High-strength large-span cable bridge

Abstract

The utility model relates to the technical field of cable bridges, in particular to a high-strength large-span cable bridge which comprises bridge bodies, connecting pieces and fastening pieces, the connecting pieces and the fastening pieces are detachably arranged between every two adjacent bridge bodies, each bridge body comprises a bottom plate and side plates arranged on the two sides of the bottom plate, guide grooves are symmetrically formed in ports of the two ends of each bottom plate, and the connecting pieces and the fastening pieces are arranged in the guide grooves. First fixing grooves communicating with the guide grooves are symmetrically formed in the two sides of the top end face of the bottom plate, first fixing holes communicating with the first fixing grooves in a one-to-one mode are formed in the bottom end face of the bottom plate, inserting grooves are symmetrically formed in the left side and the right side of the outer side wall of the side plate, and butt joint plates of trapezoidal structures are arranged on the left side and the right side of the inner side wall of the side plate. According to the bridge frame, the bridge frame bodies can be quickly spliced and assembled on site through the matched arrangement of the connecting pieces and the fastening pieces, the existing construction period is shortened, the working efficiency is improved, the bearing strength of the connecting position of every two adjacent bridge frame bodies is effectively improved, and the firmness, stability and safety of the bridge frame bodies during large-span laying are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of cable bridges, in particular to a large-span cable bridge with high strength. Background Art

[0002] Large-span cable tray refers to a type of cable tray with a large span and long length of a single bridge. It is suitable for power cables, control cables, lighting cables and accessories. The existing large-span cable tray is not convenient for splicing and is not stable enough after splicing, which reduces the working efficiency of the device. Utility Model Content

[0003] The utility model aims to provide a high-strength and long-span cable bridge for existing devices to solve the problems raised in the above-mentioned background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A high-strength large-span cable bridge, comprising a bridge body and a connector and a fastener detachably arranged between two adjacent bridge bodies, the bridge body comprising a bottom plate and side plates arranged on both sides of the bottom plate, guide grooves are symmetrically provided at ports at both ends of the bottom plate, first fixing grooves connected to the guide grooves are symmetrically provided on both sides of the top end surface of the bottom plate, first fixing holes connected to the first fixing grooves are provided on the bottom end surface of the bottom plate, plug-in grooves with a trapezoidal structure are symmetrically provided on the left and right sides of the outer side walls of the side plates, and butt-jointing plates with a trapezoidal structure extending in the height direction of the side plates are provided on the left and right sides of the inner side walls of the side plates;

[0006] The connecting member includes a reinforcing plate, a first reinforcing bone is provided on the top end surface of the reinforcing plate, guide plates that can be plugged into the guide grooves are symmetrically provided on both sides of the first reinforcing bone, a second fixing groove that is connected one-to-one with the first fixing groove is penetrated through the guide plate, the left and right sides of the reinforcing plate are folded upward to form a symmetrical connecting plate, a second reinforcing bone is provided on the inner end surface of the connecting plate, and plug-in plates that fit into the plug-in grooves are provided on the inner side walls of the connecting plate on both sides of the second reinforcing bone.

[0007] As a preferred technical solution of the utility model, the fastener includes a mounting plate, a reinforcement groove is provided on the bottom end surface of the mounting plate, and fixing blocks that can be inserted into the first fixing groove and the second fixing groove are provided on the mounting plates on both sides of the reinforcement groove, and a second fixing hole that is connected to the first fixing hole and can be inserted into the fixing bolt is provided on the bottom end surface of the fixing block, and the left and right sides of the mounting plate are folded upward to form symmetrical fastening plates, and the outer side wall of the fastening plate is provided with a docking groove for the docking plate to be inserted.

[0008] As a preferred technical solution of the utility model, a reinforcement plate matching the reinforcement groove is provided on the top end surface of the first reinforcement bone.

[0009] As a preferred technical solution of the present invention, the first reinforcement bone and the second reinforcement bone are an integrally formed U-shaped structure.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] When working, first align the guide plate on the connecting piece with the guide groove on the bridge body for plugging. At the same time, the plugging plate on the connecting piece is plugged into the plugging groove on the bridge body, so that the two adjacent bridge bodies are initially fixed and connected. Then, the fastener is pressed from the top of the connection between the two adjacent bridge bodies, and the docking groove on the fastener is aligned with the docking plate on the bridge body for guiding and plugging. At the same time, the fixing block at the bottom of the fastener is plugged into the first fixing groove on the bridge body and the second fixing groove on the connecting piece in turn, and the reinforcement groove at the bottom of the fastener is also aligned with the reinforcement groove on the connecting piece. The fixing plate is plugged in, and the second fixing hole is connected to the first fixing hole. The fixing bolts are inserted into the first fixing hole and the second fixing hole in turn, and the installation of two adjacent bridge frame bodies can be quickly completed. The utility model has a simple, compact and reasonable structure. Through the coordinated setting between the connecting parts and the fasteners, not only can the bridge frame body be quickly spliced ​​and assembled on site, shortening the existing construction period and improving work efficiency, but also effectively improves the bearing strength of the connection between the two adjacent bridge frame bodies, ensuring the firmness, stability and safety of the bridge frame body when it is laid over a large span, thereby ensuring the construction quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 This is a schematic structural diagram of the bridge body of the utility model from a first perspective;

[0014] Figure 3 It is a second perspective structural schematic diagram of the bridge body of the utility model;

[0015] Figure 4 It is a structural schematic diagram of the connecting piece of the utility model;

[0016] Figure 5 It is a structural schematic diagram of the fastener of the utility model;

[0017] In the figure: 1. bridge body; 11. bottom plate; 111. guide groove; 112. first fixing groove; 113. first fixing hole; 12. side plate; 121. plug-in groove; 122. docking plate; 2. connector; 21. reinforcing plate; 211. first reinforcing bone; 212. guide plate; 213. second fixing groove; 214. reinforcing plate; 22. connecting plate; 221. second reinforcing bone; 222. plug-in plate; 3. fastener; 31. mounting plate; 311. reinforcing groove; 312. fixing block; 313. second fixing hole; 32. fastening plate; 321. docking groove; 4. fixing bolt. DETAILED DESCRIPTION

[0018] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.

[0019] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0020] Example

[0021] Combination Figure 1-5 A high-strength large-span cable bridge shown in the figure includes a bridge body 1 and a connecting piece 2 and a fastener 3 detachably arranged between two adjacent bridge bodies 1. Through the coordinated arrangement between the connecting piece 2 and the fastener 3, not only can the bridge body 1 be quickly spliced ​​and assembled on site, shortening the existing construction period and improving work efficiency, but also the bearing strength of the connection between the two adjacent bridge bodies 1 is effectively improved, ensuring the firmness, stability and safety of the bridge body 1 when laid over a large span, thereby ensuring the construction quality.

[0022] Combination Figure 2-3The bridge frame body 1 shown in the figure comprises a bottom plate 11 and side plates 12 arranged on both sides of the bottom plate 11, guide grooves 111 are symmetrically opened at the ports at both ends of the bottom plate 11, first fixing grooves 112 connected with the guide grooves 111 are symmetrically opened on both sides of the top end surface of the bottom plate 11, and first fixing holes 113 connected one by one with the first fixing grooves 112 are opened on the bottom end surface of the bottom plate 11, and the outer side walls of the side plates 12 are symmetrically opened on the left and right sides with plug-in grooves 121 of a trapezoidal structure, and the inner side walls of the side plates 12 are provided with docking plates 122 of a trapezoidal structure extending along the height direction of the side plates 12 on the left and right sides.

[0023] like Figure 4 The connecting member 2 shown in the figure comprises a reinforcing plate 21, a first reinforcing bone 211 is provided on the top end surface of the reinforcing plate 21, guide plates 212 which can be plugged into the guide groove 111 are symmetrically provided on both sides of the first reinforcing bone 211, and the guide plates 212 and the guide grooves 111 are arranged so that the connecting member 2 and the bridge frame body 1 can be guided and connected when they are installed, so that the connecting member 2 and the bridge frame body 1 are initially fixedly connected, and a second fixing groove 213 which is connected one by one with the first fixing groove 112 is opened through the guide plate 212, and the left and right sides of the reinforcing plate 21 are folded upward to form a symmetrical connecting plate 22, and a second reinforcing bone 221 is provided on the inner end surface of the connecting plate 22, and the inner side walls of the connecting plate 22 on both sides of the second reinforcing bone 221 are provided with plug-in plates 222 which fit into the plug-in groove 121, and the connection strength between the connecting member 2 and the bridge frame body 1 is improved by the arrangement of the plug-in plates 222 and the plug-in groove 121.

[0024] According to a further optimization scheme, the first reinforcing bone 211 and the second reinforcing bone 221 are an integrally formed U-shaped structure, thereby improving the overall strength and service life of the connecting piece 2.

[0025] According to a further optimization scheme, a reinforcing plate 214 matching with the reinforcing groove 311 is provided on the top end surface of the first reinforcing bone 211, and the connection strength between the connecting member 2 and the fastener 3 is improved by the arrangement of the reinforcing plate 214 and the reinforcing groove 311.

[0026] like Figure 5The fastener 3 shown in the figure comprises a mounting plate 31, a reinforcement groove 311 is provided on the bottom end surface of the mounting plate 31, and fixing blocks 312 which can be inserted into the first fixing groove 112 and the second fixing groove 213 are provided on the mounting plate 31 on both sides of the reinforcement groove 311, and a second fixing hole 313 which is connected to the first fixing hole 113 and can be inserted into the fixing bolt 4 is provided on the bottom end surface of the fixing block 312, and the second fixing hole 313 and the first fixing hole 113 are internal threaded holes with the same structural dimensions, and the fixing bolt 4 is inserted into the first fixing hole 113 and the second fixing hole 313. The fixing hole 313 is threadedly connected, which improves the firmness among the connecting piece 2, the bridge body 1 and the fastener 3, and also strengthens the connection strength between two adjacent bridge bodies 1, ensuring the stability of the large-span cable bridge. The left and right sides of the mounting plate 31 are folded upward to form a symmetrical fastening plate 32. The outer wall of the fastening plate 32 is provided with a docking groove 321 for the docking plate 122 to be plugged in. Through the setting of the docking groove 321 and the docking plate 122, a guided connection can be made between the fastener 3 and the bridge body 1 when they are installed, so that the fastener 3 and the bridge body 1 are initially fixedly connected.

[0027] The working principle of the utility model of a high-strength large-span cable tray:

[0028] During operation, first align the guide plate 212 on the connector 2 with the guide groove 111 on the bridge body 1 for plugging, and at the same time, the plugging plate 222 on the connector 2 is plugged into the plugging groove 121 on the bridge body 1, so that the two adjacent bridge bodies 1 are initially fixedly connected, and then the fastener 3 is pressed from the top of the connection between the two adjacent bridge bodies 1, and the docking groove 321 on the fastener 3 is aligned with the docking plate 122 on the bridge body 1 for guiding and plugging, and at the same time, the fixing block 312 at the bottom of the fastener 3 is plugged into the first fixing groove 112 on the bridge body 1 and the second fixing groove 213 on the connector 2 in sequence, and the reinforcement groove 311 at the bottom of the fastener 3 It is also plugged into the reinforcement plate 214 on the connecting piece 2. At this time, the second fixing hole 313 is connected to the first fixing hole 113. The fixing bolt 4 is inserted into the first fixing hole 113 and the second fixing hole 313 in turn, and the installation of two adjacent bridge frame bodies 1 can be quickly completed. The utility model has a simple, compact and reasonable structure. Through the coordinated setting between the connecting piece 2 and the fastener 3, not only can the bridge frame body 1 be quickly spliced ​​and assembled on site, shortening the existing construction period and improving work efficiency, but also effectively improves the bearing strength of the connection between the two adjacent bridge frame bodies 1, ensuring the firmness, stability and safety of the bridge frame body 1 when laid over a large span, thereby ensuring the construction quality.

[0029] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model.

Claims

1. A high-strength and long-span cable tray, comprising a tray body (1) and a connector (2) and a fastener (3) detachably arranged between two adjacent tray bodies (1), characterized in that: The bridge frame body (1) comprises a bottom plate (11) and side plates (12) arranged on both sides of the bottom plate (11); guide grooves (111) are symmetrically provided at the ports at both ends of the bottom plate (11); first fixing grooves (112) connected to the guide grooves (111) are symmetrically provided on both sides of the top end surface of the bottom plate (11); first fixing holes (113) connected one-to-one with the first fixing grooves (112) are provided on the bottom end surface of the bottom plate (11); plug-in grooves (121) with a trapezoidal structure are symmetrically provided on the left and right sides of the outer side walls of the side plates (12); and docking plates (122) with a trapezoidal structure extending along the height direction of the side plates (12) are provided on the left and right sides of the inner side walls of the side plates (12); The connecting member (2) comprises a reinforcing plate (21), a first reinforcing bone (211) being provided on the top end surface of the reinforcing plate (21), guide plates (212) which can be plugged into the guide groove (111) being symmetrically provided on both sides of the first reinforcing bone (211), a second fixing groove (213) which is connected one-to-one with the first fixing groove (112) being penetrated through the guide plate (212), the left and right sides of the reinforcing plate (21) are both folded upward to form a symmetrical connecting plate (22), a second reinforcing bone (221) being provided on the inner end surface of the connecting plate (22), and plug-in plates (222) which fit into the plug-in groove (121) are provided on the inner side walls of the connecting plate (22) on both sides of the second reinforcing bone (221).

2. A high-strength and long-span cable tray according to claim 1, characterized in that: The fastener (3) comprises a mounting plate (31), a reinforcement groove (311) is provided on the bottom end surface of the mounting plate (31), fixing blocks (312) which can be plugged into the first fixing groove (112) and the second fixing groove (213) are provided on the mounting plates (31) on both sides of the reinforcement groove (311), a second fixing hole (313) which is connected to the first fixing hole (113) and can be plugged into the fixing bolt (4) is provided on the bottom end surface of the fixing block (312), the left and right sides of the mounting plate (31) are both folded upward to form symmetrical fastening plates (32), and the outer side wall of the fastening plate (32) is provided with a docking groove (321) which can be plugged into the docking plate (122).

3. A high-strength and long-span cable tray according to claim 2, characterized in that: A reinforcement plate (214) that fits in the reinforcement groove (311) is provided on the top end surface of the first reinforcement bone (211).

4. The high-strength and long-span cable tray according to claim 1 is characterized in that: The first reinforcing bone (211) and the second reinforcing bone (221) are an integrally formed U-shaped structure.

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