CN110994454A - Insulating operation tool and method for temporary wire clamping hook - Google Patents
Insulating operation tool and method for temporary wire clamping hook Download PDFInfo
- Publication number
- CN110994454A CN110994454A CN201911295804.8A CN201911295804A CN110994454A CN 110994454 A CN110994454 A CN 110994454A CN 201911295804 A CN201911295804 A CN 201911295804A CN 110994454 A CN110994454 A CN 110994454A
- Authority
- CN
- China
- Prior art keywords
- clamping hook
- insulating
- inner sleeve
- rod
- outer sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/027—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for connecting conductors by clips
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention discloses an insulating operation tool and method for a temporary wire clamping hook, wherein the tool comprises an inner sleeve and an outer sleeve sleeved outside the inner sleeve; the top end of the inner sleeve is symmetrically provided with two slots, and the bottoms of the slots horizontally extend to form transverse slots; two guide rods are symmetrically fixed outwards in the middle of the inner sleeve; the middle part of the outer sleeve is symmetrically provided with two T-shaped grooves; the tension spring is arranged in the outer sleeve, one end of the tension spring is connected with the inner sleeve, and the other end of the tension spring is connected with the outer sleeve; the outer sleeve overcoat is equipped with fixed nylon insulating tube, the lower part sliding connection of fixed nylon insulating tube has the slip nylon insulating tube, fixed nylon insulating tube is connected to slip nylon insulating tube one end, and insulating bar is connected to the other end. The tool effectively avoids the accident of line grounding trip caused by a metal tool head; when the operation of connecting and breaking the lead is finished, the lead automatically falls off from the tool head after the wire clamping hook is loosened and the screw rod is fastened.
Description
Technical Field
The invention belongs to the technical field of electric power construction equipment, and particularly relates to an insulating operation tool and method for a temporary wire clamping hook.
Background
The live-line disconnection lead wire work is widely applied to live-line work of a distribution line, and when the insulating bucket arm vehicle can reach the site, the live-line disconnection lead wire work can be carried out by adopting an insulating glove work method. When the insulating bucket arm vehicle cannot reach the site, an operator is required to climb an electric pole, and the working method of the insulating pole is adopted to carry out the work of electrically disconnecting the lead. In the working process of the electrified lead wire, one operator uses the insulating lock rod to send the lead wire to the position to be connected of the electrified main lead wire, so that the lead wire is parallel to the main lead wire, the other operator hooks the wire clamping hook at the position where the lead wire is parallel to the main lead wire through the insulating rod, presses the main lead wire and the lead wire in the groove of the wire clamping hook, removes the insulating rod and the insulating lock rod, and finishes the working process of the electrified lead wire. When the electrified disconnected lead wire is connected for the wire blocking hook, an operator firstly uses the insulating lock rod to control the lead wire, another operator uses the insulating rod to loosen the wire blocking hook screw rod, the lead wire is separated from the constraint of the wire blocking hook and the main lead wire, and the operator operates the insulating lock rod to enable the lead wire to be far away from the electrified main lead wire, so that the electrified disconnected lead wire work is completed.
When the main conductor of the circuit is a JKLYJ-240 insulated conductor, because the diameter of the main conductor reaches 34mm, and the hook groove clamping width of a conventional wire clamping hook is only 28mm, a wide-groove wire clamping hook is selected by a live-wire worker, a lead screw of the wire clamping hook is in thick buckle, and after the lead screw is tightly contacted with the main conductor, an anti-back nut needs to be screwed on the lead screw. The metal head at the end part of the operating rod of the drainage wire clamp is easy to short-circuit the electrified lead wire and the grounded metal cross arm, so that grounding accidents are caused, and the personal safety of operating personnel and the normal power supply of a power distribution network are threatened.
Disclosure of Invention
The invention aims to provide an insulating operation tool and method for a temporary wire clamping hook, and aims to solve the technical problems that a live working worker uses a pole-climbing ground potential to break and connect a lead wire by using the temporary wire clamping hook, a line grounding trip accident caused by a metal tool head is prevented, and the temporary wire clamping hook does not fall off from the tool head after a screw is fastened by loosening the temporary wire clamping hook.
In order to achieve the purpose, the invention adopts the following technical scheme:
an insulating operation tool of a temporary wire clamping hook comprises an inner sleeve, an outer sleeve and an insulating device, wherein the outer sleeve and the insulating device are sleeved outside the inner sleeve;
the top end of the inner sleeve is symmetrically provided with two slots, and the bottoms of the slots horizontally extend to form transverse slots; two guide rods are symmetrically fixed outwards in the middle of the inner sleeve, and the length of each guide rod does not exceed the thickness of the wall of the outer sleeve;
the middle part of the outer sleeve is symmetrically provided with two T-shaped grooves; the tension spring is arranged in the outer sleeve, one end of the tension spring is connected with the inner sleeve, and the other end of the tension spring is connected with the outer sleeve; the outer sleeve overcoat is equipped with fixed nylon insulating tube, the lower part sliding connection of fixed nylon insulating tube has the slip nylon insulating tube, fixed nylon insulating tube is connected to slip nylon insulating tube one end, and insulating bar is connected to the other end.
Further preferably, the upper end of the outer sleeve is an inner hexagon matched with the anti-back-off nut on the temporary wire clamping hook fastening screw rod.
Further preferably, the bottom end of the outer sleeve is a quick-coupling insertion end.
Preferably, one end of the tension spring is connected with the bottom of the inner sleeve, and the other end of the tension spring is connected with the insertion end of the quick connector.
Further preferably, the guide rod is fixed to the inner sleeve by a screw thread.
Further preferably, two sides of the transverse slot extend upwards to form arc-shaped grooves.
Further preferably, the inner diameter of the sliding nylon insulating pipe is matched with the outer diameter of the fixed nylon insulating pipe.
Further preferably, the exposed length of the guide rod of the inner sleeve is smaller than the wall thickness of the outer sleeve.
A method of live electrical wiring based on a temporary wire-hook insulated operating tool, comprising the steps of:
1) inserting the insertion end of the quick connector into the quick connector hole end of the insulating operating rod, sliding the sliding nylon insulating pipe upwards, and connecting and overlapping the sliding nylon insulating pipe with the fixed nylon insulating pipe;
2) pulling out the inner sleeve to enable the guide rod on the inner sleeve to be positioned in the transverse groove on the right side of the T-shaped groove of the outer sleeve;
3) inserting the temporary wire clamping hook fastening screw rod into the inner sleeve to enable the cross rod of the temporary wire clamping hook to be positioned in the transverse groove, rotating the temporary wire clamping hook fastening screw rod to enable the guide rod to be positioned in the transverse groove of the T-shaped groove, clamping the anti-loosening nut on the temporary wire clamping hook fastening screw rod into the inner hexagonal of the outer sleeve, tensioning the inner sleeve by using a tension spring, and enabling the guide rod on the inner sleeve to be positioned in the vertical groove of the T-shaped groove of the outer sleeve;
4) the first electrician uses the insulating lock rod to send the lead to the position to be connected of the electrified main conducting wire, so that the lead is parallel to the main conducting wire; the second electrician hooks the temporary wire clamping hook at the parallel position of the lead wire and the main guide wire through the insulating operating rod, and rotates the insulating operating rod until the temporary wire clamping hook tightly presses the lead wire and the main guide wire through a pressing tongue at the top end of the screw rod;
5) the first electrician takes down the insulating lock rod, the second electrician rotates the insulating operating rod with proper reverse force to enable the temporary wire clamping hook cross rod to be separated from the inner sleeve, the inner sleeve falls back to the lower part of the outer sleeve under the action of the tension spring, and the inner hexagon of the outer sleeve is used for fastening the anti-back-buckling nut;
6) and two electricians take down the insulating operating rod and the insulating locking rod to complete the work of the live wire connection lead.
A method for carrying out live wire breaking on an insulated operation tool based on a temporary wire clamping hook comprises the following steps:
1) inserting the insertion end of the quick connector into the quick connector hole end of the insulating operating rod, sliding the sliding nylon insulating pipe upwards, and connecting and overlapping the sliding nylon insulating pipe with the fixed nylon insulating pipe;
2) the second electrician loosens the anti-back nut of the temporary wire clamping hook fastening screw rod by using the inner hexagonal of the outer sleeve;
3) pulling out the inner sleeve to enable the guide rod on the inner sleeve to be positioned in the transverse groove on the left side of the T-shaped groove of the outer sleeve;
4) the first electrician controls the lead by using the insulating lock rod, and the second electrician aligns the inner sleeve slot of the temporary wire clamping hook insulating operation tool with the horizontal rod of the temporary wire clamping hook so that the horizontal rod of the temporary wire clamping hook is positioned in the left groove of the inner sleeve;
5) the second electrician continuously rotates the operating rod to enable the inner sleeve guide rod to be pulled into the vertical groove of the T-shaped groove of the outer sleeve under the action of the tension spring, and continuously rotates the operating rod to enable the insulating operating rod to drive the fastening screw rod to rotate anticlockwise and loosen the temporary wire clamping hook;
6) the first electrician controls the insulating lock rod to take down the lead from the electrified main lead to complete the electrified lead breaking work.
Compared with the prior art, the invention has the following technical effects:
1. according to the insulated operating tool, the insulated nylon tube is arranged on the outer side of the outer sleeve, so that the outer sleeve is insulated from the outer side;
2. according to the insulated operating tool, the insulated nylon pipe is arranged at the position of the quick joint of the insulated operating rod, and when the quick joint is connected, the nylon pipe is slid onto the nylon pipe on the outer side of the outer sleeve, so that the metal quick joint is insulated from the outer side;
3. according to the insulated operating tool, the symmetrical guide rods are arranged on the inner sleeve, the outer sleeve is not exposed out of the guide rods, the insulated nylon tube is not damaged, and the inner sleeve can be positioned;
4. according to the insulated operating tool, the outer sleeve is provided with the symmetrical T-shaped guide grooves, so that the temporary wire clamping hook fastening screw rod can be screwed and loosened;
5. the method for operating the live-wire connection lead and the disconnection lead effectively avoids the line grounding trip accident caused by the metal tool head; effectively avoided preventing when connecing the lead wire, disconnected lead wire operation completion back, interim card line hook tightly drops from the tool head.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is an elevational view of the inner sleeve of the present invention;
FIG. 2 is a side view of the inner sleeve of the present invention;
FIG. 3 is a top view of the inner sleeve of the present invention;
FIG. 4 is a schematic structural view of an outer sleeve of the present invention;
FIG. 5 is a cross-sectional view of an outer sleeve of the present invention;
FIG. 6 is an assembled schematic view of the insulated operating tool of the present invention;
wherein: 1-inner sleeve, 2-inner sleeve left side groove, 3-inner sleeve right side groove, 4-guide rod, 5-outer sleeve, 6-inner hexagon, 7-T-shaped groove, 8-outer sleeve T-shaped guide groove left side positioning groove, 9-outer sleeve T-shaped guide groove right side positioning groove, 10-quick connector insertion end, 11-tension spring, 12-fixed nylon insulating tube, 13-sliding nylon insulating tube, 14-insulating operation rod, 15-quick connector hole end, 16-temporary wire clamping hook fastening screw rod and 17-temporary wire clamping hook cross rod.
Detailed Description
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The following detailed description is exemplary in nature and is intended to provide further details of the invention. Unless otherwise defined, all technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention.
As shown in fig. 1 to 6, an insulating operation tool for a temporary wire clamping hook includes an inner sleeve 1 and an outer sleeve 5 sleeved outside the inner sleeve 1; the top end of the inner sleeve 1 is symmetrically provided with two open slots, the bottom of each open slot horizontally extends to form a transverse open slot, and arc-shaped grooves extend upwards from two sides of each transverse open slot; two guide rods 4 are symmetrically fixed outwards in the middle of the inner sleeve 1; the guide rod 4 is fixed to the inner sleeve 1 by a screw thread. The upper end of the outer sleeve 5 is provided with an inner hexagon 6 matched with the anti-back-off nut on the temporary wire clamping hook fastening screw 16; the bottom end of the outer sleeve 5 is a quick joint insertion end 10; the middle part of the outer sleeve 1 is symmetrically provided with two T-shaped grooves 7; a tension spring 11 is arranged in the outer sleeve 5, one end of the tension spring 11 is connected with the bottom of the inner sleeve 1, and the other end of the tension spring 11 is connected with the quick connector insertion end 10; a fixed nylon insulating pipe 12 is sleeved outside the outer sleeve 5, the lower part of the fixed nylon insulating pipe 12 is connected with a sliding nylon insulating pipe 13 in a sliding manner, one end of the sliding nylon insulating pipe 13 is connected with the fixed nylon insulating pipe 12, and the other end of the sliding nylon insulating pipe 13 is connected with an insulating operating rod 14; the inner diameter of the sliding nylon insulating pipe 13 is matched with the outer diameter of the fixed nylon insulating pipe 12. The exposed length of the inner sleeve 1 is smaller than the wall thickness of the outer sleeve 5.
A method of live electrical wiring based on a temporary wire-hook insulated operating tool, comprising the steps of:
1) inserting the insertion end of the quick connector into the quick connector hole end of the insulating operating rod, sliding the sliding nylon insulating pipe upwards, and connecting and overlapping the sliding nylon insulating pipe with the fixed nylon insulating pipe;
2) pulling out the inner sleeve to enable the guide rod on the inner sleeve to be positioned in the transverse groove on the right side of the T-shaped groove of the outer sleeve;
3) inserting the temporary wire clamping hook fastening screw rod into the inner sleeve to enable the cross rod of the temporary wire clamping hook to be positioned in the transverse groove, rotating the temporary wire clamping hook fastening screw rod to enable the guide rod to be positioned in the transverse groove of the T-shaped groove, clamping the anti-loosening nut on the temporary wire clamping hook fastening screw rod into the inner hexagonal of the outer sleeve, tensioning the inner sleeve by using a tension spring, and enabling the guide rod on the inner sleeve to be positioned in the vertical groove of the T-shaped groove of the outer sleeve;
4) the first electrician uses the insulating lock rod to send the lead to the position to be connected of the electrified main conducting wire, so that the lead is parallel to the main conducting wire; the second electrician hooks the temporary wire clamping hook at the parallel position of the lead wire and the main guide wire through the insulating operating rod, and rotates the insulating operating rod until the temporary wire clamping hook tightly presses the lead wire and the main guide wire through a pressing tongue at the top end of the screw rod;
5) the first electrician takes down the insulating lock rod, the second electrician rotates the insulating operating rod with proper reverse force to enable the temporary wire clamping hook cross rod to be separated from the inner sleeve, the inner sleeve falls back to the lower part of the outer sleeve under the action of the tension spring, and the inner hexagon of the outer sleeve is used for fastening the anti-back-buckling nut;
6) and two electricians take down the insulating operating rod and the insulating locking rod to complete the work of the live wire connection lead.
A method for carrying out live wire breaking on an insulated operation tool based on a temporary wire clamping hook comprises the following steps:
1) inserting the insertion end of the quick connector into the quick connector hole end of the insulating operating rod, sliding the sliding nylon insulating pipe upwards, and connecting and overlapping the sliding nylon insulating pipe with the fixed nylon insulating pipe;
2) the second electrician loosens the anti-back nut of the temporary wire clamping hook fastening screw rod by using the inner hexagonal of the outer sleeve;
3) pulling out the inner sleeve to enable the guide rod on the inner sleeve to be positioned in the transverse groove on the left side of the T-shaped groove of the outer sleeve;
4) the first electrician controls the lead by using the insulating lock rod, and the second electrician aligns the inner sleeve slot of the temporary wire clamping hook insulating operation tool with the horizontal rod of the temporary wire clamping hook so that the horizontal rod of the temporary wire clamping hook is positioned in the left groove of the inner sleeve;
5) the second electrician continuously rotates the operating rod to enable the inner sleeve guide rod to be pulled into the vertical groove of the T-shaped groove of the outer sleeve under the action of the tension spring, and continuously rotates the operating rod to enable the insulating operating rod to drive the fastening screw rod to rotate anticlockwise and loosen the temporary wire clamping hook;
6) the first electrician controls the insulating lock rod to take down the lead from the electrified main lead to complete the electrified lead breaking work.
The invention will be further elucidated with reference to specific embodiments of the present application:
an insulating operation tool of a temporary wire clamping hook comprises an inner sleeve 1, an outer sleeve 5, a tensioning device, an insulating outer sleeve and a quick joint;
inner sleeve 1: the high-strength steel is used as a cylinder with an inner bore diameter
Satisfy the diameter of interim card line hook fastening screw
An outer diameter of
The wall thickness is 5mm, the length is 30mm, and the outer diameter can be within the range
Inner slide of sleeveAnd (6) moving. One end of the inner sleeve 1 is provided with a symmetrical forward slot with the width of 2.5mm and the depth of 10 mm; transversely slotting the bottom of the slot by 10mm in an extending way on two sides; an arc-shaped groove with the depth of 1mm is reserved on the grooving side of the inner sleeve with the transverse groove to ensure that the stress rod on the temporary wire clamping hook fastening screw rod is tightly attached to the groove. At the end of the inner sleeve 1 which is not grooved, a guide rod 4 is arranged in the position which is 10mm away from the opening of the sleeve and is vertical to the grooved surface, the guide rod 4 is symmetrically arranged, and the guide rod 4 is arranged at the outer side of the inner sleeve 1. The guide rod 4 is 2mm in diameter and 3mm in length and is connected with the inner sleeve 1 through screw threads. The control device is used for controlling the inner sleeve 1 to slide up and down in the guide groove 7 on the wall of the outer sleeve through the guide rod 4, so that the rotation caused by the torsion generated by the temporary wire clamping hook fastening screw rod during the rotation of the inner sleeve is avoided. The length of the exposed inner sleeve does not exceed the wall thickness of the outer sleeve.
Outer sleeve 5: made of high-strength steel and having a cylindrical shape at one end and an inner side
The inner hexagon 6 is used for screwing or loosening the anti-loose buckle nut of the temporary wire clamping hook; the other end is a quick coupling insertion end 10 for connecting with a quick coupling hole end 15 at the end of an insulated operating rod 14. The outer sleeve has an inner diameter greater than the inner sleeve diameter by 0.5mm and is capable of sliding the inner sleeve 1 inside. T-shaped grooves are symmetrically formed in the side wall of the outer sleeve and are used for positioning and sliding control of the guide rods 4 on the inner sleeve 1.
A tensioning device: for extension spring 11, extension spring 11 passes quick-operation joint and inserts end 10, and one end is fixed in inner skleeve 1 bottom, and the other end is fixed at quick-operation joint and is inserted end 10, and does not influence quick-operation joint's connection. The stroke of the tension spring 11 satisfies the length of the guide rod 4 of the inner sleeve 1 along the T-shaped groove of the outer sleeve 5.
Insulating and coating: comprises a fixed nylon insulating tube 12 and a sliding nylon insulating tube 13; the thickness of the fixed nylon insulating pipe 12 is 3mm, and 5kV power frequency electric withstand voltage is met. The nylon sleeve is sleeved outside the outer sleeve. Is connected with the outer sleeve by adhesive. The sliding nylon insulating pipe 13 with the inner diameter being equal to the inner diameter of the fixed nylon insulating pipe 12 is installed at the quick joint hole end 15 of the insulating operation rod, when the quick joint is connected, the sliding nylon insulating pipe 13 on the insulating operation rod 14 slides to the fixed nylon insulating pipe 12, and the metal quick joint is insulated from the outside.
The working process of the invention is as follows:
when an insulation operation tool of a temporary wire clamping hook is applied to a live connection lead wire work,
the live working personnel insert the quick coupling insertion end 10 into the quick coupling hole end 15 and push the sliding nylon insulating tube 13 to the coupling connection position, so that the quick coupling 10 is insulated. The temporary wire clamping hook fastening screw is adjusted to be in the longest state, the nut is in contact with the wire clamping hook body, the longest screw thread length is reserved, the screw is inserted into the outer sleeve 5, the cross rod is rotated to the position of the groove 2 on the left side of the inner sleeve, the inner sleeve 1 is pulled out along the T-shaped guide groove 7 of the outer sleeve, the inner sleeve guide rod 4 is positioned in the right positioning groove 9 of the T-shaped guide groove of the outer sleeve, the nut on the temporary wire clamping hook screw is adjusted to the position of the opening of the outer sleeve 5, the temporary wire clamping hook fastening screw is rotated, the inner sleeve guide rod 4 is positioned in the forward guide groove of the T-shaped guide groove 7 of the outer sleeve, the nut on the temporary wire clamping hook fastening screw enters the inner hexagon 6 of the outer sleeve through the tension spring 11, the temporary wire clamping hook is fixed on an insulating operation tool, and.
When the insulating operation tool of the temporary wire clamping hook is applied to the work of electrically breaking a lead, an electrified operator inserts the quick connector insertion end 10 into the quick connector hole end 15 and pushes the sliding nylon insulating pipe 13 to a connector connecting position, so that the quick connector is insulated. And the inner sleeve 1 falls back to the bottom of the outer sleeve 5, and the anti-back nut on the temporary thread clamping hook fastening screw is loosened to the middle position of the temporary thread clamping hook fastening screw through the outer sleeve 6. Insert in outer sleeve 5 through extra instrument, pull out inner skleeve 1 along outer sleeve "T" shape guide way 7, make inner skleeve guide bar 4 be located outer sleeve "T" shape guide way left side positioning groove 8, lift up the action bars, make interim buckle wire fastening screw insert in outer sleeve 5 and inner skleeve 1, make the horizontal pole card of interim buckle wire fastening screw in inner skleeve left side recess 2, the insulating action bars of reverse rotation, make inner skleeve 1 under the effect of extension spring 11, make inner skleeve 1 pass through the antegrade inslot of inner skleeve guide bar 4 slip to outer sleeve "T" shape guide way 7, continue the rotation action bars, take off interim buckle wire, accomplish electrified disconnected lead wire work.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (10)
1. An insulating operation tool of a temporary wire clamping hook is characterized by comprising an inner sleeve (1) and an outer sleeve (5) sleeved outside the inner sleeve (1);
the top end of the inner sleeve (1) is symmetrically provided with two slots, and the bottoms of the slots horizontally extend to form transverse slots; two guide rods (4) are symmetrically fixed outwards in the middle of the inner sleeve (1);
the middle part of the outer sleeve (1) is symmetrically provided with two T-shaped grooves (7); the tension spring (11) is arranged in the outer sleeve (5), one end of the tension spring is connected with the inner sleeve (1), and the other end of the tension spring is connected with the outer sleeve (5); the utility model discloses an insulating operation pole, including outer sleeve (5), fixed nylon insulating tube (12) are equipped with to outer sleeve (5) overcoat, the lower part sliding connection of fixed nylon insulating tube (12) has slip nylon insulating tube (13), fixed nylon insulating tube (12) are connected to slip nylon insulating tube (13) one end, and insulating action bars (14) are connected to the other end.
2. An insulated operating tool of a temporary wire-clamping hook according to claim 1, characterized in that the upper end of the outer sleeve (5) is an inner hexagon (6) which is matched with a back-off prevention nut on the temporary wire-clamping hook fastening screw (16).
3. A tool for the insulation operation of a temporary wire-clamping hook according to claim 1, characterized in that the bottom end of the outer sleeve (5) is a quick coupling insertion end (10).
4. An insulated operating tool of a temporary wire-clamping hook according to claim 3, characterized in that the tension spring (11) is connected with one end to the bottom of the inner sleeve (1) and with the other end to the quick coupling insertion end (10).
5. A tool for the insulated operation of a temporary wire-hook according to claim 1, characterized in that the guide rod (4) is screwed to the inner sleeve (1).
6. An insulation operating tool of a temporary wire-clamping hook as claimed in claim 1, wherein arc-shaped grooves are extended upward from both sides of said transverse slot.
7. An insulated operating tool of a temporary wire-clamping hook according to claim 1, characterized in that the inner diameter of the sliding nylon insulating tube (13) is matched with the outer diameter of the fixed nylon insulating tube (12).
8. A tool for the insulated operation of a temporary wire-hook according to claim 1, characterized in that the exposed length of the guide rod (4) of the inner sleeve (1) is smaller than the wall thickness of the outer sleeve (5).
9. A method of live connection of an electric lead wire by an insulated operating tool based on a temporary wire-clamping hook according to any one of claims 1 to 8, comprising the steps of:
1) inserting the insertion end of the quick connector into the quick connector hole end of the insulating operating rod, sliding the sliding nylon insulating pipe upwards, and connecting and overlapping the sliding nylon insulating pipe with the fixed nylon insulating pipe;
2) pulling out the inner sleeve to enable the guide rod on the inner sleeve to be positioned in the transverse groove on the right side of the T-shaped groove of the outer sleeve;
3) inserting the temporary wire clamping hook fastening screw rod into the inner sleeve to enable the cross rod of the temporary wire clamping hook to be positioned in the transverse groove, rotating the temporary wire clamping hook fastening screw rod to enable the guide rod to be positioned in the transverse groove of the T-shaped groove, clamping the anti-loosening nut on the temporary wire clamping hook fastening screw rod into the inner hexagonal of the outer sleeve, and tensioning the inner sleeve by using the tension spring;
4) the first electrician uses the insulating lock rod to send the lead to the position to be connected of the electrified main conducting wire, so that the lead is parallel to the main conducting wire; the second electrician hooks the temporary wire clamping hook at the parallel position of the lead wire and the main guide wire through the insulating operating rod, and rotates the insulating operating rod until the temporary wire clamping hook tightly presses the lead wire and the main guide wire through a pressing tongue at the top end of the screw rod;
5) the first electrician takes down the insulating lock rod, the second electrician rotates the insulating operating rod with proper reverse force to enable the temporary wire clamping hook cross rod to be separated from the inner sleeve, the inner sleeve falls back to the lower part of the outer sleeve under the action of the tension spring, and the inner hexagon of the outer sleeve is used for fastening the anti-back-buckling nut;
6) and two electricians take down the insulating operating rod and the insulating locking rod to complete the work of the live wire connection lead.
10. A method for live wire breaking based on the insulated operating tool of the temporary wire clamping hook of any one of claims 1 to 8, characterized by comprising the following steps:
1) inserting the insertion end of the quick connector into the quick connector hole end of the insulating operating rod, sliding the sliding nylon insulating pipe upwards, and connecting and overlapping the sliding nylon insulating pipe with the fixed nylon insulating pipe;
2) the second electrician loosens the anti-back nut of the temporary wire clamping hook fastening screw rod by using the inner hexagonal of the outer sleeve;
3) pulling out the inner sleeve to enable the guide rod on the inner sleeve to be positioned in the transverse groove on the left side of the T-shaped groove of the outer sleeve;
4) the first electrician controls the lead by using the insulating lock rod, and the second electrician aligns the inner sleeve slot of the temporary wire clamping hook insulating operation tool with the horizontal rod of the temporary wire clamping hook so that the horizontal rod of the temporary wire clamping hook is positioned in the left groove of the inner sleeve;
5) the second electrician continuously rotates the operating rod to enable the inner sleeve guide rod to be pulled into the vertical groove of the T-shaped groove of the outer sleeve under the action of the tension spring, and continuously rotates the operating rod to enable the insulating operating rod to drive the fastening screw rod to rotate anticlockwise and loosen the temporary wire clamping hook;
6) the first electrician controls the insulating lock rod to take down the lead from the electrified main lead to complete the electrified lead breaking work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911295804.8A CN110994454B (en) | 2019-12-16 | 2019-12-16 | Insulating operation tool and method for temporary wire clamping hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911295804.8A CN110994454B (en) | 2019-12-16 | 2019-12-16 | Insulating operation tool and method for temporary wire clamping hook |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110994454A true CN110994454A (en) | 2020-04-10 |
| CN110994454B CN110994454B (en) | 2021-03-16 |
Family
ID=70094311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911295804.8A Active CN110994454B (en) | 2019-12-16 | 2019-12-16 | Insulating operation tool and method for temporary wire clamping hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110994454B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112601444A (en) * | 2020-12-29 | 2021-04-02 | 西安永兴科技发展有限公司 | Novel composite material telescopic joint structure |
| CN113794159A (en) * | 2021-09-15 | 2021-12-14 | 国网北京市电力公司 | Temporary wire clamping hook mounting tool and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202034703U (en) * | 2010-11-26 | 2011-11-09 | 北京市电力公司 | Operating lever for jumper conductor clamper |
| CN203071244U (en) * | 2012-12-03 | 2013-07-17 | 四川省电力公司资阳公司 | Ground wire |
| CN104218342A (en) * | 2014-09-22 | 2014-12-17 | 国网上海市电力公司 | Electric temporary lapping joint device applied to 10kV distribution network |
| CN105449392A (en) * | 2015-10-23 | 2016-03-30 | 云南电网有限责任公司临沧供电局 | Live-line overlap joint and drainage wire dismounting work apparatus for 10-kV line and method thereof |
| CN209014602U (en) * | 2018-06-29 | 2019-06-21 | 浙江机电职业技术学院 | A kind of electric equipment detector convenient to use |
| CN209419097U (en) * | 2018-12-07 | 2019-09-20 | 国网浙江省电力有限公司培训中心 | A kind of penetrating cable clamp insulating mounting tool |
-
2019
- 2019-12-16 CN CN201911295804.8A patent/CN110994454B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202034703U (en) * | 2010-11-26 | 2011-11-09 | 北京市电力公司 | Operating lever for jumper conductor clamper |
| CN203071244U (en) * | 2012-12-03 | 2013-07-17 | 四川省电力公司资阳公司 | Ground wire |
| CN104218342A (en) * | 2014-09-22 | 2014-12-17 | 国网上海市电力公司 | Electric temporary lapping joint device applied to 10kV distribution network |
| CN105449392A (en) * | 2015-10-23 | 2016-03-30 | 云南电网有限责任公司临沧供电局 | Live-line overlap joint and drainage wire dismounting work apparatus for 10-kV line and method thereof |
| CN209014602U (en) * | 2018-06-29 | 2019-06-21 | 浙江机电职业技术学院 | A kind of electric equipment detector convenient to use |
| CN209419097U (en) * | 2018-12-07 | 2019-09-20 | 国网浙江省电力有限公司培训中心 | A kind of penetrating cable clamp insulating mounting tool |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112601444A (en) * | 2020-12-29 | 2021-04-02 | 西安永兴科技发展有限公司 | Novel composite material telescopic joint structure |
| CN113794159A (en) * | 2021-09-15 | 2021-12-14 | 国网北京市电力公司 | Temporary wire clamping hook mounting tool and method |
| CN113794159B (en) * | 2021-09-15 | 2022-11-01 | 国网北京市电力公司 | Temporary wire clamping hook mounting tool and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110994454B (en) | 2021-03-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110994454B (en) | Insulating operation tool and method for temporary wire clamping hook | |
| US4101114A (en) | Cable pulling system | |
| CA2768134C (en) | Adjustable clamping device | |
| EP2084782B1 (en) | A bolt for use in an electrical connector | |
| US20120142231A1 (en) | Spring loaded clamp | |
| US9905942B2 (en) | Assemblies and methods for electrical splice connections of cables | |
| CN202034702U (en) | Arc extinguishing rope, wire fastener, arc extinguishing pulley and cable control lever | |
| CN102545091B (en) | Charged disconnecting wire lead clamp device | |
| CN204067592U (en) | A kind of earth connection conductor wire end wire clamp | |
| EP1914837A2 (en) | An electrical connector | |
| CN212114575U (en) | Cable threading device | |
| CN211700626U (en) | Bus grounding pre-device | |
| CN210806030U (en) | Armored optical cable grounding device | |
| CN207883930U (en) | A kind of earthing or grounding means for American cable elbow head | |
| EP2400594A2 (en) | Cable connection system | |
| CN216819321U (en) | Insulating bus fixed in connection and installation | |
| CN212748991U (en) | Three-phase wiring device for 10kV bypass system test | |
| CN212136713U (en) | Quick-connection type bidirectional current divider | |
| KR102579549B1 (en) | Earthing Device for Railway Electrical Facilities | |
| CN220209308U (en) | Distribution line overhauls ground wire earthing terminal | |
| CN201570606U (en) | Cable clamp protector | |
| CN221126285U (en) | Cable head insulating adhesive reinforced cable | |
| CN218677579U (en) | 400 volt combined type parallel groove clamp | |
| CN210628540U (en) | Low-voltage cable drainage tool | |
| CN217388191U (en) | Be applied to three-core wire cable fastening bridle of throwing formula unit of salvaging |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |