CN211827429U - Outdoor overhead prepayment equipment - Google Patents
Outdoor overhead prepayment equipment Download PDFInfo
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- CN211827429U CN211827429U CN202020439256.3U CN202020439256U CN211827429U CN 211827429 U CN211827429 U CN 211827429U CN 202020439256 U CN202020439256 U CN 202020439256U CN 211827429 U CN211827429 U CN 211827429U
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- mutual inductor
- current
- control box
- prepayment
- circuit breaker
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Abstract
The utility model discloses an outdoor overhead prepayment device, which comprises a combined metering mutual inductor, a prepayment control box, a circuit breaker, a current mutual inductor and a current-voltage mutual inductor, wherein the combined metering mutual inductor is connected with the current mutual inductor; the prepayment control box is internally provided with a load management terminal, an intelligent electric energy meter and a core unit controller, the intelligent electric energy meter acquires current and voltage data from the combined metering mutual inductor and the current mutual inductor and transmits the acquired data to the load management terminal, and the load management terminal sends a circuit breaker switching signal to the core unit controller after judging the balance condition according to the received data; the prepayment control box is in wireless communication with the background master station. The utility model discloses remote control switchgear, long-range meter reading realize paying earlier, the back power consumption, thoroughly stop the arrearage old problem of selling the electricity link.
Description
Technical Field
The utility model relates to a prepayment equipment, concretely relates to it is outdoor with overhead type prepayment equipment
Background
The switch equipment is used as an important ring in a power transmission and distribution system, along with the continuous deepening of urban and rural power grid transformation, the use of an overhead line and related equipment occupies a higher proportion, and particularly for industrial users, the overhead equipment is directly connected to the incoming line side of the industrial users.
Along with the development of national economy, the electricity consumption of industrial users increases day by day, and in the links of electricity selling and electricity consuming, because the traditional mode is that electricity is firstly used and then paid, the electricity fee of electricity selling units is paid with more energy, and a certain amount of defaulting and aging problems also exist; meanwhile, industrial users are widely distributed, electricity selling units are difficult to monitor in place, electricity stealing phenomena occur, and on-site meter reading consumes more time and personnel.
The enterprises engaged in the research and development and production of the power distribution equipment in China are more, and the product schemes also have various advantages and disadvantages. For example, patent 201220329952.4 discloses a high-voltage prepaid device for outdoor ring network, which also belongs to a prepaid device used outdoors, but the device still needs on-site meter reading, and electricity selling units cannot monitor the device in a centralized manner, and electricity stealing is easy to occur.
SUMMERY OF THE UTILITY MODEL
The purpose of the invention is as follows: an object of the utility model is to provide a can remote control, long-range check meter, the overhead type prepayment equipment is used to open air of electricity after paying earlier.
The technical scheme is as follows: the utility model comprises a combined metering mutual inductor, a prepayment control box, a circuit breaker, a current mutual inductor and a current-voltage mutual inductor, wherein the inlet wire end of the combined metering mutual inductor is connected with the inlet wire end of the current mutual inductor, the current mutual inductor is arranged on the circuit breaker, the outlet wire ends of the current-voltage mutual inductor are respectively connected with the outlet wire ends of the combined metering mutual inductor and the circuit breaker, and the circuit breaker is connected with the prepayment control box; the prepayment control box is internally provided with a load management terminal, an intelligent electric energy meter and a core unit controller, the intelligent electric energy meter is connected with the combined metering mutual inductor and the current mutual inductor, the intelligent electric energy meter acquires current and voltage data from the combined metering mutual inductor and the current mutual inductor and transmits the acquired data to the load management terminal, the load management terminal sends a signal of a breaker switch to the core unit controller after judging the balance condition according to the received data, and the core unit controller controls the switch of the breaker; the prepayment control box is communicated with the background main station in a wireless communication mode.
The prepayment control box is also provided with a box door, the load management terminal and the intelligent electric energy meter are both provided with display screens, and transparent glass windows are arranged at the positions corresponding to the display screens on the box door, so that observation is facilitated.
The circuit breaker is connected with the prepayment control box through the armored aerial plug and the cable, and the cable is not exposed, so that electricity stealing is prevented.
The prepayment control box communicates with the background master station through GPRS or GSM to realize remote meter reading and remote control of the switch equipment.
The combined metering transformer comprises voltage and current metering functions.
The combined metering mutual inductor adopts one of an oil immersed mutual inductor, an inverted mutual inductor and a full-insulation pouring mutual inductor.
The circuit breaker is a pillar type circuit breaker, and the voltage grade is one of 10KV, 20KV and 35 KV.
The current transformer is one of a two-phase independent protection transformer, a three-phase independent protection transformer and a three-phase protection and zero sequence integrated transformer, and distribution automation is achieved.
The prepayment control box adopts a watchdog-shaped prepayment control box, so that automatic isolation of faults is realized, and the safety of a power grid is effectively guaranteed.
Has the advantages that: compared with the prior art, the utility model, its beneficial effect lies in: (1) the switch equipment can be remotely controlled, and the meter can be remotely read; (2) the first payment and the later power utilization are realized, and the problem of arrearage and old dependence in the power selling link is thoroughly solved; (3) the wireless communication mode is used for communicating with the background master station, so that the electricity selling unit can monitor (4) uniformly without cable exposure, and the electricity stealing phenomenon is effectively prevented; (5) according to the distribution network automation construction requirement provided by a client, the watchdog-shaped prepayment control box is adopted, so that the automatic isolation of faults is realized, and the safety of a power grid is effectively guaranteed.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a front view of the prepaid control box of the present invention;
fig. 3 shows the internal structure schematic diagram of the prepaid control box of the present invention.
Detailed Description
The invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
As shown in fig. 1 to 3, the utility model discloses a combination measurement mutual-inductor 1, prepayment control box 2, circuit breaker 3, current transformer 4, current-voltage transformer 5, the inlet wire end of combination measurement mutual-inductor 1 is connected with the inlet wire end of current transformer 4, and combination measurement mutual-inductor 1 is the combined mutual-inductor including voltage, current metering function, in this embodiment, adopts oily formula mutual-inductor, inverted mutual-inductor, perhaps all insulation pouring mutual-inductor. The current transformer 4 is installed on the circuit breaker 3, and in the embodiment, the current transformer 4 is one of a two-phase independent protection transformer, a three-phase independent protection transformer, and a three-phase protection and zero sequence integrated transformer. The outlet ends of the current and voltage mutual inductor 5 are respectively connected with the outlet ends of the combined metering mutual inductor 1 and the breaker 3, and the breaker 3 is connected with the prepayment control box 2; in this embodiment, circuit breaker 3 and prepayment control box 2 are through armor aerial plug and cable junction, and no cable exposes to effectively prevent to steal the electricity phenomenon and take place. The circuit breaker 3 is a pillar type circuit breaker, the voltage grade is 10KV, 20KV or 35KV, and the product models mainly include ZW32 type and ZW43 type.
As shown in fig. 2 and 3, a load management terminal 6, an intelligent electric energy meter 7 and a core unit controller 8 are arranged in the prepaid control box 2, the intelligent electric energy meter 7 is connected with the combined metering transformer 1 and the current transformer 4, the intelligent electric energy meter 7 acquires current and voltage data from the combined metering transformer 1 and the current transformer 4 and transmits the acquired data to the load management terminal 6, the load management terminal 6 sends a signal for switching the circuit breaker 3 to the core unit controller 8 after judging the balance condition according to the received data, and the core unit controller 8 controls the switching of the circuit breaker 3; the prepayment control box 2 communicates with the background master station through GPRS or GSM and other wireless communication modes. The prepayment control box 2 is also provided with a box door 9, the load management terminal 6 and the intelligent electric energy meter 7 are both provided with display screens, and transparent glass windows are arranged at the positions corresponding to the display screens on the box door 9, so that information on the display screens of the load management terminal 6 and the intelligent electric energy meter 7 can be observed conveniently. In this embodiment, the prepaid control box 2 is a watchdog-type prepaid control box.
The prepayment equipment is an integral scheme integrating functions of remote control, remote meter reading, first payment and then electricity utilization and the like. In the actual use process, when the electricity charge of a user is insufficient or is insufficient, the user can judge through a load management terminal in a prepayment control box, the brake separation of a switch is realized through a core unit controller, and the line power failure is realized. After the user pays the fee, the switch-on of the switch is controlled through the core unit, and normal power supply of the line is achieved. And remote meter reading can also be carried out.
Claims (9)
1. An outdoor overhead prepayment device, characterized in that: the prepayment metering device comprises a combined metering mutual inductor (1), a prepayment control box (2), a circuit breaker (3), a current mutual inductor (4) and a current-voltage mutual inductor (5), wherein the wire inlet end of the combined metering mutual inductor (1) is connected with the wire inlet end of the current mutual inductor (4), the current mutual inductor (4) is installed on the circuit breaker (3), the wire outlet end of the current-voltage mutual inductor (5) is respectively connected with the wire outlet ends of the combined metering mutual inductor (1) and the circuit breaker (3), and the circuit breaker (3) is connected with the prepayment control box (2); a load management terminal (6), an intelligent electric energy meter (7) and a core unit controller (8) are arranged in the prepayment control box (2), the intelligent electric energy meter (7) is connected with the combined metering mutual inductor (1) and the current mutual inductor (4), the intelligent electric energy meter (7) acquires current and voltage data from the combined metering mutual inductor (1) and the current mutual inductor (4) and transmits the acquired data to the load management terminal (6), the load management terminal (6) sends a signal for switching on and off the circuit breaker (3) to the core unit controller (8) according to the received data balance condition, and the core unit controller (8) controls the switching on and off of the circuit breaker (3); the prepayment control box (2) is communicated with the background main station in a wireless communication mode.
2. The outdoor overhead prepaid device of claim 1, wherein: the prepayment control box (2) is further provided with a box door (9), the load management terminal (6) and the intelligent electric energy meter (7) are both provided with display screens, and transparent glass windows are arranged at positions, corresponding to the display screens, on the box door (9).
3. The outdoor overhead prepaid device of claim 1, wherein: and the breaker (3) is connected with the prepayment control box (2) through armored aerial plug and cable.
4. The outdoor overhead prepaid device of claim 1, wherein: the prepayment control box (2) is communicated with the background master station through GPRS or GSM.
5. The outdoor overhead prepaid device of claim 1, wherein: the combined metering mutual inductor (1) comprises voltage and current metering functions.
6. The outdoor overhead prepaid device of claim 1, wherein: the combined metering mutual inductor (1) adopts one of an oil immersed mutual inductor, an inverted mutual inductor and an all-insulation pouring mutual inductor.
7. The outdoor overhead prepaid device of claim 1, wherein: the circuit breaker (3) is a pillar type circuit breaker, and the voltage grade is one of 10KV, 20KV and 35 KV.
8. The outdoor overhead prepaid device of claim 1, wherein: the current transformer (4) is one of a two-phase independent protection transformer, a three-phase independent protection transformer and a three-phase protection and zero sequence integrated transformer.
9. The outdoor overhead prepaid device of claim 1, wherein: the prepayment control box (2) adopts a watchdog type prepayment control box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020439256.3U CN211827429U (en) | 2020-03-31 | 2020-03-31 | Outdoor overhead prepayment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020439256.3U CN211827429U (en) | 2020-03-31 | 2020-03-31 | Outdoor overhead prepayment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211827429U true CN211827429U (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020439256.3U Active CN211827429U (en) | 2020-03-31 | 2020-03-31 | Outdoor overhead prepayment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211827429U (en) |
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2020
- 2020-03-31 CN CN202020439256.3U patent/CN211827429U/en active Active
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