Displacement suspension string of overhead power transmission line
Through the design of lifting and clamping mechanisms, the adaptability problem of existing devices when facing cables of different thicknesses is solved, height adjustment and fixation are achieved, and the versatility and convenience of the devices are improved.
Patent Information
- Application Number
- CN202422484093.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-15
- Publication Date
- 2025-08-26
- Estimated Expiration
- 2034-10-15
AI Technical Summary
The existing overhead power transmission lines can be displaceable and draped when facing cables of different thicknesses, devices of different sizes need to be placed and are inconvenient to adjust the height, resulting in inconvenient use.
A displaceable overhead power transmission line including a lifting mechanism and a clamping mechanism is designed. The lifting mechanism achieves height adjustment through worm, worm gear and connecting rod, and the clamping mechanism achieves fixation of the cable through components such as worm, worm gear, tooth plate, arc plate and rotating ring.
Flexible adaptive fixation and height adjustment for cables of different thicknesses are achieved, and the versatility of the device and the convenience of use are improved.
Smart Images
Figure CN223273828U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of electric power equipment, in particular to a displaceable suspension string for an overhead electric power transmission line. Background Art
[0002] A suspension string is a design scheme for overhead power transmission lines. Its main feature is that the transmission line cables are connected to the support poles through hanging ropes, and the cables are allowed to move horizontally and vertically within a certain range. It should be noted that the design and implementation of the suspension string need to take into account the safety and stability of the cables and their impact on power transmission performance.
[0003] When using the existing displaceable suspension string for overhead power transmission lines, the cables are placed inside the device. However, when faced with cables of different thicknesses, devices of different sizes are required to place them, and it is not convenient to adjust the height. Such devices are usually used to connect two upper and lower wires. When encountering such situations, the existing devices of this type need to be replaced with devices that adapt to the height. To this end, we propose a displaceable suspension string for overhead power transmission lines. Utility Model Content
[0004] The purpose of the present invention is to provide a displaceable suspension string for an overhead power transmission line to solve the problem in the above background technology that when faced with cables of different thicknesses, devices of different sizes need to be used to place them, and it is inconvenient to adjust the height.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a displaceable suspension string for an overhead power transmission line, comprising a placement box; a lifting mechanism is provided inside the placement box, the placement box can place the lifting mechanism, and a clamping mechanism is provided at the bottom of one side of the lifting mechanism.
[0006] Among them, the lifting mechanism includes a worm that rotates on the upper part of the inner wall of the placement box through a bearing, the placement box can limit the position of the worm, one end of the worm is fixedly connected to a rotating handle, and the worm can fix the position of the rotating handle, a worm wheel is meshed between the teeth of the worm, and a connecting rod is fixedly connected to the middle of the worm wheel, and the connecting rod can fix the position of the worm wheel, and both ends of the surface of the connecting rod are fixedly connected to fixed gears, and the connecting rod can fix the position of the fixed gear, and a toothed plate is meshed between the teeth of the fixed gear.
[0007] Wherein, both ends of the connecting rod are rotatably connected to the inner wall of the placement box through bearings. The placement box can limit the position of the connecting rod, and the bottom of the placement box is provided with an empty slot adapted to the tooth plate.
[0008] In which, the clamping mechanism includes a first arc plate fixedly connected to the bottom of the tooth plate, the tooth plate can fix the position of the first arc plate, one end of the surface of the first arc plate is rotatably connected to the second arc plate by a hinge, the internal rotation of one end of the first arc plate is connected to the first rotating ring, the first arc plate can limit the position of the first rotating ring, the internal rotation of one end of the second arc plate is connected to the second rotating ring, the second arc plate can limit the position of the second rotating ring, the interior of the first rotating ring and the second rotating ring are both sleeved with a movable plate, the first rotating ring and the second rotating ring can both limit the position of the movable plate, the middle part of the interior of the movable plate is fixedly connected with a fixed ring, the movable plate can fix the position of the fixed ring, the interior of one end of the fixed ring is sleeved with a rolling ball, and the fixed ring can limit the position of the rolling ball.
[0009] Among them, one side of the surface of the first rotating ring is fixedly connected to the telescopic rod, and the first rotating ring can fix the position of the telescopic rod. One end of the telescopic rod is rotatably connected to the limit plate, and the telescopic rod can limit the position of the limit plate. One end of one side of the limit plate is clamped with a fixed rod, and one end of the fixed rod is fixedly connected to one side of the surface of the second rotating ring, and the second rotating ring can fix the position of the fixed rod.
[0010] Among them, the other end of the surface of the first arc plate is fixedly connected to a square frame, and the first arc plate can fix the position of the square frame. A fixing piece is inserted into the interior of one end of the square frame, and one end of the fixing piece is clamped on one side of the surface of the first rotating ring.
[0011] The top of the placement box is fixedly connected to a fixed spring, and the placement box can fix the position of the fixed spring. The top of the fixed spring is fixedly connected to a fixed plate, and the fixed spring can fix the position of the fixed plate. The interior of the fixed plate is slidably connected to a sliding rod, and the sliding rod can move on the interior of the fixed plate. The top of the sliding rod is fixedly connected to a hanging plate, and the sliding plate can fix the position of the hanging plate. The middle part of the hanging plate surface is rotatably connected to a movable ring, and the hanging plate can fix the position of the movable ring.
[0012] The utility model has at least the following beneficial effects: through the arrangement of the clamping mechanism, the telescopic rod, the limit plate and the fixed rod, one end of the limit plate is rotated to clamp the limit plate and the fixed rod, so that the first rotating ring and the second rotating ring are connected, and the limit plate is rotated. The limit plate drives the first rotating ring and the second rotating ring to rotate inside the first arc plate and the second arc plate, and the first arc plate and the second arc plate drive the movable plate inside them to slide, and the movable plate moves inside the first arc plate and the second arc plate, driving the fixed ring and the rolling ball to move up and down, thereby fixing the cable. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1This is a schematic diagram of the three-dimensional structure of the utility model;
[0014] Figure 2 This is a schematic diagram of the second three-dimensional structure of the utility model;
[0015] Figure 3 This is a schematic diagram of the lifting mechanism structure of the utility model;
[0016] Figure 4 This is a schematic diagram of the disassembled structure of the clamping mechanism of the utility model.
[0017] In the figure: 1. Placement box; 2. Lifting mechanism; 21. Worm; 22. Rotating handle; 23. Worm gear; 24. Connecting rod; 25. Fixed gear; 26. Tooth plate; 3. Clamping mechanism; 31. First arc plate; 32. Second arc plate; 33. First rotating ring; 34. Second rotating ring; 35. Moving plate; 36. Fixed ring; 37. Rolling ball; 4. Telescopic rod; 5. Limiting plate; 6. Fixed rod; 7. Square frame; 8. Fixing part; 9. Fixed spring; 10. Fixed plate; 11. Sliding rod; 12. Hanging plate; 13. Movable ring. DETAILED DESCRIPTION
[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0019] Example 1
[0020] See also Figures 1 to 4 The utility model provides a technical solution: a displaceable suspension string for an overhead power transmission line, comprising a placement box 1; a lifting mechanism 2 is provided inside the placement box 1, and the placement box 1 can place the lifting mechanism 2, and a clamping mechanism 3 is provided at the bottom of one side of the lifting mechanism 2.
[0021] The lifting mechanism 2 includes a worm 21 that rotates on the upper part of the inner wall of the placement box 1 through a bearing. The placement box 1 can limit the position of the worm 21, limiting the rotation of the worm 21 to one side of the inner wall of the placement box 1. One end of the worm 21 is fixedly connected to a rotating handle 22. The worm 21 can fix the position of the rotating handle 22. Twisting the rotating handle 22 can drive the worm 21 to rotate. A worm wheel 23 is engaged between the teeth of the worm 21. The rotation of the worm 21 can engage the worm wheel 23 to rotate The middle part of the worm gear 23 is fixedly connected with a connecting rod 24, which can fix the position of the worm gear 23. The rotation of the worm gear 23 can drive the connecting rod 24 to rotate. Both ends of the surface of the connecting rod 24 are fixedly connected with fixed gears 25. The connecting rod 24 can fix the position of the fixed gear 25. The rotation of the connecting rod 24 can drive the fixed gears 25 at both ends to rotate. A tooth plate 26 is engaged between the teeth of the fixed gear 25, and the fixed gear 25 can engage the tooth plate 26 to move up and down when it rotates.
[0022] Both ends of the connecting rod 24 are rotatably connected to the inner wall of the placement box 1 through bearings. The placement box 1 can limit the position of the connecting rod 24, limiting the connecting rod 24 to rotate only on the inner wall of the placement box 1. The bottom of the placement box 1 is provided with an empty slot that is compatible with the tooth plate 26. The tooth plate 26 can enter and exit the interior of the placement box 1 through the empty slot at the bottom of the placement box 1.
[0023] The clamping mechanism 3 includes a first arc plate 31 fixedly connected to the bottom of the tooth plate 26. The tooth plate 26 can fix the position of the first arc plate 31. The tooth plate 26 moves up and down to drive the first arc plate 31 to move up and down. One end of the surface of the first arc plate 31 is rotatably connected to the second arc plate 32 by a hinge. The position of the second arc plate 32 can be rotated by the hinge. The internal rotation of one end of the first arc plate 31 is connected to a first rotating ring 33. The first arc plate 31 can limit the position of the first rotating ring 33, limiting the first rotating ring 33 to rotate only inside one end of the first arc plate 31. The internal rotation of one end of the second arc plate 32 is connected to a second rotating ring 34. The second arc plate 32 can limit the position of the second rotating ring 34. The second rotating ring 34 is restricted to rotate only inside one end of the second arc plate 32. A movable plate 35 is sleeved inside the first rotating ring 33 and the second rotating ring 34. The first rotating ring 33 and the second rotating ring 34 can both limit the position of the movable plate 35, and the movable plate 35 is restricted to move only inside the first rotating ring 33 and the second rotating ring 34. A fixed ring 36 is fixedly connected to the middle part of the movable plate 35. The movable plate 35 can fix the position of the fixed ring 36. The movement of the movable plate 35 can drive the fixed ring 36 to move. A rolling ball 37 is sleeved inside one end of the fixed ring 36. The fixed ring 36 can limit the position of the rolling ball 37, and the rolling ball 37 is restricted to rotate only inside one end of the fixed ring 36.
[0024] One side of the surface of the first rotating ring 33 is fixedly connected to the telescopic rod 4, and the first rotating ring 33 can fix the position of the telescopic rod 4. The rotation of the first rotating ring 33 can drive the telescopic rod 4 to rotate. One end of the telescopic rod 4 is rotatably connected to the limiting plate 5, and the telescopic rod 4 can limit the position of the limiting plate 5. The limiting plate 5 can only rotate on one end of the telescopic rod 4. The telescopic rod 4 can change the position of the limiting plate 5 by telescoping. One end of one side of the limiting plate 5 is clamped with a fixing rod 6, and one end of the fixing rod 6 is fixedly connected to one side of the surface of the second rotating ring 34. The second rotating ring 34 can fix the position of the fixing rod 6. The rotation of the second rotating rod can drive the fixing rod 6 to rotate. The limiting plate 5 is clamped with the fixed plate 10, and the first rotating ring 33 can be connected to the second rotating ring 34.
[0025] The other end of the surface of the first arc plate 31 is fixedly connected to a square frame 7, and the first arc plate 31 can fix the position of the square frame 7. A fixing piece 8 is inserted into the interior of one end of the square frame 7, and one end of the fixing piece 8 is clamped on one side of the surface of the first rotating ring 33. The fixing piece 8 is clamped with the first rotating ring 33 to fix the position of the first rotating ring 33 so that it no longer rotates.
[0026] Example 2
[0027] In the second embodiment, other structures remain unchanged. What is different from the first embodiment is that the top of the placement box 1 is fixedly connected to the fixing spring 9, and the placement box 1 can fix the position of the fixing spring 9. The top of the fixing spring 9 is fixedly connected with a fixing plate 10, and the fixing spring 9 can fix the position of the fixing plate 10. The fixing spring 9 can connect the fixing plate 10 with the placement box 1. The interior of the fixing plate 10 is slidably connected with a sliding rod 11, and the sliding rod 11 can move on the inside of the fixing plate 10. When the sliding rod 11 is no longer needed to move, the sliding rod 11 is connected to the fixing plate 10 using a fixing bolt, which can fix the position of the sliding rod 11. The top of the sliding rod 11 is fixedly connected with a hanging plate 12, and the sliding plate can fix the position of the hanging plate 12. The movement of the sliding plate can drive the hanging plate 12 to move. The middle part of the surface of the hanging plate 12 is rotatably connected with a movable ring 13, and the hanging plate 12 can fix the position of the movable ring 13.
[0028] The following is a further introduction in combination with the specific working method, see the following description for details: Specifically, when the overhead power transmission line displaceable suspension string is working / in use: place the upper cable inside the hanging plate 12, and when necessary, twist the fixing bolt at the bottom of the sliding rod 11 to move it inside the fixed plate 10, and when the sliding rod 11 moves to the appropriate position, connect the fixing bolt to the sliding rod 11 through the screw hole on one side of the fixed plate 10, twist the rotating handle 22, and the rotating handle 22 drives the worm 21 to rotate inside the placement box 1, and the worm 21 engages the worm gear 23 to rotate, and the worm gear 23 drives the connecting rod 24 and the fixed gears 25 on both sides to rotate, and the fixed gear 25 engages the tooth plate 26 and moves downward from the inside of the placement box 1. When it reaches the appropriate position, stop twisting the rotating handle 22, fix the position of the tooth plate 26 and the clamping mechanism 3, and place the first arc The plate 31 and the second arc plate 32 are separated by a hinge, and the cable is placed between the first arc plate 31 and the second arc plate 32, and then the first arc plate 31 and the second arc plate 32 are connected and fixed. One end of the limit plate 5 is rotated to engage the limit plate 5 with the fixing rod 6, so that the first rotating ring 33 and the second rotating ring 34 are connected. The limit plate 5 is rotated, and the limit plate 5 drives the first rotating ring 33 and the second rotating ring 34 to rotate inside the first arc plate 31 and the second arc plate 32. The first arc plate 31 and the second arc plate 32 drive the movable plate 35 inside them to slide, and the movable plate 35 moves inside the first arc plate 31 and the second arc plate 32, driving the fixing ring 36 and the rolling ball 37 to move up and down to fix cables of different thicknesses. The fixing piece 8 is threadedly connected to the first rotating ring 33 through the square frame 7 to fix the first rotating ring 33 and the second rotating ring 34.
[0029] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.
[0030] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A displaceable suspension string for an overhead power transmission line, comprising: A placement box (1) is characterized in that a lifting mechanism (2) is provided inside the placement box (1), and a clamping mechanism (3) is provided at the bottom of one side of the lifting mechanism (2).
2. The displaceable suspension string for overhead power transmission lines according to claim 1, characterized in that: The lifting mechanism (2) comprises a worm (21) which rotates on an upper portion of an inner side wall of the placement box (1) through a bearing, one end of the worm (21) is fixedly connected to a rotating handle (22), a worm wheel (23) is meshed between the teeth of the worm (21), a connecting rod (24) is fixedly connected to the middle of the worm wheel (23), both ends of the surface of the connecting rod (24) are fixedly connected to fixed gears (25), and a tooth plate (26) is meshed between the teeth of the fixed gear (25).
3. The displaceable suspension string for overhead power transmission lines according to claim 2, characterized in that: Both ends of the connecting rod (24) are rotatably connected to the inner wall of the placement box (1) through bearings, and the bottom of the placement box (1) is provided with an empty slot adapted to the tooth plate (26).
4. The displaceable suspension string for overhead power transmission lines according to claim 2, characterized in that: The clamping mechanism (3) comprises a first arc plate (31) fixedly connected to the bottom of the tooth plate (26); one end of the surface of the first arc plate (31) is rotatably connected to the second arc plate (32) via a hinge; the interior of one end of the first arc plate (31) is rotatably connected to a first rotating ring (33); the interior of one end of the second arc plate (32) is rotatably connected to a second rotating ring (34); a movable plate (35) is sleeved inside the first rotating ring (33) and the second rotating ring (34); a fixed ring (36) is fixedly connected to the middle of the interior of the movable plate (35); and a rolling ball (37) is sleeved inside one end of the fixed ring (36).
5. The displaceable suspension string for overhead power transmission lines according to claim 4, characterized in that: One side of the surface of the first rotating ring (33) is fixedly connected to a telescopic rod (4), one end of the telescopic rod (4) is rotatably connected to a limiting plate (5), one end of one side of the limiting plate (5) is clamped with a fixing rod (6), and one end of the fixing rod (6) is fixedly connected to one side of the surface of the second rotating ring (34).
6. The displaceable suspension string for overhead power transmission lines according to claim 5, characterized in that: The other end of the surface of the first arc plate (31) is fixedly connected to a square frame (7), one end of the square frame (7) is internally plugged with a fixing member (8), and one end of the fixing member (8) is clamped on one side of the surface of the first rotating ring (33).
7. The displaceable suspension string for an overhead power transmission line according to claim 1, characterized in that: The top of the placement box (1) is fixedly connected to a fixed spring (9), the top of the fixed spring (9) is fixedly connected to a fixed plate (10), the interior of the fixed plate (10) is slidably connected to a sliding rod (11), the top of the sliding rod (11) is fixedly connected to a hanging plate (12), and the middle of the surface of the hanging plate (12) is rotatably connected to a movable ring (13).