Arc-shaped steel structure

Abstract

The utility model discloses an arc-shaped steel structure which comprises an arc-shaped plate and a bottom plate, the bottom plate is horizontally arranged, a plurality of vertically-arranged supporting plates are arranged between the arc-shaped plate and the bottom plate, the supporting plates are in a C shape, the lower end face of the arc-shaped plate faces upwards, and the upper end face of the bottom plate is downwards provided with C-shaped grooves for the supporting plates to be embedded. The upper end face of the arc-shaped plate is downward, the lower end face of the bottom plate is upward provided with a plurality of fixing grooves, the number of the fixing grooves is equal to that of the supporting plates, the fixing grooves correspond to the supporting plates one to one in position, a fixing rod penetrates through the upper fixing groove and the lower fixing groove, the two ends of the fixing rod are provided with threads and connected with nuts, the nuts are arranged in the fixing grooves, and the two ends of the arc-shaped plate and the two ends of the bottom plate are further connected with installation plates. According to the utility model, the arc-shaped plate and the bottom plate are limited through the plurality of supporting plates, so that the disassembly and assembly are convenient and the stability is ensured; on the other hand, the threaded long rod and the nut are additionally arranged to further limit the supporting plate, and the stability strength of the supporting plate is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structure components, and particularly relates to an arc-shaped steel structure. Background Art

[0002] The existing Chinese utility model patent with the application number 201920335716.5 discloses an arc-shaped steel structure, which includes an upper arc plate, a support plate and a lower arc plate. The support plate is welded between the upper and lower arc plates to form a structure similar to an I-beam. However, there is a problem of inconvenience in disassembly and assembly as a whole. Once the arc plate is broken, the whole structure needs to be replaced. On the other hand, there is also room for improvement in enhancing the stability when installing the arc-shaped steel structure through the lifting plates on both sides. Summary of the Utility Model

[0003] The purpose of the utility model is to provide an arc-shaped steel structure with convenient disassembly and assembly and stable structure aiming at the deficiencies in the above background art.

[0004] To achieve the above purpose, the utility model provides an arc-shaped steel structure, which adopts the following technical solutions:

[0005] An arc-shaped steel structure includes an arc plate and a bottom plate. The bottom plate is horizontally arranged. A plurality of vertically arranged support plates are provided between the arc plate and the bottom plate. The support plates are in a C shape. C-shaped grooves for the support plates to be embedded are provided on the lower end face of the arc plate facing upward and the upper end face of the bottom plate facing downward. A plurality of fixing grooves are provided on the upper end face of the arc plate facing downward and the lower end face of the bottom plate facing upward. The number of the fixing grooves is the same as that of the support plates and their positions correspond one by one. A fixing rod penetrates between the upper and lower two fixing grooves. Threads are provided at both ends of the fixing rod and nuts are connected. The nuts are placed in the fixing grooves. Installation plates are also connected to both ends of the arc plate and the bottom plate.

[0006] The further improvement of the arc-shaped steel structure of the utility model is that vertical connecting plates are respectively provided at both ends of the arc plate and both ends of the bottom plate, and the connecting plates are connected to the installation plates.

[0007] The further improvement of the arc-shaped steel structure of the utility model is that fixing holes are provided on the connecting plates and the installation plates. Second fixing holes are provided on the support plates and the fixing rods. The fixing holes are the same as the second fixing holes. Threaded long rods are provided at the fixing holes and the second fixing holes. Second nuts are respectively connected to both ends of the threaded long rods. A plurality of third nuts are also provided in the middle of the threaded long rods. The plurality of third nuts are grouped in pairs, and respectively abut against a support plate and a fixing rod.

[0008] The further improvement of the arc-shaped steel structure of the utility model is that there are four groups of threaded long rods. Two groups are provided at the connecting plates connected to the arc plate, and two groups are provided at the connecting plates connected to the bottom plate.

[0009] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0010] In the present utility model, the arc-shaped plate and the bottom plate are limited by a plurality of support plates, ensuring convenient disassembly and assembly while also guaranteeing stability. On the other hand, the addition of threaded long rods and nuts further limits the support plates, improving their stability strength. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is a schematic structural diagram of the present utility model;

[0012] In the figure: 1 arc-shaped plate, 2 bottom plate, 3 support plate, 4 fixing groove, 5 fixing rod, 6 nut, 7 mounting plate, 8 connecting plate, 9 threaded long rod, 10 second nut, 11 third nut. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0013] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0014] As Figure 1 shown, an arc-shaped steel structure includes an arc-shaped plate 1 and a bottom plate 2. The bottom plate is horizontally arranged as a straight plate. A plurality of vertically arranged support plates 3 are provided between the arc-shaped plate and the bottom plate. The support plates are in a C shape. C-shaped grooves for the support plates to be embedded are provided on the lower end face of the arc-shaped plate upward and the upper end face of the bottom plate downward. A plurality of fixing grooves 4 are provided on the upper end face of the arc-shaped plate downward and the lower end face of the bottom plate upward. The number of fixing grooves is the same as the number of support plates and their positions correspond one by one. A fixing rod 5 is penetrated between the upper and lower two fixing grooves. Threads are provided at both ends of the fixing rod and are connected with nuts 6. The nuts are placed in the fixing grooves. Mounting plates 7 are also connected to both ends of the arc-shaped plate and the bottom plate. Specifically, vertical connecting plates 8 are provided at both ends of the arc-shaped plate and both ends of the bottom plate, and the connecting plates are connected to the mounting plates.

[0015] Furthermore, fixing holes are provided on the connecting plates and the mounting plates, and second fixing holes are provided on the support plates and the fixing rods. The fixing holes are the same as the second fixing holes. Threaded long rods 9 are provided at the fixing holes and the second fixing holes. Second nuts 10 are respectively connected to both ends of the threaded long rods. A plurality of third nuts 11 are also provided in the middle of the threaded long rods. The plurality of third nuts are grouped in pairs, respectively abutting against a support plate and a fixing rod.

[0016] Preferably, there are four groups of threaded long rods, two groups at the connecting plates connected to the arc-shaped plate and two groups at the connecting plates connected to the bottom plate.

[0017] The working principle of the present utility model is as follows: first, position the bottom plate preliminarily, then arrange the support plate, then insert the arc-shaped plate, and then arrange the fixing rod and the nut, so that the arc-shaped plate, the support plate and the bottom plate are firmly connected and limited. Then arrange the mounting plate, and then arrange the long threaded rod. When the long threaded rod passes through the fixing hole and the second fixing hole, arrange the third nut, and finally arrange the second nut, so that the overall steel structure is stably formed.

[0018] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above exemplary embodiments, and without departing from the spirit or basic characteristics of the present utility model, the present utility model can be implemented in other specific forms. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be encompassed within the present utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. An arc-shaped steel structure, characterized in that: It includes an arc-shaped plate and a bottom plate. The bottom plate is arranged horizontally. There are multiple vertically arranged support plates between the arc-shaped plate and the bottom plate. The support plates are C-shaped. There are C-shaped grooves for the support plates to be embedded on the upward lower end surface of the arc-shaped plate and the downward upper end surface of the bottom plate. There are multiple fixing grooves on the downward upper end surface of the arc-shaped plate and the upward lower end surface of the bottom plate. The number of fixing grooves is the same as that of the support plates and their positions correspond one by one. There are fixing rods passing through between the upper and lower two fixing grooves. The two ends of the fixing rod are threaded and are connected with nuts. The nuts are placed in the fixing grooves. Installation plates are also connected to both ends of the arc-shaped plate and the bottom plate.

2. The arc-shaped steel structure according to claim 1, wherein: Vertical connecting plates are respectively arranged at both ends of the arc-shaped plate and both ends of the bottom plate. The connecting plates are connected to the installation plates.

3. An arc-shaped steel structure according to claim 2, characterized in that: Fixing holes are provided on the connecting plates and the installation plates. Second fixing holes are provided on the support plates and the fixing rods. The fixing holes are the same as the second fixing holes. Threaded long rods are provided at the fixing holes and the second fixing holes. Second nuts are respectively connected to both ends of the threaded long rod. A number of third nuts are also provided in the middle of the threaded long rod. The number of third nuts is in groups of two, and each group respectively abuts against a support plate and a fixing rod.

4. The curved steel structure according to claim 3, characterized in that: There are four groups of the threaded long rods. Two groups are provided at the connecting plates connected to the arc-shaped plate, and two groups are provided at the connecting plates connected to the bottom plate.

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