of the shear wall.
10. The wall reinforcing structure of claim 1, wherein a plurality of the wall reinforcing structures are arranged at intervals along the length of the shear wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920493605.7U CN210086882U (en) | 2019-04-12 | 2019-04-12 | Wall body reinforced structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920493605.7U CN210086882U (en) | 2019-04-12 | 2019-04-12 | Wall body reinforced structure |
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| CN210086882U true CN210086882U (en) | 2020-02-18 |
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| CN201920493605.7U Active CN210086882U (en) | 2019-04-12 | 2019-04-12 | Wall body reinforced structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017033A (en) * | 2019-04-12 | 2019-07-16 | 北京建筑大学 | A kind of wall reinforcement structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017033A (en) * | 2019-04-12 | 2019-07-16 | 北京建筑大学 | A kind of wall reinforcement structure |
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