CN212433340U

CN212433340U - Detection apparatus for operating mechanism

Info

Publication number: CN212433340U
Application number: CN202020944535.5U
Authority: CN
Inventors: 周波; 张海龙; 寇博; 刘超; 郝杰; 陈旭
Original assignee: Xi'an Xd High Voltage Switchgear Operating Mechanism Co ltd; China XD Electric Co Ltd
Current assignee: Xi'an Xd High Voltage Switchgear Operating Mechanism Co ltd; China XD Electric Co Ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-01-29
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a detection apparatus for operating mechanism for detect by survey operating mechanism's return circuit that awaits measuring, include: a housing; the power supply is arranged in the shell, and two ends of the power supply are electrically connected with two ends of the loop to be detected; the indicating lamps are arranged on the surface of the shell and correspond to character marks of the indicating lamps one by one, the indicating lamps are correspondingly connected in series with normally open contacts of relays of a switching-off loop and a switching-on loop of a loop to be detected one by one, and all the indicating lamps are connected in series between a power supply and the corresponding loop to be detected after being connected in parallel; the change-over switch is arranged in the shell and used for switching an opening loop and a closing loop of the loop to be tested, and the change-over switch is connected between the indicator lamp and the loop to be tested in series. The detection device is electrically connected with the mechanism to be detected to form a complete control loop, and when the fault of one loop is disconnected, the loop indicator lamp is turned off to determine that the component of the loop has the fault. The circuit with faults can be quickly obtained through the switching of the change-over switch, and the detection efficiency is improved.

Description

Detection apparatus for operating mechanism

Technical Field

The utility model relates to a high tension switch's technical field, in particular to operating mechanism's detection device.

Background

The high-voltage switch operation is a core component of the high-voltage switch, and the quality of the high-voltage switch operation determines the overall quality of the switch. In recent years, due to the increase of the personalized requirements of users, the nonstandard design of the operating mechanism is increased, particularly the nonstandard design of a secondary circuit of the mechanism is increased, so that the detection workload of a manufacturer is increased, and the production efficiency is reduced. At present, when a loop of an operating mechanism breaks down, a universal meter is generally required to be used for measuring the potential of each loop wiring point one by one, so that whether the loop breaks down or not is judged. The investigation efficiency is different due to different experience of personnel; moreover, because the operating mechanism has a plurality of non-standard design loops, various drawings need to be carried during inspection, and the efficiency is low; especially, the personnel self-checking efficiency of the production workshop is low, so that a quick detection device is needed to realize quick positioning of faults and improve the detection efficiency.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a detection device of operating mechanism realizes the quick location of trouble, improves detection efficiency.

In order to achieve the above object, the utility model provides a following technical scheme:

a detection device of an operating mechanism is used for detecting a loop to be detected of a detected operating mechanism, and comprises:

a housing;

the power supply is arranged in the shell, and two ends of the power supply are electrically connected with two ends of the loop to be tested;

the indicating lamps are arranged on the surface of the shell and are in one-to-one correspondence with character marks of the indicating lamps, the indicating lamps are in one-to-one correspondence series connection with normally open contacts of relays of a switching-off loop and a switching-on loop of the loop to be detected, and all the indicating lamps are connected in parallel and then are connected in series between the power supply and the corresponding loop to be detected;

the change-over switch is arranged in the shell and used for switching an opening loop and a closing loop of the loop to be detected, and the change-over switch is connected between the indicator light and the loop to be detected in series.

Preferably, in the above detection device, the indicator light is a light emitting diode.

Preferably, in the above detection device, resistors are connected in series between the indicator light and the power supply, and the resistors correspond to the indicator lights one to one.

Preferably, in the above detection apparatus, the power supply, the indicator light, and the resistor are mounted on a circuit board and electrically connected through the circuit board.

Preferably, in the above detection apparatus, the housing has a plug for electrically connecting to the circuit to be detected.

Preferably, the detection device further includes a conversion plug, and the conversion plug is connected with the plug and electrically connected with the socket of the loop to be detected.

The utility model provides a detection device of operating mechanism, during operation, with this detection device with be surveyed the mechanism electricity and be connected, form a complete control circuit, switch the state of the return circuit that awaits measuring through change over switch, when the trouble of a certain return circuit breaks off, this return circuit pilot lamp goes out to confirm that the part of this return circuit has the trouble; and when the circuit is switched to another circuit through the change-over switch, if the indicator lamp corresponding to the circuit is on, the circuit is normal. Through the arrangement, when the detection is carried out, the detection device is only required to be electrically connected with the mechanism to be detected, which loop has a fault can be quickly obtained through switching of the change-over switch, and then the components of the loop are detected, so that the faulty component is determined, and the detection efficiency is improved.

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 front partial sectional view of a detection device of an operating mechanism according to an embodiment of the present invention;

fig. 2 is a side view partially cut away view of the detection device of the operating mechanism in the embodiment of the present invention.

Detailed Description

The utility model discloses a detection apparatus of operating mechanism realizes the quick location of trouble, improves detection efficiency.

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.

As shown in fig. 1 and fig. 2, the present application further discloses a detection apparatus for an operating mechanism, which is used for detecting a circuit to be detected of a detected operating mechanism 1, and includes: a housing 5, a power supply 9, an indicator light 8 and a transfer switch 6. Wherein, power 9 sets up in the inside of shell 5, and the both ends of this power 9 are used for being connected with the both ends electricity of the return circuit that awaits measuring, provide the electric energy for whole detection device promptly. The indicator lights 8 are arranged on the surface of the shell 5, and the character marks 2 corresponding to the indicator lights 8 one by one are arranged on the surface of the shell 5 to determine which state of the loop to be tested each indicator light 8 corresponds to. Specifically, the indicator lights 8 correspond to the opening loops and the closing loops of the to-be-detected loop of the to-be-detected operating mechanism 1 one by one, and the indicator lights 8 are connected in series between the power supply 9 and the corresponding to-be-detected loop. Each indicator light is connected with a normally open contact of a relay in series, and the transfer switch is used for switching the power-on and power-off condition of a coil corresponding to the relay. And the change-over switch 6 is arranged in the shell 5, and the change-over switch 6 is used for switching an opening loop and a closing loop of the loop to be tested.

When the detection device works, the detection device is electrically connected with the detected operating mechanism 1 to form a complete control loop, the state of the loop to be detected is switched through the change-over switch 6, and when the fault of a certain loop is disconnected, the loop indicator light 8 is turned off, so that the fault of the component of the loop is determined; when the circuit is switched to another circuit through the change-over switch 6, if the indicator light corresponding to the circuit is on, the circuit is normal. Through the arrangement, during detection, the detection device is only required to be electrically connected with the detected operating mechanism 1, which loop has a fault can be quickly obtained through switching of the change-over switch 6, and then the components of the loop are detected, so that the faulty component is determined, and the detection efficiency is improved.

Through setting up corresponding characters sign to corresponding pilot lamp 8, when detecting, can guarantee that the operator obtains the trouble return circuit fast, guarantee the accuracy of testing result.

The indicator light 8 in this application is a light emitting diode, and in practice, the indicator light 8 can be turned on or off or changed in color to serve as an indicating feature. In practice, an alarm device can be added, and when a loop fault occurs, an alarm is given to remind an operator.

The detection device disclosed in the present application has a resistor 3 connected in series between an indicator light 8 and a power supply 9, and the resistor 3 corresponds to the indicator light 8 one to one. Specifically, a plurality of indicator lights 8 are connected in parallel and then connected in series with the power supply 9, with each indicator light 8 being connected in series with one circuit. The change-over switch 6 is connected in series between the indicator light 8 and the circuit to be tested and is used for controlling the switching of the opening circuit and the closing circuit. When the switching circuit is switched to the opening loop, the coil of the relay corresponding to the opening loop is switched to be communicated by the switching switch, namely the coil is electrified, meanwhile, the normally open contact corresponding to the coil is closed, the opening loop is conducted, and when the indicating lamp corresponding to the loop is not lightened, the fault exists. The switching to the closing circuit is the same as described above and will not be described here.

The power supply 9, the indicator light 8 and the resistor 3 are all mounted on the circuit board 4 and electrically connected through the circuit board 4. In the present application, the power supply 9, the indicator light 8 and the resistor 3 are all integrated on one circuit board 4, so that the structure is simpler and smaller.

The shell 5 in the application is provided with a plug 10 which is used for being electrically connected with a loop to be tested, and after connection, the power supply 9, the indicator light 8, the change-over switch 6 and the loop to be tested form a complete loop. Switching-off loops and switching-on loops in the loops to be detected through the selector switch 6, and judging whether the loops have faults or not through changes of the corresponding indicator lamps 8.

In a further embodiment, the test device further comprises a conversion plug 7, namely, the plug is electrically connected with the loop to be tested through the conversion plug 7. The application range of the detection device can be improved by arranging the conversion plug 7, and the detection device is used for dealing with different models of products and control principles.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A detection device of an operating mechanism is used for detecting a to-be-detected loop of a to-be-detected operating mechanism (1), and is characterized by comprising:

a housing (5);

the power supply (9) is arranged inside the shell (5), and two ends of the power supply (9) are used for being electrically connected with two ends of the loop to be tested;

the indicating lamp (8) is arranged on the surface of the shell (5), the character marks (2) are in one-to-one correspondence with the indicating lamps (8), the indicating lamps (8) are in one-to-one correspondence series connection with the normally open contacts of the relays of the opening circuit and the closing circuit of the circuit to be detected, and all the indicating lamps (8) are connected in parallel and then are connected in series between the power supply (9) and the corresponding circuit to be detected;

the transfer switch (6) is arranged in the shell (5), the transfer switch (6) is used for switching between a switching-off loop and a switching-on loop of the loop to be tested, and the transfer switch (6) is connected between the indicator lamp (8) and the loop to be tested in series.

2. Detection device according to claim 1, characterized in that the indicator light (8) is a light emitting diode.

3. The detection device according to claim 1, characterized in that a resistor (3) is connected in series between the indicator light (8) and the power supply (9), and the resistors (3) correspond to the indicator lights (8) one by one.

4. A testing device according to claim 3, wherein the power source (9), the indicator light (8) and the resistor (3) are all mounted on a circuit board (4) and electrically connected through the circuit board (4).

5. The testing device according to claim 1, characterized in that the housing (5) has a plug (10) for electrical connection with the circuit to be tested.

6. The detection device according to claim 5, characterized in that it further comprises a conversion plug (7), said conversion plug (7) connecting said plug (10) with the socket electrical connection of said circuit under test.