CN221858284U - Flange plate reinforced I-steel - Google Patents
Flange plate reinforced I-steel Download PDFInfo
- Publication number
- CN221858284U CN221858284U CN202323543181.6U CN202323543181U CN221858284U CN 221858284 U CN221858284 U CN 221858284U CN 202323543181 U CN202323543181 U CN 202323543181U CN 221858284 U CN221858284 U CN 221858284U
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- plate
- flange plate
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- steel
- reinforced
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 50
- 239000010959 steel Substances 0.000 title claims abstract description 50
- 230000002787 reinforcement Effects 0.000 claims description 16
- 238000003466 welding Methods 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 abstract description 8
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a flange plate reinforced I-steel, which comprises an I-steel body, wherein the I-steel body consists of an upper flange plate, a lower flange plate and a web plate, the upper flange plate and the lower flange plate are respectively arranged at the upper end and the lower end of the web plate, reinforcing pieces which generate resilience force when being pressed are arranged at the two sides of the web plate, and the reinforcing pieces are detachably connected with the upper flange plate and the lower flange plate. The utility model is used for improving the compressive strength of the flange plate of the I-steel, reducing the deformation of the flange plate when being pressed, avoiding the first damage of the flange plate when being pressed, and further improving the stress strength of the whole I-steel.
Description
Technical Field
The utility model relates to the technical field of I-steel, in particular to flange plate reinforced I-steel.
Background
As the traditional I-steel, the upper and lower flange plates are generally designed to be the same cross section, experiments show that because the flange plates of the tensile area do not need to consider buckling, and the flange plates of the compression area need to consider buckling and rigidity, the same cross section of the upper and lower flange plates (especially the flange plates of which the compression area is also designed to be a flat plate) is not economical and scientific, most of damages are represented as loading points or midspan in load loading experiments, the compression upper flange is firstly buckled in a buckling way, the steel girder is bent downwards greatly, web local buckling is caused, and finally the whole steel girder is buckled or overturned to be deformed until the damages are caused.
The principle above shows that the stressed flange plates of the upper flange and the lower flange of the I-steel have larger geometric sections, otherwise, the stressed flange plates become weak points in the whole steel beam structure and are damaged first.
Disclosure of utility model
The utility model aims to provide a flange plate reinforced I-steel, which improves the compressive strength of the flange plate of the I-steel when being pressed, reduces the deformation of the flange plate when being pressed, avoids the damage of the flange plate when being pressed, and further improves the stress strength of the whole I-steel.
In order to solve the technical problems, the utility model adopts the following scheme:
The utility model provides a flange plate strenghthened type I-steel, includes the I-steel body, and the I-steel body comprises last flange plate, lower flange plate and web, and go up flange plate and lower flange plate and set up respectively in web upper and lower both ends, the web both sides all are equipped with the reinforcement that produces the resilience force when pressing, and the reinforcement can be dismantled with last flange plate, lower flange plate and be connected.
Due to the adoption of the technical scheme, the reinforcing piece is detachably connected between the upper flange plate and the lower flange plate, the reinforcing piece is convenient to mount and dismount in a detachable connection mode, and the reinforcing piece can generate resilience force opposite to load born by the flange plate when the upper flange plate and/or the lower flange plate are pressed so as to lighten the stress and deformation of the flange plate, so that the compressive strength of the flange plate when the flange plate is pressed is improved, the flange plate is prevented from being damaged firstly when the flange plate is pressed, and the stress strength of the whole I-steel is improved.
Further, the reinforcement comprises first arched plate and second arched plate, and first arched plate, second arched plate are along I-steel length direction distribution, and first arched plate is located second arched plate top, and the opening of first arched plate up, and the opening of second arched plate down, the arc top of first arched plate is connected with the arc top of second arched plate.
Further, two ends of the opening of the first arch plate are detachably connected with the bottom surface of the upper flange plate, and two ends of the opening of the second arch plate are detachably connected with the top surface of the lower flange plate.
Further, two ends of the opening parts of the first arch plate and the second arch plate are integrally formed with clamping parts, and clamping grooves matched with the clamping parts are formed in the bottom surfaces of the upper flange plates and the top surfaces of the lower flange plates.
Furthermore, the clamping parts and the clamping grooves are all strip-shaped and distributed along the length direction of the I-steel, the cross sections of the clamping parts are of dovetail block structures, and the cross sections of the clamping grooves are of dovetail groove structures matched with the dovetail block structures.
Further, the arc tops of the first arch plate and the second arch plate are flat surfaces.
Further, the arc tops of the first arch plate and the second arch plate are connected into a whole through bolts, rivets or welding.
Further, the first arch plate and the second arch plate are arch steel plates.
The utility model has the beneficial effects that:
1. In the utility model, the reinforcing piece is detachably connected between the upper flange plate and the lower flange plate, the detachable connection mode is convenient for the installation and the detachment of the reinforcing piece, and when the upper flange plate and/or the lower flange plate are pressed, the reinforcing piece can generate resilience force opposite to the load born by the flange plate so as to lighten the stress and the deformation of the flange plate, thereby improving the compressive strength of the flange plate when the flange plate is pressed, avoiding the flange plate from being damaged firstly when the flange plate is pressed, and further improving the stress strength of the whole I-steel.
2. The arc tops of the first arch plate and the second arch plate adopt flat surfaces, and the flat surfaces are convenient for connecting the two arch plates.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic side view of the present utility model.
Reference numerals: the novel bridge comprises a 1-upper flange plate, a 2-web plate, a 3-lower flange plate, a 4-clamping groove, a 5-clamping part, a 6-first arch plate and a 7-second arch plate.
Detailed Description
The present utility model will be described in further detail with reference to examples and drawings, but embodiments of the present utility model are not limited thereto.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "longitudinal", "lateral", "horizontal", "inner", "outer", "front", "rear", "top", "bottom", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "configured," "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; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Examples
The utility model provides a flange plate strenghthened type I-steel, includes the I-steel body, and the I-steel body comprises upper flange plate 1, lower flange plate 3 and web 2, and upper flange plate 1 and lower flange plate 3 set up respectively in web 2 upper and lower both ends, web 2 both sides all are equipped with the reinforcement that produces the resilience force when pressing, and the reinforcement can be dismantled with upper flange plate 1, lower flange plate 3 and be connected.
In this embodiment, as shown in fig. 1 and fig. 2, a reinforcement is detachably connected between the upper flange plate 1 and the lower flange plate 3, and the manner of detachable connection facilitates the installation and detachment of the reinforcement, when the upper flange plate 1 and/or the lower flange plate 3 is pressed, the reinforcement can generate a resilience force opposite to the load born by the flange plate, so as to reduce the stress and deformation of the flange plate, thereby improving the compressive strength of the flange plate when the flange plate is pressed, avoiding the flange plate from being damaged first when the flange plate is pressed, and further improving the stress strength of the whole i-steel.
Preferably, the reinforcement comprises a first arch bar 6 and a second arch bar 7, the first arch bar 6 and the second arch bar 7 are distributed along the length direction of the I-steel, the first arch bar 6 is positioned above the second arch bar 7, the opening of the first arch bar 6 faces upwards, the opening of the second arch bar 7 faces downwards, and the arc top of the first arch bar 6 is connected with the arc top of the second arch bar 7.
Specifically, as shown in fig. 1, the reinforcement comprises first arched plate 6 and second arched plate 7, the length of two arched plates and the length adaptation of I-steel, first arched plate 6 sets up in second arched plate 7 top, first arched plate 6 opening up, second arched plate 7 opening down, two arched plates constitute an hourglass column structure like this, the arc top department of two arched plates is connected, when upper flange plate 1 is pressed, the load that produces acts on upper flange plate 1, then transmit first arched plate 6, first arched plate 6 is under the effect of self arc structure, can produce a resilience force opposite to the load, simultaneously second arched plate 7 also can produce a resilience force, through first arched plate 6, the resilience force that second arched plate 7 produced is used for counteracting part vertical load, and then the atress of upper flange plate 1 has been alleviateed relatively, consequently, the atress of upper flange plate 1 has also alleviateed, when upper flange plate 1 is pressed, the load that produces is applied to upper flange plate 1, then transmit first arched plate 6 is under the effect of self arc structure, can produce a resilience force opposite to the load when the flange plate is pressed, the compressive strength of flange plate is also can be avoided when the flange plate is pressed, the compressive strength is destroyed by the flange plate is not to be destroyed by the flange plate, and the vertical compression strength is further improved, the flange plate is broken when the compressive strength is broken by the flange plate is stressed.
Preferably, the two ends of the opening of the first arch plate 6 are detachably connected with the bottom surface of the upper flange plate 1, and the two ends of the opening of the second arch plate 7 are detachably connected with the top surface of the lower flange plate 3. Specifically, the two ends of the opening of the first arch plate 6 and the second arch plate 7 are detachably connected with the bottom surface of the upper flange plate 1 and the top surface of the lower flange plate 3 respectively, so that the reinforcement is convenient to install and detach.
Preferably, the two ends of the opening of the first arch plate 6 and the second arch plate 7 are provided with clamping parts 5 in an integrated manner, and the bottom surface of the upper flange plate 1 and the top surface of the lower flange plate 3 are provided with clamping grooves 4 matched with the clamping parts 5.
Preferably, the clamping part 5 and the clamping groove 4 are both strip-shaped and distributed along the length direction of the I-steel, the cross section of the clamping part 5 is of a dovetail block structure, and the cross section of the clamping groove 4 is of a dovetail groove structure matched with the dovetail block structure.
Specifically, the specific scheme of the detachable connection is as follows: the clamping parts 5 are uniformly formed at the two ends of the openings of the first arch plate 6 and the second arch plate 7, the cross sections of the clamping parts 5 are of dovetail block structures, two parallel clamping grooves 4 are formed in the bottom surface of the upper flange plate 1 and the top surface of the lower flange plate 3, the cross sections of the clamping grooves 4 are of dovetail groove structures matched with the dovetail block structures, the problem that the vertical upper arch plate cannot fall off from the flange plates due to the cooperation of the dovetail grooves and the dovetail blocks is solved, after the first arch plate 6 and the second arch plate 7 are installed, the front end and the rear end of the two arch plates are temporarily fixed with the flange plates in an electric welding mode, the clamping parts 5 on the two arch plates are prevented from being aligned with the clamping grooves 4 during installation, then the two arch plates are clamped between the two flange plates along the length direction of the I-steel until the arch plates are flush with the end faces of the flange plates, when the vertical load of the field of the application of the I-steel is not large, the reinforcement piece is not needed, the temporary piece can be knocked off, and then the reinforcement piece can be pulled out along the length direction of the I-steel, and the installation and the disassembly is convenient.
Preferably, the arc tops of the first arch plate 6 and the second arch plate 7 are flat surfaces. Specifically, the arc top of the two arch plates adopts a straight surface, so that the contact area of the arc top of the two arch plates is larger during connection, the fitting degree is also larger, and the connection firmness of the first arch plate 6 and the second arch plate 7 is stronger.
Preferably, the arc tops of the first arch plate 6 and the second arch plate 7 are connected into a whole through bolts, rivets or welding. In particular, when the first arch-shaped plate 6 and the second arch-shaped plate 7 are connected, various manners can be adopted, and in order to facilitate the later disassembly, a bolt connection manner or a rivet riveting manner is generally adopted.
Preferably, the first arch plate 6 and the second arch plate 7 are both arch steel plates. Specifically, to increase the load-bearing capacity of the arch plates, the first arch plate 6 and the second arch plate 7 are made of steel plates.
The foregoing description of the preferred embodiment of the utility model is not intended to limit the utility model in any way, but rather to cover all modifications, equivalents, improvements and alternatives falling within the spirit and principles of the utility model.
Claims (8)
1. The utility model provides a flange plate strenghthened type I-steel, includes the I-steel body, and the I-steel body comprises last flange plate (1), lower flange plate (3) and web (2), and go up flange plate (1) and lower flange plate (3) and set up respectively in web (2) upper and lower both ends, a serial communication port, web (2) both sides all are equipped with the reinforcement that produces the resilience force when pressing, and the reinforcement can be dismantled with last flange plate (1), lower flange plate (3) and be connected.
2. A flange plate reinforced i-steel according to claim 1, wherein the reinforcement consists of a first arch plate (6) and a second arch plate (7), the first arch plate (6) and the second arch plate (7) are distributed along the length direction of the i-steel, the first arch plate (6) is located above the second arch plate (7), the opening of the first arch plate (6) is upward, the opening of the second arch plate (7) is downward, and the arc top of the first arch plate (6) is connected with the arc top of the second arch plate (7).
3. The flange plate reinforced I-steel according to claim 2, wherein two ends of the opening of the first arch plate (6) are detachably connected with the bottom surface of the upper flange plate (1), and two ends of the opening of the second arch plate (7) are detachably connected with the top surface of the lower flange plate (3).
4. A flange plate reinforced i-steel according to claim 3, wherein, two ends of the openings of the first arch plate (6) and the second arch plate (7) are integrally formed with clamping parts (5), and the bottom surface of the upper flange plate (1) and the top surface of the lower flange plate (3) are provided with clamping grooves (4) matched with the clamping parts (5).
5. The flange plate reinforced I-steel according to claim 4, wherein the clamping portions (5) and the clamping grooves (4) are all strip-shaped and distributed along the length direction of the I-steel, the cross section of the clamping portions (5) is of a dovetail block structure, and the cross section of the clamping grooves (4) is of a dovetail groove structure matched with the dovetail block structure.
6. Flange plate reinforced i-steel according to claim 2, characterized in that the arc tops of the first (6) and second (7) arch plates are all flat surfaces.
7. A flange plate reinforced i-steel according to claim 6, characterized in that the first arch plate (6) and the second arch plate (7) are connected as one body by means of bolts, rivets or welding at the arch top.
8. A flange plate reinforced i-steel according to claim 2, wherein the first (6) and second (7) arch plates are each arch steel plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323543181.6U CN221858284U (en) | 2023-12-25 | 2023-12-25 | Flange plate reinforced I-steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323543181.6U CN221858284U (en) | 2023-12-25 | 2023-12-25 | Flange plate reinforced I-steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221858284U true CN221858284U (en) | 2024-10-18 |
Family
ID=93048826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323543181.6U Active CN221858284U (en) | 2023-12-25 | 2023-12-25 | Flange plate reinforced I-steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221858284U (en) |
-
2023
- 2023-12-25 CN CN202323543181.6U patent/CN221858284U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |