CN222140374U - A steel structure grid support with vibration reduction performance - Google Patents

A steel structure grid support with vibration reduction performance Download PDF

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Publication number
CN222140374U
CN222140374U CN202420711817.9U CN202420711817U CN222140374U CN 222140374 U CN222140374 U CN 222140374U CN 202420711817 U CN202420711817 U CN 202420711817U CN 222140374 U CN222140374 U CN 222140374U
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China
Prior art keywords
grid
steel structure
fixed plate
support
vibration
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CN202420711817.9U
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李辉
王政
张学鹏
李成杰
赵志豪
周亚
王冉
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First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
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First Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
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Abstract

本实用新型提供了一种具有减振性能的钢结构网架支座,属于建筑施工技术领域。本方案通过弹簧减振器、固定板、气动阻尼器、直角架和限位板的相互作用,可以在该钢结构网架支座与网架结构相连时,将网架结构产生的振动通过载重平台与减振弹簧器的相互设置,可以将日常使用中的振动进行衰减,同时通过与直角架和固定板之间相连的气动阻尼器,可以将球架受到的振动进行二次衰减,延长了该钢结构网架支座的使用寿命,增强了网架结构间的稳定性。本方案有效的解决了目前市场上的网架支座的受力特点,同时解决了网架结构连接时因产生振动而导致网架结构破坏以及耐久性低的问题。另一方面,此网架支座连接简易,安装方便,不耗时耗力。

The utility model provides a steel structure grid support with vibration reduction performance, which belongs to the field of building construction technology. Through the interaction of spring shock absorbers, fixed plates, pneumatic dampers, right-angle frames and limit plates, this solution can attenuate the vibrations generated by the grid structure through the mutual arrangement of the load-bearing platform and the vibration-reducing spring device when the steel structure grid support is connected to the grid structure, and attenuate the vibrations in daily use. At the same time, through the pneumatic damper connected between the right-angle frame and the fixed plate, the vibrations received by the ball frame can be secondary attenuated, thereby extending the service life of the steel structure grid support and enhancing the stability of the grid structure. This solution effectively solves the stress characteristics of the grid supports currently on the market, and at the same time solves the problems of grid structure damage and low durability caused by vibrations generated when the grid structure is connected. On the other hand, this grid support is easy to connect and install, and does not consume time and effort.

Description

Steel structure net rack support with vibration reduction performance
Technical Field
The utility model relates to the technical field of building construction, in particular to a steel structure grid support with vibration reduction performance.
Background
In recent years, large-span space grid structures are rapidly developed, and steel grids are widely applied to important marked grid structure fields such as large gymnasiums, exhibition centers, airports and the like. With the wide application of steel net rack, the traditional net rack is limited when being subjected to horizontal acting force and vertical acting force simultaneously. When the external force acts, particularly when wind load acts, vibration is easily generated between the net racks, and the supporting rods between the net racks are stressed too much, so that the stability of the net racks is reduced, and potential safety hazards appear. In view of the above, the present utility model provides a steel structure grid support having vibration damping performance.
Disclosure of utility model
The utility model aims to provide a steel structure net rack support with vibration reduction performance, which is easy to connect and convenient to install.
The utility model is realized by the following measures:
The steel structure net rack support with the vibration reduction performance is characterized by comprising a fixed plate, a supporting ball valve body, a limiting plate, a right-angle frame, a spring vibration absorber, a loading platform and a welding ball frame;
The utility model discloses a welding ball frame, including fixed plate upper portion, fixed plate upper portion center fixedly connected with support ball valve body, support ball valve body left and right sides respectively is provided with a limiting plate, both sides the limiting plate with support ball valve body contact and restriction its position, limiting plate lower part surface weld in on the fixed plate, support ball valve body upper portion is connected with load platform, load platform lower part surface both sides are all passed through spring damper connects on the fixed plate, the fixed plate both sides are equipped with the screw hole respectively, load platform upper portion is provided with the welding ball frame, welding ball frame upper portion surface is provided with a plurality of net rack connecting pieces, be connected with the net rack bracing piece on the net rack connecting piece.
The utility model has the specific characteristics that:
The spring shock absorber comprises a protective shell and a damping spring inside the protective shell, the damping spring is connected with the loading platform through a thrust rod, a buffer gasket is connected to an opening of the spring shock absorber, damage to the damping spring is avoided, vibration between grid support rods causes the damping spring to stretch out and draw back, kinetic energy between grids is converted into elastic potential energy of the damping spring, so that a grid structure tends to be stable, and specifically, when a welding ball frame vibrates, vibration energy generated by the welding ball frame is transmitted to the thrust rod through the loading platform, the vibration energy causes the thrust rod to generate thrust so as to compress the damping spring, elastic restoring force is generated, and attenuation of the vibration energy is realized.
The lower part of the loading platform is provided with two symmetrical right-angle frames, two opposite side surfaces of the limiting plates are respectively provided with a slide way, a slide block is arranged in each slide way, the right-angle frames are connected with the limiting plates through the slide blocks, and the bottom surfaces of the right-angle frames are connected to the fixed plates through pneumatic dampers, so that a secondary vibration reduction effect can be formed;
Specifically, when the net rack support rod is acted by external force, the right-angle frame on one side is pressed down, so that the right-angle frame is limited by the slide way on the limiting plate, and then the pneumatic damper generates support buffering force, so that vibration force is attenuated, and a secondary vibration reduction supporting effect is formed.
The angle between a plurality of groups of the net rack connecting pieces is 15 degrees to 30 degrees, and the net rack connecting pieces can freely rotate, so that the net rack supporting rods can be conveniently connected.
The arc of the welding ball frame is larger than that of a semicircle, and the welding ball frame is a major arc ball frame, so that the structure can bear larger acting force.
The fixing plate is of a double-layer structure, the upper layer structure and the lower layer structure are fixedly connected through bolts arranged in the threaded holes, the lower layer structure is directly and fixedly connected with the grid plate, grid damage caused by overlarge external force is avoided, and the upper layer structure is connected with the steel structure grid support, so that the structure is more stable and reliable;
Because the net rack support rod can be subjected to external force, the steel structure net rack support seat is required to bear larger external force. When each net rack connecting piece on the welding ball rack is acted by the external force of the net rack supporting rod, the external force can be transmitted to the supporting ball valve body connected with the center of the upper part of the fixing plate through the loading platform, and the supporting ball valve body can buffer most of the external force, so that the action of the net rack supporting rod is reduced.
The beneficial effects of the utility model are as follows:
Along with the wide application of steel rack, traditional rack is when receiving external force action, especially when wind load acts on, easily causes the vibration to produce between the rack and makes the support pole atress too big between the rack to reduce the stability of rack, appear the potential safety hazard. Therefore, the utility model aims to change the stress characteristics of the existing support, not only can bear vertical load, but also can bear horizontal load, improve the capability of the support for bearing vibration, meet the stability requirement of the steel mesh frame, and strengthen the structural integrity.
The net rack support is simple in design and clear in thought, and all materials are easy to manufacture and install.
The effectual atress characteristics of the rack support in having solved present market of this scheme has solved the rack structure simultaneously and has destroyed and the low problem of durability because of producing vibration when connecting. On the other hand, the net rack support is simple and easy to connect, convenient to install and free of time and labor consumption.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present utility model.
Fig. 2 is a schematic structural view of a spring damper according to an embodiment of the present utility model.
Fig. 3 is a schematic side view of a limiting plate according to an embodiment of the utility model.
The hydraulic support is characterized by comprising the following components of a fixed plate, a supporting ball valve body, 20, a slideway, 21, a sliding block, 3, a limiting plate, 4, a spring damper, 40, a damping spring, 41, a buffer gasket, 42, a thrust rod, 43, a protective shell, 5, a right-angle frame, 6, a welding ball frame, 7, a net frame connecting piece, 8, a loading platform, 9, a pneumatic damper and 10 and bolts.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
In order to clearly illustrate the technical characteristics of the scheme, the scheme is explained below through a specific embodiment.
Referring to fig. 1-3, a steel structure net rack support with vibration damping performance comprises a fixed plate 1, a supporting ball valve body 2, a limiting plate 3, a right angle frame 5, a spring vibration damper 4, a loading platform 8 and a welding ball frame 6;
The center fixedly connected with support ball valve body 2 on fixed plate 1 upper portion, support ball valve body 2 left and right sides respectively is provided with limiting plate 3, both sides limiting plate 3 and support ball valve body 2 contact and restrict its position, limiting plate 3 lower part surface welding is on fixed plate 1, support ball valve body 2 upper portion is connected with load platform 8, load platform 8 lower part surface both sides all connect on fixed plate 1 through spring damping 4 ware, fixed plate 1 both sides are equipped with the screw hole respectively, load platform 8 upper portion is provided with welding ball frame 6, welding ball frame 6 upper portion surface is provided with a plurality of net rack connecting pieces 7, be connected with the net rack bracing piece on the net rack connecting piece 7.
The spring damper 4 comprises a protective shell 43 and a damping spring 40 inside the protective shell, the damping spring 40 is connected with the loading platform 8 through a thrust rod 42, a buffer gasket 41 is connected to an opening of the spring damper 4, damage to the damping spring is avoided, vibration between grid support rods causes expansion and contraction of the damping spring 40, kinetic energy between grids is converted into elastic potential energy of the damping spring 40, so that a grid structure tends to be stable, and particularly, when the welding ball rack 6 vibrates, vibration energy generated by the welding ball rack is transmitted to the thrust rod 42 through the loading platform 8, the thrust rod 42 is caused to generate thrust to enable the damping spring 40 to compress, elastic restoring force is generated, and vibration energy attenuation is achieved.
The lower part of the loading platform 8 is provided with two symmetrical right-angle frames 5, the opposite side surfaces of the two limiting plates 3 are respectively provided with a slideway 20, a sliding block 21 is arranged in the slideway 20, the right-angle frames 5 are connected with the limiting plates 3 through the sliding block 21, and the bottom surface of each right-angle frame 5 is connected to the fixed plate 1 through the arranged pneumatic damper 9, so that a secondary vibration reduction effect can be formed;
Specifically, when the grid support rod is acted by external force, the right-angle frame 5 on one side is pressed down, so that the right-angle frame 5 is limited by the slide way 20 on the limiting plate 3, and then the pneumatic damper 9 generates support buffering force, so that vibration force is attenuated, and a secondary vibration reduction supporting effect is formed.
The angle between a plurality of net rack connecting pieces 7 is 15 degrees to 30 degrees, and net rack connecting pieces 7 can freely rotate, so that connection of net rack supporting rods is facilitated.
The arc of the welding ball frame 6 is larger than that of a semicircle, and the welding ball frame is a major arc ball frame, so that the structure can bear larger acting force.
The fixing plate 1 is of a double-layer structure, the upper layer structure and the lower layer structure are fixedly connected through bolts 10 arranged in threaded holes, the lower layer structure is directly fixedly connected with the grid plate, grid damage caused by too large external force is avoided, and the upper layer structure is connected with the steel structure grid support, so that the structure is more stable and reliable;
Because the net rack support rod can be subjected to external force, the steel structure net rack support seat is required to bear larger external force. When the external force of each net rack connecting piece 7 on the welding ball rack 6 is acted by the net rack supporting rods, the external force can be transmitted to the supporting ball valve body 2 connected with the center of the upper part of the fixed plate 1 through the loading platform 8, and the supporting ball valve body 2 can buffer a large part of external force, so that the action of the net rack supporting rods is reduced.
The technical features of the present utility model that are not described in the present utility model may be implemented by or using the prior art, and are not described in detail herein, but the above description is not intended to limit the present utility model, and the present utility model is not limited to the above examples, but is also intended to be within the scope of the present utility model by those skilled in the art.

Claims (6)

1. The steel structure net rack support with the vibration reduction performance is characterized by comprising a fixed plate (1), a supporting ball valve body (2), a limiting plate (3), a right-angle frame (5), a spring vibration absorber (4), a loading platform (8) and a welding ball frame (6);
The center of the upper part of the fixed plate (1) is fixedly connected with a supporting ball valve body (2), the left side and the right side of the supporting ball valve body (2) are respectively provided with a limiting plate (3), the lower surface of the limiting plate (3) is welded on the fixed plate (1), the upper part of the supporting ball valve body (2) is connected with a loading platform (8), the utility model discloses a welding ball frame, including fixed plate (1), load platform (8), spring damper (4), fixed plate (1), welding ball frame (6) upper portion surface, load platform (8) lower part surface both sides all are in through spring damper (4) connect on fixed plate (1), fixed plate (1) both sides are equipped with the screw hole respectively, load platform (8) upper portion is provided with welding ball frame (6), welding ball frame (6) upper portion surface is provided with a plurality of net rack connecting piece (7).
2. The steel structure grid support with vibration damping performance according to claim 1, wherein the spring vibration damper (4) comprises a protective shell (43) and a vibration damping spring (40) arranged in the protective shell, the vibration damping spring (40) is connected with the loading platform (8) through a thrust rod (42), and a buffer gasket (41) is connected at an opening of the spring vibration damper (4).
3. The steel structure grid support with vibration damping performance according to claim 1, wherein two symmetrical right angle frames (5) are arranged at the lower part of the loading platform (8), sliding ways (20) are arranged on opposite sides of the two limiting plates (3), sliding blocks (21) are arranged in the sliding ways (20), the right angle frames (5) are connected with the limiting plates (3) through the sliding blocks (21), and the bottom surfaces of the right angle frames (5) are connected to the fixed plates (1) through arranged pneumatic dampers (9).
4. The steel structure grid support with vibration damping performance according to claim 1, characterized in that the angle between several groups of grid connectors (7) is 15-30 degrees and the grid connectors (7) are free to rotate.
5. The steel structure net rack support with vibration damping performance according to claim 1, wherein the arc of the welding ball rack (6) is larger than the arc of a semicircle, and is a major arc ball rack.
6. The steel structure net rack support with vibration damping performance according to claim 1, wherein the fixing plate (1) is of a double-layer structure, and an upper layer structure and a lower layer structure are fixedly connected through bolts (10) arranged in the threaded holes.
CN202420711817.9U 2024-04-08 2024-04-08 A steel structure grid support with vibration reduction performance Active CN222140374U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202420711817.9U CN222140374U (en) 2024-04-08 2024-04-08 A steel structure grid support with vibration reduction performance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202420711817.9U CN222140374U (en) 2024-04-08 2024-04-08 A steel structure grid support with vibration reduction performance

Publications (1)

Publication Number Publication Date
CN222140374U true CN222140374U (en) 2024-12-10

Family

ID=93736597

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202420711817.9U Active CN222140374U (en) 2024-04-08 2024-04-08 A steel structure grid support with vibration reduction performance

Country Status (1)

Country Link
CN (1) CN222140374U (en)

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