CN213062492U - Prefabricated plate shock attenuation component - Google Patents
Prefabricated plate shock attenuation component Download PDFInfo
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- CN213062492U CN213062492U CN202021061653.8U CN202021061653U CN213062492U CN 213062492 U CN213062492 U CN 213062492U CN 202021061653 U CN202021061653 U CN 202021061653U CN 213062492 U CN213062492 U CN 213062492U
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Abstract
The utility model discloses a prefabricated plate damping member, which is suitable for prefabricated plates lapped at two ends of a wall body and comprises I-shaped steel and an engineering spring; the I-shaped steel comprises a lower flange plate, a web plate and an upper flange plate; the lower flange plate is arranged at the position of the center line of the wall body, and the center line of the web plate is collinear with the center line of the wall body; one end of the engineering spring is connected with the web plate, and the other end of the engineering spring is connected with a baffle plate; the prefabricated plates at two ends of the wall body respectively extend into the space between the upper flange plate and the lower flange plate of the I-shaped steel and are in contact with the baffle. When an earthquake occurs, the elastic force of the engineering spring can consume earthquake force; the lower flange plate of the I-shaped steel can support the precast slab, and even when the displacement generated by shaking exceeds the length of the precast slab lapped on the wall body, the lower flange plate can also support the precast slab and ensure that the precast slab cannot fall off, so that the earthquake resistance of the house is improved, the cost is low, the structure is simple, the universality is high, and the effect in shock absorption is obvious.
Description
Technical Field
The utility model relates to a building shock attenuation technical field especially relates to a prefabricated plate shock attenuation component.
Background
The prefabricated floor slab is popular in the building industry due to the superior performances of fast construction progress, low cost, simple and fast field installation, good strength and rigidity of the floor slab and the like. However, the seismic performance of the prefabricated slab is poor. When the earthquake happens, the masonry structure wall body rocks, and when the displacement of rocking the production surpassed the prefabricated plate overlap joint in the length of wall body, the prefabricated plate will drop to produce the floor and drop and injure the people by a crashing object, and after the prefabricated plate dropped, can make the structure lose the horizontal support, cause building structure unstability to destroy.
In order to avoid the problems, at present, a building earthquake-resistant structure is provided, namely, a tie bar extends out of a ring beam, a tie bar with the diameter of 6 mm is arranged between longitudinal gaps of plate seams and extends into the plate seams to a certain length, a common steel bar with the diameter of 8 mm is arranged between transverse gaps of plates, three steel bars are bound and tied together, a single plate block and the ring beam are connected into a whole, and a variable unit is a whole; once earthquake happens, three pulling acting forces form a better earthquake-proof effect.
However, this construction has a problem that the ring beam is not present on every floor, and in a multi-story building, there is a case where the ring beam is built with an interlayer; at this time, the effect of the drawknot between the floor slabs depending on the longitudinal and transverse steel bars is poor. Once the plate seams are cracked, the plate seams are peeled off from the floor slab, and the reinforcing steel bars between the plate seams lose the tying significance. Therefore, the drawknot method has great limitation. Therefore, it is necessary to improve the seismic performance of buildings constructed by using prefabricated panels in a simpler and more universal manner.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims to provide a prefabricated plate shock attenuation component, the displacement that can effectual reduction prefabricated plate skew wall body caused when taking place the earthquake is poor, improves the anti-seismic performance of building.
In order to achieve the above purpose, the present invention adopts the following technical solution.
A prefabricated plate damping member is suitable for prefabricated plates lapped at two ends of a wall body and comprises I-shaped steel and an engineering spring; the I-shaped steel comprises a lower flange plate, a web plate and an upper flange plate; the lower flange plate is arranged at the position of the center line of the wall body, and the center line of the web plate is collinear with the center line of the wall body; one end of the engineering spring is connected with the web plate, and the other end of the engineering spring is connected with a baffle plate; the prefabricated plates at two ends of the wall body respectively extend into the space between the upper flange plate and the lower flange plate of the I-shaped steel and are in contact with the baffle.
The utility model discloses a characteristics lie in with the further improvement:
preferably, the width of the I-shaped steel is matched with that of the precast slab.
Preferably, one i-steel corresponds to a pair of prefabricated panels at both ends of the wall body.
Preferably, the height of the web is matched to the thickness of the prefabricated plate.
Preferably, the engineering spring is a plurality of engineering springs.
Preferably, one end of the engineering spring is welded on the web plate, and the other end of the engineering spring is welded with the baffle plate.
Preferably, the height of the baffle matches the thickness of the prefabricated plate.
Compared with the prior art, the beneficial effects of the utility model are that:
the prefabricated plate damping member provided by the utility model is assembled in the middle of the prefabricated plates at the two ends of the wall body, and when earthquake shaking occurs, the elastic force of the engineering spring can consume earthquake force; the lower flange plate of the I-shaped steel can support the precast slab, and even when the displacement generated by shaking exceeds the length of the precast slab lapped on a wall body, the lower flange plate of the I-shaped steel can also support the precast slab, so that the precast slab cannot fall off, the earthquake resistance of a house is improved by improving the structure of the precast slab, the cost is low, the structure is simple, the universality is high, and the effect in shock absorption is obvious.
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 view illustrating a prefabricated panel placed on a wall body by using the prefabricated panel damping member of the present invention;
FIG. 2 is a schematic structural view illustrating a prefabricated panel of the prior art being placed on a wall;
FIG. 3 is a schematic view showing the occurrence of slippage and falling off of a precast slab in the prior art during an earthquake.
In the above fig. 1-3: 1, precast slab; 2, a wall body; 3, I-shaped steel; 301 lower flange plate; 302 web; 303 an upper flange plate; 304 weld; 4 engineering spring; 5 baffle plate.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to examples, but those skilled in the art will understand that the following examples are only for illustrating the present invention and should not be construed as limiting the scope of the present invention.
FIG. 1 is a schematic structural view illustrating a prefabricated panel of the prior art placed on a wall; the two prefabricated plates are lapped at the central line of the wall body 2, when an earthquake occurs, the prefabricated plates can fall off when the displacement generated by shaking the earthquake exceeds the length of the prefabricated plates lapped on the wall body 2, and therefore the phenomena of structural instability such as falling of the prefabricated plates, loss of horizontal support of the structure and the like occur, as shown in fig. 2.
Referring to fig. 3, an embodiment of the present invention provides a prefabricated panel damping member, which is suitable for prefabricated panels lapped on both ends of a wall body, and includes i-shaped steel and engineering springs; the I-shaped steel comprises a lower flange plate, a web plate and an upper flange plate; the lower flange plate is arranged at the position of the center line of the wall body, and in the same cross section, the center line of the web plate is collinear with the center line of the wall body; one end of the engineering spring is connected with the web plate, and the other end of the engineering spring is connected with a baffle plate; the prefabricated plates at two ends of the wall body respectively extend into the space between the upper flange plate and the lower flange plate of the I-shaped steel and are in contact with the baffle.
In the above embodiment, the precast slab is clamped between the upper flange plate and the lower flange plate of the i-beam, and an engineering spring is arranged between the end of the precast slab and the web plate of the i-beam, and is in contact with the end of the spring by using the baffle; when the earthquake occurs and shakes, the wall body inclines, and at the moment, the engineering spring is compressed or stretched, so that part of force generated by the earthquake can be offset, and the displacement difference caused by the fact that the prefabricated plate shifts away from the wall body when the earthquake occurs is effectively reduced; and the lower flange plate of the I-shaped steel can also support the precast slab, so that the precast slab is ensured not to fall off, and the seismic performance of the building is improved. In addition, the upper flange plate of the I-shaped steel can protect the engineering spring from being influenced by a covering material on the upper part of the precast slab, for example, a concrete protection layer is poured on the precast slab, and the influence of concrete entering the engineering spring on the performance of the engineering spring is avoided.
According to an embodiment of the utility model, the width of I-steel with the width matching of prefabricated plate.
According to an embodiment of the present invention, an i-steel corresponds to a pair of prefabricated panels at both ends of the wall.
In the above embodiment, the width of the i-beam is matched with the width of the prefabricated slab, and one i-beam corresponds to a pair of prefabricated slabs at two ends of the wall, so that the i-beam is convenient for construction operation for the pair of prefabricated slabs at two sides of the wall, and the damping effect of the damping member on the prefabricated slabs can be improved.
According to an embodiment of the invention, the height of the web matches the thickness of the prefabricated panel.
In the above embodiments, the height of the web matches the thickness of the prefabricated plate, for example, if the thickness of the prefabricated plate is 100 mm and 120 mm, the height of the web is 110 mm and 130 mm; the prefabricated plate can be just clamped between the upper flange plate and the lower flange plate of the I-shaped steel, and the supporting force of the I-shaped steel on the prefabricated plate is guaranteed when the wall body shakes.
According to an embodiment of the invention, the engineering spring is a plurality of.
In the above embodiments, there are a plurality of engineering springs. A plurality of engineering springs are arranged between the web plate and the end portion of the prefabricated plate, so that seismic force can be offset better, and the anti-seismic performance is improved.
According to the utility model discloses an embodiment, the one end welding of engineering spring is in on the web, the other end welding with the baffle welding.
In the above embodiment, the engineering spring, the web plate and the baffle plate are connected in a welding mode, so that the fixing property is good, and the operation is simple and rapid.
In the above embodiment, the i-steel is made of Q345 steel, the width, length and thickness of the lower flange plate and the upper flange plate are all the same, and the width of the i-steel is equal to the width of the precast slab; the plate width of the conventional precast slab is 500, 600 and 700 mm; the length of the support floor is ensured to meet the displacement change generated by the sliding of the support floor, and in the embodiment, the length is 300 mm; the thickness of the steel is the thickness of the conventional I-shaped steel; the thickness of the web plate is 8-10 mm. Further, in the above embodiment, the length of each engineering spring is 50mm, and the thickness of the stopper plate is 5 mm.
Specifically, the prefabricated panel shock-absorbing member in the above embodiment is processed by the following method and used in construction:
the method comprises the following steps:
1) firstly, welding a web plate of I-shaped steel on a lower flange plate;
2) then welding one end of the engineering spring on a web plate of the I-shaped steel, and welding the other end of the engineering spring on the baffle plate; welding the upper flange plate at the corresponding position of the web plate;
3) finally, the welded I-shaped steel with the engineering spring is placed at the center line of the wall body;
4) hoisting the precast slab to an I-shaped steel accessory, and inserting the short edge of the precast slab between an upper flange plate and a lower flange plate of the I-shaped steel;
5) two precast slabs are respectively inserted into two ends of the I-shaped steel;
6) and repeating the steps to finish the installation of the whole floor slab.
The method 2 comprises the following steps:
1) firstly, welding a web plate of I-shaped steel on a lower flange plate;
2) then welding one end of the engineering spring on a web plate of the I-shaped steel, and welding the other end of the engineering spring on the baffle plate;
3) placing the I-steel which is not welded with the upper flange plate at the central line position of the wall body;
4) then hoisting the floor slabs at two ends of the I-shaped steel web plate in sequence;
5) finally, welding the upper flange plate at the corresponding position of the web plate;
6) and repeating the steps to finish the installation of the whole floor slab.
Will the utility model discloses a building house is built to prefabricated plate shock attenuation component in being arranged in the prefabricated plate, and low cost, on-the-spot installation are simple swift, the construction progress is fast, and have very strong anti-seismic performance.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. A prefabricated plate damping member is suitable for prefabricated plates lapped at two ends of a wall body and is characterized by comprising I-shaped steel and an engineering spring;
the I-shaped steel comprises a lower flange plate, a web plate and an upper flange plate;
the lower flange plate is arranged at the position of the center line of the wall body, and in the same cross section, the center line of the web plate is collinear with the center line of the wall body;
one end of the engineering spring is connected with the web plate, and the other end of the engineering spring is connected with a baffle plate;
the prefabricated plates at two ends of the wall body respectively extend into the space between the upper flange plate and the lower flange plate of the I-shaped steel and are in contact with the baffle.
2. The precast slab shock-absorbing member of claim 1, wherein the width of the i-beam is matched to that of the precast slab.
3. The prefabricated panel shock-absorbing member as claimed in claim 2, wherein one i-steel is associated with a pair of prefabricated panels provided at both ends of the wall body.
4. The prefabricated panel shock-absorbing member as claimed in claim 1, wherein the web has a height matched to the thickness of the prefabricated panel.
5. The prefabricated panel shock-absorbing member as claimed in claim 1, wherein the engineering spring is plurally provided.
6. The prefabricated panel shock-absorbing member as claimed in claim 1, wherein one end of the engineering spring is welded to the web, and the other end thereof is welded to the barrier.
7. The prefabricated panel shock-absorbing member as claimed in claim 1, wherein the height of the baffle is matched to the thickness of the prefabricated panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021061653.8U CN213062492U (en) | 2020-06-10 | 2020-06-10 | Prefabricated plate shock attenuation component |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021061653.8U CN213062492U (en) | 2020-06-10 | 2020-06-10 | Prefabricated plate shock attenuation component |
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| CN213062492U true CN213062492U (en) | 2021-04-27 |
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| CN202021061653.8U Active CN213062492U (en) | 2020-06-10 | 2020-06-10 | Prefabricated plate shock attenuation component |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113882525A (en) * | 2021-09-29 | 2022-01-04 | 昌达建筑科技有限公司 | Connecting structure of multi-block modular floor and wall |
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2020
- 2020-06-10 CN CN202021061653.8U patent/CN213062492U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113882525A (en) * | 2021-09-29 | 2022-01-04 | 昌达建筑科技有限公司 | Connecting structure of multi-block modular floor and wall |
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