Pin shaft steel structure fixing hinged support

Abstract

The utility model relates to the technical field of steel structure construction, and particularly discloses a pin shaft steel structure fixing hinged support which is characterized in that an upper hanging lug connecting plate is arranged on an upper top plate, a lower hanging lug connecting plate is arranged on a lower base, and mutually corresponding hinged holes are formed in the upper hanging lug connecting plate and the lower hanging lug connecting plate; the installation between the upper top plate and the lower base can be completed only by utilizing a pin shaft to penetrate through the hinge holes in the upper hanging lug connecting plate and the lower hanging lug connecting plate, and the fixing assembly is further arranged on the lower base, so that the lower base can bear horizontal force caused by vehicle braking or wind power through the fixing assembly. Therefore, relative displacement between the lower base and the upper top plate is prevented, and the overall stability of the support is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structure construction, and particularly relates to a pin steel structure fixed hinge support. Background Art

[0002] With the rapid development of the application of steel structures in the construction industry in China, the number of large-scale steel structure buildings increases annually. Due to its beautiful shape and free rotation in the plane, the pin steel structure fixed hinge support has been widely used in large-span space steel structures such as airport terminals and stadiums in recent years. The current pin steel structure fixed hinge support is relatively complex to install, and the lower base is generally composed of only one base plate, so its stability is not high and it cannot withstand too much horizontal force caused by vehicle braking or wind force.

[0003] The technical problem to be solved by this application is to design a pin steel structure fixed hinge support with simple installation and high stability. Content of the Utility Model

[0004] In order to overcome the deficiencies of the prior art, the purpose of the utility model is to provide a pin steel structure fixed hinge support with simple installation and high stability.

[0005] The technical solution adopted by the utility model is: a pin steel structure fixed hinge support, including an upper top plate and a lower base. A number of upper hanging ear connecting plates fixedly connected thereto are provided on the bottom side of the upper top plate, and a number of lower hanging ear connecting plates fixedly connected thereto are provided on the top side of the lower base. The upper hanging ear connecting plates and the lower hanging ear connecting plates are arranged alternately. The upper hanging ear connecting plates and the lower hanging ear connecting plates are both provided with corresponding hinge holes, and a pin rotatably matched therewith is arranged in the hinge holes. The upper hanging ear connecting plates and the lower hanging ear connecting plates are rotatably connected by the pins. The lower base is also provided with a fixing component for enhancing stability and preventing relative displacement between the lower base and the upper top plate.

[0006] In some embodiments, a steel column fixedly connected thereto is provided on the top side of the upper top plate, and a first stiffening rib plate fixedly connected thereto is provided between the upper top plate and the steel column for enhancing the stability between the steel column and the upper top plate.

[0007] In some embodiments, a second stiffening rib plate fixedly connected thereto is provided between the bottom side of the upper top plate and the upper hanging ear connecting plate for enhancing the stability between the upper top plate and the upper hanging ear connecting plate.

[0008] In some embodiments, the lower base includes a base plate, the lower hanging ear connecting plate is fixedly connected to the base plate, and a third stiffening rib plate fixedly connected thereto is provided between the base plate and the lower hanging ear connecting plate for enhancing the stability between the base plate and the lower hanging ear connecting plate.

[0009] In some embodiments, the fixing component includes a pre-embedded steel plate located below the bottom plate. The pre-embedded steel plate is provided with a grouting cavity for pouring slurry to enhance stability. The bottom plate is welded to the inner side wall of the grouting cavity.

[0010] In some embodiments, the fixing component further includes anchor bolts passing through between the bottom plate and the pre-embedded steel plate to enhance the stability of the lower base. The upper end of the anchor bolt is bolted and locked with the bottom plate, and the lower end of the anchor bolt passes through the pre-embedded steel plate and is located at the lower end of the pre-embedded steel plate.

[0011] In some embodiments, anchor bars fixedly connected thereto are further provided on the bottom side of the pre-embedded steel plate, and the anchor bars are welded to the pre-embedded steel plate.

[0012] In some embodiments, a fourth stiffening rib plate fixedly connected thereto is further provided between the outer side of the grouting cavity and the pre-embedded steel plate to enhance the stability between the grouting cavity and the pre-embedded steel plate.

[0013] In some embodiments, both the upper hanger connecting plate and the lower hanger connecting plate are in the shape of an isosceles triangle.

[0014] The utility model has the following technical effects: by providing an upper hanger connecting plate on the upper top plate and a lower hanger connecting plate on the lower base, and corresponding hinge holes are provided on both the upper hanger connecting plate and the lower hanger connecting plate, the installation between the upper top plate and the lower base can be completed only by using a pin to pass through the hinge holes on the upper hanger connecting plate and the lower hanger connecting plate respectively. And a fixing component is further provided on the lower base. By providing the fixing component, the lower base can bear the horizontal force caused by vehicle braking or wind force, thereby preventing relative displacement between the lower base and the upper top plate, and further greatly improving the overall stability of the support. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a front view structural schematic diagram of the pin steel structure fixed hinge support of the utility model;

[0016] Figure 2 is a side view structural schematic diagram of the pin steel structure fixed hinge support of the utility model;

[0017] Figure 3 is a separated structural schematic diagram of the upper top plate and the lower base of the pin steel structure fixed hinge support of the utility model.

[0018] The reference numerals in the drawings correspond to the names as follows: 1, upper top plate; 2, lower base; 10, upper hanger connecting plate; 20, lower hanger connecting plate; 3, hinge hole; 30, pin; 21, fixing component; 11, steel column; 12, first stiffening rib plate; 13, second stiffening rib plate; 22, bottom plate; 23, third stiffening rib plate; 210, pre-embedded steel plate; 211, grouting cavity; 212, anchor bolt; 213, anchor bar; 24, fourth stiffening rib plate. Detailed implementation manners

[0019] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0020] Please refer to Figures 1-3 , the present invention provides a technical solution: a pin steel structure fixed hinge support, including an upper top plate 1 and a lower base 2. A number of upper hanger connecting plates 10 fixedly connected thereto are provided on the bottom side of the upper top plate 1, and a number of lower hanger connecting plates 20 fixedly connected thereto are provided on the top side of the lower base 2. The upper hanger connecting plates 10 located on the upper top plate 1 and the lower hanger connecting plates 20 located on the lower base 2 are arranged in an alternating and corresponding manner, and both the upper hanger connecting plates 10 and the lower hanger connecting plates 20 are in the shape of an isosceles triangle. The connecting direction of the upper hanger connecting plates 10 is downward, and the connecting direction of the lower hanger connecting plates 20 is upward. And both the upper hanger connecting plates 10 and the lower hanger connecting plates 20 are provided with corresponding hinge holes 3. A pin 30 rotatably matched therewith is provided in the hinge holes 3. Therefore, when it is necessary to install and connect the upper top plate 1 and the lower base 2, only the connecting directions of the upper hanger connecting plates 10 and the lower hanger connecting plates 20 need to be correspondingly arranged, and then the hinge holes 3 located on the upper hanger connecting plates 10 and the lower hanger connecting plates 20 are also correspondingly aligned. Finally, the pin 30 is sequentially passed through the hinge holes 3 on the upper hanger connecting plates 10 and the lower hanger connecting plates 20 until the upper hanger connecting plates 10 and the lower hanger connecting plates 20 can be rotatably connected through the pin 30, and the connection and installation between the upper top plate 1 and the lower base 2 can be completed. The whole installation process is simple and fast.

[0021] A steel column 11 fixedly connected thereto is also provided on the top side of the upper top plate 1. In order to enhance the stability between the steel column 11 and the upper top plate 1, a first stiffening rib plate 12 fixedly connected thereto is also provided on the top side of the upper top plate 1. The first stiffening rib plate 12 is also fixedly connected to the steel column 11. The first stiffening rib plate 12 is fixedly connected to both the upper top plate 1 and the steel column 11 by welding.

[0022] In order to enhance the stability between the upper top plate 1 and the upper hanger connecting plates 10, a second stiffening rib plate 13 fixedly connected to each other is also provided between the bottom side of the upper top plate 1 and the upper hanger connecting plates 10. The second stiffening rib plate 13 is also fixedly connected to the bottom side of the upper top plate 1 and the upper hanger connecting plates 10 by welding.

[0023] The lower base 2 includes a bottom plate 22, and the lower hanger connecting plate 20 is fixedly connected to the bottom plate 22. To enhance the stability between the bottom plate 22 and the lower hanger connecting plate 20, a third stiffening rib plate 23 which is fixedly connected to each other is further provided between the bottom plate 22 and the lower hanger connecting plate 20. The third stiffening rib plate 23 is also fixedly connected to the bottom plate 22 and the lower hanger connecting plate 20 by welding. And by providing the third stiffening rib plate 23, the stability between the bottom plate 22 and the lower hanger connecting plate 20 can be greatly enhanced.

[0024] To enhance the stability of the lower base 2 and prevent relative displacement between the lower base 2 and the upper top plate 1, and thus be able to bear the horizontal forces caused by vehicle braking and wind, a fixing component 21 is further provided on the lower base 2. The fixing component 21 includes a pre-embedded steel plate 210 located below the bottom plate 22. A grouting cavity 211 for infusing high-strength non-shrinking grout to make the pre-embedded steel plate 210 more stable is provided on the pre-embedded steel plate 210. And the periphery of the bottom plate 22 is welded to the inner side wall of the grouting cavity 211. The fixing component 21 further includes an anchor bolt 212 passing through between the bottom plate 22, the grouting cavity 211 and the pre-embedded steel plate 210 in sequence. And the upper end of the anchor bolt 212 is fixedly locked to the bottom plate 22 by a bolt. The lower end of the anchor bolt 212 passes through the pre-embedded steel plate 210 and is located below the lower end of the pre-embedded steel plate 210. The fixing component 21 further includes anchor bars 213 located on the bottom side of the pre-embedded steel plate 210 and fixedly connected thereto. The anchor bars 213 are fixedly connected to the pre-embedded steel plate 210 by welding. When the lower base 2 needs to be installed, by placing the anchor bolt 212 and the anchor bars 213 in the fixing component 21 into the cement pier and fixedly connecting them to the cement pier respectively, the stability of the lower base 2 can be greatly improved, so that the lower base 2 can bear the horizontal forces caused by vehicle braking or wind, thereby preventing relative displacement between the lower base 2 and the upper top plate 1 and affecting the stability of the whole bearing.

[0025] A fourth stiffening rib plate 24 which is fixedly connected to each other is further provided between the outer side of the grouting cavity 211 and the pre-embedded steel plate 210. The fourth stiffening rib plate 24 is fixedly connected to the grouting cavity 211 and the pre-embedded steel plate 210 by welding. By providing a fourth stiffening rib plate 24 which is fixedly connected to each other between the grouting cavity 211 and the pre-embedded steel plate 210, and the bottom plate 22 is fixedly welded to the inner wall of the grouting cavity 211, and then cooperating with infusing high-strength non-shrinking grout into the grouting cavity 211, and the lower ends of the anchor bolt 212 and the anchor bars 213 are fixedly installed on the cement pier, the stability of the whole bearing is greatly improved.

[0026] Working principle or beneficial effects of the utility model: By providing an upper hanger connecting plate 10 on the upper top plate 1 and a lower hanger connecting plate 20 on the lower base 2, and providing corresponding hinge holes 3 on both the upper hanger connecting plate 10 and the lower hanger connecting plate 20, the installation between the upper top plate 1 and the lower base 2 can be completed only by using a pin shaft 30 to pass through the hinge holes 3 on the upper hanger connecting plate 10 and the lower hanger connecting plate 20 respectively. Moreover, a fixing component 21 is provided on the lower base 2. By providing the fixing component 21, the lower base 2 can bear the horizontal force caused by vehicle braking or wind force, thereby preventing relative displacement between the lower base 2 and the upper top plate 1, and further greatly improving the overall stability of the support.

[0027] Finally, it should be noted that the above are only preferred examples of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A pin-shaft steel structure fixed hinge support, characterized in that: The invention comprises an upper top plate (1) and a lower base (2); the bottom side of the upper top plate (1) is provided with a plurality of upper hanging ear connecting plates (10) fixedly connected thereto; the top side of the lower base (2) is provided with a plurality of lower hanging ear connecting plates (20) fixedly connected thereto; the upper hanging ear connecting plates (10) and the lower hanging ear connecting plates (20) are arranged alternately; the upper hanging ear connecting plates (10) and the lower hanging ear connecting plates (20) are both provided with mutually corresponding hinge holes (3); the hinge holes (3) are provided with pins (30) rotatably matched therewith; the upper hanging ear connecting plates (10) and the lower hanging ear connecting plates (20) are rotatably connected via the pins (30); the lower base (2) is also provided with a fixing component (21) for enhancing stability and preventing relative displacement between the lower base (2) and the upper top plate (1).

2. The pin-shaft steel structure fixed hinge support according to claim 1, characterized in that: A steel column (11) fixedly connected to the top side of the upper top plate (1) is provided, and a first stiffening rib plate (12) fixedly connected to the steel column (11) and used to enhance the stability between the steel column (11) and the upper top plate (1) is provided between the upper top plate (1) and the steel column (11).

3. The pin-shaft steel structure fixed hinge support according to claim 1, characterized in that: A second stiffening rib plate (13) is provided between the bottom side of the upper top plate (1) and the upper hanging ear connecting plate (10), which is respectively fixedly connected thereto and used to enhance the stability between the upper top plate (1) and the upper hanging ear connecting plate (10).

4. The pin-shaft steel structure fixed hinge support according to claim 1, characterized in that: The lower base (2) comprises a bottom plate (22), the lower hanging ear connecting plate (20) is fixedly connected to the bottom plate (22), and a third stiffening rib plate (23) is provided between the bottom plate (22) and the lower hanging ear connecting plate (20), which is respectively fixedly connected thereto and is used to enhance the stability between the bottom plate (22) and the lower hanging ear connecting plate (20).

5. The pin-shaft steel structure fixed hinge support according to claim 4, characterized in that: The fixing assembly (21) comprises an embedded steel plate (210) located below the bottom plate (22); a grouting cavity (211) for injecting grout to enhance stability is provided on the embedded steel plate (210); and the bottom plate (22) is welded to the inner wall of the grouting cavity (211).

6. The pin-shaft steel structure fixed hinge support according to claim 5, characterized in that: The fixing assembly (21) further comprises an anchor bolt (212) passing through between the base plate (22) and the embedded steel plate (210) for enhancing the stability of the lower base (2); the upper end of the anchor bolt (212) is bolt-locked with the base plate (22); and the lower end of the anchor bolt (212) passes through the embedded steel plate (210) and is located at the lower end of the embedded steel plate (210).

7. The pin-shaft steel structure fixed hinge support according to claim 5, characterized in that: Anchor bars (213) fixedly connected to the embedded steel plate (210) are also provided on the bottom side of the embedded steel plate (210), and the anchor bars (213) are welded to the embedded steel plate (210).

8. The pin-shaft steel structure fixed hinge support according to claim 5, characterized in that: A fourth stiffening rib plate (24) is also provided between the outer side of the grouting cavity (211) and the embedded steel plate (210), which is respectively fixedly connected thereto and used to enhance the stability between the grouting cavity (211) and the embedded steel plate (210).

9. The pin-shaft steel structure fixed hinge support according to claim 1, characterized in that: The upper hanging ear connecting plate (10) and the lower hanging ear connecting plate (20) are both in the shape of an isosceles triangle.

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