CN211905649U - Portable fault detection case of bell-type FTU - Google Patents

Portable fault detection case of bell-type FTU Download PDF

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Publication number
CN211905649U
CN211905649U CN202020323249.7U CN202020323249U CN211905649U CN 211905649 U CN211905649 U CN 211905649U CN 202020323249 U CN202020323249 U CN 202020323249U CN 211905649 U CN211905649 U CN 211905649U
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China
Prior art keywords
aviation plug
ftu
current
voltage
detection
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CN202020323249.7U
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Chinese (zh)
Inventor
崔超奇
刘斌
董苏
安玲
魏存金
程亚航
赵锋
郭运泽
张振洋
邹龙
朱杰
张剑东
卢家奎
刘吉刚
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State Grid Corp of China SGCC
Fuyang Power Supply Co of State Grid Anhui Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Fuyang Power Supply Co of State Grid Anhui Electric Power Co Ltd
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Priority to CN202020323249.7U priority Critical patent/CN211905649U/en
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Abstract

The utility model provides a cover-type FTU portable fault detection box, which relates to the technical field of power system equipment, and is connected with an FTU and a column switch through a plug outside plug-in end of a detection box respectively; the inner side lead of the aviation plug is respectively and correspondingly connected with the wiring terminals on the terminal strip in sequence, and is used for detecting voltage or current by contacting two probes of the measuring meter with the wiring terminals of the corresponding terminal. According to the method, the detection box is arranged, and on the premise that the original wiring mode of the cover-type FTU and the column switch is not changed, the voltage or the current can be quickly measured by respectively switching the universal meters on the wiring terminals of the terminal block, so that the fault troubleshooting time is effectively shortened, and the working efficiency is greatly improved; and the detection box adopts detachable installation design, can be applied to more actual detection scenes, and is economical and practical, and suitable for wide popularization.

Description

Portable fault detection case of bell-type FTU
Technical Field
The utility model relates to an electric power system equipment technical field, concretely relates to portable fault detection case of bell-type FTU.
Background
With the popularization of the distribution network automation technology in China, feeder terminal cover type FTUs (distribution switch monitoring terminals) are widely distributed and installed on each node of a feeder line. The intelligent power distribution network monitoring system is matched with switching equipment of a power distribution network, can realize state monitoring, fault detection and positioning isolation of the power distribution network, further enables the power distribution network to run safely and reliably, and is an important component in power distribution network automation.
The bell-type FTU is installed on the pole, and in order to deal with outdoor abominable natural environment, FTU passes through the aviation plug and is connected with the column switch, and current signal adopts six-core aviation plug and FTU current socket to be connected, and voltage signal adopts six-core aviation plug and FTU voltage socket to be connected. When the FTU breaks down and needs to carry out voltage loop measurement, the pin distance is too close due to the adoption of an aerial plug connection mode, and short circuit is easily caused when measurement is carried out by using a detection meter (universal meter); when current loop measurement needs to be carried out, if the FTU pulls out the aviation plug, the current loop is disconnected, current cannot be measured, and if the aviation plug is not pulled out, the current aviation plug outer skin needs to be damaged, so that the current aviation plug is easy to damage by external force or aging and damage in the operation process. Therefore, a cover-type FTU portable fault detection box which is more convenient to detect is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a portable fault detection case of bell-type FTU aims at solving the inconvenient technical problem of current cover body FTU detection.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a cover type FTU portable fault detection box comprises an FTU, a detection box and a column switch which are electrically connected in sequence;
the detection box comprises a box body, a navigation plug and a terminal strip; the aviation plug and the terminal strip are arranged on the box body; the detection box is connected with the FTU and the column switch through the outer side plug-in end of the aviation plug respectively; the inner side lead of the aviation plug is respectively and correspondingly connected with the wiring terminals on the terminal strip in sequence, and is used for detecting voltage or current by contacting two probes of the measuring meter with the wiring terminals of the corresponding terminals.
Preferably, the aviation plug comprises an aviation plug male head and an aviation plug female head; the aviation plug is arranged corresponding to the jack on the FTU; the aviation plug is arranged corresponding to the contact pin on the pole-mounted switch.
Preferably, the left side and the right side of the detection box are respectively provided with a current detection unit and a voltage detection unit.
Preferably, the current detection unit comprises a current terminal row, a current aviation plug male head and a current aviation plug female head, and a lead on the current aviation plug male head is correspondingly connected with a lead on the current aviation plug female head through the current terminal row;
the voltage detection unit comprises a voltage terminal row, a voltage aviation plug male head and a voltage aviation plug female head, wherein the voltage aviation plug male head is correspondingly connected with the voltage aviation plug female head through a lead of the voltage terminal row.
Preferably, a partition board is further arranged between the current detection unit and the voltage detection unit and used for separating the left detection unit and the right detection unit.
Preferably, two wires are led out of the terminal row and connected with a power plug.
Preferably, a hoop for positioning and installing the FTU is further arranged; the detection box is detachably and fixedly connected with the hoop; and the detection box is positioned and installed on the telegraph pole through the anchor ear.
Preferably, a fixing nut is further arranged on one side of the detection box; the fixing screw passes through the screw hole of staple bolt and links to each other with fixation nut for realize dismantling the fixed establishment on the wire pole with the detection case.
Preferably, the aviation plug is further provided with a dustproof cap.
Preferably, the detection box is further provided with an auxiliary power line.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this application is through setting up the detection case, on the original mode of wiring that does not change bell-type FTU and column switch, through the mode of switching the universal meter on the binding post of terminal row respectively, can measure voltage or electric current fast, has shortened troubleshooting time effectively, detects convenient and fast more, has improved work efficiency greatly.
2. The utility model provides a detection case adopts detachable installation design, can use in more actual detection scenes, and economical and practical is fit for extensively promoting.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the detection box of the present invention;
fig. 3 is a schematic diagram of an FTU upper interface of the present invention;
fig. 4 is a schematic structural diagram of another embodiment of the present invention;
the reference numbers in the figures illustrate:
1. an FTU; 2. a detection box; 21. a box body; 22. aviation plug; 221. an aviation plug; 2211. a current aviation plug; 2212. a current aircraft plug; 222. an aircraft plug; 2221. a voltage aviation plug; 2222. a voltage aircraft plug; 23. a terminal block; 231. a current terminal row; 232. a voltage terminal row; 24. fixing a nut; 3. a pole-mounted switch; 4. an overhead vehicle; 5. hooping; 6. a utility pole; 7. a partition plate; 8. a clamp ammeter clamp; 9. and a power plug.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a portable fault detection case of bell-type FTU aims at solving the current inconvenient technical problem of cover body FTU detection.
With reference to fig. 1 and 2, specifically, the device comprises an FTU1, a detection box 2 and an on-column switch 3 which are electrically connected in sequence;
the detection box 2 comprises a box body 21, an aviation plug 22 and a terminal strip 23; the aviation plug 22 and the terminal strip 23 are installed on the box body 21; the detection box 2 is respectively connected with the FTU1 and the column switch 3 through the outer side plug-in end of the aviation plug 22; the inner leads of the aviation plug 22 are respectively and correspondingly connected with the wiring terminals on the terminal row 23 in sequence, and are used for detecting voltage or current by contacting two probes of the measuring meter with the wiring terminals of the corresponding terminals.
The FTU1 is connected with the detection box 2 and the column switch 3 through the aviation plug 22, so that troubleshooting can be performed in the detection box 21, and detection is more convenient and quicker on the basis of not changing the original wiring; the detection box 2 does not change the original wiring mode of the cover type FTU1 and the column switch 3, and can quickly measure voltage or current by respectively switching a universal meter on the wiring terminal of the terminal block 23, thereby effectively shortening the fault troubleshooting time and greatly improving the working efficiency; the utility model provides a detection case 2 adopts detachable installation design, can use in more actual detection scenes, and economical and practical is fit for extensively promoting.
The aviation plug 22 comprises an aviation plug male head 221 and an aviation plug female head 222; the aviation plug 221 and the jack on the FTU1 are arranged correspondingly; the leads of the aviation plug 221 are respectively connected with the wiring terminals on one side of the terminal strip 23; the lead of the aviation plug 222 is connected with the connecting terminal at the other side of the terminal block 23; the aviation plug 222 is arranged corresponding to the pin on the pole-mounted switch 3.
A current detection unit and a voltage detection unit are respectively arranged on the left side and the right side of the detection box 2; the current detection unit comprises a current terminal row 231, a current aviation plug 2211 and a current aviation plug 2212, and a lead on the current aviation plug 2211 is correspondingly connected with a lead on the current aviation plug 2212 through the current terminal row 231; the voltage detection unit comprises a voltage terminal row 232, a voltage aviation plug 2221 and a voltage aviation plug 2222, wherein the voltage aviation plug 2221 is correspondingly connected with the upper lead of the voltage aviation plug 2222 through the voltage terminal row 232; and a partition plate 7 is also arranged between the current detection unit and the voltage detection unit and used for separating the left detection unit and the right detection unit.
It should be noted that, with reference to fig. 2 and fig. 3, the current aircraft plug 2211 is connected to the current aircraft plug 2212TA of the FTU1 at one end, and is connected to the current aircraft plug 2212 in the detection box 2 through the current terminal row 231. The current terminal row 231 is located at the upper left side of the detection box 2, the connection mode between current aerial plugs in the box is six scattered wires, the current terminal row 231 is sequentially named as Ia, Ib, Ic, I0 and I0n from left to right and is attached with a signboard, and as the current terminal row 231 is located at the upper position, the lower part of the current terminal row has a larger space and the wires are also longer, the clamp-type ammeter clamp 8 can conveniently obtain the current value of each phase, and then fault troubleshooting is performed.
It should be noted that, referring to fig. 2 and fig. 3, one end of the voltage aviation plug 2221 is connected to the voltage aviation plug SPS of the FTU1, and the other end is connected to the voltage aviation plug 2222 inside the detection box 2 through the voltage terminal row 232. The connection mode between the voltage aerial plugs in the box is six scattered wires, and the voltage terminal row 232 is named as Usa, Usc, Usb, Ua, Uc and Ub from left to right in sequence. When the voltage is required to be detected, the corresponding voltage value can be detected by using two probe points of the voltmeter to the positions of the corresponding terminal rows 23.
Two wires are additionally led out from the terminal blocks 23Usa and Usc and connected with the power plug 9, so that when the power failure in a voltage loop is detected, the next test cannot be carried out due to no power input, the plug can be inserted into a mains supply or a mobile power supply at the moment, power is supplied to the FTU1 body, and the next fault investigation is facilitated.
A fixing nut 24 is further arranged on one side of the detection box 2; the fixing screw passes through the screw hole of the hoop 5 and is connected with the fixing nut 24, so as to detachably fix the detection box 2 on the telegraph pole 6.
The aviation plug 22 is also provided with a dustproof cap; the dustproof caps are four in number, are made of rubber materials and are slightly larger than the aviation plug, and the dustproof caps are used for protecting the aviation plug from being damaged by external force and are smooth and clean in the aviation plug. When the detection box 2 is used, the dust cap is taken down; when the detection box 2 is not used, a dust cap is covered.
In one embodiment, the detection box 2 is further provided with an auxiliary power line; when the power failure is detected, because no power input exists, the next test cannot be carried out, at the moment, the plug can be inserted into the commercial power or the mobile power supply to provide power for the FTU1 body, and the next troubleshooting is convenient to carry out.
Preferably, a hoop 5 for positioning and installing the FTU1 is further arranged; the detection box 2 is detachably and fixedly connected with the hoop 5; the detection box 2 is positioned and installed on the telegraph pole through the hoop 5, so that the positioning and installation of the whole device are realized; when the FTU1 is detected by adopting a pole climbing operation mode, the detection box 2 is fixed on the telegraph pole 6 by using a mode of combining the hoop 5 and the detection box 2; when adopting overhead truck 4 operation mode to detect FTU1, only need put into overhead truck 4 basket on the operation platform can accomplish the fault detection with detection case 2.
In an embodiment, with reference to fig. 4, the hoop 5 is detachably designed, when the detection box 2 is used, the hoop 5 is connected to the fixing nut 24 of the detection box 2 through the fixing screw, and the detection box 2 can be firmly fixed to the telegraph pole 6 through the hoop 5, so that the operator on the telegraph pole is not required to hold the telegraph pole by hand, the operation burden on the telegraph pole is reduced, and the work efficiency is greatly improved. When detection case 2 did not use, twist out the set screw, can realize staple bolt 5 and detection case 2's separation, reduced detection case 2's volume, portable.
It should be noted that the detachable design meets the detection scenes of various cover-type FTU1, and with reference to fig. 1, when a pole climbing operation mode is adopted to detect the FTU1, the detection box 2 is fixed on the telegraph pole 6 by using a mode of combining the hoop 5 and the detection box 2; referring to fig. 4, when the overhead trolley 4 is used to test the FTU1, the test can be completed only by placing the test box 2 on the operation platform inside the basket of the overhead trolley 4.
It should be noted that the detailed description of the present invention is not included in the prior art, or can be obtained directly from the market, and those skilled in the art can obtain the detailed description without creative efforts, and the detailed connection method has a very wide application in the field or daily life, and is not described in detail herein.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. The utility model provides a portable fault detection case of bell-type FTU which characterized in that: the device comprises an FTU, a detection box and a column switch which are electrically connected in sequence;
the detection box comprises a box body, a navigation plug and a terminal strip; the aviation plug and the terminal strip are arranged on the box body; the detection box is connected with the FTU and the column switch through the outer side plug-in end of the aviation plug respectively; the inner side lead of the aviation plug is respectively and correspondingly connected with the wiring terminals on the terminal strip in sequence, and is used for detecting voltage or current by contacting two probes of the measuring meter with the wiring terminals of the corresponding terminals.
2. The boot-type FTU portable fault detection kit of claim 1, further comprising: the aviation plug comprises an aviation plug male head and an aviation plug female head; the aviation plug is arranged corresponding to the jack on the FTU; the aviation plug is arranged corresponding to the contact pin on the pole-mounted switch.
3. The boot-type FTU portable fault detection kit of claim 1, further comprising: and the left side and the right side of the detection box are respectively provided with a current detection unit and a voltage detection unit.
4. The boot-type FTU portable fault detection kit of claim 3, further comprising: the current detection unit comprises a current terminal row, a current aviation plug male head and a current aviation plug female head, wherein a lead on the current aviation plug male head is correspondingly connected with a lead on the current aviation plug female head through the current terminal row;
the voltage detection unit comprises a voltage terminal row, a voltage aviation plug male head and a voltage aviation plug female head, wherein the voltage aviation plug male head is correspondingly connected with the voltage aviation plug female head through a lead of the voltage terminal row.
5. The boot-type FTU portable fault detection kit of claim 3, further comprising: and a partition plate is arranged between the current detection unit and the voltage detection unit and used for separating the left detection unit and the right detection unit.
6. The boot-type FTU portable fault detection kit of claim 1, further comprising: two wires are led out of the terminal row and connected with a power plug.
7. The boot-type FTU portable fault detection kit of claim 1, further comprising: the anchor ear is used for positioning and installing the FTU; the detection box is detachably and fixedly connected with the hoop; and the detection box is positioned and installed on the telegraph pole through the anchor ear.
8. The boot-type FTU portable fault detection kit of claim 1, further comprising: one side of the detection box is also provided with a fixing nut; the fixing screw passes through the screw hole of staple bolt and links to each other with fixation nut for realize dismantling the fixed establishment on the wire pole with the detection case.
9. The boot-type FTU portable fault detection kit of claim 1, further comprising: and the aviation plug is also provided with a dustproof cap.
10. The boot-type FTU portable fault detection kit of claim 1, further comprising: and an auxiliary power line is also arranged on the detection box.
CN202020323249.7U 2020-03-16 2020-03-16 Portable fault detection case of bell-type FTU Active CN211905649U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020323249.7U CN211905649U (en) 2020-03-16 2020-03-16 Portable fault detection case of bell-type FTU

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020323249.7U CN211905649U (en) 2020-03-16 2020-03-16 Portable fault detection case of bell-type FTU

Publications (1)

Publication Number Publication Date
CN211905649U true CN211905649U (en) 2020-11-10

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ID=73323454

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020323249.7U Active CN211905649U (en) 2020-03-16 2020-03-16 Portable fault detection case of bell-type FTU

Country Status (1)

Country Link
CN (1) CN211905649U (en)

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