CN212207555U

CN212207555U - Distribution lines fault locating device

Info

Publication number: CN212207555U
Application number: CN202020164514.1U
Authority: CN
Inventors: 王维琴
Original assignee: Nanjing Huiteng Electronic Technology Co Ltd
Current assignee: Nanjing Huiteng Electronic Technology Co Ltd
Priority date: 2020-02-12
Filing date: 2020-02-12
Publication date: 2020-12-22
Anticipated expiration: 2030-02-12

Abstract

The utility model relates to a distribution lines check out test set technical field especially relates to a distribution lines fault locating device, a distribution lines fault locating device of this technique, this fault locating device include annular installation circle, annular installation circle one side is provided with the installation entry, the installation entrance is provided with fixed equipment, be provided with down fixed half groove in the annular installation circle, fixed half groove passes through the stiff end to be fixed in the annular installation circle down, be provided with corresponding first movable half groove on the fixed half groove down, be connected with the installation axle on the first movable half groove, be provided with mutual inductance coil in the annular installation circle under the fixed half groove down, mutual inductance coil passes through the wire and connects signal display. The advantages are that: the cable is fixed in the annular mounting ring, and induction current is generated through the mutual inductance coil in the annular mounting ring and is transmitted to the signal display through the lead for monitoring the circuit.

Description

Distribution lines fault locating device

Technical Field

The utility model relates to a distribution lines check out test set technical field especially relates to a distribution lines fault locating device.

Background

The distribution line is a transmission circuit line from a transformer substation to a distribution transformer of a user, and has the problems of multiple branch circuits, long line, complex surrounding conditions and multiple crossed lines. In recent years, with the appearance of computer technology and network technology, various distribution line monitoring systems appear in urban distribution network lines, and play an important role in analyzing line faults, so that the distribution automation systems are mainly applied to urban distribution networks.

In rural areas, along with the better and better life, household appliances, refrigerators, air conditioners and heaters are applied, the electricity consumption burden is gradually increased, so that rural distribution lines are prone to faults due to overload, in order to avoid the fault becoming a long-time large-area power failure condition, workers need to go around to monitor the fault distribution lines, the input of manpower and material resources is increased, the waste of resources is caused, and the distribution line fault positioning device is provided.

In current distribution lines fixed position device, this positioner installation is inconvenient, dismantles also inconvenient, has reduced staff's installation effectiveness, increases staff installation time, consequently, needs seek the device that is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art in the remote area, distribution lines breaks down easily, is difficult for discovering, therefore leads to long-time, the large tracts of land power failure problem and device installation time long, dismantles difficult problem, and a distribution lines fault location device who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a distribution lines fault locating device, this fault locating device includes annular installation circle, annular installation circle one side is provided with the installation entry, the installation entry is provided with fixed equipment, be provided with down fixed half groove in the annular installation circle, fixed half groove passes through the stiff end to be fixed in annular installation circle down, be provided with corresponding first movable half groove on the fixed half groove down, be connected with the installation axle on the first movable half groove, be provided with mutual inductance coil in the annular installation circle under the fixed half groove down, mutual inductance coil passes through the wire and connects signal display.

Preferably, a lengthened fixed shaft is arranged at the rear end of the annular mounting ring, the lengthened fixed shaft comprises a hollow shaft fixed with the annular mounting ring and a winding shaft located at the rear end of the hollow shaft, a through hole is formed in the tail end of the hollow shaft, a winding gear ring is arranged outside the winding shaft, and the tail end of the winding shaft is connected with a fixed hole.

Preferably, the fixing device comprises two fixed inner grooves positioned at the upper end of the annular mounting ring, the fixed inner grooves are respectively connected with a pressing shaft and a locking shaft through spring shafts, the pressing shaft is positioned on the outer side of the locking shaft and is connected in series through a connecting shaft, and the locking shaft extends downwards to the locking inner groove on the other side of the annular mounting ring.

Preferably, the installation inlet is a V-shaped opening.

Therefore, the utility model discloses the technical effect who reaches is: 1. the cable is fixed in the annular mounting ring, induction current is generated through a mutual inductance coil in the annular mounting ring and is transmitted to the signal display through a lead for monitoring a circuit;

2. the rear end of the annular mounting ring is provided with a lengthened fixing shaft for fixing a lead connected with the mutual inductor, the lead passes through the hollow shaft and then penetrates out of the through hole in the winding process, so that the lead is convenient to fix, the penetrated lead is wound on a winding gear ring outside the winding shaft, the leads with different lengths are convenient to fix, and finally the penetrated lead penetrates out of the fixing hole so as to be convenient to fix with the lead outside the winding shaft;

3. when fixing the cable conductor, aim at the cable conductor with the installation entry of annular installation circle, insert the installation mouth with the cable conductor axial in, make the cable conductor support to press the axle, and press downwards, the axle that utilizes to press contracts in driving locking axial fixity inside groove through the connecting axle, open fixed equipment, slide the cable conductor in the annular installation circle, owing to the design of spring axle in the fixed inside groove, make and press the axle, locking axle automatic re-setting, make the locking axle reset to the locking inside groove in, accomplish the installation of annular installation circle, the one hand can operate, the convenience of annular installation circle has been improved.

Drawings

Fig. 1 is a schematic structural diagram of a distribution line fault location device provided by the present invention;

fig. 2 is a schematic structural diagram of a middle mutual inductor of the distribution line fault location device provided by the present invention;

fig. 3 is a schematic structural view of a middle lengthened fixed shaft of the distribution line fault location device provided by the present invention;

fig. 4 is an enlarged view of a point a in fig. 1 according to the present invention;

fig. 5 is the utility model provides a distribution lines fault locating device's working principle diagram.

Description of reference numerals: 1-annular mounting ring, 2-mounting inlet, 3-lower fixed half groove, 4-upper movable half groove, 5-mounting shaft, 6-fixed end, 7-mutual inductor, 8-lengthened fixed shaft, 9-hollow shaft, 10-winding shaft, 11-perforation, 12-winding gear ring, 13-fixed hole, 14-fixed inner groove, 15-spring shaft, 16-pressing shaft, 17-locking shaft, 18-connecting shaft, 19-locking inner groove and 20-signal display.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the invention.

The distribution line fault positioning device is provided for solving the problems that a distribution line is easy to break down and is difficult to find in a remote area in the prior art, so that the problem of long-time and large-area power failure is caused, the installation time of the device is long, and the disassembly is difficult.

Example one

As shown in FIGS. 1-5, in the embodiment of the present invention, a distribution line fault location device comprises an annular installation ring 1, an installation inlet 2 is provided at one side of the annular installation ring 1, a fixing device is provided at the installation inlet 2, a lower fixing half-groove 3 is provided in the annular installation ring 1, the lower fixing half-groove 3 is fixed in the annular installation ring 1 through a fixing end 6, a corresponding upper movable half-groove 4 is provided on the lower fixing half-groove 3, an installation shaft 5 is connected to the upper movable half-groove 4, a mutual inductance coil 7 is provided in the annular installation ring 1 below the lower fixing half-groove 3, the mutual inductance coil 7 is connected with a signal display 20 through a lead, a cable is clamped into the lower fixing half-groove 4 in the annular installation ring 1 through the installation inlet 2, the installation shaft 5 on the corresponding upper movable half-groove 4 is adjusted according to the diameter of the cable, by rotating the installation shaft 5 inwards or outwards, the upper movable half shaft 4 is tightened or loosened, after the cable is electrified, induced current is generated through the mutual inductance coil 7 in the annular mounting ring 1 and is transmitted to a signal display through a lead for monitoring a circuit.

Preferably, the rear end of the annular mounting ring 1 is provided with a lengthened fixed shaft 8, the lengthened fixed shaft 8 comprises a hollow shaft 9 fixed with the annular mounting ring 1 and a winding shaft 10 positioned at the rear end of the hollow shaft 9, the tail end of the hollow shaft 9 is provided with a through hole 11, a winding gear ring 12 is arranged outside the winding shaft 10, the tail end of the winding shaft 10 is connected with a fixed hole 13, the lengthened fixed shaft 8 is arranged at the rear end of the annular mounting ring 1 and used for fixing a lead connected with the mutual inductor 7, the lead passes through the hollow shaft 9 and then penetrates out of the through hole 11 in the winding process so as to be convenient for fixing the lead, and the penetrated lead is wound on the winding gear ring 12 outside the winding shaft 10 so as to be convenient for fixing the leads with different lengths and finally penetrates out of the fixed hole 13 so as to be convenient for fixing the lead outside the winding shaft; when the wire is connected with the signal display 20 and needs to be lengthened, the wire in the winding gear ring 12 only needs to be screwed out and then is peeled and pulled outwards through the fixing hole 13, and the wire can be loosened and lengthened.

Preferably, the fixing device comprises two fixed inner grooves 14 positioned at the upper end of the annular mounting ring 1, the fixed inner grooves 14 are respectively connected with a pressing shaft 16 and a locking shaft 17 through a spring shaft 15, the pressing shaft 16 is positioned at the outer side of the locking shaft 17 and is connected in series through a connecting shaft 18, the locking shaft 17 extends downwards to a locking inner groove 19 at the other side of the annular mounting ring 1, the mounting inlet 2 is a V-shaped opening, when the cable is fixed, the mounting inlet 2 of the annular mounting ring 1 is aligned with the cable, the cable is axially inserted into the mounting inlet 2, the cable is abutted against the pressing shaft 16 and is pressed downwards, the pressing shaft 16 is used for driving the locking shaft 17 to retract towards the fixed inner grooves 14 through the connecting shaft 18, the fixing device is opened, the cable is slid into the annular mounting ring 1, due to the design of the spring shaft 15 in the fixed inner grooves 14, the pressing shaft 16 and the locking shaft 17 are automatically reset, the locking shaft 17 is reset into the locking inner groove 19, the installation of the annular installation ring 1 is completed, the operation can be performed by one hand, and the convenience of the annular installation ring 1 is improved; when the annular mounting ring 1 needs to be taken down, the pressing shaft 16 can be pressed down, the pressing shaft 16 and the locking shaft 17 retract into the fixed inner groove 14 at the moment, the mounting inlet 2 is opened, the annular mounting ring 1 can be dismounted, and meanwhile, the V-shaped opening mounting inlet 2 is designed, so that the cable can be conveniently inserted in an embedded manner.

Therefore, when the distribution line fixing and positioning device works, the annular mounting ring 1 is respectively connected with the L1, the L2 and the L3 of the distribution line, PE is grounded, a lead of the mutual inductor 7 in the annular mounting ring 1 is connected to the signal display 20, the corresponding induced current monitored by the mutual inductor 7 is transmitted to the central control module CPU in the signal display 20 through the lead, the work of the central control module CPU depends on a power supply, the central control module CPU processes and converts the induced current, data are displayed on the display module, and meanwhile, if the monitored data are failed, the signal is transmitted to the alarm module, so that alarm is realized, the worker is reminded of the occurrence of the failure in the line, the worker can timely receive the information, and timely maintenance and nursing are carried out.

Meanwhile, the power supply depended on in the signal display 20 in the device can be a solar power supply, can be an additionally arranged battery for power generation, and only needs to be checked and maintained by workers regularly and does not need to be watched and maintained frequently.

Still further, this distribution lines fixed position device adopts monitoring devices alternate segregation and also alternate segregation's state with signal display 20, and the change after being convenient for wherein a part damages has reduced positioner's rate of loss.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a distribution lines fault locating device which characterized in that: this fault locating device includes annular installation circle (1), annular installation circle (1) one side is provided with installation entry (2), installation entry (2) department is provided with fixed equipment, be provided with down fixed half groove (3) in annular installation circle (1), fixed half groove (3) are fixed in annular installation circle (1) through stiff end (6) down, be provided with corresponding last activity half groove (4) down on fixed half groove (3), be connected with installation axle (5) on last activity half groove (4), be provided with mutual inductance coil (7) in annular installation circle (1) under fixed half groove (3) down, mutual inductance coil (7) pass through wire connection signal display (20).

2. The distribution line fault locating device of claim 1, wherein: annular installation circle (1) rear end is provided with extension fixed axle (8), extension fixed axle (8) are including the quill shaft (9) fixed with annular installation circle (1) and be located the coiling axle (10) of quill shaft (9) rear end, the tail end of quill shaft (9) is provided with perforation (11), coiling axle (10) are provided with outward and roll up ring gear (12), coiling axle (10) end-to-end connection has fixed orifices (13).

3. The distribution line fault locating device of claim 1, wherein: the fixing device comprises two fixed inner grooves (14) located at the upper end of the annular mounting ring (1), the fixed inner grooves (14) are respectively connected with a pressing shaft (16) and a locking shaft (17) through spring shafts (15), the pressing shaft (16) is located on the outer side of the locking shaft (17), the pressing shaft and the locking shaft are connected in series through connecting shafts (18), and the locking shaft (17) extends downwards into a locking inner groove (19) on the other side of the annular mounting ring (1).

4. The distribution line fault locating device of claim 1, wherein: the mounting inlet (2) is a V-shaped opening.