Cable bridge cover plate connecting structure

Abstract

The utility model belongs to the technical field of connecting structures, and particularly relates to a cable bridge cover plate connecting structure which comprises a mounting seat and a limiting seat, the mounting seat is fixedly connected to one side of a cover plate, the limiting seat is fixedly connected to one side of the top of a cable bridge, and the mounting seat and the limiting seat are correspondingly arranged. A connecting rod is rotationally connected to the middle of the mounting base, a clamping piece is arranged on the side wall of the connecting rod and connected with the limiting base in a clamped mode, the mounting base comprises two symmetrically-arranged L-shaped plates, one side of each L-shaped plate is fixedly connected to one side of the cover plate, and a mounting cavity used for mounting the connecting rod is formed between the two L-shaped plates. According to the utility model, during installation, the clamping piece is pulled to rotate the connecting rod, so that the clamping piece is wound to the bottom of the limiting seat, the clamping piece is buckled at the bottom of the limiting seat, the clamping piece is clamped at the bottom of the limiting seat, and then the cover plate is clamped on the cable bridge, so that the cable bridge and the cover plate are more convenient to install.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of connecting structure, specifically relates to a cable bridge cover plate connecting structure. BACKGROUND

[0002] Cable bridge is widely applied in petroleum, chemical industry, electric power, telecommunication and other industries, and is mainly used for laying of power cable, control cable, lighting line and telecommunication cable, etc. The existing cable bridge mainly has four types of groove type cable bridge, tray type cable bridge, stepped type cable bridge and large span cable bridge. No matter which type of cable bridge, it can be further divided into straight-through bridge, bend-through bridge, three-way bridge and four-way bridge, etc. The fireproof bridge needs to be used in cooperation with the cover plate in use. The cover plate can close the top end of the bridge to prevent dust and other sundries from entering the inside of the bridge.

[0003] The cable bridge and the cover plate are generally connected by screw connection. This connection method needs to use a screwdriver and other tools for installation, and is not convenient for disassembly and assembly, and has low disassembly and assembly efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a cable bridge cover plate connecting structure, which can make the installation of the cable bridge and the cover plate more convenient and improve the installation efficiency to solve the problems in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a cable bridge cover plate connecting structure, which comprises a mounting seat and a limiting seat, the mounting seat is fixedly connected to one side of a cover plate, the limiting seat is fixedly connected to one side of the top of a cable bridge, the mounting seat and the limiting seat are correspondingly arranged, a connecting rod is rotatably connected to the middle part of the mounting seat, a clamping piece is arranged on the side wall of the connecting rod, and the clamping piece is clamped and connected with the limiting seat.

[0006] Further, the mounting seat comprises two symmetrically arranged L-shaped plates, one side of the L-shaped plate is fixedly connected to one side of the cover plate, and an installation cavity for installing the connecting rod is arranged between the two L-shaped plates.

[0007] Further, the limiting seat comprises a horizontal baffle plate fixedly connected to one side of the top of the cable bridge, a vertical plate is fixedly connected to one side of the horizontal baffle plate, a clamping groove is arranged in the middle part of the vertical plate, and the clamping groove extends to the middle part of the horizontal baffle plate.

[0008] Further, the bottom end of the connecting rod is fixedly connected with a hemispherical end, a rotating shaft is fixedly connected to the top of the connecting rod, and the two ends of the rotating shaft are rotatably connected with the two L-shaped plates respectively.

[0009] Further, the engaging piece comprises a tapered clamp head which is slidingly connected to the side wall of the connecting rod, the bottom end of the tapered clamp head is fixedly connected with a round plate, the bottom end of the round plate is fixedly connected with a spring, the spring is sleeved on the side wall of the connecting rod, and the bottom end of the spring is fixedly connected with the top end of the hemispherical end head.

[0010] Further, the side wall of the tapered clamp head is symmetrically provided with a pull ear.

[0011] Further, the diameter of the connecting rod is equal to the width of the clamping groove.

[0012] Compared with the prior art, the beneficial effects of the utility model are that when installing, the connecting rod is rotated by pulling the engaging piece, the engaging piece is wound to the bottom of the limiting seat, the engaging piece is buckled at the bottom of the limiting seat, the cover plate is clamped on the cable bridge, the structure makes the installation of the cable bridge and the cover plate more convenient, and the installation efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0014] Figure 2 It is a left view of the utility model;

[0015] Figure 3 It is a three-dimensional structure schematic view of the utility model Figure 1 It is an enlarged structure schematic view of the local part A.

[0016] In the drawings, the component list represented by each sign is as follows:

[0017] 1, mounting seat; 11, L-shaped plate; 12, mounting cavity; 2, limiting seat; 21, horizontal baffle; 22, vertical plate; 23, clamping groove; 3, connecting rod; 31, hemispherical end head; 32, rotating shaft; 4, engaging piece; 41, tapered clamp head; 42, round plate; 43, spring; 44, pull ear. DETAILED DESCRIPTION

[0018] In order to make the purpose and advantages of the utility model more clear and apparent, the utility model is specifically described below in combination with examples. It should be understood that the following text is only used to describe one or several specific implementation manners of the utility model, and does not strictly limit the protection scope of the utility model.

[0019] For example, Figure 1 And 2As shown in the figure, a cable bridge cover plate connecting structure, including the mounting seat 1 and the limiting seat 2, the mounting seat 1 is fixedly connected on one side of the cover plate, the limiting seat 2 is fixedly connected on one side of the top of the cable bridge, the mounting seat 1 and the limiting seat 2 are correspondingly arranged, the middle part of the mounting seat 1 is rotatably connected with the connecting rod 3, the side wall of the connecting rod 3 is provided with the clamping piece 4, and the clamping piece 4 is clamped and connected with the limiting seat 2.

[0020] According to the above structure, in use, the cover plate is buckled on the cable bridge, then the clamping piece 4 is pulled and the connecting rod 3 is rotated, the clamping piece 4 is wound to the bottom of the limiting seat 2, the clamping piece 4 is buckled on the bottom of the limiting seat 2, the clamping piece 4 is clamped on the bottom of the limiting seat 2, and then the cover plate is clamped on the cable bridge.

[0021] As shown in the figure, Figure 3 The mounting seat 1 includes two symmetrically arranged L-shaped plates 11, one side of the L-shaped plate 11 is fixedly connected on one side of the cover plate, and the installation cavity 12 for installing the connecting rod 3 is arranged between the two L-shaped plates 11. The limiting seat 2 includes the horizontal baffle plate 21 fixedly connected on one side of the top of the cable bridge, one side of the horizontal baffle plate 21 is fixedly connected with the vertical plate 22, the middle part of the vertical plate 22 is provided with the clamping groove 23, the clamping groove 23 extends to the middle part of the horizontal baffle plate 21, the bottom end of the connecting rod 3 is fixedly connected with the hemispherical end 31, the top of the connecting rod 3 is fixedly connected with the rotating shaft 32, the two ends of the rotating shaft 32 are rotatably connected with the two L-shaped plates 11 respectively, and the diameter of the connecting rod 3 is equal to the width of the clamping groove 23.

[0022] According to the above structure, in use, the connecting rod 3 between the L-shaped plates 11 is rotated, the connecting rod 3 is wound around the clamping groove 23, and the connecting rod 3 is in a vertical state.

[0023] As shown in the figure, Figure 3 The clamping piece 4 includes the tapered clamping head 41, the tapered clamping head 41 is slidably connected with the side wall of the connecting rod 3, the bottom end of the tapered clamping head 41 is fixedly connected with the circular plate 42, the bottom end of the circular plate 42 is fixedly connected with the spring 43, the spring 43 is sleeved on the side wall of the connecting rod 3, and the bottom end of the spring 43 is fixedly connected with the top end of the hemispherical end 31.

[0024] According to the above structure, when the connecting rod 3 is rotated, the tapered clamping head 41 is pulled downward to extrude the spring 43, at this time, the connecting rod 3 can be wound around the clamping groove 23, when the connecting rod 3 is in a vertical state, the tapered clamping head 41 is loosened, the tapered clamping head 41 is lifted up under the elastic force of the spring 43, the top end of the tapered clamping head 41 is in contact with the bottom end of the horizontal baffle plate 21, and the vertical plate 22 blocks the tapered clamping head 41, so that the connecting rod 3 is prevented from being reversely rotated, and the hemispherical end 31 is arranged to support the spring 43.

[0025] As shown in the figure, Figure 3 The side wall of the tapered clamping head 41 is symmetrically provided with the pull ear 44.

[0026] According to the above structure, the pull ear 44 is arranged to facilitate the pushing and pulling of the pull ear 44.

[0027] The working principle of the utility model is as follows: in use, the cover plate is buckled on the cable bridge, then the clamping piece 4 is pulled and the connecting rod 3 is rotated, the clamping piece 4 is wound to the bottom of the limiting seat 2, the clamping piece 4 is buckled on the bottom of the limiting seat 2, the clamping piece 4 is clamped on the bottom of the limiting seat 2, and then the cover plate is clamped on the cable bridge, in use, the connecting rod 3 between the L-shaped plates 11 is rotated, the connecting rod 3 is wound through the clamping groove 23, and the connecting rod 3 is in the vertical state, when the connecting rod 3 is rotated, the conical clamping head 41 is pulled downward to press the spring 43, at this time, the connecting rod 3 can be wound through the clamping groove 23, when the connecting rod 3 is in the vertical state, the conical clamping head 41 is loosened, under the elastic force of the spring 43, the conical clamping head 41 is lifted up, the top end of the conical clamping head 41 is in contact with the bottom end of the horizontal baffle plate 21, the vertical plate 22 blocks the conical clamping head 41, so that the connecting rod 3 is prevented from being reversely rotated, and the hemispherical end 31 is arranged to support the spring 43.

[0028] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary skilled persons in the technical field, some improvements and refinements can be made without departing from the principle of the utility model, and these improvements and refinements should also be regarded as the protection range of the utility model. The structures, devices and operation methods not specifically described and explained in the utility model are implemented according to the conventional means in the field without special description and limitation.

Claims

1. A cable tray cover plate connecting structure comprising a mounting seat (1) and a limiting seat (2), characterized in that: The mounting seat (1) is fixedly connected to one side of the cover plate, the limiting seat (2) is fixedly connected to one side of the top of the cable bridge, the mounting seat (1) and the limiting seat (2) are correspondingly arranged, the middle part of the mounting seat (1) is rotatably connected with the connecting rod (3), the side wall of the connecting rod (3) is provided with the clamping piece (4), and the clamping piece (4) is clamped and connected with the limiting seat (2).

2. The cable tray cover plate connecting structure according to claim 1, characterized in that: The mounting seat (1) comprises two symmetrically arranged L-shaped plates (11), one side of the L-shaped plate (11) is fixedly connected to one side of the cover plate, and the mounting cavity (12) for mounting the connecting rod (3) is arranged between the two L-shaped plates (11).

3. The cable tray cover plate connection structure according to claim 2, characterized in that: The limiting seat (2) comprises a horizontal baffle (21) fixedly connected to one side of the top of the cable bridge, one side of the horizontal baffle (21) is fixedly connected with a vertical plate (22), the middle part of the vertical plate (22) is provided with a clamping groove (23), and the clamping groove (23) extends to the middle part of the horizontal baffle (21).

4. The cable tray cover plate connection structure according to claim 3, characterized in that: The bottom end of the connecting rod (3) is fixedly connected with a hemispherical end (31), the top of the connecting rod (3) is fixedly connected with a rotating shaft (32), and the two ends of the rotating shaft (32) are rotatably connected with the two L-shaped plates (11) respectively.

5. The cable tray cover plate connection structure according to claim 4, characterized in that: The clamping piece (4) comprises a conical clamping head (41), the conical clamping head (41) is slidably connected to the side wall of the connecting rod (3), the bottom end of the conical clamping head (41) is fixedly connected with a circular plate (42), the bottom end of the circular plate (42) is fixedly connected with a spring (43), the spring (43) is sleeved on the side wall of the connecting rod (3), and the bottom end of the spring (43) is fixedly connected with the top end of the hemispherical end (31).

6. The cable tray cover plate connection structure of claim 5, wherein: The side wall of the conical clamping head (41) is symmetrically provided with a pull ear (44).

7. The cable tray cover plate connection structure of claim 6, wherein: The diameter of the connecting rod (3) is equal to the width of the clamping groove (23).

Images