CN218678409U

CN218678409U - Fault judger with ballast and current detection

Info

Publication number: CN218678409U
Application number: CN202222601934.3U
Authority: CN
Inventors: 裴玺; 任军; 孙皓卿; 陆玲
Original assignee: CHANGZHOU CITY LIGHTING ENGINEERING CO LTD
Current assignee: CHANGZHOU CITY LIGHTING ENGINEERING CO LTD
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-03-21
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a fault judgement device with ballast and current detection, it includes ballast, air switch and ampere meter, and air switch's inlet wire end is connected with the inlet wire alligator clip through the wire, and air switch's leading-out terminal passes through the wire and is connected with the inlet wire end of ballast, and the leading-out terminal of ballast is connected with the alligator clip of being qualified for the next round of competitions through the wire, and the cover is equipped with the mutual-inductor on ballast and the wire between the alligator clip of being qualified for the next round of competitions, and the mutual-inductor passes through the wire and is connected with the ampere meter. The utility model relates to an ingenious, it is convenient to use, in the street lamp maintenance process, change through the detection current, can judge the position of short circuit trouble in the circuit, can not bring new trouble hidden danger point to the street lamp cable, through adding ammeter and mutual-inductor in whole device, the inconvenience of bringing has been avoided using the ammeter of clamp flow to measure, use air switch, avoided using the ballast overheated or the too big safety problem that causes of electric current for a long time, can the auto-power-off, the security and the convenience of maintenance process have been ensured.

Description

Fault judger with ballast and current detection

Technical Field

The utility model belongs to the technical field of electrical equipment, concretely relates to fault determination ware with ballast and current detection.

Background

In recent years, city lighting engineering is implemented in all cities in China, so that the cities in China are gorgeous and rich in night sky, single municipal construction and other pavement construction often damage buried cables, the hardening and greening of the pavement make people inconvenient to excavate in large area to find fault points, the safe and normal operation of street lamp facilities is seriously influenced, long-time large-area lamp failure brings inconvenience to the life of citizens, and a simple, quick and accurate method for detecting the fault points of the street lamp cables is needed.

The traditional street lamp cable fault detection usually uses a megohmmeter and a universal meter, the power supply radius of a street lamp line is generally 0.4-0.6 < 13214m, the street lamp interval is 30-40m, the whole line is similar to a trunk, the loads are dispersed, the street lamp load must be cut off firstly when the same ground insulation resistance of the cable needs to be detected, then a middle point is selected to be cut off, the same ground insulation test is carried out phase by using the megohmmeter and the universal meter, and the direction of a fault point is judged by an exclusion method.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fault judger with ballast and current detection to the not enough of above-mentioned prior art.

The utility model adopts the technical scheme as follows:

the utility model provides a fault determination ware with ballast and current detection, it includes ballast, air switch and ampere meter, and air switch's inlet wire end is connected with inlet wire crocodile through the wire and presss from both sides, and air switch's outlet wire end passes through the wire and is connected with the inlet wire end of ballast, and the outlet wire end of ballast is connected with the crocodile of being qualified for the next round of competitions through the wire and presss from both sides, and the cover is equipped with the mutual-inductor on the wire between ballast and the crocodile of being qualified for the next round of competitions presss from both sides, and the mutual-inductor passes through the wire and is connected with the ampere meter.

In a specific scheme, a zero line end of an ammeter is connected with a zero line alligator clip through a lead, and a fire line end of the ammeter is connected with a line inlet end of a ballast through a lead.

In the device, bosses are arranged on two sides of the ballast, and the air switch is fixed on the boss on the opposite side of the wiring terminal of the ballast.

Further, the boss is connected with the mounting bracket, and the mounting bracket is L shape, and the ampere meter passes through the mounting bracket setting in the top of ballast.

Preferably, the boss is provided with a plurality of fixing holes for binding the cable.

In the device, the ballast is a high-voltage sodium lamp ballast, the power of the ballast is 400W, and the rated current of the air switch is 10A.

In a preferred scheme, the outside of the incoming crocodile clip, the outgoing crocodile clip and the zero line crocodile clip are all sleeved with insulating sleeves, and the insulating sleeves are provided with anti-skid lines.

Furthermore, the incoming line crocodile clip and the zero line crocodile clip are red, and the outgoing line crocodile clip is black.

The beneficial effects of the utility model are that:

the utility model relates to an ingenious, it is convenient to use, overhaul the in-process at the street lamp, change through the detection current, can judge the position of short-circuit fault in the circuit, can not bring new trouble hidden danger point to the street lamp cable, through adding ammeter and mutual-inductor in whole device, the inconvenience of bringing has been avoided using the ammeter of clamp to measure, use air switch, avoided using the ballast overheated or the too big safety problem that causes of electric current for a long time, can the auto-power-off, the security and the convenience of overhaul the process have been ensured.

Drawings

Fig. 1 is a schematic connection diagram of the present invention;

fig. 2 is a schematic perspective view of the present invention;

fig. 3 is a schematic perspective view of another perspective of the present invention;

in the figure: 1-a ballast; 2-an air switch; 3-an ammeter; 4-a transformer; 5-an incoming crocodile clip; 6-outlet crocodile clips; 7-zero line alligator clip; 8-boss; 9-a mounting frame; 10-an insulating sleeve; 11-fixing hole.

Detailed Description

The invention will be further described with reference to the accompanying drawings:

as shown in the figure, the utility model discloses it is including ballast 1, air switch 2 and ampere meter 3, and air switch 2's inlet wire end is connected with inlet wire alligator clip 5 through the wire, and air switch 2's leading-out terminal passes through the wire and is connected with ballast 1's inlet wire end, and ballast 1's leading-out terminal is connected with the alligator clip 6 of being qualified for the next round of competitions through the wire, and the cover is equipped with mutual-inductor 4 on ballast 1 and the wire between the alligator clip 6 of being qualified for the next round of competitions, and mutual-inductor 4 passes through the wire and is connected with ampere meter 3.

The utility model discloses in, ballast 1 and air switch 2 are for establishing ties, and 4 covers of mutual-inductor are established on ballast 1 and the wire of being qualified for the next round of competitions between alligator clip 6, and two wiring ends of mutual-inductor 4 are connected with ampere meter 3, can measure the electric current on this section wire to show on ampere meter 3's display screen, audio-visual display current's size and change.

In the device, a zero line end of an ammeter 3 is connected with a zero line alligator clip 7 through a wire, during actual operation, the zero line alligator clip 7 is connected with a zero line row in a street lamp circuit, and a live wire end of the ammeter 3 is connected with a wire inlet end of a ballast 1 through a wire.

In a preferred scheme, the both sides of ballast 1 are provided with boss 8, and air switch 2 is fixed on the boss 8 of the relative one side of wiring end of ballast 1, guarantees that device overall structure is compact, and boss 8 is connected with mounting bracket 9, and mounting bracket 9 is L shape, and ampere meter 3 passes through mounting bracket 9 and sets up the top at ballast 1. Preferably, the boss 8 is provided with a plurality of fixing holes 11 for binding the cables, so as to prevent different wires from being wound.

In a specific scheme, the ballast 1 is a high-voltage sodium lamp ballast, the power of the ballast 1 is 400W, the rated current of the air switch 2 is 10A, and the situation that the ballast 1 is automatically switched off when the current is too large and the ballast 1 is overheated in the test time process is avoided.

In this device, the inlet wire alligator clip 5, the alligator clip 6 of being qualified for the next round of competitions presss from both sides 7 wholly can adopt pure copper, the iron nickel plating, iron galvanization zinc, iron copper facing or stainless steel, the inlet wire alligator clip 5, the alligator clip 6 of being qualified for the next round of competitions presss from both sides the outside cover of 7 with zero line alligator clip and is equipped with insulating cover 10, establish respectively on two clamping shanks that the alligator clip is pressed from both sides, dismantlement or installation that can be free, make things convenient for the device to change the wire, in addition, be provided with anti-skidding line on the insulating cover 10. Still can establish the wiring hole on the clamp holder of alligator clip, the wire passes through the wiring nose to be connected with the alligator clip, if the wire damages, it is more convenient to change.

The insulating sleeve 10 that inlet wire alligator clip 5 and zero line alligator clip 7 is red, and inlet wire alligator clip 5 and zero line alligator clip 7 can adopt different sizes, and the insulating sleeve 10 that is qualified for next round of competitions alligator clip 6 is the black, can distinguish fast at the in-process of overhauing and connect, shortens the time, raises the efficiency.

The utility model discloses a use as follows:

when the street lamp circuit is overhauled, correctly insert each section circuit of street lamp in proper order with inlet wire alligator clip 5, the alligator clip 6 and zero line alligator clip 7 of being qualified for the next round of competitions, carry out instantaneous power transmission, can show the electric current of linkage segment circuit on the ampere meter 3 automatically, if test that a certain section electric current reduces or falls to 0A suddenly by a wide margin, then the position of trouble just is in this section circuit, can carry out on next step the maintenance this moment.

Other processes of the utility model can adopt the prior art.

The best embodiment of the present invention has been clarified, and the further expansion made by the person skilled in the art to the present invention all falls into the protection scope of the present invention.

Claims

1. The utility model provides a fault determination ware with ballast and current detection, characterized by it includes ballast (1), air switch (2) and ampere meter (3), the inlet wire end of air switch (2) is connected with inlet wire alligator clip (5) through the wire, the outlet wire end of air switch (2) pass through the wire with the inlet wire end of ballast (1) is connected, the outlet wire end of ballast (1) is connected with outlet wire alligator clip (6) through the wire, the cover is equipped with mutual-inductor (4) on ballast (1) and the wire between outlet wire alligator clip (6), mutual-inductor (4) pass through the wire with ampere meter (3) are connected.

2. The fault determiner with ballast and current sensing as claimed in claim 1, wherein the neutral terminal of the current meter (3) is connected to a neutral alligator clamp (7) by a wire, and the live terminal of the current meter (3) is connected to the incoming terminal of the ballast (1) by a wire.

3. The fault determiner with ballast and current sensing as claimed in claim 1, wherein bosses (8) are provided on both sides of the ballast (1), and the air switch (2) is fixed to the bosses (8) on the opposite side of the terminal of the ballast (1).

4. The fault determiner with ballast and current sensing as claimed in claim 3, characterized in that a mounting bracket (9) is connected to the boss (8), the mounting bracket (9) being L-shaped, the ammeter (3) being arranged above the ballast (1) via the mounting bracket (9).

5. The fault determiner with ballast and current sensing as claimed in claim 3, wherein the boss (8) is formed with a plurality of fixing holes (11) for binding the cable.

6. The fault determiner with ballast and current sensing as claimed in claim 1, characterized in that the ballast (1) is a high-pressure sodium lamp ballast, the power of the ballast (1) is 400W, and the rated current of the air switch (2) is 10A.

7. The fault judger with ballast and current sensing according to claim 2, characterized in that the outside of the incoming crocodile clip (5), the outgoing crocodile clip (6) and the zero line crocodile clip (7) are all sleeved with an insulating sleeve (10), and the insulating sleeve (10) is provided with anti-skid lines.

8. The fault determiner with ballast and current sensing according to claim 2, characterized in that the incoming crocodile clip (5) and the neutral crocodile clip (7) are red and the outgoing crocodile clip (6) is black.