Power distribution network line protection device

Abstract

The utility model relates to a power distribution network line protection device, and belongs to the technical field of power distribution networks. Comprising a fixing cylinder and a placing plate, the fixing cylinder comprises a first fixing half cylinder and a second fixing half cylinder, symmetrical extension rods are arranged at the bottom end of one side of the first fixing half cylinder and the bottom end of one side of the second fixing half cylinder, a sliding assembly is arranged on the other side of the fixing cylinder, a wrapping post is rotationally connected to the placing plate, and empty grooves matched with the extension rods are formed in the bottom end of the placing plate; a protective cover is arranged on the placement plate, a clamping hole matched with the extension rod is formed in the bottom end of the side face of the protective cover, the sliding assembly is arranged, meanwhile, the bottom end of the placement plate is provided with an empty groove to be matched with the extension rod, the fixing cylinder can be conveniently fixed to a telegraph pole, a standby line is placed and wound on a wrapping post of the placement plate, and convenience and rapidness are achieved; and meanwhile, the placement plate is provided with a protective cover to effectively protect the standby circuit.

Description

Technical Field

[0001] The utility model relates to a power distribution network line protection device, belonging to the technical field of power distribution networks. Background Art

[0002] Distribution network line protection devices are a vital component of the power system. Their main function is to detect and isolate the fault area in a timely and accurate manner when a fault occurs in the power system to ensure the safe and stable operation of the system.

[0003] When traditional transmission lines are connected and fixed to electric poles, they are fixed with wire pressing screws, which are prone to rust and corrosion. The spare lines are generally fixed on the electric poles with a cross. Affected by the external environment and long-term bending of the lines, the lines are prone to damage. Publication No. CN217656397U discloses a DC distribution network line protection device, including two fixing cylinders, each of which is provided with a fixing mechanism, a first protective cover is fixedly connected to one side of the fixing cylinder at the front end, and a second protective cover is fixedly connected to one side of the fixing cylinder at the rear end, and a protection mechanism is provided in each of the first protective cover and the second protective cover, and the protection mechanism includes a fixing groove, and a plurality of fixing grooves are equidistantly provided on the inner walls of the first protective cover and the second protective cover, and a support block is provided before the middle of the inner side of the first protective cover and the second protective cover, so as to protect the spare line.

[0004] However, the installation and removal of the protection device requires the removal of multiple bolts and the adjustment of the position of the internal line, which to some extent limits the efficiency of the use and placement of the spare line. Utility Model Content

[0005] The technical problem to be solved by the utility model is that the steps of using and placing the spare line are complicated and the operation process is inefficient.

[0006] In order to solve the above problems, the utility model provides a power distribution network line protection device, including a fixed cylinder and a placement plate, the fixed cylinder includes a fixed half cylinder one and a fixed half cylinder two, characterized in that the fixed half cylinder one and the fixed half cylinder two are provided with symmetrical extension rods at the bottom ends of one side, the other side of the fixed cylinder is provided with a sliding assembly, a winding column is rotatably connected to the placement plate, the bottom end of the placement plate is provided with an empty groove adapted to the extension rod, the placement plate is provided with a protective cover, and the bottom end of the side of the protective cover is provided with a positioning hole adapted to the extension rod;

[0007] The sliding assembly includes a slide groove 1, a fixed block 2 and a limit slider. The slide groove 1 is fixedly connected to one end of the fixed half cylinder 1, the limit slider is located on the side of the slide groove 1, and the side of the limit slider is provided with a sliding block adapted to the slide groove. The other side of the limit slider is provided with a slide groove 2, the lower end of the slide groove 2 is through, the fixed block 2 is located at one end of the fixed half cylinder 2, and the fixed block 2 is provided with a limit block adapted to the slide groove 2.

[0008] Furthermore: a fixing column is provided at the top of one end of the extension rod, and the placement plate is provided with a fixing hole corresponding to the fixing column.

[0009] Further: a handle is provided at the center of the top of the protective cover.

[0010] Further: a rubber strip is provided on the inner side of the fixing tube.

[0011] Further: the placement plate is located inside the protective cover.

[0012] Further: a corner of the placement plate is penetrated by a wire outlet hole.

[0013] Further: an elastic fixing ring is provided next to the wire outlet hole at the bottom of the placement plate.

[0014] 1. Compared with the prior art, the utility model has the following advantages: the utility model provides a sliding assembly and provides an empty slot at the bottom of the placement plate to cooperate with the extension rod, so as to facilitate fixing the fixing tube on the electric pole.

[0015] Second, the spare line is placed and wound on the winding pole of the placement board, which is convenient and quick. At the same time, a protective cover is set on the placement board to effectively protect the spare line. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 The utility model is a structure of a power distribution network line protection device Figure 1 .

[0018] Figure 2 The utility model is a structure of a power distribution network line protection device Figure 2 .

[0019] Figure 3 The utility model is a structure of a power distribution network line protection device Figure 3 .

[0020] Figure 4 The utility model is a structure of a power distribution network line protection device Figure 4 .

[0021] Figure 5 The utility model is an exploded view of a fixed half-cylinder of a power distribution network line protection device.

[0022] In the attached figure:

[0023] 1. Fixed cylinder; 11. Fixed half cylinder one; 12. Fixed half cylinder two; 13. Extension rod; 14. Fixed column; 15. Rubber strip; 2. Placement plate; 21. Winding column; 22. Empty slot; 23. Fixed hole; 24. Wire outlet hole; 25. Elastic fixing ring; 3. Protective cover; 31. Positioning hole; 32. Handle; 4. Sliding assembly; 41. Slide groove one; 42. Fixed block two; 43. Limiting slider; 44. Sliding block; 45. Slide groove two; 46. Limiting block. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Embodiment 1

[0026] The utility model provides a power distribution network line protection device, including a fixed cylinder 1 and a placement plate 2, the fixed cylinder 1 includes a fixed half cylinder 11 and a fixed half cylinder 12, the fixed half cylinder 11 and the fixed half cylinder 12 are provided with symmetrical extension rods 13 at the bottom ends of one side, the fixed cylinder 1 is provided with a sliding assembly 4 at the other side, a winding column 21 is rotatably connected to the placement plate 2 for winding and placing a spare line, an empty groove 22 adapted to the extension rod 13 is provided at the bottom end of the placement plate 2 for clamping with the extension rod 13, a protective cover 3 is provided on the placement plate 2, and a clamping hole 31 adapted to the extension rod 13 is provided at the bottom end of the side of the protective cover 3 for clamping on the extension rod 13, the sliding assembly 4 includes a slide groove 41, a fixed block The second 42 and the limiting slider 43, the slide groove 41 is fixedly connected to one end of the fixed half cylinder 11, the limiting slider 43 is located on the side of the slide groove 41, and the side of the limiting slider 43 is provided with a sliding block 44 adapted to the slide groove, and the other side of the limiting slider 43 is provided with a slide groove 2 45, and the lower end of the slide groove 2 45 is through, the fixed block 2 42 is located at one end of the fixed half cylinder 12, and the fixed block 2 42 is provided with a limiting block 46 adapted to the slide groove 2 45. When in use, the fixed half cylinder 11 and the fixed half cylinder 12 can be closed, and the limiting slider 43 can be freely dropped along the slide groove 41, and the slide groove 2 45 on the side of the limiting slider 43 enters the limiting block 46 on the side of the fixed block 2 42 to fix the electric pole and the fixed cylinder 1.

[0027] Embodiment 2

[0028] On the basis of embodiment 1, a fixing column 14 is provided on the top of one end of the extension rod 13, and a fixing hole 23 corresponding to the fixing column 14 is provided on the placement plate 2 to further fix the fixing tube 1 and the placement plate 2. A handle 32 is provided at the center of the top of the protective cover 3 for easy extraction and use. A rubber strip 15 is provided on the inner side of the fixing tube 1 to increase the friction between the contact surface between the inside of the fixing tube 1 and the electric pole, thereby improving the stability of the fixation of the electric pole and the fixing tube 1. The placement plate 2 is located on the inner side of the protective cover 3 to prevent rainwater from entering the placement plate 2. A wire outlet hole 24 is passed through one corner of the placement plate 2, and an elastic fixing ring 25 is provided next to the wire outlet hole 24 at the bottom of the placement plate 2. When placing, the end of the line can be inserted into the wire outlet hole 24 and fixed on the elastic fixing ring 25 for easy access.

[0029] The working principle of this application is: See Figure 1-5 When it is necessary to fix the distribution network line protection device on the electric pole, firstly assemble the fixed half cylinder 11 and the fixed half cylinder 2 12 beside the electric pole, then place the placement plate 2 on the extension rod 13, and at the same time, fix the other end of the fixed cylinder 1 through the sliding assembly 4, and let the limiting slider 43 fall freely along the slide groove 1 41, and the slide groove 2 45 on the side of the limiting slider 43 enters the limiting block 46 on the side of the fixing block 2 42 to fix the electric pole and the fixing cylinder 1, and then wind the line and place it on the placement plate 2, and at the same time, the end of the line can be inserted into the outlet hole 24 and fixed on the elastic fixing ring 25 for easy access, and finally cover the protective cover 3 to prevent rainwater from eroding the spare line.

[0030] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A power distribution network line protection device, comprising a fixed cylinder (1) and a placement plate (2), wherein the fixed cylinder (1) comprises a fixed half cylinder 1 (11) and a fixed half cylinder 2 (12), characterized in that: A symmetrical extension rod (13) is provided at the bottom end of one side of the fixed half cylinder (11) and the fixed half cylinder (12); a sliding assembly (4) is provided on the other side of the fixed cylinder (1); a winding column (21) is rotatably connected to the placement plate (2); a hollow groove (22) adapted to the extension rod (13) is provided at the bottom end of the placement plate (2); a protective cover (3) is provided on the placement plate (2); and a locking hole (31) adapted to the extension rod (13) is provided at the bottom end of the side of the protective cover (3); The sliding assembly (4) comprises a slide groove (41), a fixed block (42) and a limit slider (43); the slide groove (41) is fixedly connected to one end of the fixed half cylinder (11); the limit slider (43) is located on the side of the slide groove (41); a sliding block (44) adapted to the slide groove is provided on the side of the limit slider (43); a slide groove (45) is provided on the other side of the limit slider (43); the lower end of the slide groove (45) is through; the fixed block (42) is located at one end of the fixed half cylinder (12); the fixed block (42) is provided with a limit block (46) adapted to the slide groove (45).

2. A power distribution network line protection device according to claim 1, characterized in that: A fixing column (14) is provided at the top of one end of the extension rod (13), and a fixing hole (23) corresponding to the fixing column (14) is provided on the placement plate (2).

3. A power distribution network line protection device according to claim 1, characterized in that: A handle (32) is provided at the center of the top of the protective cover (3).

4. A power distribution network line protection device according to claim 1, characterized in that: A rubber strip (15) is provided inside the fixing tube (1).

5. A power distribution network line protection device according to claim 1, characterized in that: The placement plate (2) is located inside the protective cover (3).

6. A power distribution network line protection device according to claim 1, characterized in that: A wire outlet hole (24) is formed through one corner of the placement plate (2).

7. A power distribution network line protection device according to claim 1, characterized in that: An elastic fixing ring (25) is provided beside the wire outlet hole (24) at the bottom of the placement plate (2).

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