CN212153709U - Vibration isolation connection structure at connection node of light steel beam and steel column - Google Patents
Vibration isolation connection structure at connection node of light steel beam and steel column Download PDFInfo
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- CN212153709U CN212153709U CN202020718963.6U CN202020718963U CN212153709U CN 212153709 U CN212153709 U CN 212153709U CN 202020718963 U CN202020718963 U CN 202020718963U CN 212153709 U CN212153709 U CN 212153709U
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Abstract
The utility model discloses a vibration isolation connection structure of light steel beam and steel column connection node, including the vibration isolation connecting portion that the welding is enlarged connecting portion on steel column upper portion and is used for linking firmly together enlarged connecting portion and light steel beam, enlarge connecting portion and include the horizontal welding and weld the steel sheet and the symmetric welding at steel column top are on the steel column web, are used for supporting the support piece of steel sheet. The utility model discloses the advantage lies in that the structure is ingenious, reasonable, and the construction of being convenient for has fine vibration isolation effect, and the security is high, has reduced the probability that the incident takes place. Specifically, the utility model discloses the direction that the cushion atress between light steel beam and steel column warp with go up the elastic plate, the precompression compression deformation opposite direction that bears between the elastic plate down can cut off the elasticity input, and then reach the vibration isolation effect, effectively protect in the factory building operation workman's personal safety, effectively reduce the probability that the accident took place.
Description
Technical Field
The utility model belongs to the technical field of steel construction building and specifically relates to a vibration isolation connection structure of light steel beam and steel column connection node department is related to.
Background
The steel structure building is a novel building system, replaces the traditional reinforced concrete with steel plates and section steel, has the advantages of higher strength, better shock resistance, short construction period, reusability, green environment and the like, and is widely applied to industrial buildings and civil buildings, such as steel structure industrial plants.
A plurality of existing large steel structure industrial plants usually utilize a crane to hoist workpieces and the like, vibration generated in the working process of the crane can greatly affect the connection nodes of steel beams and steel columns, meanwhile, due to the fact that the rigidity of light steel beams is crossed at the bottom, the influence of live loads is large (particularly the multi-angle frequent action of wind loads), vibration is caused to frequently occur at the connection positions of the steel beams and the steel columns, connecting bolts at the connection positions of the steel beams and the steel columns are further caused to be loosened, welding seams at the connection positions are brittle, and great potential safety hazards exist.
In order to solve the problems, the bearing capacity of a connecting joint is generally improved by increasing the diameter of a connecting bolt and a connecting welding seam in actual construction. However, the connection mode is rigid connection, so that the construction cost of the connection node is increased, the vibration isolation effect is not obvious, and the vibration problem of the node cannot be fundamentally solved. Therefore, how to design a vibration isolation connection structure of a light steel beam and a steel column connection node with good vibration isolation effect and high safety is an important problem to be solved by technical personnel in the field.
Disclosure of Invention
An object of the utility model is to provide a vibration isolation connection structure of light steel beam and steel column connection node.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
vibration isolation connection structure of light steel beam and steel column connection node department, including the vibration isolation connecting portion that the welding is enlarged on steel column upper portion connecting portion and is used for will enlarging connecting portion and light steel beam and link firmly together, enlarge connecting portion and include the horizontal welding and in the steel column top connect the steel sheet and the symmetrical welding on the steel column web, be used for supporting connect the support piece of steel sheet.
The vibration isolation connecting part comprises a first vibration isolation connecting piece and a second vibration isolation connecting piece which are used for fixing the connecting steel plate and the light steel beam, and the deformation directions of the first vibration isolation connecting piece and the second vibration isolation connecting piece are opposite.
The first vibration isolation connecting piece comprises an elastic pad arranged between the connecting steel plate and the lower flange plate of the light steel beam, the elastic pad and the connecting steel plate are fixedly connected through connecting bolts.
The deformation of the elastic cushion is 10 mm-100 mm.
The second vibration isolation connecting piece comprises a lower elastic plate and an upper elastic plate, wherein the lower elastic plate is symmetrically and fixedly connected to the lower flange plate of the light steel beam, the upper elastic plate is symmetrically arranged on the upper flange plate of the light steel beam, the upper elastic plate and the lower elastic plate vertically correspond to each other, and the upper elastic plate, the lower elastic plate and the connecting steel plate vertically correspond to each other and are connected into a whole through a connecting screw rod in threaded connection with a plurality of nuts.
The upper elastic plate and the lower elastic plate have the same structure and are of an integrated Z-shaped structure formed by connecting an upper horizontal section, a lower horizontal section and a middle inclined section.
The upper elastic plate and the lower elastic plate are installed in opposite directions.
The supporting piece comprises a supporting plate horizontally welded on the steel column web and a supporting web welded on the steel column web, wherein the top of the supporting web is welded with the connecting steel plate, and the bottom of the supporting web is welded with the supporting plate.
The utility model discloses the advantage lies in that the structure is ingenious, reasonable, and the construction of being convenient for has fine vibration isolation effect, and the security is high, has reduced the probability that the incident takes place. Specifically, the utility model discloses the direction that the cushion atress between light steel beam and steel column warp with go up the elastic plate, the precompression compression deformation opposite direction that bears between the elastic plate down can cut off the elasticity input, and then reach the vibration isolation effect, effectively protect in the factory building operation workman's personal safety, effectively reduce the probability that the accident took place.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the light steel beam and the second vibration isolating connector of fig. 1.
Fig. 3 is an exploded view of the present invention.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the drawings, which are implemented on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are provided, but the scope of the present invention is not limited to the following embodiments.
As shown in fig. 1-3, vibration isolation connection structure of light steel beam and steel column connection node department, including the vibration isolation connecting portion that the welding is in 1 upper portion of steel column and be used for linking firmly together with light steel beam 2 expanding connecting portion, expand connecting portion and include that horizontal welding connects 3.1 and symmetrical welding in 1 web both sides of steel column at 1 top of steel column, a support piece for supporting steel sheet 3.1, support piece includes backup pad 3.2 and the vertical support web 3.3 of welding on 1 web of steel column of horizontal welding on 1 web of steel column, support web 3.3's top is in the same place with the welding of steel sheet 3.1, support web 3.3's bottom is in the same place with backup pad 3.2 welding.
As shown in fig. 1, the vibration isolation connecting part comprises a first vibration isolation connecting part and a second vibration isolation connecting part which are used for fixedly connecting a steel plate 3.1 and a light steel beam 2, and the deformation directions of the first vibration isolation connecting part and the second vibration isolation connecting part are opposite;
the first vibration isolation connecting piece comprises an elastic pad 4.1 (the deformation of the elastic pad is within the range of 10 mm-100 mm, preferably 10 mm-40 mm) arranged between a connecting steel plate 3.1 and a lower flange plate of the light steel beam 2, and the lower flange plate of the light steel beam 2, the elastic pad 4.1 and the connecting steel plate 3.1 are fixedly connected through a connecting bolt 4.2 (a nut on the connecting bolt 4.2 is not required to be fastened);
as shown in fig. 1-2, the second vibration isolation connecting piece includes a lower elastic plate 5.1 symmetrically fixed on the lower flange plate of the light steel beam 2 and an upper elastic plate 5.2 symmetrically arranged on the upper flange plate of the light steel beam 2, the upper elastic plate 5.2 and the lower elastic plate 5.1 are vertically corresponding and have the same structure, and the upper elastic plate 5.2 and the lower elastic plate 5.1 are of an integrated Z-shaped structure formed by connecting an upper horizontal section, a lower horizontal section and a middle inclined section; the lower elastic plate 5.1 extends upwards from the lower flange plate of the light steel beam 2 in an inclined mode, the upper elastic plate 5.2 extends downwards from the upper flange plate of the light steel beam 2 in an inclined mode, namely the safe directions of the upper elastic plate 5.2 and the lower elastic plate 5.1 are opposite, and the deformation direction between the upper elastic plate 5.2 and the lower elastic plate 5.1 is opposite to the deformation direction of the elastic cushion 4.1;
as shown in fig. 1, the upper elastic plate 5.2 and the lower elastic plate 5.1 which correspond to each other vertically are fastened and connected with the connecting steel plate 3.1 through the connecting screw 5.3, the upper elastic plate 5.2 is fastened and connected with the connecting screw 5.3 through the two nuts a, the lower elastic plate 5.1 is fastened and connected with the connecting screw 5.3 through the two nuts B, and the connecting steel plate 3.1 is fastened and connected with the connecting screw 5.3 through the nut C, so that the elastic connection between the light steel beam 2 and the steel column 1 is realized.
The construction method of the vibration isolation connection structure comprises the following steps:
firstly, welding a connecting steel plate 3.1 at the top of a steel column 1 horizontally, welding supporting plates 3.2 at two symmetrical sides of a web plate of the steel column 1, welding supporting web plates 3.3 at the web plate of the steel column 1 between the supporting plates 3.2 and the connecting steel plate 3.1 symmetrically, welding the bottom of the supporting web plate 3.3 and the supporting plates 3.2 into a whole, and welding the top of the supporting web plate 3.3 and the connecting steel plate 3.1 into a whole;
secondly, symmetrically welding two lower elastic plates 5.1 on the upper surface of the lower flange plate of the light steel beam 2, wherein the lower elastic plates 5.1 extend upwards from the bottom of the lower flange plate of the light steel beam 2 in an inclined manner; upper elastic plates 5.2 are symmetrically welded on the lower surface of an upper flange plate of the light steel beam 2, each upper elastic plate 5.2 extends downwards from the upper flange plate of the light steel beam 2 in an inclined mode, and the upper elastic plates 5.2 correspond to the lower elastic plates 5.1 up and down, as shown in fig. 1 specifically;
thirdly, hanging the light steel beam 2 on a connecting steel plate 3.1, connecting an upper elastic plate 5.2, a lower elastic plate 5.1 and the connecting steel plate 3.1 together by a connecting screw rod 5.3, then fastening the upper elastic plate 5.2 and the connecting screw rod 5.3 together by a nut A, and fastening the lower elastic plate 5.1 and the connecting screw rod 5.3 together by a nut B, so that the elasticity between the upper elastic plate 5.2 and the lower elastic plate 5.1 corresponding to each other up and down is reduced, as shown in fig. 1 specifically;
fourthly, an elastic cushion 4.1 is arranged between the lower flange plate of the light steel beam 2 and the connecting steel plate 3.1, and a connecting screw 5.3 and the connecting steel plate 3.1 are fastened together by a nut C; and finally, connecting the lower flange plate of the light steel beam 2, the elastic pad 4.1 and the connecting steel plate 3.1 together by using the connecting bolt 4.2 (the nut of the connecting bolt only needs to be slightly fixed and does not need to be fastened), and the construction operation of the vibration isolation connecting structure at the connecting node of the light steel beam 2 and the steel column 1 can be completed.
In the description of the present invention, it should be noted that the terms "front", "back", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Claims (8)
1. The utility model provides a vibration isolation connection structure of light steel beam and steel column connected node, its characterized in that: the vibration isolation connecting part comprises an expansion connecting part welded on the upper part of a steel column and a vibration isolation connecting part used for fixedly connecting the expansion connecting part and a light steel beam together, wherein the expansion connecting part comprises a connecting steel plate horizontally welded on the top of the steel column and supporting pieces symmetrically welded on a web plate of the steel column and used for supporting the connecting steel plate.
2. The vibration isolation connection structure at a connection node of a light steel beam and a steel column according to claim 1, wherein: the vibration isolation connecting part comprises a first vibration isolation connecting piece and a second vibration isolation connecting piece which are used for fixing the connecting steel plate and the light steel beam, and the deformation directions of the first vibration isolation connecting piece and the second vibration isolation connecting piece are opposite.
3. The vibration isolation connection structure at a connection node of a light steel beam and a steel column according to claim 2, wherein: the first vibration isolation connecting piece comprises an elastic pad arranged between the connecting steel plate and the lower flange plate of the light steel beam, the elastic pad and the connecting steel plate are fixedly connected through connecting bolts.
4. The vibration isolation connection structure at a connection node of a light steel beam and a steel column according to claim 3, wherein: the deformation of the elastic cushion is 10 mm-100 mm.
5. The vibration isolation connection structure at a connection node of a light steel beam and a steel column according to claim 2, wherein: the second vibration isolation connecting piece comprises a lower elastic plate and an upper elastic plate, wherein the lower elastic plate is symmetrically and fixedly connected to the lower flange plate of the light steel beam, the upper elastic plate is symmetrically arranged on the upper flange plate of the light steel beam, the upper elastic plate and the lower elastic plate vertically correspond to each other, and the upper elastic plate, the lower elastic plate and the connecting steel plate vertically correspond to each other and are connected into a whole through a connecting screw rod in threaded connection with a plurality of nuts.
6. The vibration isolation connection structure at the connection node of the light steel beam and the steel column according to claim 5, wherein: the upper elastic plate and the lower elastic plate have the same structure and are of an integrated Z-shaped structure formed by connecting an upper horizontal section, a lower horizontal section and a middle inclined section.
7. The vibration isolation connection structure at a connection node of a light steel beam and a steel column according to claim 6, wherein: the upper elastic plate and the lower elastic plate are installed in opposite directions.
8. The vibration isolation connection structure at a connection node of a light steel beam and a steel column according to claim 1, wherein: the supporting piece comprises a supporting plate horizontally welded on the steel column web and a supporting web welded on the steel column web, wherein the top of the supporting web is welded with the connecting steel plate, and the bottom of the supporting web is welded with the supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020718963.6U CN212153709U (en) | 2020-05-06 | 2020-05-06 | Vibration isolation connection structure at connection node of light steel beam and steel column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020718963.6U CN212153709U (en) | 2020-05-06 | 2020-05-06 | Vibration isolation connection structure at connection node of light steel beam and steel column |
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| Publication Number | Publication Date |
|---|---|
| CN212153709U true CN212153709U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020718963.6U Active CN212153709U (en) | 2020-05-06 | 2020-05-06 | Vibration isolation connection structure at connection node of light steel beam and steel column |
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| Country | Link |
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| CN (1) | CN212153709U (en) |
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2020
- 2020-05-06 CN CN202020718963.6U patent/CN212153709U/en active Active
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