10kV insulated conductor insulator spindle live-line work electric puncture tool
Technical Field
The utility model belongs to the technical field of the electric wire netting is overhauld and specifically relates to an electronic puncture instrument of 10kV insulated wire insulator spindle live working is related to.
Background
In order to solve the safety problems of the operation of buildings, bamboo wood and trees around the overhead distribution lines and the line gallery, the overhead distribution lines are erected by adopting insulated conducting wires in large quantity. The distribution line erected by the insulated conductor is generally connected in a mode of peeling the insulated conductor or puncturing by using a puncturing wire clamp. The insulated conductor peeling access construction leaves numerous potential safety hazards for the insulated conductor, such as water ingress into the insulated conductor, reduced mechanical strength of the insulated conductor, and the like. After rainwater got into insulated wire, long-term ponding can lead to insulated wire to generate heat the broken string in service, direct influence overhead distribution lines's safe operation. In the prior art, when the mode of puncturing by using the puncturing wire clamp is used for access, the power failure of the overhead distribution line is needed, the normal production and life of a client are directly influenced by the power failure of the overhead distribution line, the limitation of the power supply reliability requirement is met, the power failure of the distribution line is difficult, and the daily life, work and production of people, enterprises and the like are directly influenced; if the operation is carried out in a live-line mode, the construction needs to be carried out by building an insulating platform or utilizing live-line operation equipment such as an insulating bucket arm vehicle, the safety risk of the live-line operation is increased, meanwhile, the operation efficiency is reduced, and in addition, the operation difficulty is greatly increased under the condition that obstacles exist around a line.
For example, a "puncture type lightning protection hardware fitting" disclosed in chinese patent literature has a publication number of CN203800552U, and includes an insulating housing, a puncture blade, and a discharge electrode, where the insulating housing includes an upper shell and a lower shell that are symmetrically arranged, a front end of a bolt passes through the middle portions of the upper shell and the lower shell to connect them together, and a torsional shear bolt is disposed at the front end of the bolt; two groups of puncture blades which are arranged in series are arranged between the upper shell and the lower shell in a front-back mode, a connecting rod is clamped in the rear puncture blade, a pressing plate assembly is arranged on the rear portion of the upper shell, and a discharge electrode is arranged at the lower end of the connecting rod. The utility model has reasonable structure and lightning stroke short circuit accident indication function, and the circuit is earthed and discharged everywhere by hardware after being struck by lightning, thereby having little influence on the circuit; the installation is rapid, the torque nut compresses the puncture blade to be connected with the circuit, the electricity-connecting rod and the discharge electrode can be rapidly disassembled and replaced through the pressure plate assembly, the discharge electrode can be replaced after the circuit receives multiple electric shocks, and the maintenance cost of the circuit can be saved; however, the utility model discloses a weak point lies in, need twist the twist shear bolt through the spanner and realize the puncture action, and the twist shear bolt is because with the motor intercommunication, be in electrified state, if puncture through the mode that distribution lines had a power failure, can influence the normal production life of user, receive the restriction of power supply reliability requirement, and if operate with electricity, then need possess and build insulating platform or utilize live working equipment such as insulating arm car to be under construction, when increasing live working safety risk, the operating efficiency has also been reduced, and, to the condition that has the barrier around the circuit, the operation degree of difficulty also greatly increased.
SUMMERY OF THE UTILITY MODEL
The utility model relates to an overcome prior art, aerial insulated wire need have a power failure to the circuit at the in-process that the puncture inserts, leads to influencing user's life, perhaps needs to build insulating platform and carry out live working, leads to the operating efficiency to reduce, and the problem of safe risk increase provides an electronic puncture instrument of 10kV insulated wire insulator spindle live working, can accomplish the operation of puncturing under the condition of contactless torsional shear bolt.
In order to realize the purpose, the utility model adopts the following technical scheme:
the utility model discloses, an electronic puncture instrument of 10kV insulated wire insulator spindle live working, including piercing depth, position sleeve, insulator spindle and drive arrangement, the outside at piercing depth is installed to the position sleeve, be equipped with the rotation axis that drives by drive arrangement in the insulator spindle, piercing depth's downside is equipped with turns round and cuts the bolt, be connected with the gear drive structure between position sleeve and the insulator spindle, the structural wrench shear spanner of installing and turning round and cutting the bolt adaptation of gear drive, gear drive structure and rotation axis are connected.
Drive the rotation axis through drive arrangement in this application and rotate, rethread gear drive structure makes the wrench shear spanner rotate, need not manual tightening and turns round the bolt of cutting to avoid operation personnel direct contact piercing depth's electrified part, operation personnel only need hold the insulator spindle and overlap the locating sleeve in the piercing depth outside, restart drive arrangement can, neither need have a power failure to operate, also need not to build insulating platform.
Preferably, the gear transmission structure comprises an input gear and an output gear, the input gear is arranged on an input shaft, the output gear and the torsional shear wrench are arranged on an output shaft together, and the input shaft is connected with the rotating shaft and synchronously rotates; the input gear is meshed with the output gear; this structure is with the rotation transmission of rotation axis to the input shaft, and input gear and the output gear of rethread meshing will move the transmission and reach the output shaft, and then drive the wrench screw of turn-ups and screw up the turn-ups bolt, simple structure, the transmission is reliable.
Preferably, the puncture device comprises two torsional shear bolts, two torsional shear wrenches are mounted on the gear transmission structure, the two torsional shear wrenches are respectively mounted on the two output shafts, and output gears on the two output shafts are meshed with the input gear simultaneously; make through this structure the utility model discloses can drive two sets of puncture blades and accomplish the puncture operation, compare in the condition that only a set of puncture blade, the better reliable and stable of puncture effect to, input gear simultaneously with two output gear engagement, make the puncture action of two sets of puncture blades go on in step, avoid one of them puncture blade to accomplish puncture back wire and take place deformation, lead to the unable condition of aiming at the wire of second puncture blade.
Preferably, the locating sleeve comprises a locating rod positioned between the two torsional shear bolts; in the process that the positioning sleeve is arranged outside the puncture device, the positioning rod plays a role in determining the distance between the two torsional shear bolts.
Preferably, the upper side of the puncture device is provided with a positioning clamping groove, and the positioning sleeve is provided with a spring clamping tongue matched with the positioning clamping groove.
Preferably, the lower end of the input shaft is provided with a clamping joint, and the upper end of the rotating shaft is provided with a clamping groove matched with the clamping joint; through the cooperation of joint and joint groove for rotation axis and position sleeve can quick assembly disassembly.
Preferably, the insulating rod comprises a plurality of unit combination rods with different lengths, the lower ends of the unit combination rods are respectively provided with a clamping head, and the upper ends of the unit combination rods are respectively provided with a clamping groove matched with the clamping head; through the combination to different unit combination axles, make the utility model discloses can have different length to adapt to the not puncture operation of the wire of co-altitude.
Preferably, the driving device comprises a direct current motor, and an output shaft of the direct current motor is connected with the rotating shaft through a worm gear; through direct current motor, can stabilize output torque to ensure that the moment of torsion of output can reach the puncture effect.
Preferably, the direct current motor is connected with a power supply through a flexible wire; the structure enables the position of the direct current motor to be adjusted within a certain range.
Therefore, the utility model discloses following beneficial effect has: (1) The puncture operation can be completed under the condition of not contacting the torsional shear bolt; (2) Puncture is completed through the two groups of puncture blades, so that the puncture reliability is improved; (3) The height can be adjusted to adapt to the puncture operation of wires with different heights.
Drawings
Fig. 1 is a schematic structural view of the puncture device according to the present invention.
Fig. 2 is a schematic sectional view of the puncturing device of the present invention.
Fig. 3 is a schematic sectional view of the gear transmission structure of the present invention.
Fig. 4 is a partial enlarged view of the present invention at fig. 1A.
In the figure: 1. the device comprises a puncture device 2, a positioning sleeve 3, an insulating rod 4, a driving device 5, a gear transmission structure 6, a rotating shaft 7, a torsional shear bolt 8, a torsional shear wrench 9, an input gear 10, an output gear 11, a positioning rod 12, a spring clamping tongue 13, a unit combination shaft 14, a flexible electric wire 15 and a power supply.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
In the embodiment shown in fig. 1-4, the electric puncture tool for live working of the insulating rod of the 10kV insulated wire comprises a puncture device 1, a positioning sleeve 2, an insulating rod 3 and a driving device 4, wherein a gear transmission structure 5 is connected between the positioning sleeve and the insulating rod, and the gear transmission structure is fixedly connected with the positioning sleeve. The positioning sleeve is arranged on the outer side of the puncture device, a rotating shaft 6 driven by a driving device is arranged in the insulating rod, a torsional shear bolt 7 is arranged on the lower side of the puncture device and comprises a hexagon nut, and a torsional shear wrench 8 is arranged on the gear transmission structure; the upper end of the torsional shear wrench is provided with a nut groove matched with the hexagonal head nut, and the nut groove is provided with an opening in the installation direction of the positioning sleeve, so that a torsional shear bolt can conveniently enter the nut groove; the gear transmission structure comprises an input gear 9 and an output gear 10, the input gear is arranged on an input shaft, the output gear and the torsional shear wrench are arranged on an output shaft together, and the input shaft is connected with the rotating shaft and synchronously rotates; the puncture device comprises two torsional shear bolts, two torsional shear wrenches are arranged in the positioning sleeve, the two torsional shear wrenches are respectively arranged on two output shafts, output gears on the two output shafts are simultaneously meshed with an input gear, and the positions of the two output gears in the axial direction are arranged in a staggered manner, so that the compactness of the structure is improved; the positioning sleeve is provided with a guide groove at the torsional shear bolt, the guide groove is provided with a guide opening in the installation direction of the positioning sleeve, the positioning sleeve comprises a positioning rod 11 positioned between the two torsional shear bolts, and the positioning rod is connected to the guide groove; a positioning clamping groove is formed in the upper side of the puncture device, and a spring clamping tongue 12 matched with the positioning clamping groove is arranged on the positioning sleeve; the lower end of the input shaft is provided with a clamping joint, and the upper end of the rotating shaft is provided with a clamping groove matched with the clamping joint; the insulation rod comprises a plurality of unit combination rods with different lengths, a rotary unit combination shaft 13 is arranged in each unit combination rod, the lower ends of the unit combination shafts are respectively provided with a clamping joint, and the upper ends of the unit combination shafts are respectively provided with a clamping groove matched with the clamping joint; the driving device comprises a direct current motor, and an output shaft of the direct current motor is connected with the rotating shaft through a worm gear; the dc motor is connected to a power supply 15 by a flexible electrical cord 14.
During the use, firstly, a lead to be connected is arranged in the puncture device, then the puncture device is arranged in the positioning sleeve, after the puncture device is arranged in the positioning sleeve, the spring clamping tongue extends into the positioning clamping groove to form fixation, then an appropriate unit combination rod is selected to form an insulating rod according to the height required to be installed, the insulating rod is connected with the gear transmission structure, and then the insulating rod is lifted up, so that the puncture device is installed on an overhead line to be connected. After the puncture device is installed, a direct current motor is started, a rotating shaft starts to rotate, and then the torsional shear wrench is driven to rotate through a gear transmission structure, the torsional shear wrench is screwed up gradually in the rotating process, a torsional shear bolt is screwed up gradually, the puncture device simultaneously punctures a lead which needs to be accessed and is overhead, the lead is accessed, the torsional shear wrench reaches certain torque force, a hexagonal nut of the torsional shear bolt is screwed off and is left in the torsional shear wrench, meanwhile, the puncture device completes the puncture operation, two leads are connected together, because the hexagonal nut is screwed off at the moment, and the thickness is reduced after the puncture device compresses tightly, a spring clamping tongue also exits from a positioning clamping groove, a positioning sleeve can exit from the outer side of the puncture device, and then the puncture lead is left on the lead.