CN210577398U - Insulated wire interval supporting device - Google Patents
Insulated wire interval supporting device Download PDFInfo
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- CN210577398U CN210577398U CN201921876948.8U CN201921876948U CN210577398U CN 210577398 U CN210577398 U CN 210577398U CN 201921876948 U CN201921876948 U CN 201921876948U CN 210577398 U CN210577398 U CN 210577398U
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- olecranon
- rod
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Abstract
The utility model discloses an insulated wire interval supporting device, which comprises a telescopic insulated long stay bar and a telescopic insulated short stay bar, wherein two ends of the telescopic insulated long stay bar are respectively provided with a first olecranon clamp, and two ends of the telescopic insulated short stay bar are respectively provided with a second olecranon clamp; when the telescopic insulating long stay bar is used, the telescopic insulating long stay bar is arranged between two side phase wires in a three-phase power transmission line and is in clamping connection with the two side phase wires correspondingly through first olecranon clamps arranged at two ends of the telescopic insulating long stay bar so as to meet the requirement of the interphase safety distance of the two side phase wires; the telescopic insulating short stay bar is arranged between the middle phase conductor and one of the side phase conductors in the three-phase power transmission line, and is in clamping connection with the middle phase conductor and one of the side phase conductors corresponding to the middle phase conductor through second olecranon clamps arranged at two ends of the telescopic insulating short stay bar so as to meet the requirement of the inter-phase safety distance between the middle phase conductor and the side phase conductor. The utility model has the advantages of simple structure, convenient operation, swift, the operating efficiency is high.
Description
Technical Field
The utility model relates to an live working technical field, specific saying so relates to an insulated wire interval strutting arrangement.
Background
The wind power, the thermal stress, the manual pulling and other factors are frequently encountered in a long-distance power transmission line, so that the inter-phase distance is changed, particularly, in the hot-line work process, the cross arm and the telegraph pole are touched even in the process of implementing related work, great inconvenience is caused to the related hot-line work, the difficulty of single work is increased, and the personal safety of constructors is threatened. In the live working in-process in the past, generally hold the wire with the rope by the operation personnel and fix, prevent that the wire from rocking on a large scale, but the operation is difficult, and has great risk to the operation personnel, based on the consideration of this problem, need design an insulated wire interval strutting arrangement, can fix the three-phase wire simultaneously, guarantee that the interphase distance is fixed unchangeable, but also can adapt to different interphase distances in the different shaft tower shape.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an insulated wire interval strutting arrangement for solve the problem among the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an insulated wire interval supporting device comprises a telescopic insulated long supporting rod and a telescopic insulated short supporting rod, wherein two ends of the telescopic insulated long supporting rod are respectively provided with a first olecranon clamp, and two ends of the telescopic insulated short supporting rod are respectively provided with a second olecranon clamp;
when the telescopic insulating long stay bar is used, the telescopic insulating long stay bar is arranged between two side phase wires in a three-phase power transmission line and is correspondingly and tightly connected with the two side phase wires through first olecranon clamps arranged at two ends of the telescopic insulating long stay bar so as to meet the requirement of the interphase safety distance of the two side phase wires; the telescopic insulating short support rod is arranged between the middle phase lead and one of the side phase leads in the three-phase power transmission line and is in clamping connection with the middle phase lead and one of the side phase leads corresponding to the middle phase lead through second olecranon clamps arranged at two ends of the telescopic insulating short support rod so as to meet the requirement of the inter-phase safety distance between the middle phase lead and the side phase lead.
In the above technical solution, the first olecranon clamp and the second olecranon clamp each comprise a left olecranon claw, a right olecranon claw, a spring, an isosceles triangle block, a U-shaped connecting block and a rotating screw, the bottoms of the left olecranon claw and the right olecranon claw are inserted in the groove of the U-shaped connecting block and are hinged to the notch of the U-shaped connecting block through pins, the tops of the left olecranon claw and the right olecranon claw are exposed above the U-shaped connecting block for clamping an edge phase wire or a middle phase wire, the spring is arranged between the left olecranon claw and the right olecranon claw and is close to the notch of the U-shaped connecting block, one end of the spring is fixedly connected to the left olecranon claw, the other end is fixedly connected to the right olecranon claw, the isosceles triangle block is arranged in the groove of the U-shaped connecting block, and two isosceles surfaces of the isosceles triangle block are in wedge-shaped sliding contact with the bottom surfaces of the left olecranon claw and the right olecranon claw, the top of the rotating screw rod sequentially penetrates through the bottom of the U-shaped connecting block and the bottom of the isosceles triangular block and is fixed in the isosceles triangular block, and the bottom of the rotating screw rod is exposed below the U-shaped connecting block and is correspondingly and fixedly connected with one end of the telescopic insulating long stay bar or the telescopic insulating short stay bar.
In the technical scheme, the telescopic insulating long stay bar comprises an insulating long stay bar outer bar, an insulating long stay bar inner bar, a first olecranon clip fixing seat A, a first olecranon clip fixing seat B and a first spring base, one end of the insulating long stay bar inner bar is arranged in the insulating long stay bar outer bar in a penetrating way, and is connected with the first spring base arranged in the insulating long stay bar outer bar, the other end of the insulating long stay bar inner bar is exposed outside the insulating long stay bar outer bar, and is connected with the first olecranon clamp fixing seat B, the first olecranon clamp fixing seat A is connected with one end of the insulating long stay outer rod, which is far away from the insulating long stay inner rod and is connected with the first olecranon clamp fixing seat B, the first olecranon clip fixing seat A and the first olecranon clip fixing seat B are respectively and correspondingly fixedly connected with the rotating screws of the two first olecranon clips arranged at the two ends of the telescopic insulating long stay bar.
In the technical scheme, a first spring hole is formed in the first spring base, a first marble spring is installed in the first spring hole, one end of the first marble spring is fixed in the first spring hole, the other end of the first marble spring is connected with a first marble, a first marble cover plate is further sleeved on the first marble, and the first marble cover plate is fastened on the first spring base through screws.
In the technical scheme, a plurality of first marble holes clamped with the first marbles are formed in the outer insulating long stay bar.
In the technical scheme, the telescopic insulating short stay bar comprises an insulating short stay bar outer bar, an insulating short stay bar inner bar, a second olecranon clip fixing seat A, a second olecranon clip fixing seat B and a second spring base, one end of the insulating short stay bar inner bar is arranged in the insulating short stay bar outer bar in a penetrating way, and is connected with the second spring base arranged in the outer rod of the short insulating stay bar, the other end of the inner rod of the short insulating stay bar is exposed outside the outer rod of the short insulating stay bar, and is connected with the second olecranon clamp fixing seat B, the second olecranon clamp fixing seat A is connected with one end of the insulating short stay outer rod, which is far away from the insulating short stay inner rod and is connected with the second olecranon clamp fixing seat B, the second olecranon clip fixing seat A and the second olecranon clip fixing seat B are respectively and correspondingly fixedly connected with the rotating screws of the two second olecranon clips arranged at two ends of the telescopic insulating short stay bar.
In the technical scheme, a second spring hole is formed in the second spring base, a second marble spring is installed in the second spring hole, one end of the second marble spring is fixed in the second spring hole, the other end of the second marble spring is connected with a second marble, a second marble cover plate is further sleeved on the second marble, and the second marble cover plate is fastened on the second spring base through screws.
In the technical scheme, a plurality of second marble holes matched with the second marbles in a clamping manner are formed in the outer insulating short stay bar rod.
The utility model provides a pair of insulated wire interval strutting arrangement's theory of operation does:
(1) firstly comparing the safety distance between two side phase wires to be installed, then pressing the marble on the telescopic insulating long stay bar to compress the marble spring, at the moment, the marble can be lowered to the position below the marble hole on the surface of the insulating long stay bar outer bar of the telescopic insulating long stay bar, then pulling the olecranon clamping and fixing seat B on the marble spring to enable the insulating long stay bar inner bar of the telescopic insulating long stay bar to move outwards, so that the using distance of the telescopic insulating long stay bar is prolonged to adapt to the using requirement of the safety distance between the two side phase wires, after the insulating long stay bar inner bar of the telescopic insulating long stay bar is pulled to a proper length, releasing the marble on the insulating long stay bar inner bar to enable the marble to rise under the elasticity of the marble spring and be clamped in the marble hole on the surface of the insulating long stay bar outer bar of the telescopic insulating long stay bar, and then clamping the mouths at two ends of the telescopic insulating long stay bar on the two side phase wires, the telescopic insulating long support rod is rotated, and meanwhile, the olecranon clamps positioned at two ends of the telescopic insulating long support rod can slowly clamp two side phase wires along with the rotation of the telescopic insulating long support rod until the two side phase wires are completely clamped;
(2) according to the operation mode of (1), firstly comparing the inter-phase safe distance between the middle phase lead and the side phase lead which need to be installed, then pressing the marble on the telescopic insulating short support rod to compress the marble spring, at the moment, the marble can be lowered to the position below the marble hole on the surface of the insulating short support rod outer rod of the telescopic insulating short support rod, then pulling the olecranon clamping and fixing seat B on the marble clamping and fixing seat to enable the insulating short support rod inner rod of the telescopic insulating short support rod to move outwards, so that the using distance of the telescopic insulating short support rod is prolonged to meet the using requirement of the inter-phase safe distance between the middle phase lead and the side phase lead, releasing the marble on the insulating short support rod inner rod of the telescopic insulating short support rod after the insulating short support rod inner rod is pulled to the proper length, enabling the marble to be clamped in the marble hole on the surface of the insulating short support rod outer rod of the telescopic insulating short support rod under the elasticity of the marble spring, and then clamping the mouths of two ends of the telescopic insulating short support rod on the middle phase lead and the side phase lead The telescopic insulating short support rods are rotated, and meanwhile, the olecranon clamps positioned at two ends of each telescopic insulating short support rod can slowly clamp the middle-phase lead and the side-phase lead along with the rotation of the telescopic insulating short support rods until the middle-phase lead and the side-phase lead are completely clamped;
(3) after the telescopic insulating long support rod and the telescopic insulating short support rod are used, the telescopic insulating long support rod and the telescopic insulating short support rod are respectively rotated to enable the olecranon clamps corresponding to the olecranon clamps to release the side phase lead or the middle phase lead correspondingly clamped by the olecranon clamps, and finally the telescopic insulating long support rod and the telescopic insulating short support rod are taken down.
Compared with the prior art, the utility model discloses an advantage and beneficial effect have:
(1) the olecranon clamp is adopted to clamp the lead, so that the olecranon clamp can be firmly arranged on the lead when in use, and can be suitable for cables with different wire diameters, and the application range is wide;
(2) the length change of the stay bar is controlled by adopting a marble structure to adapt to the use requirements of different interphase distances, and the marble structure has the advantages of simple structure, convenience and quickness in operation and the like;
(3) the operation personnel are not needed to operate in a short distance for a long time, the use and installation efficiency is faster and safer, and the personal safety of the operation personnel can be ensured to the maximum extent in the use process.
(4) The product can be used for line maintenance and safety maintenance by operating personnel under the condition that the high-voltage overhead line is not powered off.
Drawings
FIG. 1 is a diagram illustrating an operating state of the insulated conductor spacing support device of the present invention;
fig. 2 is a schematic view of an embodiment of the retractable insulating long stay bar in the insulating wire spacing support device of the present invention;
FIG. 3 is an exploded view of FIG. 2;
FIG. 4 is a top view of FIG. 2;
3 FIG. 3 5 3 is 3 a 3 cross 3- 3 sectional 3 view 3 A 3- 3 A 3 of 3 FIG. 3 4 3; 3
FIG. 6 is an enlarged view of node M of FIG. 5;
fig. 7 is a schematic view of an embodiment of the retractable insulating short brace rod in the insulated conductor spacing and supporting device of the present invention;
FIG. 8 is an exploded view of FIG. 7;
FIG. 9 is a top view of FIG. 7;
FIG. 10 is a cross-sectional view B-B of FIG. 9;
FIG. 11 is an enlarged view of the node N of FIG. 10;
FIG. 12 is a schematic view of an embodiment of a first or second olecranon clip;
FIG. 13 is an exploded view of FIG. 12;
description of reference numerals: 1. a telescopic insulating long stay bar; 1.1, insulating the outer rod of the long stay bar; 1.1a, a first ball ejecting hole; 1.2, insulating an inner rod of the long stay bar; 1.3, a first olecranon clamp fixing seat A; 1.4, a first olecranon clamp fixing seat B; 1.5, a first spring base; 1.5a, a first spring hole; 1.6, a first marble spring; 1.7, a first marble; 1.8, a first marble cover plate; 2. a telescopic insulating short support rod; 2.1, insulating short stay bar outer rods; 2.1a, a second ball ejecting hole; 2.2, insulating an inner rod of the short stay bar; 2.3, a second olecranon clamp fixing seat A; 2.4, a second olecranon clamp fixing seat B; 2.5, a second spring base; 2.5a, a second spring hole; 2.6, a second marble spring; 2.7, a second marble; 2.8, a second marble cover plate; 3. a first olecranon clip; 4. a second olecranon clip; 3.1, left olecranon claw; 3.2, the olecranon claw; 3.3, a spring; 3.4, isosceles triangular blocks; 3.5, U-shaped connecting blocks; 3.6, rotating the screw 100 and leading wires of the side phases; 200. and a middle phase conductor.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, how to implement the present invention is further explained below with reference to the accompanying drawings and the detailed description.
The utility model provides an insulated conductor interval supporting device, which is mainly used for fixing three-phase electric wires in a power transmission line at intervals so as to meet the requirements of implementing related circuit maintenance operation; referring to fig. 1, it includes a telescopic insulating long stay bar 1 and a telescopic insulating short stay bar 2, a first olecranon clip 3 is respectively disposed at two ends of the telescopic insulating long stay bar 1, and a second olecranon clip 4 is respectively disposed at two ends of the telescopic insulating short stay bar 2; when the telescopic insulating long stay bar is used, the telescopic insulating long stay bar 1 is arranged between two side phase conductors 100 in a three-phase power transmission line and is correspondingly and tightly connected with the two side phase conductors 100 through first olecranon clamps 3 arranged at two ends of the telescopic insulating long stay bar so as to meet the requirement of the interphase safety distance of the two side phase conductors 100; the telescopic insulating short stay bar 2 is arranged between the middle phase conductor 200 and one of the side phase conductors 100 in the three-phase power transmission line, and is in clamping connection with the corresponding middle phase conductor 200 and one side phase conductor 100 through the second olecranon clamps 4 arranged at two ends of the telescopic insulating short stay bar so as to meet the requirement of the interphase safe distance between the middle phase conductor 200 and the side phase conductor 100.
As a preferred embodiment of the present invention:
as shown in fig. 12 and 13, the first olecranon clamp 3 and the second olecranon clamp 4 each comprise a left olecranon claw 3.1, a right olecranon claw 3.2, a spring 3.3, an isosceles triangle block 3.4, a U-shaped connecting block 3.5 and a rotating screw 3.6, the bottoms of the left olecranon claw 3.1 and the right olecranon claw 3.2 are inserted into the groove of the U-shaped connecting block 3.5 and are hinged to the notch of the U-shaped connecting block 3.5 through pins, the tops of the left olecranon claw 3.1 and the right olecranon claw 3.2 are exposed above the U-shaped connecting block 3.5 for clamping the edge phase wire 100 or the middle phase wire 200, the spring 3.3 is disposed between the left olecranon claw 3.1 and the right olecranon claw 3.2 and close to the notch of the U-shaped connecting block 3.5, one end of the spring 3.3 is fixedly connected to the left olecranon claw 3.1, the other end is fixedly connected to the right olecranon claw 3.2, the left olecranon the claw 3.2, the base of the left olecranon the claw 3.5, the triangle block is in the groove, the groove of the left olecranon the triangle block 3.5, and the left olecranon the, the top of the rotary screw rod 3.6 sequentially penetrates through the bottom of the U-shaped connecting block 3.5 and the bottom of the isosceles triangle block 3.4 and is fixed in the isosceles triangle block 3.4, and the bottom of the rotary screw rod 3.6 is exposed below the U-shaped connecting block 3.5 and is correspondingly and fixedly connected with one end of the telescopic insulating long stay bar 1 or one end of the telescopic insulating short stay bar 2.
As shown in fig. 2 to fig. 6, the telescopic insulating long stay 1 includes an insulating long stay outer rod 1.1, an insulating long stay inner rod 1.2, a first olecranon clip fixing seat a1.3, a first olecranon clip fixing seat B1.4 and a first spring seat 1.5, one end of the insulating long stay inner rod 1.2 is inserted into the insulating long stay outer rod 1.1, and is connected with a first spring base 1.5 arranged in an outer rod 1.1 of the insulating long stay bar, the other end of an inner rod 1.2 of the insulating long stay bar is exposed out of the outer rod 1.1 of the insulating long stay bar, and is connected with a first olecranon clamp fixing seat B1.4, the first olecranon clamp fixing seat A1.3 and the insulating long stay outer rod 1.1 are far away from the insulating long stay inner rod 1.2 and are connected with one end of the first olecranon clamp fixing seat B1.4, and the first olecranon clamp fixing seat A1.3 and the first olecranon clamp fixing seat B1.4 are respectively and correspondingly fixedly connected with rotating screw rods 3.6 of two first olecranon clamps 3 arranged at two ends of the telescopic insulating long stay 1.
As shown in fig. 7 to 11, the telescopic insulating short brace rod 2 comprises an insulating short brace rod outer rod 2.1, an insulating short brace rod inner rod 2.2, a second olecranon clip fixing seat a2.3, a second olecranon clip fixing seat B2.4 and a second spring base 2.5, one end of the insulating short brace rod inner rod 2.2 is inserted into the insulating short brace rod outer rod 2.1, and is connected with a second spring base 2.5 arranged in the outer rod 2.1 of the insulating short stay bar, the other end of the inner rod 2.2 of the insulating short stay bar is exposed out of the outer rod 2.1 of the insulating short stay bar, the second olecranon clamp fixing seat A2.3 is connected with one end of the insulating short stay outer rod 2.1, which is far away from the insulating short stay inner rod 2.2, of the insulating short stay outer rod 2.4, which is connected with the second olecranon clamp fixing seat B2.4, and the second olecranon clamp fixing seat A2.3 and the second olecranon clamp fixing seat B2.4 are respectively and correspondingly fixedly connected with rotating screw rods 3.6 of two second olecranon clamps 4 arranged at two ends of the telescopic insulating short stay 2;
in the preferred embodiment, as shown in fig. 6, a first spring hole 1.5a is formed in the first spring base 1.5, a first marble spring 1.6 is installed in the first spring hole 1.5a, one end of the first marble spring 1.6 is fixed in the first spring hole 1.5a, the other end is connected with a first marble 1.7, a first marble cover plate 1.8 is further sleeved on the first marble 1.7, and the first marble cover plate 1.8 is fastened on the first spring base 1.5 through screws.
In the preferred embodiment, as shown in fig. 2 to 6, a plurality of first marble holes 1.1a which are engaged with the first marbles 1.7 are formed on the outer rod 1.1 of the insulating long stay bar.
In the preferred embodiment, as shown in fig. 11, a second spring hole 2.5a is formed in the second spring base 2.5, a second marble spring 2.6 is installed in the second spring hole 2.5a, one end of the second marble spring 2.6 is fixed in the second spring hole 2.5a, the other end is connected with a second marble 2.7, a second marble cover plate 2.8 is further sleeved on the second marble 2.7, and the second marble cover plate 2.8 is fastened on the second spring base 2.5 through screws.
In the preferred embodiment, as shown in fig. 7 to 11, a plurality of second ball holes 2.1a which are engaged with the second balls 2.7 are formed on the outer rod 2.1 of the short insulating support rod.
The utility model provides a pair of insulated wire interval strutting arrangement, its specific use is as follows:
(1) firstly comparing the safety distance between two side phase wires 100 to be installed, then pressing down the first marble 1.7 on the telescopic insulating long stay bar 1 to compress the first marble spring 1.6, at the moment, the first marble 1.7 can be lowered to a position below the first marble hole 1.1a on the surface of the insulating long stay bar outer bar 1.1 of the telescopic insulating long stay bar 1, then pulling the first olecranon clamping and fixing seat B1.4 on the telescopic insulating long stay bar 1 to move the insulating long stay bar inner bar 1.2 of the telescopic insulating long stay bar 1 outwards, so that the service distance of the telescopic insulating long stay bar 1 is lengthened to meet the use requirement of the safety distance between the two side phase wires 100, after the insulating long stay bar inner bar 1.2 of the telescopic insulating long stay bar 1 is pulled to a proper length, releasing the first marble 1.6 on the telescopic insulating long stay bar 1 to enable the first marble 1.6 to be lifted under the elasticity of the first marble spring 1.7 and clamped in the first marble hole 1.1a on the insulating long stay bar surface of the telescopic insulating long stay bar 1.1, then, the first olecranon clamps 3 at two ends of the telescopic insulating long support rod 1 are placed on the two side phase wires 100, the telescopic insulating long support rod 1 is rotated, and meanwhile, the first olecranon clamps 3 at two ends of the telescopic insulating long support rod 1 can slowly clamp the two side phase wires 100 along with the rotation of the telescopic insulating long support rod 1 until the two side phase wires 100 are completely clamped;
(2) according to the operation mode of (1), firstly comparing the safety distance between the middle phase lead 200 and the side phase lead 100 which need to be installed, then pressing the second marble 2.6 on the telescopic insulating short strut 2 to compress the second marble spring 2.7, at this time, the second marble 2.6 can be lowered to the position below the second marble hole 2.1a on the surface of the insulating short strut outer rod 2.1 of the telescopic insulating short strut 2, then pulling the second olecranon clamping fixing seat B2.4 on the telescopic insulating short strut to make the insulating short strut inner rod 2.2 of the telescopic insulating short strut 2 move outwards, so that the using distance of the telescopic insulating short strut 2 is lengthened to adapt to the using requirement of the safety distance between the middle phase lead 200 and the side phase lead 100, after the insulating short strut inner rod 2.1 of the telescopic insulating short strut 2 is pulled to a proper length, the second marble 2.6 on the telescopic insulating short strut outer rod 2.7 is released, and the second marble 2.6 is clamped on the elastic short strut outer rod of the elastic short strut 2.7 and the elastic short strut outer rod 2.1 of the telescopic insulating short strut 2.1 of the surface of the telescopic insulating short strut 2.1 of the telescopic insulating short strut 2 In the second ball ejecting hole 2.1a, then the second olecranon clamps 4 at two ends of the telescopic insulating short support rod 2 are placed on the middle phase lead 200 and one side phase lead 100, and the telescopic insulating short support rod 2 is rotated, meanwhile, the second olecranon clamps 4 at two ends of the telescopic insulating short support rod 2 slowly clamp the middle phase lead 200 and the side phase lead 100 along with the rotation of the telescopic insulating short support rod 2 until the middle phase lead 200 and the side phase lead 100 are completely clamped;
(3) after the use, the telescopic insulating long stay bar 1 and the telescopic insulating short stay bar 2 are respectively rotated to enable the corresponding first olecranon clamp 3 and the corresponding second olecranon clamp 4 to release the corresponding clamped side phase lead 100 or middle phase lead 200, and finally the telescopic insulating long stay bar 1 and the telescopic insulating short stay bar 2 are taken down.
The specific operation of slowly clamping or loosening the two side phase conductors 100 by the two first olecranon clamps 3 along with the rotation of the telescopic insulating long stay bar 1 is as follows:
when the side phase conductor 100 needs to be clamped, the telescopic insulating long support rod 1 can drive the rotating screw rods 3.6 of the two first olecranon clamps 3 positioned at the two ends of the telescopic insulating long support rod 1 to rotate in the forward direction (for example, clockwise), so as to drive the isosceles triangle blocks 3.4 connected with the rotating screw rods 3.6 to ascend, and at the moment, the isosceles triangle blocks 3.4 can extrude the left olecranon claws 3.1 and the right olecranon claws 3.2 of the first olecranon clamps 3 to mutually approach towards the middle, so that the clamping operation of the side phase conductor 100 is realized;
when the side phase conductor 100 needs to be loosened, the telescopic insulating long support rod 1 can drive the rotating screw rods 3.6 of the two first olecranon clamps 3 positioned at the two ends of the telescopic insulating long support rod 1 to rotate reversely (for example, anticlockwise) so as to drive the isosceles triangle blocks 3.4 connected with the rotating screw rods 3.6 to descend, at the moment, the isosceles triangle blocks 3.4 lose the extrusion effect on the left olecranon claws 3.1 and the right olecranon claws 3.2 of the first olecranon clamps 3, and meanwhile, the left olecranon claws 3.1 and the right olecranon claws 3.2 of the first olecranon clamps 3 are separated outwards under the elastic action of the middle springs 3.3, so that the loosening operation of the side phase conductor 100 is realized;
the specific operation of the two second olecranon clamps 4 to slowly clamp or unclamp the middle phase conductor 200 and the side phase conductor 100 along with the rotation of the telescopic insulating short stay bar 2 is as follows:
when the side phase lead 100 or the middle phase lead 200 needs to be clamped, the telescopic insulating short stay bar 2 can be rotated forward (for example, clockwise) to drive the rotating screw rods 3.6 of the two second olecranon clamps 4 positioned at the two ends of the telescopic insulating short stay bar 2 to rotate forward, so as to drive the isosceles triangle blocks 3.4 connected with the rotating screw rods 3.6 to ascend, and at the moment, the isosceles triangle blocks 3.4 can extrude the left olecranon claws 3.1 and the right olecranon claws 3.2 of the second olecranon clamps 4 to mutually approach towards the middle, so that the clamping operation of the side phase lead 100 or the middle phase lead 200 is realized;
when the side phase lead 100 or the middle phase lead 200 needs to be loosened, the telescopic insulating short stay bar 2 can drive the rotating screws 3.6 of the two second olecranon clamps 4 positioned at the two ends of the telescopic insulating short stay bar 2 to rotate reversely (for example, anticlockwise) so as to drive the isosceles triangle blocks 3.4 connected with the rotating screws 3.6 to descend, at the moment, the isosceles triangle blocks 3.4 lose the extrusion effect on the left olecranon claws 3.1 and the right olecranon claws 3.2 of the second olecranon clamps 4, and meanwhile, the left olecranon claws 3.1 and the right olecranon claws 3.2 of the second olecranon clamps 4 are separated outwards under the elastic force of the middle springs 3.3, so that the loosening operation on the side phase lead 100 or the middle phase lead 200 is realized.
Finally, the above description is only the embodiments of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (8)
1. An insulated wire spacing support device, characterized in that: the olecranon clamp comprises a telescopic insulating long support rod (1) and a telescopic insulating short support rod (2), wherein a first olecranon clamp (3) is arranged at each of two ends of the telescopic insulating long support rod (1), and a second olecranon clamp (4) is arranged at each of two ends of the telescopic insulating short support rod (2);
when the telescopic insulating long stay bar is used, the telescopic insulating long stay bar (1) is arranged between two side phase conductors (100) in a three-phase power transmission line and is correspondingly and tightly connected with the two side phase conductors (100) through first olecranon clamps (3) arranged at two ends of the telescopic insulating long stay bar so as to meet the requirement of the interphase safe distance of the two side phase conductors (100); the telescopic insulating short support rod (2) is arranged between a middle phase lead (200) and one side phase lead (100) in the three-phase power transmission line and is tightly connected with the middle phase lead (200) and the side phase lead (100) corresponding to the middle phase lead and the side phase lead through second olecranon clamps (4) arranged at two ends of the telescopic insulating short support rod so as to meet the requirement of the interphase safe distance between the middle phase lead (200) and the side phase lead (100).
2. The insulated wire spacing support apparatus of claim 1, wherein: the first olecranon clamp (3) and the second olecranon clamp (4) respectively comprise a left olecranon claw (3.1), a right olecranon claw (3.2), a spring (3.3), an isosceles triangle block (3.4), a U-shaped connecting block (3.5) and a rotating screw (3.6), the bottoms of the left olecranon claw (3.1) and the right olecranon claw (3.2) are inserted into a groove of the U-shaped connecting block (3.5) and are respectively hinged with a notch of the U-shaped connecting block (3.5) through pins, the tops of the left olecranon claw (3.1) and the right olecranon claw (3.2) are respectively exposed above the U-shaped connecting block (3.5) and used for clamping a side phase lead (100) or a middle phase lead (200), the spring (3.3) is arranged between the left olecranon claw (3.1) and the right olecranon claw (3.2) and is close to one end of the U-shaped connecting block (3.5) and one end of the spring (3.3.3) is fixedly connected with the left olecranon the jaw (3.1), the other end and right olecranon claw (3.2) rigid coupling, isosceles triangle piece (3.4) set up in the recess of U type connecting block (3.5), and two isocontrass faces of isosceles triangle piece (3.4) respectively with the bottom surface of left olecranon claw (3.1) and right olecranon claw (3.2) is wedge sliding contact, the top of rotating screw rod (3.6) passes the bottom of U type connecting block (3.5) and the bottom of isosceles triangle piece (3.4) in proper order to fix in isosceles triangle piece (3.4), the bottom of rotating screw rod (3.6) is exposed and is established in U type connecting block (3.5) below, and correspond with the one end looks rigid coupling of retractable insulating long vaulting pole (1) or retractable insulating short vaulting pole (2).
3. The insulated wire spacing support apparatus of claim 2, wherein: the telescopic insulating long stay bar (1) comprises an insulating long stay bar outer bar (1.1), an insulating long stay bar inner bar (1.2), a first olecranon clip fixing seat A (1.3), a first olecranon clip fixing seat B (1.4) and a first spring base (1.5),
one end of the insulating long stay rod inner rod (1.2) penetrates through the insulating long stay rod outer rod (1.1) and is connected with the first spring base (1.5) arranged in the insulating long stay rod outer rod (1.1), the other end of the insulating long stay rod inner rod (1.2) is exposed out of the insulating long stay rod outer rod (1.1) and is connected with the first olecranon clamping and fixing seat B (1.4), the first olecranon clamping and fixing seat A (1.3) and one end, far away from the insulating long stay rod outer rod (1.1), of the insulating long stay rod inner rod (1.2) and connected with the first olecranon clamping and fixing seat B (1.4) are connected, and the first olecranon clamping and fixing seat A (1.3) and the first olecranon clamping and fixing seat B (1.4) correspond to and are fixedly connected with two first screw rods (3.6) of the first olecranon two ends of the telescopic insulating long stay rod (1).
4. The insulated wire spacing support apparatus of claim 3, wherein: seted up a first spring hole (1.5a) on first spring base (1.5) install a first marble spring (1.6) in first spring hole (1.5a), first marble spring (1.6) one end is fixed in first spring hole (1.5a), the other end is connected with a first marble (1.7) still the cover is equipped with a first marble apron (1.8) on first marble (1.7), first marble apron (1.8) are in through the screw fastening on first spring base (1.5).
5. The insulated wire spacing support apparatus of claim 4, wherein: a plurality of first marble holes (1.1a) which are matched with the first marbles (1.7) in a clamping way are arranged on the outer rod (1.1) of the insulating long stay bar.
6. The insulated wire spacing support apparatus according to any one of claims 2 to 5, wherein: the telescopic insulation short support rod (2) comprises an insulation short support rod outer rod (2.1), an insulation short support rod inner rod (2.2), a second olecranon clamp fixing seat A (2.3), a second olecranon clamp fixing seat B (2.4) and a second spring base (2.5), one end of the insulation short support rod inner rod (2.2) is arranged in the insulation short support rod outer rod (2.1) in a penetrating mode and connected with the second spring base (2.5) arranged in the insulation short support rod outer rod (2.1), the other end of the insulation short support rod inner rod (2.2) is exposed out of the insulation short support rod outer rod (2.1) and connected with the second olecranon clamp fixing seat B (2.4), the second olecranon clamp fixing seat A (2.3) is connected with the insulation short support rod outer rod (2.1) far away from the insulation short support rod (2.2) and connected with the second olecranon clamp fixing seat B (2.4), and the second olecranon clamp fixing seat A (2.4) is respectively arranged at the end of the insulation short support rod outer rod (2.1), and the second olecranon the insulation short support rod fixing seat B (2.4), and the insulation short support rod outer rod (2.4) respectively (2) The two second olecranon clamps (4) at the two ends are fixedly connected with a rotating screw (3.6).
7. The insulated wire spacing support apparatus of claim 6, wherein: seted up a second spring hole (2.5a) on second spring base (2.5) install a second marble spring (2.6) in second spring hole (2.5a), second marble spring (2.6) one end is fixed in second spring hole (2.5a), the other end is connected with a second marble (2.7) still the cover is equipped with a second marble apron (2.8) on second marble (2.7), second marble apron (2.8) are in through the screw fastening on second spring base (2.5).
8. The insulated wire spacing support apparatus of claim 7, wherein: and a plurality of second marble holes (2.1a) which are matched with the second marbles (2.7) in a clamping way are formed in the outer rod (2.1) of the short insulating support rod.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921507018 | 2019-09-11 | ||
| CN2019215070185 | 2019-09-11 |
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| Publication Number | Publication Date |
|---|---|
| CN210577398U true CN210577398U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921876948.8U Expired - Fee Related CN210577398U (en) | 2019-09-11 | 2019-11-04 | Insulated wire interval supporting device |
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| Country | Link |
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| CN (1) | CN210577398U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112952708A (en) * | 2021-03-30 | 2021-06-11 | 国网安徽省电力有限公司亳州供电公司 | Triangular clamping plate type spacer for live working |
-
2019
- 2019-11-04 CN CN201921876948.8U patent/CN210577398U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112952708A (en) * | 2021-03-30 | 2021-06-11 | 国网安徽省电力有限公司亳州供电公司 | Triangular clamping plate type spacer for live working |
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Granted publication date: 20200519 Termination date: 20201104 |