Bridge connecting device

Abstract

The utility model provides a bridge connecting device which comprises two cable bridges, top covers are embedded between the tops of the two sides of the inner walls of the two cable bridges, the front face and the back face of one cable bridge are fixedly connected with clamping frames, the front face and the back face of the other cable bridge are fixedly connected with bending clamping plates, and the bending clamping plates are fixedly connected with the clamping frames. Compared with the prior art, the quick connection device has the following beneficial effects that the quick preliminary connection of the two bridges is completed through the clamping connection of the clamping frame and the bending clamping plate, and then the rotating block in the convenient positioning assembly is rotated to drive the long-rod screw to rotate in the threaded holes in the clamping frame and the bending clamping plate; in the dismounting process, the reset spring can exert back thrust on the movable plate to assist the long-rod screw in dismounting, and the long-rod screw cannot fall off from the bridge, so that the connecting position of the bridge can be dismounted or mounted without an external tool, and the connecting convenience of the bridge is effectively improved.

Description

Technical Field

[0001] The utility model relates to a bridge connecting device, belonging to the field of cable bridge installation equipment. Background Art

[0002] The cable tray connection device refers to a device used to connect the various components of the cable tray. It can realize the installation and disassembly of the cable tray and ensure the stable and reliable connection of the entire cable tray system. It is an indispensable structure in the installation process of the cable tray. The cable tray connection device is mainly composed of a connecting cover plate, connecting bolts and connecting clamps.

[0003] In the prior art, the connecting cover plate is fixed on the top of the adjacent cable tray by connecting bolts to complete the connection of the cable tray. However, the bolts need to be taken out repeatedly during the disassembly and assembly process, and tools are required for disassembly and assembly, which makes it easy for parts to fall off during the cable tray assembly process, reducing the convenience of the tray connection.

[0004] In summary, the utility model provides a bridge connection device to solve the above problems. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model aims to provide a bridge connection device to solve the problem in the above background technology that the bridge connection operation needs to be disassembled with the aid of external tools and the connection operation is cumbersome.

[0006] In order to achieve the above-mentioned purpose, the utility model is implemented through the following technical scheme: a bridge connection device, including two cable bridges, a top cover is embedded between the tops of the two sides of the inner walls of the two cable bridges, the front and back of one cable bridge are fixedly connected with a card frame, and the front and back of the other cable bridge are fixedly connected with a bent card plate, one side of the bent card plate passes through the card frame and extends to the other side of the card frame, and the two separated sides of the two card frames are fixedly connected with a convenient positioning component.

[0007] Furthermore, two sides of the card frame are connected, and a through slot is provided inside the card frame to fit the bent card plate.

[0008] Furthermore, the bent card plate is in contact with the card frame, and the other side of the bent card plate is in a right-angle bend shape.

[0009] Furthermore, the tops of both sides of the inner wall of the cable tray are provided with slots for matching with the top cover, and the two ends of the slots are connected to each other.

[0010] Furthermore, the convenient positioning component includes four limiting telescopic rods, and the four limiting telescopic rods are respectively fixedly connected to the four sides of the front face of the card frame, and a movable plate is fixedly connected between the output ends of the four limiting telescopic rods, and three long rod screws are evenly penetrated from left to right between the front and back sides of the movable plate, and one end of each long rod screw penetrates the card frame, the bending card plate and the cable tray in sequence and extends to the inside of one side of the cable tray, and a reset spring is sleeved on the rod surface of the long rod screw and located between the opposite side of the movable plate and the card frame, and the other end of the long rod screw is located on the front side of the movable plate and fixedly connected to a rotating block.

[0011] Furthermore, the telescopic length of the limiting telescopic rod has a limiting effect on the moving distance of the long rod screw, and the long rod screw is rotatably connected to the movable plate.

[0012] Furthermore, the long-rod screw is threadedly connected to the card frame, the long-rod screw is threadedly connected to the bent card plate, and the long-rod screw is threadedly connected to the cable tray.

[0013] Beneficial effects of the utility model:

[0014] The two bridge frames are quickly and initially connected by clamping the clamping frame and the bending clamping plate, and then the rotating block inside the convenient positioning component is rotated to drive the long rod screw to rotate in the threaded holes inside the clamping frame and the bending clamping plate. During the disassembly process, the reset spring will apply a push back force to the movable plate to assist the disassembly of the long rod screw, and the long rod screw will not fall off the bridge frame, so that the bridge frame connection can be disassembled or installed without the aid of external tools, effectively improving the convenience of bridge frame connection.

[0015] The movable plate is acted upon by the rebound force of the reset spring, so that the long rod screw will not move back after being moved out of the card frame, thereby improving the continuity of the removal process of the bridge connection and improving the efficiency of bridge disassembly and assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0017] Figure 1 This is a schematic structural perspective diagram of a bridge connection device of the utility model;

[0018] Figure 2 It is a schematic side view of the structure of a bridge connection device of the utility model;

[0019] Figure 3 It is a schematic side sectional view of the structure of a bridge connection device of the utility model;

[0020] Figure 4 for Figure 3A schematic top view of the structure of the convenient positioning component shown.

[0021] In the figure: 1. Cable tray; 2. Top cover; 3. Card frame; 4. Bending card plate; 5. Convenient positioning component; 51. Limit telescopic rod; 52. Movable plate; 53. Long rod screw; 54. Turn block; 55. Reset spring. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] See also Figure 1-4 The utility model provides a technical solution: a bridge connection device, comprising two cable bridges 1, a top cover 2 is embedded between the tops on both sides of the inner walls of the two cable bridges 1, a card frame 3 is fixedly connected to the front and back of one cable bridge 1, a bending card plate 4 is fixedly connected to the front and back of the other cable bridge 1, one side of the bending card plate 4 passes through the card frame 3 and extends to the other side of the card frame 3, and the two separated sides of the two card frames 3 are fixedly connected to a convenient positioning component 5, the two sides of the card frame 3 are connected, and the inside of the card frame 3 is provided with a through groove that cooperates with the bending card plate 4 to pass through, the bending card plate 4 is in contact with the card frame 3, and the other side of the bending card plate 4 is in a right-angled shape, and the tops on both sides of the inner walls of the cable bridge 1 are provided with card grooves embedded in the top cover 2, and the two ends of the card grooves are connected to each other.

[0024] See also Figure 3-4The convenient positioning component 5 includes four limiting telescopic rods 51, which are respectively fixedly connected to the four sides of the front of the card frame 3. A movable plate 52 is fixedly connected between the output ends of the four limiting telescopic rods 51. Three long rod screws 53 are evenly penetrated from left to right between the front and back of the movable plate 52. One end of each long rod screw 53 penetrates the card frame 3, the bending card plate 4 and the cable tray 1 in sequence and extends to the inside of one side of the cable tray 1. A reset spring 55 is sleeved on the rod surface of the long rod screw 53 and located between the opposite side of the movable plate 52 and the card frame 3. The two ends of the reset spring 55 are respectively fixedly connected to the opposite side of the movable plate 52 and the card frame 3. The reset spring 55 contacts the long rod screw 53. The other end of the long rod screw 53 is located on the front of the movable plate 52 and fixedly connected A rotating block 54 is connected, and a square protrusion is fixedly connected to one side of the rotating block 54, so that the rotating block 54 can be rotated more conveniently through the square protrusion, and the long rod screw 53 can be driven to rotate without the aid of external tools, thereby improving the convenience of bridge frame connection. The telescopic length of the limiting telescopic rod 51 has a limiting effect on the moving distance of the long rod screw 53, the long rod screw 53 is rotatably connected to the movable plate 52, the long rod screw 53 is threadedly connected to the card frame 3, the long rod screw 53 is threadedly connected to the bending card plate 4, the long rod screw 53 is threadedly connected to the cable bridge 1, a threaded hole that is threadedly connected to the long rod screw 53 is opened on the card frame 3, a threaded hole that is threadedly connected to the long rod screw 53 is opened on the bending card plate 4, and threaded holes that are threadedly connected to the long rod screw 53 are opened on the front and back of the cable bridge 1.

[0025] The swivel block 54 is conveniently rotated by the square protrusion, and the swivel block 54 can be driven to rotate by the square protrusion, without the aid of external tools, so that the long rod screw 53 can be driven to rotate. While rotating, the movable plate 52 can be driven to move, and the return spring 55 is not squeezed by the movable plate 52, and then the movable plate 52 and the long rod screw 53 are pushed to move in the opposite direction, so that one end of the long rod screw 53 is moved out of the interior of one cable tray 1, the bending card plate 4 and the card frame 3 in turn, so that the fixing of the bending card plate 4 and the card frame 3 can be released, and the four limiting telescopic rods 51 limit the moving distance of the movable plate 52 and the long rod screw 53, so that the long rod screw 53 will not be completely moved out of the interior of the card frame 3, so that the other cable tray 1 can be driven to pull the bending card plate 4 out of the interior of the card frame 3. In the process of pulling the bending card plate 4 out of the interior of the card frame 3, the two cable trays 1 are released. When the two cable trays 1 need to be connected, the bent card plates 4 installed on both sides of one cable tray 1 can be aligned with the card frames 3 installed on both sides of the other cable tray 1 for through-connection, so that the two cable trays 1 can be quickly and initially fixed, and then the threaded holes on the card frame 3 are aligned with the threaded holes on the bent card plates 4, and the long-bar screws 53 inside the convenient positioning component 5 are aligned with the threaded holes on the card frame 3, and are screwed into the threaded holes in the opposite direction, so that the card frame 3 and the bent card plates 4 can be quickly fixed, and at the same time, the movement of the long-bar screw 53 can drive the movable plate 52 to move, and then the reset spring 55 set on the rod surface of the long-bar screw 53 can be squeezed, so that the bridge connection can be disassembled or installed without the aid of external tools, effectively improving the convenience of bridge connection.

[0026] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A cable tray connection device, comprising two cable trays (1), characterized in that: A top cover (2) is embedded between the tops of both sides of the inner walls of the two cable trays (1); a card frame (3) is fixedly connected to the front and back of one cable tray (1); a bent card plate (4) is fixedly connected to the front and back of the other cable tray (1); one side of the bent card plate (4) passes through the card frame (3) and extends to the other side of the card frame (3); and the two separated sides of the two card frames (3) are fixedly connected to a convenient positioning component (5).

2. A bridge connection device according to claim 1, characterized in that: The two sides of the card frame (3) are connected, and a through slot is provided inside the card frame (3) for matching with the bent card plate (4) to penetrate through.

3. A bridge connection device according to claim 1, characterized in that: The bent card plate (4) is in contact with the card frame (3), and the other side of the bent card plate (4) is in a right-angled bend shape.

4. A bridge connection device according to claim 1, characterized in that: The tops of both sides of the inner wall of the cable tray (1) are provided with slots that match the top cover (2) and are embedded therein, and the two ends of the slots are connected to each other.

5. A bridge connection device according to claim 1, characterized in that: The convenient positioning component (5) comprises four limiting telescopic rods (51), the four limiting telescopic rods (51) are respectively fixedly connected to the four sides of the front of the card frame (3), a movable plate (52) is fixedly connected between the output ends of the four limiting telescopic rods (51), three long rod screws (53) are evenly penetrated from left to right between the front and back of the movable plate (52), one end of each long rod screw (53) penetrates the card frame (3), the bending card plate (4) and the cable tray (1) in sequence and extends to the inside of one side of the cable tray (1), a return spring (55) is sleeved on the rod surface of the long rod screw (53) and located between the opposite side of the movable plate (52) and the card frame (3), and the other end of the long rod screw (53) is fixedly connected to a rotating block (54) and located on the front of the movable plate (52).

6. A bridge connection device according to claim 5, characterized in that: The telescopic length of the limiting telescopic rod (51) has a limiting effect on the moving distance of the long rod screw (53), and the long rod screw (53) is rotatably connected to the movable plate (52).

7. A bridge connection device according to claim 5, characterized in that: The long-rod screw (53) is threadedly connected to the clamp frame (3), the long-rod screw (53) is threadedly connected to the bent clamp plate (4), and the long-rod screw (53) is threadedly connected to the cable bridge (1).

Images