Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, an embodiment of the present invention provides a wire fixing device for a power transmission and transformation circuit, in which two arc-shaped limiting plates capable of performing synchronous displacement adjustment are disposed inside a circular bracket, and the distance between the two arc-shaped limiting plates is driven to be adjusted, so that two sides of a wire inside the circular bracket can be limited and pressed, thereby solving the problems set forth in the above-mentioned background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the electric wire fixing device of the power transmission and transformation line comprises a linking mechanism, wherein the top of the linking mechanism is rotationally connected with an electric wire displacement mechanism;
The bottom of the connecting mechanism is fixedly connected with a plurality of wire supporting mechanisms, wire limiting mechanisms are arranged on two sides of the wire supporting mechanisms, and a driving mechanism is arranged on the outer side of the connecting mechanism;
the electric wire supporting mechanism comprises a supporting bracket which is arranged in an inclined state, the bottom of the supporting bracket is fixedly connected with a circular bracket, two sides of the circular bracket are in hollowed-out arrangement, the electric wire limiting mechanism comprises two arc limiting plates which are respectively inserted into two sides of the circular bracket, two sides of the circular bracket are fixedly connected with guide sliding rods, one end of each guide sliding rod, which is far away from the circular bracket, is fixedly connected with a bent bracket which is fixedly connected with the supporting bracket, the outer wall of each guide sliding rod is slidably connected with a limiting push plate, one side of each limiting push plate is fixedly connected with a push rod which is fixedly connected with the corresponding arc limiting plate, two positioning frames which are perpendicular to the push rod are fixedly connected with traction ropes between the two positioning frames, and one side of each bent bracket is fixedly connected with a roller through a traction rope.
Preferably, the guide sliding rods arranged on two sides of the circular bracket are symmetrically arranged about the vertical center line of the circular bracket, and the bent brackets are symmetrically arranged about the vertical center line of the circular bracket.
Preferably, the inner cavity threaded connection of spacing push pedal has the screw thread lead screw of rotating with curved support and ring form bracket and being connected, the one side that spacing push pedal kept away from the push rod all fixedly connected with curved support fixed connection's expansion spring.
Preferably, the two arc limiting plates are fixedly connected with a plurality of anti-slip cushion blocks, wherein each two anti-slip cushion blocks are symmetrically arranged relative to the horizontal center line of the arc limiting plate.
Preferably, the linking mechanism comprises a main body supporting plate arranged at the top of the supporting bracket, a plurality of guide positioning blocks and a plurality of sliding blocks are slidably connected in the main body supporting plate, the top and the bottom of each guide positioning block are fixedly connected with guide rods, each guide positioning block is fixedly connected with each sliding block, the guide rods are fixedly connected with the supporting bracket, and insulating gaskets are fixedly connected on the inner wall of the main body supporting plate.
Preferably, the wire displacement mechanism comprises a positioning disk rotationally connected to the top of the main body supporting plate, a plurality of circular arc guide grooves which are arranged in a penetrating mode are formed in the top of the positioning disk, the guide rods are all slidably connected to the inner cavities of the circular arc guide grooves, and the circular arc guide grooves are all arranged in an annular mode at equal intervals in sequence at the top of the positioning disk.
Preferably, the sliding block is hinged with a fixed plate, the telescopic cylinder is fixedly connected with the fixed plate, a first piston is connected in the telescopic cylinder in a sealing sliding manner, a first piston rod is fixedly connected with the first piston, a first fixing frame is hinged with the first piston rod, and the first fixing frame is fixedly connected with the bearing bracket.
Preferably, the driving mechanism comprises a telescopic cylinder, one side of the telescopic cylinder is fixedly connected with a piston cylinder, the telescopic cylinder is mutually communicated with the piston cylinder, a second piston is connected in the piston cylinder in a sealing sliding manner, the second piston is fixedly connected with a second piston rod, the outer side of the circular bracket is fixedly connected with a fixed ring, the radial position of the fixed ring is fixedly connected with a guide block, a rack is connected in the guide block in a sliding manner, and the second piston rod is fixedly connected with the rack.
Preferably, the fixed ring one side fixedly connected with second mount, sliding connection has the dwang in the second mount, the dwang is located fixedly connected with support frame between the second mount, the dwang rotates and is connected with the gear, the constant head tank has been seted up to the one end of support frame, the constant head tank is relative with the fixed ring, bottom surface fixedly connected with compression spring in the constant head tank, compression spring's the other end and fixed ring contact, gear and rack intermeshing.
Preferably, the bearing support is formed by two parts in a hinged mode, the bearing support is in an inclined state when not in use, the bearing support can be folded in half from the waist hinge position when in an inclined state when in use, the main body bearing plate is sleeved with a telegraph pole, the annular bracket is sleeved with an electric wire, and the height of the support is lower than the outer diameter of the annular bracket.
The invention has the technical effects and advantages that:
1. According to the invention, the two arc limiting plates capable of synchronously adjusting displacement are arranged in the annular bracket, when an electric wire passes through the inner cavity of the annular bracket, the distance between the two arc limiting plates is driven to be adjusted, so that the two sides of the electric wire in the annular bracket can be limited and pressed, and in actual use, the electric wire can be adjusted in real time according to the specification of the electric wire, and the electric wire is higher in overall practicability and convenient to operate.
2. According to the invention, the plurality of guide positioning blocks and the guide rods capable of synchronously adjusting displacement are arranged in the main body supporting plate, so that the positions of the plurality of wire supporting mechanisms can be synchronously driven to synchronously adjust, and the distance between two adjacent wires can be conveniently and rapidly adjusted according to different specifications of the wires, so that the device has stronger flexibility and is more convenient for practical use in practical use.
3. According to the invention, the hydrochloric acid solution is contacted with the composite sodium carbonate to generate the expansion gas in the telescopic cylinder, the expansion gas pushes the first piston and the first piston rod to move in the telescopic cylinder, the first piston rod moves and simultaneously drives the first fixing frame and the supporting bracket to move, the supporting bracket moves towards the folding direction at the waist hinging position, the supporting bracket moves upwards along with the annular bracket and the electric wire, the sagging position of the electric wire is lifted, the expansion gas pushes the second piston and the second piston rod to move downwards and reset, the rack slides in the guide block and moves downwards, the rack is meshed with the gear, the gear rotates and simultaneously drives the rotating rod to rotate and reset, the supporting bracket contacts with the electric wire, and the electric wire is further lifted, so that the sagging of the electric wire is further prevented from winding.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1, the invention relates to a wire fixing device of a power transmission and transformation circuit, which comprises a connecting mechanism 1, wherein the top of the connecting mechanism 1 is rotatably connected with a wire displacement mechanism 3;
the bottom of the connecting mechanism 1 is fixedly connected with a plurality of wire supporting mechanisms 2, and wire limiting mechanisms 4 are arranged on two sides of the wire supporting mechanisms 2;
Referring to fig. 4-6, the wire supporting mechanism 2 comprises a supporting bracket 21 which is arranged in an inclined state, the bottom of the supporting bracket 21 is fixedly connected with a circular bracket 22, two sides of the circular bracket 22 are arranged in a hollowed-out state, the wire limiting mechanism 4 comprises two arc limiting plates 41 which are respectively inserted into two sides of the circular bracket 22, two sides of the circular bracket 22 are fixedly connected with a guide sliding rod 43, one end of the guide sliding rod 43 away from the circular bracket 22 is fixedly connected with a bent bracket 44 which is fixedly connected with the supporting bracket 21, the outer wall of the guide sliding rod 43 is slidably connected with a limiting push plate 45, one side of the limiting push plate 45 is fixedly connected with a push rod 46 which is fixedly connected with the arc limiting plates 41, wherein the guide sliding rods 43 which are arranged at two sides of the circular bracket 22 are symmetrically arranged about the vertical center line of the circular bracket 22, the curved brackets 44 are all arranged in a symmetrical state with respect to the vertical center line of the circular bracket 22, wherein, as shown in fig. 6, in order to facilitate the synchronous control of the movement of the two arc-shaped limiting plates 41, the inner cavity of the limiting push plate 45 is in threaded connection with a threaded screw rod 47 rotationally connected with the curved bracket 44 and the circular bracket 22, one side of the limiting push plate 45 far away from the push rod 46 is fixedly connected with a telescopic spring fixedly connected with the curved bracket 44, in actual use, the limiting push plate 45 can be enabled to drive the push rod 46 and the corresponding arc-shaped limiting plates 41 to integrally translate on the outer wall thereof by rotating the threaded screw rod 47, then the limiting push plate 45 is enabled to be limited by the guide slide rod 43, the integral movement of the arc-shaped limiting plates 41 is more stable, the adjusting mode is very simple, the actual operation is convenient, the number of the telescopic springs is two as shown in fig. 2 and 4, the two expansion springs are arranged in an expanded state in a normal state, so that the whole of the limit push plate 45, the push rod 46 and the arc limit plate 41 which are arranged on one side close to the roller 410 can be always pressed by the expansion springs, the whole of the arc limit plate 41 generates thrust force moving towards the inner cavity direction of the annular bracket 22, when the whole of the arc limit plate 41 which is arranged on one side far away from the roller 410 preferentially moves towards the inner cavity of the annular bracket 22, the traction rope 49 can be loosened, and the whole of the arc limit plate 41 which is arranged on the other side close to the roller 410 can synchronously move towards the inner cavity of the annular bracket 22, so that the two synchronous limit clamps of the support brackets 21 are clamped on the outer wall of the electric wire 15, and the stability of the electric wire 15 in the inner cavity of the annular bracket 22 is maintained;
As shown in fig. 2,4 and 6, the outer walls of push rods 46 arranged at one side of two arc-shaped limiting plates 41 are fixedly connected with positioning frames 48 vertical to the push rods, a traction rope 49 is fixedly connected between the two positioning frames 48, one side of a bent bracket 44 is fixedly connected with a roller 410, the traction rope 49 is wound on the outer wall of the roller 410, in normal state, the two corresponding arc-shaped limiting plates 41 are respectively and coincidently inserted at hollowed-out parts at two sides of the annular bracket 22, are mutually adhered to each other to form an annular shape, in actual use, an electric wire 15 passes through the inner cavity of the annular bracket 22, then the positioning frames 48 at the same side with the electric wire can drive the arc-shaped limiting plates 41 to move towards the inner cavity of the annular bracket 22 by rotating a threaded screw 47, and the arrangement of the roller 410 and the traction rope 49 is synchronously combined, the whole of the arc limiting plates 41 at the other side loses the traction force and then moves towards the inner cavity of the circular bracket 22, so that the two arc limiting plates 41 are close to each other, the outer wall of the electric wire 15 penetrating through the inner cavity of the circular bracket 22 is synchronously limited and clamped, the stability of the electric wire 15 in the circular bracket 22 is kept, a plurality of anti-skid cushion blocks 42 are fixedly connected in the inner parts of the two arc limiting plates 41, as shown by referring to fig. 2 and 4, each two anti-skid cushion blocks 42 are symmetrically arranged relative to the horizontal center line of the arc limiting plate 41, the aim of the arrangement is that the two arc limiting plates 41 synchronously limit and clamp the two sides of the electric wire 15 and simultaneously limit the outer wall of the electric wire 15 at multiple points through the anti-skid cushion blocks 42, so that the connection stability of the electric wire 15 is kept, and the problem of abrasion caused by shaking of the electric wire 15 in the inner cavity of the annular bracket 22 is avoided.
Example two
The inventor found that the distance between the two wires 15 is difficult to adjust in actual use, the wires 15 are wound too close to each other in strong wind or severe weather, the friction between the main body supporting plate 101 and the telegraph pole 14 is small, and the wires are easily unstable under the influence of thermal expansion and contraction of weather in long-term use.
Referring to fig. 3 to 5, the engagement mechanism 1 comprises a main body supporting plate 101 disposed at the top of the supporting bracket 21, a plurality of guide positioning blocks 102 and a plurality of sliding blocks 51 are slidably connected in the main body supporting plate 101, guide rods 103 are fixedly connected to the top and bottom of the plurality of guide positioning blocks 102, and the plurality of guide rods 103 and the supporting bracket 21 are fixedly connected, wherein, referring to fig. 2 to 5, a plurality of through grooves horizontally disposed are formed in the inner cavity of the main body supporting plate 101, the guide positioning blocks 102 slide on the center line of the through grooves, the guide rods 103 disposed at both sides of the guide positioning blocks 102 respectively penetrate through the through grooves, the guide positioning blocks 102 are fixedly connected with the sliding blocks 51, and meanwhile, an insulating spacer 104 is fixedly connected to the inner wall of the main body supporting plate 101, the insulating gasket 104 increases the friction between the main body supporting plate 101 and the telegraph pole 14, and the number of the supporting brackets 21 is multiple, wherein each two supporting brackets 21 are symmetrically arranged about the horizontal center line of the main body supporting plate 101 in a normal state, and the corresponding guide rods 103 and supporting brackets 21 are driven by the multiple guide positioning blocks 102 in a normal state to move and stay at the position of one side of the inner cavity of the through groove formed in the main body supporting plate 101, which is close to the insulating gasket 104, when the guide positioning blocks 102 integrally move towards the outer wall of the main body supporting plate 101, the whole supporting brackets 21 can synchronously move towards the direction away from the insulating gasket 104, and simultaneously, as the supporting brackets 21 are arranged in an inclined state, the linear distance between the two supporting brackets 21 can be increased along with the gradual increase of the translation distance of the supporting brackets 21 and the guide positioning blocks 102, thereby make the distance between two electric wires 15 adjusted to when in actual use, can be according to the difference of the actual specification of electric wire 15, adjust electric wire bearing mechanism 2 overall position fast, thereby make the practicality of this device stronger, and more be favorable to promoting whole work efficiency.
Referring to fig. 5, the wire displacement mechanism 3 includes a positioning plate 31 rotatably connected to the top of the main body support plate 101, a plurality of circular arc guide grooves 32 penetrating through are formed in the top of the positioning plate 31, and a plurality of guide rods 103 are slidably connected to the inner cavities of the circular arc guide grooves 32, wherein, as shown in fig. 3, the plurality of circular arc guide grooves 32 are all arranged in a circular shape and an equidistant state in sequence at the top of the positioning plate 31, so that the plurality of circular arc guide grooves 32 can be synchronously displaced when the positioning plate 31 is rotated as a whole, and then the guide rods 103 are synchronously driven to drive the guide positioning blocks 102 and the support brackets 21 to integrally and synchronously slide in the main body support plate 101, so that the distance of the corresponding wire support mechanism 2 is synchronously driven to be adjusted.
In the implementation, firstly, according to the specification of the electric wire 15, the positioning disc 31 is driven to integrally rotate, so that the plurality of support brackets 21 synchronously displace, then the positions among the whole electric wire limiting mechanisms 4 are driven to be adjusted, the installation distance among the electric wires 15 with different specifications is adjusted, after the adjustment is finished, the electric wires 15 sequentially pass through the inner cavities of each two annular brackets 22 which are symmetrically arranged towards the central line in the horizontal direction relative to the main body support plate 101, then each threaded screw 47 is sequentially rotated, the arc limiting plate 41 corresponding to the threaded screw 47 moves towards the inner cavity of the annular bracket 22, and the traction rope 49 is combined with the movement on the roller 410, so that the arc limiting plate 41 at the other side makes the traction force of the arc limiting plate 41 synchronously move towards the inner cavity of the annular bracket 22, and thus the limiting and fixing work on the two sides of the electric wires 15 is completed.
Example III
Based on the above embodiment, the inventor found that when the electric wire 15 is actually used, the electric wire 15 is affected by thermal expansion and contraction of the environment during operation, and the electric wire 15 is easily wound more when the electric wire is sagged under the weather of strong wind, and the winding caused by the electric wire 15 is not reached by the supporting bracket 21, so that the use safety is affected.
Referring to fig. 2 and 7-9, the driving mechanism 5 includes a telescopic cylinder 53, a piston cylinder 54 is fixedly connected to one side of the telescopic cylinder 53, the telescopic cylinder 53 is mutually communicated with the piston cylinder 54, a fixed plate 52 is hinged to a sliding block 51, the telescopic cylinder 53 is fixedly connected with the fixed plate 52, a first piston 531 is hermetically and slidingly connected in the telescopic cylinder 53, a first piston rod 532 is fixedly connected to the first piston 531, a first fixing frame 55 is hinged to the first piston rod 532, the first fixing frame 55 is fixedly connected with a bearing bracket 21, a second piston 541 is hermetically and slidingly connected in the piston cylinder 54, a second piston rod 542 is fixedly connected to the second piston 541, a fixed ring 6 is fixedly connected to the outer side of a circular bracket 22, a guide block 7 is fixedly connected to the radial position of the fixed ring 6, a rack 8 is slidingly connected in the guide block 7, the second piston rod 542 is fixedly connected with the rack 8, the fixed ring 6 one side fixedly connected with second mount 9, sliding connection has dwang 12 in the second mount 9, the dwang 12 is located fixedly connected with support frame 10 between the second mount 9, dwang 12 rotates and is connected with gear 13, constant head tank 16 has been seted up to the one end of support frame 10, constant head tank 16 is relative with fixed ring 6, the interior bottom surface fixedly connected with compression spring 11 of constant head tank 16, compression spring 11's the other end and fixed ring 6 contact, gear 13 and rack 8 intermeshing, bearing support 21 is articulated by two parts and forms, bearing support 21 is the inclination setting when not using, bearing support 21 can follow waist hinge in the fifty percent discount when the inclination, main part bearing board 101 cover is equipped with wire pole 14, the endotheca of ring form bracket 22 is equipped with electric wire 15, the height of support frame 10 is less than the external diameter of ring form bracket 22.
When the electric wire 15 is used, the first piston 531 and the telescopic cylinder 53 where the first piston rod 532 is positioned are internally provided with composite sodium carbonate, the piston cylinder 54 of the second piston 541 away from the second piston rod is internally provided with hydrochloric acid solution, when the electric wire 15 is used, the electric wire 15 is stretched and sagged due to the rising of temperature and the heat generated in the use process of the electric wire 15, the electric wire 15 is slowly close to the supporting frame 10 while sagged, when the electric wire 15 sags too much, the supporting frame 10 tilts under the action of the sagging force of the electric wire 15, the rotating rod 12 continuously extrudes the fixed ring 6 while rotating, the gear 13 rotates while rotating the rotating rod 12, the gear 13 is meshed with the rack 8, the rack 8 slides in the guide block 7 and moves upwards, the second piston rod 542 drives the second piston 541 to slide in the piston cylinder 54 in a sealing way while the rack 8 moves, the hydrochloric acid solution in the piston cylinder 54 of the second piston 541 far away from the second piston rod flows into a cavity between the first piston 531 and the first piston rod 532 in the telescopic cylinder 53, the hydrochloric acid solution reacts with the composite sodium carbonate to generate expansion gas, the expansion gas pushes the first piston 531 and the first piston rod 532 to move in the telescopic cylinder 53, the first piston rod 532 moves and simultaneously drives the first fixing frame 55 and the supporting bracket 21 to move, the supporting bracket 21 deflects towards the doubling direction at the waist hinge joint and moves upwards along with the annular bracket 22 and the electric wire 15, the sagging position of the electric wire 15 is lifted, the expansion gas pushes the second piston 541 and the second piston rod 542 to move downwards and reset, the rack 8 slides in the guide block 7 and moves downwards, the rack 8 is meshed with the gear 13, the gear 13 rotates and simultaneously drives the rotating rod 12 to rotate and reset, at the same time, the supporting frame 10 is in contact with the electric wire 15, so that the electric wire 15 is further lifted, and the electric wire 15 is further prevented from sagging and winding.
In summary, according to the specification of the electric wire 15, the positioning disc 31 is driven to integrally rotate, so that the plurality of supporting brackets 21 synchronously displace, and then the positions among the whole electric wire limiting mechanisms 4 are driven to be adjusted, so that the installation distances among the electric wires 15 with different specifications are adjusted, after the adjustment is finished, the electric wires 15 sequentially pass through the inner cavities of each two annular brackets 22 which are symmetrically arranged along the horizontal center line of the main body supporting plate 101, then each threaded screw 47 is sequentially rotated, so that the corresponding arc limiting plate 41 moves towards the inner cavity of the annular bracket 22, and the traction ropes 49 are combined with the movement on the roller 410, so that the other side arc limiting plate 41 synchronously moves towards the inner cavity of the annular bracket 22 with traction force, and thus the limiting and fixing work on the two sides of the electric wire 15 is completed, the hydrochloric acid solution is contacted with the composite sodium carbonate to react in the telescopic cylinder 53 to generate expansion gas, the expansion gas pushes the first piston 531 and the first piston rod 532 to move in the telescopic cylinder 53, the first piston rod 532 moves and drives the first fixing frame 55 and the supporting bracket 21 to move, the supporting bracket 21 is shifted towards the folding direction at the waist hinging position and moves upwards along with the annular bracket 22 and the electric wire 15, the sagging position of the electric wire 15 is lifted, the expansion gas pushes the second piston 541 and the second piston rod 542 to move downwards and reset, the rack 8 slides in the guide block 7 and moves downwards, the rack 8 is meshed with the gear 13, the gear 13 rotates and drives the rotating rod 12 to rotate and reset, meanwhile, the supporting bracket 10 is contacted with the electric wire 15, the electric wire 15 is further lifted, and the sagging of the electric wire 15 is further prevented from winding.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.