LU503033B1 - POWER SUPPLY WIRE AND DEVICE FOR REPLACING THE POWER SUPPLY WIRE - Google Patents

Abstract

The present invention provides a power supply line comprising a plurality of poles arranged in series and a wire connected between two adjacent poles; wherein the mast comprises an upright pole, a transom disposed at the top of the upright pole, and a column insulator disposed on the transom, and wherein the wire is attached to the column insulator; and wherein the wire comprises a main line wire and a sub line wire respectively disposed on both sides of the transom, and wherein the main line wire and the sub line wire are electrically connected to a transformer, and wherein a main line switch is disposed on the main line wire and a sub line switch is disposed on the sub line wire is. On one side of the main lead wire, a sub lead wire is arranged in parallel, the main lead wire and the sub lead wire perform common power supply, which saves the cost by achieving higher load capacity without replacing the original line.

Description

POWER SUPPLY LINE AND DEVICE FOR REPLACING THE POWER SUPPLY LINE

TECHNICAL FIELD The present invention relates to the field of power supply technology, particularly to a power supply line and a power supply line replacing device.

BACKGROUND ART With the development of economy, people's demand for electricity is increasing, thereby increasing the load on power supply lines. Especially in winter and summer, when the demand for air conditioning cooling or heating increases and the load on the power supply lines to households is too high, the load on the power supply lines needs to be increased to prevent the power supply lines from being burned out due to overload . The existing method of increasing the load is to replace the lines with the thicker lines, and the replacement needs a power cut, it requires additional reporting and approval processes, which greatly affects the construction schedule, increases the construction cost and also carries the risk of complaints.

SUMMARY OF THE PRESENT INVENTION The purpose of the present invention is to provide a power supply line that saves the cost by achieving a higher load capacity without replacing the original line. Furthermore, the main lead wire can be replaced without the need to interrupt the power supply. In order to achieve the above object, the present invention adopts the following technical solution: a power supply line comprising a plurality of poles arranged one after another and a wire connected between two adjacent poles; wherein the mast comprises an upright pole, a transom disposed at the top of the upright pole, and a column insulator disposed on the transom, and wherein the wire is attached to the column insulator; and wherein the wire comprises a main line wire and a sub line wire respectively disposed on both sides of the transom, and wherein the main line wire and the sub line wire are electrically connected to a transformer, and wherein a main line switch is disposed on the main line wire and a sub line switch is disposed on the sub line wire is.

Optionally, the main line switch and the sub-line switch are each provided with short-circuit protection and an obvious disconnection point.

The present invention provides a device for replacing the power supply line, wherein the power supply line is any of the above power supply line and comprises: a roll bar device comprising a bottom plate, two side plates arranged vertically on both sides of the bottom plate, and a roller shaft, one end of the roller shaft with one side plate and the other end of the roller shaft is rotatably connected to the other side plate, and wherein the bottom plate is arranged on the transom; a traction device comprising a traction cable, a triangular plate and a plurality of locking devices; wherein the traction cable is connected to a corner of the triangular panel, and wherein the plurality of locking devices are sequentially connected to a side edge of the triangular panel remote from the traction cable, and wherein the wire is connected to the locking devices, and wherein the locking device comprises a drum, a spring, comprises at least three pressure blocks and a constraint ring fixed to the inner wall of the drum, and wherein a first sloping surface is arranged on the inside of the constraint ring and a second sloping surface is arranged on the outside of the pressure block, and wherein the first sloping surface and the second sloping surface abut one another, and wherein between a passage is formed in the pressure blocks, and an end of the pressure block opposite to the restriction ring is connected to the drum by the spring; an unmanned aerial vehicle, wherein the towing cable is connected to the unmanned aerial vehicle.

Optionally, the roll bar device further comprises a plurality of partition plates arranged vertically on the bottom plate, wherein a space through which the wire can pass is formed between two adjacent partition plates.

Optionally, the pulling device further includes a movable rotating ring, which includes a cylinder, two bearings, two rotating shafts and two connecting rings, the two sides of the cylinder are closed, and the two bearings are respectively located at the two ends inside the cylinder, and each connecting ring is connected to a bearing by a rotating shaft, and the two rotating shafts pass through the both sides of the cylinder, respectively, and one connecting ring is connected to the traction cable and the other connecting ring is connected to the triangular plate.

Optionally, the tether is connected to the UAV by a tether, the tether is connected to the UAV by a climbing buckle, and the tether is a nylon cable.

Optionally, the device further includes a lead wire protection net strapped to the periphery of the roll bar device.

Optionally, the device further includes an isolated work bar for the operator to stand on.

Optionally, the device further includes a protective panel for preventing electric shock to the operator, the protective panel comprising two panel bodies and a support frame, and the two panel bodies are connected by the support frame, and the support frame is erected on the transom.

Optionally, the apparatus further comprises an insulated support frame, the insulated support frame comprising a ferrule cap and a bracket fixed to the ferrule cap, and wherein the ferrule cap is fitted to the top of the pylon and the wire is attached to the bracket.

The technical solution of the present invention can have the following advantages: In a power supply line according to the present invention, on one side of the main conducting wire, a sub conducting wire is arranged in parallel, the main conducting wire and the sub conducting wire perform common power supply, thereby saving the cost by using a higher

resilience is achieved without replacing the original line. When the main line wire needs to be replaced, the main line wire can be cut off and the sub line wire is used for power supply, so that the main line wire can be replaced without the need to interrupt the power supply.

In a device for replacing the power supply line according to the present invention, the UAV pulls the auxiliary rope to drive the pull rope to raise the wire to a high altitude instead of throwing the rope manually, thereby saving labor costs and improving work efficiency .

It is understood that the above general explanation and the later detailed explanations are only exemplary and explanatory and cannot limit the present application.

BRIEF DESCRIPTION OF THE DRAWINGS In order to explain the technical solution in the embodiments of the present invention or the prior art more clearly, the figures to be used in the explanation of the embodiment or the prior art are briefly introduced below. Obviously, the figures below only show some embodiments of the present invention. Those of ordinary skill in the art can obtain other figures based on the figures without having any creative work.

Figure 1 shows a schematic structural view of a power supply line in an embodiment of the present invention. Figure 2 shows an outline of the structure of a power supply line in an embodiment of the present invention.

FIG. 3 shows a schematic structural view of a pylon of a power supply line in an embodiment of the present invention.

Fig. 4 is a schematic structural view of a roll bar device of a power supply line replacing device in an embodiment of the present invention.

> LU503033 Figure 5 is a schematic structural view of a pulling device of a power supply line replacing apparatus in an embodiment of the present invention. Figure 6 is a schematic structural view of a rotary rotating ring of a pulling device of a power supply line replacing apparatus in an embodiment of the present invention. Figure 7 is a schematic structural view of an insulated working bar of a power supply line replacing apparatus in an embodiment of the present invention.

Figure 8 is a schematic structural view of an insulated support frame of a power supply line replacing apparatus in an embodiment of the present invention.

Figure 9 is a schematic structural view of a protective plate of a power supply line replacing apparatus in an embodiment of the present invention.

Fig. 10 is a schematic structural view of a locking device of a pulling device of a power supply line replacing apparatus in an embodiment of the present invention.

LIST OF REFERENCE NUMERALS 1 Mast 11 Upright bar 12 Transom 13 Column insulator 2 Wire 21 Main line wire 22 Sub line wire 3 Main line switch 4 Sub line switch 5 Roll bar device 51 Bottom plate 52 Side plate

53 Roller Shaft 54 Separating Plate 6 Traction Device 61 Traction Cable 62 Triangular Plate 63 Locking Device 631 Drum 632 Spring 633 Pressure Block 634 Restriction Ring 64 Movable Rotating Ring 641 Cylinder 642 Bearing 643 Rotating Shaft 644 Connecting Ring 7 Unmanned Aerial Vehicle 8 Lead Wire Protection Net 9 Insulated Working Bar 10 Insulated Support Frame 101 Sleeve Cap 102 Bracket 14 Protection Plate 141 plate body 142 support frame

DETAILED DESCRIPTION In the following, the technical solution of the present invention will be explained in detail to make the purpose, technical solution and advantages of the present invention clearer. Obviously, the described embodiments do not represent all embodiments, but only a part of the embodiments

/ LU503033 basis of the embodiments in the present invention obtained without creative works should be considered to be covered by the scope of the present invention.

A specific embodiment of the present invention provides a power supply line, as illustrated in Figures 1 and 2, comprising poles 1 and a wire 2, the poles 1 being provided in numbers greater than 1 and arranged one after the other, and the wire 2 is mounted between two adjacent masts 1.

The mast 1 comprises an upright pole 11, a transom 12 and a column insulator 13, the transom 12 being fixed to the top of the upright pole 11, and the column insulator 13 being fixed to the transom 12, and the wire 2 is wound and fixed to the pillar insulator 13.

The wire 2 comprises a main lead wire 21 and a sub lead wire 22 , the main lead wire 21 being arranged on one side of the transom 12 and the sub lead wire 22 being arranged on the other side of the transom 12 .

The main line wire 21 and the sub line wire 22 are each electrically connected to a transformer, and the main line wire 21 and the sub line wire 22 simultaneously perform power supply.

With the arrangement, a sub-lead wire 22 is set up next to the main lead wire 21, when the main lead wire 21 is too small and needs to be replaced with a larger wire, the main lead wire 21 and the sub-lead wire 22 perform common power supply, which can achieve higher load capacity. without replacing the original line.

That way the cost is saved.

A main line switch 3 is arranged on the main line wire 21 and a sub line switch 4 is arranged on the sub line wire 22 .

By closing the main line switch 3 and the sub line switch 4, the main line wire 21 and the sub line wire 22 can be used for power supply, and by turning off the main line switch 3 or the sub line switch 4 separately, the possibility of power supply to the main line wire 21 and the sub line wire 22 without interrupting the power supply be reached.

In spring and autumn, when the load is light, the sub-line switch 4 can be turned off to disconnect the sub-line wire 22 with the main line switch 3 kept closed and only the main line wire 21 is used for power supply, thereby reducing the loss of the sub-line wire 22 . When the main line wire 21 needs to be replaced, the main line switch 3 can be turned off, the auxiliary line switch 4 remains closed, and the sub-line wire 22 is used for power supply. With the arrangement, the trunk wire can be replaced without requiring a power cut.

It is worth noting that the main line wire 21 and the sub line wire 22 must have the same specification and phase sequence. This prevents a thicker and a thinner wire from being set in such a way that the thinner wire 2 burns through.

In an optional embodiment, the main line switch 3 and the sub-line switch 4 are each provided with short-circuit protection in a specific embodiment of the present invention, when a short-circuit occurs on the main line wire 21 and sub-line wire 22, the main line switch 3 or the sub-line switch 4 is effectively turned off to prevent accidents . Further, an obvious disconnection point is arranged for the operator to confirm the disconnection of the line to ensure the operator's operational safety.

A specific embodiment of the present invention provides a device for replacing the power supply line, as shown in Figure 5, it comprises a roll bar device 5, a traction device 6 and an unmanned aerial vehicle 7.

As shown in Figs. 3 and 4, the roll bar device 5 includes a bottom plate 51, two side plates 52 and a roller shaft 53. The two side plates 52 are vertically arranged on both sides of the top of the bottom plate 51, respectively. The two side plates 52 are each provided with a shaft hole, one end of the roller shaft 53 being rotatably connected to the inside of the shaft hole of one side plate 52 and the other end of the roller shaft 53 to the inside of the shaft hole of the other side plate 52 .

As shown in Figure 5, the traction device 6 comprises a traction cable 61, a triangular plate 62 and a plurality of locking devices 63. The traction cable 61 is connected to a corner of the triangular plate 62, with a plurality of locking devices 63 being sequentially connected to a side edge of the triangular plate 62 , the side edge is a side edge opposite to the traction cable 61 , and the wire 2 is connected to the locking device 63 . It is worth noting that a side edge of the triangular plate 62 on which the locking device 63 is located is arcuate to prevent interference during installation.

As shown in Figure 10, the locking device 63 comprises a drum 631, a spring 632, at least three pressure blocks 633 and a constraint ring 634 fixed to the inner wall of the drum 631. On the inside of the constraint ring 634 is a first inclined surface and on the outside of the pressure block 633, an end of the pressure block 633 opposite to the restriction ring 634 is connected to the drum 631 by the spring, and the first inclination surface and the second inclination surface abut against each other under the action of the elastic force of the spring. All the pressure blocks 633 are arranged along the circumferential direction of the drum 631, and a passage is formed between the pressure blocks. When installing, a force is applied to insert the wire 2 from one end of the drum 631, after passing through the restriction ring 634, the wire opens the pressure block 633, so that the pressure block 633 overcomes the elasticity of the spring 632 and becomes one of the restriction ring 634 moves away from the position, and the pressure block can move to the inner wall of the drum 631, now the wire 2 can pass through the passage formed between all the pressure blocks 633. After stopping applying the force, the pressure block 633 moves toward the restrictor ring 634 under the elastic action of the spring 632, and contracts toward the wire 2 under restriction by the restrictor ring 634 to fix the wire 2, making the installation more convenient power.

Further, the spring 634 can be rotatably connected to the drum 631 through a thrust bearing to prevent the effects of rotation.

It is worth noting that the UAV 7 can be any drone that focuses on low cost. When replacing the power supply line, the main line wire 21 or the sub line wire 22 will first be cut off to ensure that the wire 2 to be replaced is not live, to avoid electric shock. Then the original wire 2 is detached, the bottom plate 51 is placed on the transom 12, the towing rope 61 is connected to the UAV 7, a plurality of new wires 2 are each fixed to the locking device 63, using the UAV 7, the towing rope 61 is brought to a great height and passed between the two side plates 52, now the operator pulls the traction rope 61 to drive the traction device 6 to pass between the two side plates 52 to drive the multiple new wires 2 to pass between the two side plates 52 to pass through and to be attached to the roller shaft 53 . After the operator pulls the wire 2 by an appropriate length, the wire 2 is fixed to the pillar insulator 13 to complete the replacement of the wire of a pylon 1 . With the arrangement, the UAV 7 raises the wire 2 to a high altitude instead of throwing the wire manually, thereby saving the labor cost and improving the work efficiency.

As shown in Figure 4, the roll bar device 5 further comprises partition plates 54, which are provided in a number more than 1 and are sequentially arranged on the bottom plate 51 vertically, and wherein the multiple partition plates 54 are located between the two side plates 52, and wherein between two adjacent partition plates 54 is formed a space through which the wire 2 can pass. After the operator pulls the traction rope 61 to drive the traction device 6 to pass between the two side plates 52, the plural wires 2 pass between the two side plates 52 and are attached to the roller shaft 53, each wire 2 passes one between two adjacent partition plates 54 to separate multiple wires 2 from each other, which prevents multiple wires 2 from interfering with each other.

u LU503033 A cover plate can be arranged on the side plate 52, it being possible for the cover plate and the top of the side plate 52 to be articulated to one another by means of a hinge which can itself spring back.

The triangular plate 62 enters between the cover plate and the roller shaft 53, after the triangular plate 62 entered gradually, it opens in the direction of movement of the triangular plate 62, so that a new wire 2 can enter between the two side plates 52.

After passing through the triangular plate 62, the new wire 2 is attached to the roller shaft 53, the cover plate is restored to cover the top of the side plate 52 to provide protection for the wire 2 between the two side plates 52 and the roller shaft 53 offer, thereby slipping out of the wire 2 is prevented.

As shown in Figures 5 and 6, the traction device 6 further includes a movable rotating ring 64 which includes a cylinder 641, two bearings 642, two rotating shafts 643 and two connecting rings 644, both sides of the cylinder 641 being closed to define an inner space and the two bearings 642 are disposed at both ends of the inner space in the cylinder 641, respectively.

A rotary shaft 643 passes through one side of the cylinder 641 and is rotatably connected to the cylinder 641 , one end of the rotary shaft being connected to a connecting ring 644 and the other end to a bearing 642 .

The other rotary shaft 643 passes through the other side of the cylinder 641 and is rotatably connected to the cylinder 641, with one end of the rotary shaft being connected to the other connecting ring 644 and the other end being connected to the other bearing 642, and a connecting ring 644 having the traction cable 61 and the other connecting ring 644 is connected to the triangular plate 62.

With the arrangement, the traction rope 61 and the triangular plate 62 do not interfere with each other to avoid the triangular plate 62 from rotating and thus plural wires 2 being wound together.

As shown in Figure 5, the traction rope 61 is connected to the UAV 7 through an auxiliary rope, one end of the auxiliary rope is connected to the traction rope 61, and the other end of the auxiliary rope is connected to the UAV 7 through a climbing buckle. to facilitate assembly and disassembly, and the auxiliary rope is a nylon rope.

In an optional embodiment, in a specific embodiment, the device further includes a lead wire protection net 8, as shown in Figure 3, after several wires 2 passed between the two side plates 52 and attached to the roller shaft 53, the lead wire protection net 8 is applied first strapped to the periphery of the roll bar device 5, then the wires 2 are pulled to effectively protect the wires 2.

In an optional embodiment, the device further comprises, in a specific embodiment, an isolated work bar 9 on which the operator can stand, as shown in Figure 7, the isolated work bar being fixed to the mast 1, the operator standing in the isolated work bar, so that it can work at high altitude, and the operation is smoother and safer.

The isolated work bar is isolated from the mast 1 to prevent electrocution of the operator located in the isolated work bar.

In an optional embodiment, in a specific embodiment, the device further comprises a protective panel 14 to prevent an electric shock to the operator, as shown in Figures 3 and 9, the protective panel 14 comprising two panel bodies 141 and a support frame 142, and the two panel bodies 141 connected to both sides of the support frame 142, respectively.

When the operator works at a high altitude, the support frame 142 is erected on the transom 12 so that the two plate bodies 141 are respectively on the two sides of the transom 12 to separate the main line wire 21 and the sub line wire 22 from each other, in the way prevents the operator from being electrocuted at work.

In an optional embodiment, in a specific embodiment, the device further comprises an isolated support frame 10, as shown in Figure 8, wherein the isolated support frame 10 comprises a sleeve cap 101 and a bracket 102, and wherein the bracket 102 is fixed to the sleeve cap 101.

When the transom 12 or the column insulator 13 needs to be replaced, the sleeve cap 101 is first put on the top of the mast 1, the wire 2 is attached to the bracket 102 so that a certain safety distance is kept between the wire 2 and the operator, after the operator replaces the transom 12 or the pillar insulator 13, he takes off the insulated support frame 10 to realize the replacement of the transom 12 or the pillar insulator 13 without interrupting the power supply.

It is worth noting that it further includes an insulating cap, when the upright bar 11 is broken and needs to be replaced, the insulating cap is put on the new upright bar 11, then the new upright bar 11 is erected to prevent the new one upright pole 11 when erected comes into contact with the live wire 2, thereby causing electric shocks and injury to construction workers.

The above content is only the detailed embodiment of the present invention, but the scope of the present invention is not limited thereto. The changes or replacements that can be easily performed by a person skilled in the art who is familiar with the present technical field within the disclosed technical scope of the present invention should be regarded as being within the scope of the present invention. Therefore, the scope of the present invention should be defined by the claims.

It should be noted that "plural" in the explanation of the present invention means 2 or more than 2 unless otherwise defined; the directional or positional relationships with the terms such as "above", "below", "left", "right", "inside", "outside", "front end", "rear end", "head", "tail" etc. are based on the directional or positional relationships shown in figures. They serve only to explain the present invention and to facilitate the explanation. They do not indicate or imply that the devices or elements depicted have any particular orientation or should be constructed and operated in any particular direction.

Because of this, they cannot be construed as limiting the present invention. Furthermore, the terms "the first", "the second", "the third" are used only to explain the aim and cannot be taken to indicate or imply the relative meaning.

It should be noted that the terms "installed", "coupled" and "connected" in explaining the present invention should be understood in a broad sense in the absence of clear rules and regulations. For example, it can be both fixed connection and demountable connection, or integrated connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through a medium.

Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention based on the specific situations.

Claims (10)

EXPECTATIONS A power supply line, characterized in that it comprises several poles (1) arranged one after the other and a wire (2) connected between two adjacent poles (1); wherein the mast (1) comprises an upright pole (11), a transom (12) arranged at the top of the upright pole (11) and a column insulator (13) arranged on the transom (12), and wherein the wire (2) fixed to the pillar insulator (13); and wherein the wire (2) comprises a main line wire (21) and a sub line wire (22) respectively arranged on both sides of the transom (12), and wherein the main line wire (21) and the sub line wire (22) are connected to a transformer are electrically connected, and wherein a main line switch (3) is arranged on the main line wire (21) and a sub line switch (4) is arranged on the sub line wire (22). 2. Power supply line according to claim 1, characterized in that the main line switch (3) and the secondary line switch (4) are each provided with short-circuit protection and an obvious separation point. 3. Device for replacing the power supply line, wherein the power supply line is a power supply line according to any one of claims 1 to 2, characterized in that the device comprises: a roll bar device (5) having a bottom plate (51), two vertically on the two sides of the bottom plate (51), side plates (52) and a roller shaft (53), one end of the roller shaft (53) being rotatably connected to one side plate (52) and the other end of the roller shaft (53) being rotatably connected to the other side plate (52). , and wherein the bottom plate (51) is arranged on the transom (12); a traction device (6) comprising a traction cable (61), a triangular plate (62) and a plurality of locking devices (63); wherein the traction cable (61) is connected to a corner of the triangular plate (62), and wherein the plurality of locking devices (63) are sequentially connected to a side edge of the triangular plate (62) remote from the traction cable (61), and wherein the wire ( 2) with the locking devices (63), and wherein the locking device (63) comprises a drum (631), a spring (632), at least three pressure blocks (633) and a limiting ring (634) fixed to the inner wall of the drum (631), and a first sloping surface being arranged on the inside of the restriction ring (634) and a second sloping surface being arranged on the outside of the pressure block (633), and wherein the first sloping surface and the second sloping surface abut one another, and wherein a passage is formed between the pressure blocks (633). and wherein an end of the pressure block (633) opposite to the restriction ring (634) is connected to the drum (631) by the spring (632); an unmanned aerial vehicle (7), the towing cable (61) being connected to the unmanned aerial vehicle (7). 4. Device for replacing the power supply line according to claim 3, characterized in that the roll bar device (5) further comprises a plurality of partition plates (54) arranged vertically on the bottom plate (51), wherein a space is formed between two adjacent partition plates (54) by which the wire (2) can pass through. The power supply line replacing device according to claim 3, characterized in that the pulling device (6) further comprises a movable rotating ring (64) having a cylinder (641), two bearings (642), two rotating shafts (643) and two connecting rings (644) with the both sides of the cylinder (641) being closed, and the two bearings (642) being arranged respectively at the both ends inside the cylinder (641), and each connecting ring (644) connected by a rotating shaft (643) is connected to a bearing (642), and wherein the two rotary shafts (643) pass through the both sides of the cylinder (641) respectively, and one connecting ring (644) is connected to the traction cable (61) and the other connecting ring ( 644) is connected to the triangular plate (62). 6. Device for replacing the power supply line according to claim 3, characterized in that the traction cable (61) by an auxiliary cable with the unmanned aircraft (7), wherein the lanyard is connected to the UAV (7) by a climbing buckle, and wherein the lanyard is a nylon rope. The power supply line replacing device according to claim 3, characterized by further comprising a wire protection net (8) strapped to the periphery of said roll bar device (5). 8. A power line replacement device according to claim 3, characterized in that it further comprises an insulated work bar (9) on which the operator can stand. 9. The power supply line replacing device according to claim 8, characterized by further comprising a protective plate (14) for preventing electric shock to the operator, said protective plate (14) comprising two plate bodies (141) and a support frame (142). and wherein the two plate bodies (141) are connected by the support frame (142), and wherein the support frame (142) is erected on the transom (12). The power line replacement device of claim 3, characterized in that it further comprises an insulated support frame (10), said insulated support frame (10) having a sleeve cap (101) and a bracket (102) fixed to said sleeve cap (101). ) and wherein the sleeve cap (101) is fitted at the top of the mast (1) and the wire (2) is attached to the bracket (102).