CN211554295U - Arrester counter testing arrangement - Google Patents

Abstract

The utility model discloses a lightning arrester counter testing device, which comprises a testing device and a test operating rod; a step-up transformer, a capacitor and an alternating current contactor are arranged in the testing device, an ammeter, a current switch, a test button, a grounding protection device, a contactor shell zero line wiring point, a contactor shell phase line wiring point and a power jack are arranged on the testing device, and a file, a conducting rod, a power hole and a wire clamp are arranged on the test operating rod. The utility model has the advantages that: the insulating rod of the 110KV electroscope is reformed into a discharge facility of the test device, so that a tester does not need to climb the rod to operate, and electric shock accidents are avoided; the testing device is applied, the labor intensity of operation and inspection personnel is reduced, the testing time is shortened, the lightning arrester counter testing device can quickly diagnose the running condition of the counter, particularly, the testing can be carried out without power failure when a transformer substation normally runs, and the testing device has the advantages of convenience in wiring, simplicity in operation, safety, high efficiency and the like.

Description

Arrester counter testing arrangement

Technical Field

The utility model relates to a testing arrangement specifically is an arrester counter testing arrangement, belongs to check out test set technical field.

Background

The counter is a high-voltage electrical apparatus used for monitoring the action of the arrester, and is an important basis for recording the lightning stroke times of the arrester. For reliable operation, it must be tested. Because arrester discharge counter damages because of reasons such as mechanical part, electrical fault in the long-term operation in-process, need regularly to carry out the action condition of inspection counter, the reliability of arrester counter action when guaranteeing the thunder and lightning, therefore this application provides an arrester counter testing arrangement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an arrester counter testing arrangement just for solving above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a lightning arrester counter testing device comprises a testing device and a test operating rod; be connected through the connecting wire between testing arrangement and the experimental action bars, be provided with step up transformer, electric capacity and ac contactor in the testing arrangement, last ampere meter, current switch, experimental button, ground protection device, contactor shell zero line wiring point, contactor shell phase line wiring point and the electrical socket of installing of testing arrangement, electrical socket is electric connection through power cord and external power supply, be provided with file, conducting rod, power hole and fastener on the experimental action bars.

As a further aspect of the present invention: the boosting transformer is composed of a primary winding, an iron core and a secondary winding, wherein the iron core is arranged between the primary winding and the secondary winding.

As a further aspect of the present invention: the capacitor is electrically connected to the secondary winding, a capacitor charging contact is connected in series to the capacitor, a capacitor discharging contact is connected in parallel to the capacitor, and the capacitor and the counter to be measured are connected in parallel.

As a further aspect of the present invention: the current switch, the test button and the contactor coil and the contactor normally open contact of the alternating current contactor are connected with the primary winding in series, the primary winding is connected with the charging indicator lamp in parallel, and the current switch is electrically connected with the ammeter.

As a further aspect of the present invention: the grounding protection device is electrically connected with the grounding point.

As a further aspect of the present invention: contactor shell zero line wiring point and contactor shell phase line wiring point are and set up side by side, just contactor shell zero line wiring point is connected with the shell of counter through the connecting wire, contactor shell phase line wiring point is connected with the power supply hole on experimental operating rod pole body through the connecting wire, just experimental operating rod inserts the counter head end, counter electric connection has counter action ground connection.

As a further aspect of the present invention: the testing operating rod is formed by modifying a 110kV insulating rod, a file is arranged on one side of the top end of the testing operating rod, a conducting rod is arranged on the other side of the top end of the testing operating rod, and a wire clamp is arranged on the rod body of the testing operating rod.

As a further aspect of the present invention: the test operating rod is sleeved with a rainproof sheath.

The utility model has the advantages that: the lightning arrester counter testing device is reasonable in design, a 110KV electroscope insulating rod is transformed into a testing device discharging facility, a tester does not need to climb a rod to operate, and electric shock accidents are avoided; the testing device is applied, the labor intensity of operation and inspection personnel is reduced, the testing time is shortened, the lightning arrester counter testing device can quickly diagnose the running condition of the counter, particularly, the testing can be carried out without power failure when a transformer substation normally runs, and the testing device has the advantages of convenience in wiring, simplicity in operation, safety, high efficiency and the like.

Drawings

FIG. 1 is a schematic diagram of the test operation wiring of the present invention;

FIG. 2 is a schematic diagram of a control circuit of the present invention;

FIG. 3 is a schematic view of the structure of the operation rod of the present invention;

FIG. 4 is a schematic diagram of the main principle structure of the present invention;

fig. 5 is a schematic diagram of the secondary gap line of the present invention.

In the figure: 1. the device comprises a testing device, 2, a primary winding, 3, an iron core, 4, a secondary winding, 5, an ammeter, 6, a current switch, 7, a test button, 8, a contactor coil, 9, a contactor normally open contact, 10, a charging indicator lamp, 11, a capacitor charging contact, 12, a capacitor discharging contact, 13, a grounding protection device, 14, a grounding point, 15, a contactor shell zero line wiring point, 16, a contactor shell phase line wiring point, 17, a power jack, 18, a counter, 19, a counter action grounding point, 20, a test operating rod, 21, a file, 22, a conducting rod, 23, a power hole, 24, a wire clamp and 25 and a capacitor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, a testing device for a lightning arrester counter includes a testing device 1 and a testing operating rod 20; be connected through the connecting wire between testing arrangement 1 and the experimental action bars 20, be provided with step up transformer, electric capacity 25 and ac contactor in the testing arrangement 1, install ampere meter 5, current switch 6, test button 7, ground protection device 13, contactor shell zero line wiring point 15, contactor shell phase line wiring point 16 and electrical socket 17 on the testing arrangement 1, electrical socket 17 is electric connection through power cord and external power supply, be provided with file 21, conducting rod 22, power hole 23 and fastener 24 on the experimental action bars 20.

Further, in the embodiment of the present invention, the step-up transformer is composed of a primary winding 2, an iron core 3 and a secondary winding 4, the iron core 3 is disposed between the primary winding 2 and the secondary winding 4, the electromagnetic principle is applied, 220V voltage can be increased to 600V, and the power supply is provided for the test.

Further, in the embodiment of the present invention, the capacitor 25 is electrically connected to the secondary winding 4, and the capacitor 25 is connected in series to the capacitor charging contact 11, the capacitor 25 is connected in parallel to the capacitor discharging contact 12, and the capacitor 25 is connected in parallel to the counter 18 to be tested, and the charging and discharging capabilities of the capacitor 25 are adopted to achieve the action purpose of testing the counter 18.

Further, in the embodiment of the present invention, the current switch 6, the test button 7, and the contactor coil 8 and the contactor normally open contact 9 of the ac contactor are all connected in series with the primary winding 2, and the primary winding 2 is connected in parallel with the charge indicator lamp 10, and the current switch 6 is electrically connected with the ammeter 5.

Further, in the embodiment of the present invention, the ground protection device 13 is electrically connected to the ground point 14.

Further, in the embodiment of the utility model provides an in, contactor shell zero line wiring point 15 is the setting side by side with contactor shell phase line wiring point 16, just contactor shell zero line wiring point 15 is connected with the shell of counter 18 through the connecting wire, contactor shell phase line wiring point 16 is connected with the power supply hole 23 on experimental operating rod 20 pole body through the connecting wire, just experimental operating rod 20 inserts the 18 head end of counter, 18 electric connection of counter has counter action ground 19.

Further, in the embodiment of the utility model provides an in, experimental action bars 20 is formed for 110kV order gram stick transformation, just file 21 has been seted up to one side on experimental action bars 20 top, the opposite side on experimental action bars 20 top is provided with conducting rod 22, it has fastener 24 to settle on experimental action bars 20's the pole body, reforms experimental device discharge facility with 110KV electroscope insulator spindle, and the experimenter need not to step on the pole operation, avoids the electric shock occurence of failure.

Further, in the embodiment of the present invention, the test operating rod 20 is sleeved with a rain-proof sheath.

The working principle is as follows: when the lightning arrester counter test device is used, a black line is connected with a grounding point 14 from a grounding protection device 13; the green line is connected with the shell of the counter 18 from the zero line wiring point 15 of the shell of the contactor; the yellow line is connected with a test operating rod 20 from a phase line connection point 16 of the contactor shell and is connected to the head end of a counter 18; a 220V power supply is accessed from the power supply jack 17; turning on the current switch 6, and turning on the charging indicator lamp 10; then clicking the test button 7, the contactor acts, the ammeter 5 indicates deflection, the counter 18 records that the deflection is changed from 0 to 1, and the test is finished; and finally, closing the power switch.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. A lightning arrester counter testing device comprises a testing device (1) and a test operating rod (20); the method is characterized in that: connect through the connecting wire between testing arrangement (1) and experimental action bars (20), be provided with step up transformer, electric capacity (25) and ac contactor in testing arrangement (1), install ampere meter (5), current switch (6), test button (7), ground protection device (13), contactor shell zero line wiring point (15), contactor shell phase line wiring point (16) and jack (17) on testing arrangement (1), jack (17) are electric connection through power cord and external power supply, be provided with file (21), conducting rod (22), power hole (23) and fastener (24) on experimental action bars (20).

2. A lightning arrester counter testing device according to claim 1, characterized in that: the step-up transformer is composed of a primary winding (2), an iron core (3) and a secondary winding (4), wherein the iron core (3) is arranged between the primary winding (2) and the secondary winding (4).

3. A lightning arrester counter testing device according to claim 1, characterized in that: the capacitor (25) is electrically connected to the secondary winding (4), the capacitor (25) is connected with a capacitor charging contact (11) in series, the capacitor (25) is connected with a capacitor discharging contact (12) in parallel, and the capacitor (25) is connected with the counter (18) to be measured in parallel.

4. A lightning arrester counter testing device according to claim 1, characterized in that: current switch (6), test button (7) and ac contactor's contactor coil (8) and contactor normally open contact (9) all establish ties with primary winding (2) together, just primary winding (2) are in parallel with charge indicator (10) together, current switch (6) are electric connection with ampere meter (5).

5. A lightning arrester counter testing device according to claim 1, characterized in that: the grounding protection device (13) is electrically connected with the grounding point (14).

6. A lightning arrester counter testing device according to claim 1, characterized in that: contactor shell zero line wiring point (15) are the setting side by side with contactor shell phase line wiring point (16), just contactor shell zero line wiring point (15) are connected with the shell of counter (18) through the connecting wire, contactor shell phase line wiring point (16) are connected with power supply hole (23) on experimental operating lever (20) pole body through the connecting wire, just experimental operating lever (20) insert counter (18) head end, counter (18) electric connection has counter action ground connection (19).

7. A lightning arrester counter testing device according to claim 1 or 6, characterized in that: the testing operating rod (20) is formed by modifying a 110kV insulation rod, a file (21) is arranged on one side of the top end of the testing operating rod (20), a conducting rod (22) is arranged on the other side of the top end of the testing operating rod (20), and a wire clamp (24) is arranged on the rod body of the testing operating rod (20).

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