CN215185509U - Insulating leading tool for electrification of low-voltage overhead line - Google Patents

Abstract

The utility model discloses an electrified insulating instrument of drawing that connects of low pressure overhead line, including the insulating flip box of suit on overhead conductor and T wiring, rotate in insulating flip box and install the wire winding stick that parallels to arrange with overhead conductor, the winding has the ligature on this wire winding stick, this ligature one end pastes and stretches out insulating flip box with overhead conductor and T wiring and arranges, overhead conductor outside insulating flip box, T wiring and ligature go up synchronous centre gripping have insulating slip joint pliers, insulating flip box twines the inseparable and parallel winding of overhead conductor rotary drive ligature outside overhead conductor and T wiring. The utility model discloses because flip box, slip-joint pliers are insulating material, and treat that the position of T connecing is wrapped up in insulating flip box, consequently it can realize live operation.

Description

Insulating leading tool for electrification of low-voltage overhead line

Technical Field

The utility model relates to a low pressure overhead conductor way connect and draw technical field, especially relate to a low pressure overhead conductor is electrified to connect with insulation and draw instrument.

Background

Along with the rapid development of national economy, the requirement on the reliability of power utilization is higher and higher, wherein the guarantee of continuous power supply is the basic requirement of the national economy in various industries and villages on electric power. Although the work of live line of 10kV and above has attracted much attention and is widely carried out in recent years, in the T-connection conductor work of low-voltage overhead line, the conventional method is to cut power first and then to make the overlap fire of overhead conductor and T-connection conductor by hand or pliers, and the power cut duration is completely determined by the connection speed of the operator.

Although low-voltage maintenance, rush-repair and industry expansion are only to the power failure of a single distribution station area or branch, but also can influence the production and the domestic power consumption of residents, especially along with the continuous deepening of socioeconomic development and countryside joy, the power consumption demand is continuously increased, the industry expansion business is greatly increased, 1 or several power consumption applications can be applied to the same distribution station area every week, if the power failure is carried out every time, the power consumption of residents is connected, a great deal of inconvenience is inevitably brought to the power consumption of residents, if some small and micro enterprises exist in the range of the distribution station area, the enterprise benefit and the production order can be greatly influenced.

Therefore, how to carry out low-voltage charged connection is a problem which needs to be solved urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a low pressure overhead line that can realize electrified T connecting wire is electrified with insulating leading instrument that connects.

The utility model provides an electrified insulating instrument of drawing that connects of this kind of low pressure overhead line for connect the T connecting wire and the overhead conductor who treats T and connect, including the insulating flip box of suit on overhead conductor and T connecting wire, rotate in insulating flip box and install the wire winding stick that parallels to arrange with overhead conductor, the winding has the binder on this wire winding stick, this binder one end pastes and stretches out insulating flip box with overhead conductor and T connecting wire and arranges, overhead conductor outside insulating flip box, the synchronous centre gripping has insulating carp pincers on T connecting wire and the binder, insulating flip box twines closely and parallel winding outside overhead conductor and T connecting wire around overhead conductor rotary drive binder.

In order to facilitate the observation of the wiring condition, the insulating flip box comprises an insulating box body and an insulating transparent box cover hinged on the insulating box body.

The insulation box body is provided with a groove which is convenient to hold and rotate.

In order to install the binding wires conveniently, the wire winding rod is detachably installed in the insulating box body.

In order to facilitate installation of the winding rod, two ends of the insulating box body are respectively provided with a positioning sleeve and a positioning pin which are coaxially arranged, a positioning spring is sleeved on the positioning pin, one end of the winding rod is sleeved outside the positioning pin, and the other end of the winding rod is pushed by the positioning spring to be inserted into the positioning sleeve.

The binding wire is a copper binding wire or an aluminum binding wire of the same type as the T-connection conducting wire.

The overhead conductor is an insulated conductor, a cutting blade with adjustable insertion depth and adjustable direction is rotatably installed on the insulated flip box, and the cutting blade is inserted into the insulated flip box and intersects with the overhead conductor to be arranged on an insulating layer for cutting the overhead conductor.

The utility model has simple structure and convenient operation, when T connection, only the T connection lead is inserted into the insulation flip box sleeved outside the overhead lead, the T connection lead and the binding wire are clamped together by using the insulation slip-joint pliers, and then the insulation flip box is manually rotated, because the flip box and the slip-joint pliers are made of insulation materials, and the part to be T connected is wrapped in the insulation flip box, the live operation can be realized, and the possibility of low-voltage live operation is further improved; meanwhile, electric auxiliary tools such as electric drills are not needed, so that the electric drill is not limited by external conditions when being used, and is high in practicability.

Drawings

Fig. 1 is a schematic structural view of the present invention (the insulating transparent box cover is in an open state).

Fig. 2 is a schematic structural view of the insulating transparent box cover in a closed state from a in fig. 1 (the insulating slip-joint pliers are not shown).

Fig. 3 is a partial structural view of the insulating transparent box cover in fig. 1 at the position B-B when the insulating transparent box cover is closed.

The labels shown in the figures and the corresponding component names are:

1. an insulating flip box; 11. an insulating case; 12. an insulating transparent box cover; 13. a positioning sleeve; 14. a positioning pin; 15 positioning a spring; 16. a first card slot; 17. a second card slot; 18. positioning a rod; 111. a groove;

2. a wire winding rod;

3. binding;

4. insulating slip-joint pliers;

5. a cutting blade;

a. an overhead conductor;

b. t is connected with a lead.

Detailed Description

As can be seen from figures 1 to 3, the insulated connecting tool for the live low-voltage overhead line of the utility model is used for connecting an overhead conductor a to be T-connected with a T-connected conductor b, and comprises an insulated flip cover box 1, a winding rod 2, a binding wire 3 and insulated carp pincers 4,

the insulated flip box 1 comprises an insulated box body 11 and an insulated transparent box cover 12 hinged on the insulated box body 11, a first clamping groove 16 used for clamping an overhead conductor a, a T-shaped connecting conductor b and a binding wire 3 is arranged on one end of the insulated box body 11 and one end of the insulated transparent box cover 12 in an up-down split mode, a second clamping groove 17 used for clamping the overhead conductor a is arranged on the other end of the insulated box body 11 and the other end of the insulated transparent box cover 12 in an up-down split mode, the axis of the second clamping groove 17 penetrates through the first clamping groove 16 to be arranged, a positioning sleeve 13 and a positioning pin 14 which are coaxially arranged with the second clamping groove 17 are respectively arranged on the two ends of the insulated box body 11, a positioning spring 15 is sleeved on the positioning pin 14,

one end of the winding bar 2 is sleeved outside the positioning pin 14, the other end of the winding bar 2 is pushed by the positioning spring 15 to be inserted into the positioning sleeve 13, the winding bar 2 is detachably and rotatably arranged between the positioning pin 14 and the positioning sleeve 13 through the positioning spring 15,

the binding wire 3 is wound on the winding bar 2, one end of the binding wire 3 is bent to be arranged in parallel with the axis of the first clamping groove 16,

during the use, insulating flip box 1 is through first draw-in groove 16 and second draw-in groove 17 suit on overhead conductor a and T connect the wire b, the section of bending of binder 3 laminates mutually with overhead conductor a and T connect the wire b and stretch out insulating box body 11 from first draw-in groove 16 and arranges, around line stick 2 through locating pin 14 and locating sleeve 13 with the axis parallel arrangement of overhead conductor in the second draw-in groove 17, insulating carp pincers 4 synchronous centre gripping is on overhead conductor a, T connect wire b and binder 3 outside first draw-in groove 16, hold insulating flip box 1 and rotate around overhead conductor a, binder 3 shifts from winding rod 2 under insulating flip box 1's drive and twines outside overhead conductor a and T connect wire b.

As can be seen from figures 1 to 3, the utility model discloses an overhead conductor a is insulating wire, rotates the cartridge on insulating box body 11 and has one and the crossing locating lever 18 of arranging of second draw-in groove 17 axis, is fixed with cutting blade 3 on the locating lever 18 of insulating box body 11 inboard, and cutting blade 3 carries out the regulation of cartridge degree of depth and direction through locating lever 18 in insulating box body 11.

As can be seen from fig. 1 and 3, a groove 111 for facilitating gripping of the rotary insulating flip case 1 is provided on the outer surface of the insulating case body 11.

The utility model discloses in, 3 bundle of lines choose for use with the copper binding line or the aluminium binding line of T bonding wire b the same type.

The use of the utility model discloses carry out the method that connects and draw, include following step:

s1, sleeving the insulation flip box 1 on the overhead conductor a to be T-connected;

s2, selecting the binding wire 3 with corresponding wire diameter and length according to the wire diameter of the overhead conductor a and the T-connection conductor b to be T-connected, and winding the binding wire 3 on the winding bar 2;

s3, sleeving the winding rod 2 wound with the binding wire 3 on the positioning pin 14 with the positioning spring 15, extruding the positioning spring 15, pushing the winding rod 2 into the positioning sleeve 13, loosening the winding rod 2, resetting the positioning spring 15, clamping the winding rod 2 in the positioning sleeve 13, and enabling the winding rod 2 to only rotate and not swing; bending one end of the binding wire 3, attaching the binding wire to the overhead conductor a, extending out of the insulating flip box 1 for arrangement, and closing the insulating flip box;

s4, stripping the insulating layer at the end of the T-connection lead b, inserting the stripped insulating layer into the insulating flip box 1 along the overhead lead a, and enabling the T-connection lead b stripped of the insulating layer and the overhead lead a to be attached and arranged;

s5, adjusting the jaw size of the insulated slip joint pliers 4 to a proper width, and clamping the overhead conductor a, the T-shaped connecting conductor b and the binding wire 3 outside the insulated flip box by the insulated slip joint pliers 4;

s6, holding the insulation flip box 1 to rotate around the overhead conductor a, driving the binding wire 3 to be transferred from the winding rod 2 to be wound outside the overhead conductor a and the T-joint conductor b under the drive of the insulation flip box 1, and observing the tightness of the winding through the insulation transparent box cover 12 to properly adjust so as to ensure that the overhead conductor a and the T-joint conductor b are tightly and firmly wound;

s7, after the binding wire 3 is wound, opening the insulated flip box 1 and taking down the insulated flip box, and completing;

and S8, repeating the steps to perform T connection of the next T-connection lead b.

The utility model discloses in, air wire a is insulated wire, in above-mentioned step S1, need earlier adorn insulating flip box 1 suit in the air wire back of treating the T joint, and the insulating layer of treating the T joint on cutting blade 3 will be used again and the air wire strips, and the concrete step that strips is as follows:

s11, rotating the cutting blade 3 to enable the cutting edge to be perpendicular to the axis of the overhead conductor a;

s12, pushing the cutting blade 3 into the insulation flip box 1 to enable the cutting edge of the cutting blade to be inserted into the insulation layer of the overhead conductor a;

s13, holding the insulation flip box 1, enabling the insulation flip box to rotate at least around the overhead conductor a for a circle, and cutting the insulation layer by the cutting blade 3 rotating along the circumference of the overhead conductor a under the drive of the insulation flip box 1;

s14, lifting the cutting blade 3 out of the insulation flip box 1, sliding the insulation flip box 1 to a corresponding position along the overhead conductor a according to the length of the T-joint of the conductor b, repeating the steps S22 and S23, and cutting off the insulation layer at the other end of the overhead conductor a;

s15, lifting the insulating flip box 1 and rotating the cutting blade 3 to enable the cutting edge to be parallel to the axis of the overhead conductor a;

s16, pushing the cutting blade 3 into the insulation flip box 1 to enable the cutting edge of the cutting blade to be inserted into the insulation layer of the overhead conductor a;

s17, holding the insulation flip box 1 to move on the overhead conductor a, and driving the cutting blade 3 to slide between the two cut ends of the overhead conductor under the drive of the insulation flip box 1 to longitudinally cut the insulation layer at the T-joint;

s18, lifting the cutting blade 3 out of the insulation flip box 1, rotating the insulation flip box 1, repeating the steps S26 and S27, cutting the insulation layer into a plurality of pieces, and enabling the cut insulation layer to fall off freely from the core of the overhead conductor a.

Claims (7)

1. The utility model provides an electrified insulating instrument that draws that connects of low pressure overhead line for connect treat T connect wire and overhead conductor that T connects, its characterized in that: the cable winding device comprises an insulation flip box (1) sleeved on an overhead conductor and a T-shaped connecting conductor, wherein a winding bar (2) arranged in parallel with the overhead conductor is rotatably installed in the insulation flip box, a binding wire (3) is wound on the winding bar, one end of the binding wire is attached to the overhead conductor and the T-shaped connecting conductor and extends out of the insulation flip box to be arranged, insulation slip-joint pliers (4) are synchronously clamped on the overhead conductor, the T-shaped connecting conductor and the binding wire outside the insulation flip box, and the insulation flip box is wound outside the overhead conductor and the T-shaped connecting conductor in a winding mode that the binding wire is driven to rotate by the overhead conductor.

2. The insulated guiding tool for the electrification of the low-voltage overhead line according to claim 1, characterized in that: the insulation flip box comprises an insulation box body (11) and an insulation transparent box cover (12) hinged to the insulation box body.

3. The insulated guiding tool for the electrification of the low-voltage overhead line according to claim 2, characterized in that: the insulating box body is provided with a groove (111) which is convenient to hold and rotate.

4. The insulated guiding tool for the electrification of the low-voltage overhead line according to claim 2, characterized in that: the winding rod is detachably arranged in the insulating box body.

5. The insulated guiding tool for the live low-voltage overhead line of claim 4, wherein: the two ends of the insulating box body are respectively provided with a positioning sleeve (13) and a positioning needle (14) which are coaxially arranged, a positioning spring (15) is sleeved on the positioning needle, one end of the winding rod is sleeved outside the positioning needle, and the other end of the winding rod is pushed by the positioning spring to be inserted into the positioning sleeve.

6. The insulated guiding tool for the electrification of the low-voltage overhead line according to claim 1, characterized in that: the binding wire is a copper binding wire or an aluminum binding wire of the same type as the T-connection conducting wire.

7. The insulated guiding tool for the electrification of the low-voltage overhead line according to claim 1, characterized in that: the overhead conductor is an insulated conductor, a cutting blade (5) with adjustable insertion depth and adjustable direction is rotatably mounted on the insulated flip box, and the cutting blade is inserted into the insulated flip box and intersects with the overhead conductor to arrange an insulating layer for cutting the overhead conductor.

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