CN215264002U - Electric energy meter fault simulation device - Google Patents
Electric energy meter fault simulation device Download PDFInfo
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- CN215264002U CN215264002U CN202122827643.1U CN202122827643U CN215264002U CN 215264002 U CN215264002 U CN 215264002U CN 202122827643 U CN202122827643 U CN 202122827643U CN 215264002 U CN215264002 U CN 215264002U
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Abstract
The utility model belongs to the technical field of power equipment, and relates to an electric energy meter fault simulation device, which comprises a simulation box body, wherein the simulation box body comprises a plurality of fixing piles; the fixed pile is provided with a relay array module, a plurality of junction boxes and a plurality of electric energy meters; the simulation box comprises a simulation box body, a relay array module and a microprocessor, wherein the simulation terminal is arranged at the top of the simulation box body and comprises a microprocessor and an electric energy meter fault type selection module, and the microprocessor is respectively connected with the electric energy meter fault type selection module and the relay array module; the relay array module comprises a plurality of relays, and the relays are respectively connected with the junction boxes corresponding to the electric energy meters; the relay is in a normally closed state, the microprocessor is used for disconnecting the relay corresponding to the electric energy meter according to the fault instruction issued by the electric energy meter fault type selection module, complex wiring is not needed, and the relay is safe, reliable and strong in operability.
Description
Technical Field
The utility model relates to an electric power system technical field especially relates to an electric energy meter fault simulation device.
Background
The active reporting event in the electric energy meter generally mainly comprises common faults of voltage loss, phase failure, power failure and the like, but various faults can occur in the metering process of the electric energy meter to influence the metering device, for example, the voltage coil is in voltage loss, the metering accuracy of the electric energy meter can be influenced by wrong connection of a current incoming line and exceeding of a specified voltage range, corresponding faults are triggered difficultly on an entity surface on the site, if the metering fault or wiring fault occurs on the site, the fault reason can not be found and eliminated in time, the fault determining time and the maintenance time of maintenance personnel are prolonged, and therefore fault information can not be processed in time, and the stability of the electric energy meter in site operation is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the not enough of prior art, the utility model provides an electric energy meter fault simulation detects investigation device through on the basis based on actual load, through making the fault point on control screen, arranges the investigation interface in invisible enclosure space, realizes the simulation of trouble.
The utility model adopts the following technical scheme:
the electric energy meter fault simulation device comprises a simulation box body, wherein a plurality of fixing piles are arranged in the simulation box body;
the fixed pile is provided with a relay array module, a plurality of junction boxes and a plurality of electric energy meters;
the simulation box comprises a simulation box body, a relay array module and a microprocessor, wherein the simulation terminal is arranged at the top of the simulation box body and comprises a microprocessor and an electric energy meter fault type selection module, and the microprocessor is respectively connected with the electric energy meter fault type selection module and the relay array module; the relay array module comprises a plurality of relays, and the relays are respectively connected with the junction boxes corresponding to the electric energy meters;
the relay is in a normally closed state, and the microprocessor is used for disconnecting the relay corresponding to the electric energy meter according to the fault instruction issued by the electric energy meter fault type selection module.
In a further technical limitation, the analog terminal comprises a communication interface, the communication interface is connected with a microprocessor, and the microprocessor is connected with the relay array module through the communication interface.
Further technical limitation, the junction box comprises a three-phase four-wire junction box, a three-phase three-wire junction box and a single-phase junction box, the electric energy meter comprises a three-phase four-wire electric energy meter, a three-phase three-wire electric energy meter and a single-phase electric energy meter, the three-phase four-wire junction box is connected with the three-phase four-wire electric energy meter, the three-phase three-wire junction box is connected with the three-phase three-wire electric energy meter, and the single-phase junction box is connected with the single-phase electric energy meter.
In a further aspect, the analog terminal includes a touch control screen.
In a further technical limitation, the touch control screen adopts a liquid crystal display screen.
Further technical limitation is realized, and universal pulleys are arranged at the bottom of the simulation box body.
The simulation terminal is connected with the top of the simulation box body through a connecting rod, a mesh plate is arranged at the top of the simulation box body, and a through hole through which a power transmission line penetrates is formed in the mesh plate.
The further technical limitation is that the mesh plate comprises a face plate and a back plate, the size of the face plate is matched with that of the back plate, and the face plate is fixedly connected with the back plate into a whole through a nut.
Further technical limitation is realized, a fault indicator lamp is arranged on the simulation box body and connected with the microprocessor, and the fault indicator lamp is used for prompting fault types.
Further technical limitation is realized, and a plurality of lifting fixed wheels are arranged at the bottom of the simulation box body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in through microprocessor and electric energy meter fault type selection module in the analog terminal, microprocessor links to each other with relay array module; and a fault instruction is issued according to different fault types to disconnect the relay corresponding to the electric energy meter, complex wiring is not needed, and the method is safe, reliable and strong in operability.
2. The utility model discloses can realize the fault simulation training to three-phase four-wire, three-wire of three-phase and single-phase connected mode, the simulation circuit is wide, strong adaptability to three circuit sets up each other respectively and does not influence, can realize the fault training of multiple mode simultaneously.
3. The utility model discloses simulation case body bottom sets up a plurality of over-and-under types tight pulley and universal pulley, can mobile device and adjusting device to suitable height.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Fig. 1 is a schematic view of a three-dimensional structure of an electric energy meter fault simulation device in an embodiment of the present invention;
fig. 2 is a front view of the electric energy meter fault simulation apparatus in the embodiment of the present invention;
fig. 3 is a schematic view of an analog terminal structure in an embodiment of the present invention;
fig. 4 is a schematic view of a mesh plate in an embodiment of the present invention;
in the figure, 1-simulation box body, 2-fixing piles, 3-relay array module, 4-user load, 5-junction box, 501-three-phase four-wire junction box, 502-three-phase three-wire junction box, 503-single-phase junction box, 6-electric energy meter, 601-three-phase four-wire electric energy meter, 602-three-phase three-wire electric energy meter, 603-single-phase electric energy meter, 7-simulation terminal, 701-microprocessor, 702-electric energy meter fault type selection module, 703-touch control screen, 704-communication interface, 8-universal pulley, 9-mesh plate, 901-panel, 902-back plate, 10-through hole, 11-fault indicator light and 12-lifting fixing wheel.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
Referring to fig. 1-4, the present invention provides an embodiment:
as shown in fig. 1-2, the electric energy meter fault simulation device comprises a simulation box body 1, wherein a plurality of fixing piles 2 are arranged in the simulation box body 1;
the fixed pile 2 is provided with a relay array module 3, a load module 4, a plurality of junction boxes 5 and a plurality of electric energy meters 6;
the simulation box comprises a simulation box body 1, wherein the top of the simulation box body 1 is provided with a simulation terminal 7, the simulation terminal 7 comprises a microprocessor 701 and an electric energy meter fault type selection module 702, and the microprocessor 701 is respectively connected with the electric energy meter fault type selection module 702 and a relay array module 3;
the relay is in a normally closed state, and the microprocessor 701 is configured to turn off the relay corresponding to the electric energy meter 6 according to a fault instruction issued by the electric energy meter fault type selection module 702.
The analog terminal 7 comprises an RS485 communication interface 704, the microprocessor 701 is connected with the RS485 communication interface 704 through a power transmission line, and the RS485 communication interface 704 is connected with the relay array module 3;
the simulation terminal 7 comprises a touch control screen 703, the microprocessor 701 is connected with the touch control screen 703, and the microprocessor 701 is used for receiving a fault instruction of the electric energy meter and displaying fault information of the electric energy meter;
the touch control screen 703 adopts a liquid crystal display screen and is used for displaying fault information of the electric energy meter;
the fault instruction comprises fault settings of current short circuit, voltage current difference and the like.
It should be noted that the microprocessor may be selected according to the actual application, such as using an STM32 chip.
The relay array module 3 is connected with the load module 4, the electric energy meter 6 is connected with the corresponding junction box 5, and the junction box 5 is connected with the relays in the relay array module 4.
The relay array module 3 includes a plurality of relays. When the relay is in a normally closed state, the junction box 5 is connected with the electric energy meter 6, and when the relay is in a disconnected state, the junction box 5 is disconnected with the electric energy meter circuit 6, so that a fault occurs.
It should be noted that the specific type of the relay can be selected according to the actual situation, for example, a domestic typical relay, JQX-141FF, is adopted.
Technical staff can set up the trouble through the connection that changes relay and terminal box through control relay array module 3 to the electric energy meter circuit, with the load switch on back of load module 3, simulation experiment person examines electric energy meter line connection trouble through touch control screen 7, has realized the test process of investigation after simulating the electric energy meter trouble.
As shown in fig. 3, the electric energy meter 6 is connected to the corresponding junction box 5, and the specific connection relationship is as follows:
junction box 5 includes three-phase four-wire terminal box 501, three-phase three-wire terminal box 502 and single-phase junction box 503, electric energy meter 6 includes three-phase four-wire electric energy meter 601, three-phase three-wire electric energy meter 602 and single-phase electric energy meter 603, three-phase four-wire terminal box 501 and three-phase four-wire electric energy meter 601 connect, and three-phase three-wire terminal box 502 and three-phase three-wire electric energy meter 602 connect, single-phase junction box 503 and single-phase electric energy meter 603 connect.
It should be noted that, for the setting of the three-phase three-wire metering troubleshooting line, and the setting of the single-phase metering troubleshooting line, the specific connection relationship has been disclosed in the prior art, and the existing connection relationship may be adopted to set the fault in the present application. The utility model discloses no longer describe.
In this embodiment, the bottom of the simulation box body 1 is provided with universal pulleys 8. The purpose of the arrangement is to facilitate movement and provide more experimental sites for simulation experiments.
As shown in fig. 4, the simulation terminal 7 is connected with the top of the simulation box body 1 through a connecting rod, the top of the simulation box body 1 is a mesh plate 9, and a through hole 10 through which a connecting line passes is arranged on the mesh plate 9.
The mesh plate 9 comprises a panel 901 and a back plate 902, the size of the panel 901 is matched with that of the back plate 902, and the panel is fixedly connected with the back plate into a whole through nuts.
Set up trouble pilot lamp 11 on the simulation case body, trouble pilot lamp 11 with microprocessor 701 is connected, trouble pilot lamp 11 is used for indicateing the trouble type.
The bottom of the simulation box body 1 is provided with a plurality of lifting fixed wheels 12, and the simulation box can be adjusted up and down.
Finally, it should be noted that the above mentioned embodiments are only preferred embodiments of the present invention, and not intended to limit the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that the technical solutions described in the foregoing embodiments can be modified or some technical features can be replaced equally, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The electric energy meter fault simulation device is characterized by comprising a simulation box body, wherein a plurality of fixing piles are arranged in the simulation box body;
the fixed pile is provided with a relay array module, a plurality of junction boxes and a plurality of electric energy meters;
the simulation box comprises a simulation box body, a relay array module and a microprocessor, wherein the simulation terminal is arranged at the top of the simulation box body and comprises a microprocessor and an electric energy meter fault type selection module, and the microprocessor is respectively connected with the electric energy meter fault type selection module and the relay array module; the relay array module comprises a plurality of relays, and the relays are respectively connected with the junction boxes corresponding to the electric energy meters;
the relay is in a normally closed state, and the microprocessor is used for disconnecting the relay corresponding to the electric energy meter according to the fault instruction issued by the electric energy meter fault type selection module.
2. The electric energy meter fault simulation device according to claim 1, wherein the simulation terminal comprises a communication interface, the communication interface is connected with a microprocessor, and the microprocessor is connected with the relay array module through the communication interface.
3. The apparatus of claim 1, wherein the junction box comprises a three-phase four-wire junction box, a three-phase three-wire junction box, and a single-phase junction box, and the electric energy meter comprises a three-phase four-wire electric energy meter, a three-phase three-wire electric energy meter, and a single-phase electric energy meter, the three-phase four-wire junction box is connected with the three-phase four-wire electric energy meter, the three-phase three-wire junction box is connected with the three-phase three-wire electric energy meter, and the single-phase junction box is connected with the single-phase electric energy meter.
4. The electric energy meter fault simulation device of claim 1, wherein the simulation terminal comprises a touch control screen.
5. An electric energy meter fault simulation device as claimed in claim 4, wherein the touch control screen employs a liquid crystal display.
6. The electric energy meter fault simulation device according to claim 1, wherein universal pulleys are arranged at the bottom of the simulation box body.
7. The electric energy meter fault simulation device as claimed in claim 1, wherein the simulation terminal is connected with the top of the simulation box body through a connecting rod, a mesh plate is arranged on the top of the simulation box body, and a through hole through which a power transmission line passes is arranged on the mesh plate.
8. An electric energy meter fault simulation device as in claim 7 wherein the mesh plate comprises a face plate and a back plate, the face plate and the back plate are matched in size, and the face plate and the back plate are fixedly connected into a whole through a nut.
9. The electric energy meter fault simulation device as claimed in claim 1, wherein a fault indicator lamp is arranged on the simulation box body, the fault indicator lamp is connected with the microprocessor, and the fault indicator lamp is used for indicating the fault type.
10. The electric energy meter fault simulation device of claim 1, wherein a plurality of lifting fixed wheels are arranged at the bottom of the simulation box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122827643.1U CN215264002U (en) | 2021-11-18 | 2021-11-18 | Electric energy meter fault simulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122827643.1U CN215264002U (en) | 2021-11-18 | 2021-11-18 | Electric energy meter fault simulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215264002U true CN215264002U (en) | 2021-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122827643.1U Active CN215264002U (en) | 2021-11-18 | 2021-11-18 | Electric energy meter fault simulation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215264002U (en) |
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2021
- 2021-11-18 CN CN202122827643.1U patent/CN215264002U/en active Active
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