CN207082039U - High-voltage metering cubicle - Google Patents
High-voltage metering cubicle Download PDFInfo
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- CN207082039U CN207082039U CN201721016036.4U CN201721016036U CN207082039U CN 207082039 U CN207082039 U CN 207082039U CN 201721016036 U CN201721016036 U CN 201721016036U CN 207082039 U CN207082039 U CN 207082039U
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Abstract
A kind of high-voltage metering cubicle; electric energy metering module, temperature and Humidity Control module, security protection module, cabinet intraoral illumination module and load-control equipment including cabinet and in cabinet; electric energy metering module includes kilowatt-hour meter and the voltage transformer and current transformer that are connected with kilowatt-hour meter; the secondary side of current transformer and voltage transformer is connected with terminal box, and voltage transformer primary side is connected to high-tension fuse；Temperature and Humidity Control module includes temperature and humidity controller and connected Temperature Humidity Sensor, humiture load and fuse；Security protection module includes the electrification display and electromagnetic lock for being installed on cabinet door.Use the metering cabinet, automatic power transmission and power-off can be realized to user power utilization amount accurate measurement, while according to user power utilization situation, temperature and Humidity Control module can be automatically cool-down dehumidification in cabinet, therefore suitable for high temperature and wet environment, have a wide range of application, service life length；Security protection module is set up, prevents maloperation, safety coefficient height.
Description
Technical field
Electric power metering device technical field is the utility model is related to, relates in particular to a kind of high-voltage metering cubicle.
Background technology
High-voltage metering cubicle is the cabinet special measured to power consumer electricity consumption.High-voltage metering cubicle is typically by high-precision current
Transformer, high-accuracy voltage transformer, vacuum switch, bus, extraordinary electric energy meter, intelligent terminal, special junction box, control circuit
Etc. installing concentratedly in a metal enclosed cabinet.
The electric current metering of high-voltage metering cubicle is an important indicator of its performance, in design current metering circuit, Ying Chong
Divide and consider its layout structure, stability, reliability and metering precision.In addition, metering cabinet requires higher to humiture in cabinet,
In moist and hot environment, cabinet humidity increase, temperature rise, electric elements heating in part causes metering cabinet in the course of the work
In-cabinet temperature raises, the too high internal unit for being easily damaged metering cabinet of humiture, influences the life-span of metering cabinet.In addition, high-voltage board
Interior band high-tension electricity, easily electric shock is caused danger for maloperation under non-inspecting state, jeopardizes personal safety, potential safety hazard be present.Cause
This, invents a kind of novel and multifunctional outdoor electric metering cabinet and seems very necessary.
The content of the invention
For above-mentioned prior art, the technical problems to be solved in the utility model be to provide a kind of metering it is accurate, can be real
Now automatic power transmission and power-off and the high-voltage metering cubicle that service life is long, safety coefficient is high.
In order to solve the above technical problems, the utility model provides a kind of high-voltage metering cubicle, including cabinet and located at cabinet
Interior electric energy metering module, temperature and Humidity Control module, security protection module and cabinet intraoral illumination module,
The electric energy metering module includes voltage transformer, current transformer, kilowatt-hour meter and terminal box, the kilowatt-hour meter point
It is not connected with current transformer and voltage transformer, the secondary side of the current transformer and voltage transformer is connected with terminal box
Connect, the voltage transformer primary side is connected to high-tension fuse；
Temperature Humidity Sensor, temperature and humidity controller and the humiture that the temperature and Humidity Control module is included in cabinet are born
Carry, the Temperature Humidity Sensor and humiture load are connected with temperature and humidity controller respectively, are inputted in temperature and humidity controller electric current
End is provided with fuse；
Electrification display and electromagnetic lock of the security protection module including being installed on cabinet door, the A of the electrification display,
B, C three-phase terminals is connected with A, B, C three-phase electrified sensor input respectively, and the current input terminal of electrification display is provided with
Fuse.
Preferably, the cabinet intraoral illumination module includes fuse, switch and the illuminating lamp sequentially electrically connected.
Preferably, in addition to load-control equipment, the load-control equipment are connected with terminal box and kilowatt-hour meter.
Preferably, the humiture load is heater and/or fan.
Preferably, the current transformer and voltage transformer are respectively two.
Preferably, the switch and illuminating lamp set two groups.
In summary, can be to user power utilization amount accurate measurement, while according to user power utilization feelings using above-mentioned high-voltage metering cubicle
Condition can realize automatic power transmission and power-off, and the metering cabinet is provided with temperature and Humidity Control module, can be automatically cool-down dehumidification in cabinet, can fit
For in high temperature and wet environment, having a wide range of application, service life length.In addition, setting up security protection module, maloperation is prevented,
Safety coefficient is high.
Brief description of the drawings
Fig. 1 is the circuit theory diagrams of the utility model high-voltage metering cubicle；
Fig. 2 is the alternating current loop diagram of the utility model high-voltage metering cubicle；
Fig. 3 is the ac voltage circuit figure of the utility model high-voltage metering cubicle；
Fig. 4 is the temperature and Humidity Control module schematic diagram of the utility model high-voltage metering cubicle；
Fig. 5 is the security protection module schematic diagram of the utility model high-voltage metering cubicle；
Fig. 6 is the cabinet intraoral illumination module principle figure of the utility model high-voltage metering cubicle.
In figure：1- voltage transformers, 2- current transformers, 3- kilowatt-hour meters, 4- terminal boxes, 5- high-tension fuses, 6- are warm and humid
Spend sensor, 7- temperature and humidity controllers, the load of 8- humitures, 9- electrification displays, 10- electromagnetic locks
Embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings：
As shown in Figures 1 to 6, high-voltage metering cubicle of the present utility model, including cabinet and the electric energy metrical in cabinet
Module, temperature and Humidity Control module, security protection module and cabinet intraoral illumination module,
The electric energy metering module includes voltage transformer 1, current transformer 2, kilowatt-hour meter 3 and terminal box 4, the electric degree
Table 3 is connected with current transformer 2 and voltage transformer 1 respectively, the secondary side of the current transformer 2 and voltage transformer 1 with
Terminal box 4 is connected, and the primary side of voltage transformer 1 is connected to high-tension fuse 5；The current transformer 2 and voltage transformer 1
Respectively two.
The temperature and Humidity Control module includes Temperature Humidity Sensor 6, temperature and humidity controller 7 and the humiture in cabinet
Load 8, the Temperature Humidity Sensor 6 and humiture load 8 are connected with temperature and humidity controller 7 respectively, in the electricity of temperature and humidity controller 7
Stream input is provided with fuse；The humiture load 8 is heater and/or fan.In 6 real-time detecting box of Temperature Humidity Sensor
Humiture, and Monitoring Data is transferred to temperature and humidity controller 7, judged by temperature and humidity controller 7, if measured value exceeds
Preset value, spontaneous startup humiture load 8, it is cool-down dehumidification in cabinet by way of heating or being vented.
The security protection module includes the electrification display 9 and electromagnetic lock 10 for being installed on cabinet door, the electrification display 9
A, B, C three-phase terminal be connected respectively with the input of A, B, C three-phase electrified sensor 11, the electric current of electrification display 9 is defeated
Enter end and be provided with fuse.In cabinet door install electrification display 9, can intuitively be shown by alarm display lamp offer for sale interior equipment whether
With working voltage.When equipment carries working voltage, alarm display lamp flashes, and warns staff's high-tension apparatus band
Electricity, then without instruction during no electricity.The electrification display 9 uses individual-phase control, it is any one it is mutually powered when be flashing light alarm, and export strong
Block signal processed, prevents maloperation.Electromagnetic lock 10 is that a kind of electrical control mechanism for preventing high-tension switch gear electric misoperation interlocks
Device, the installation electromagnetic lock 10 in cabinet door, automatic blocking when electromagnetic lock 10 receives the block signal that electrification display 9 is sent,
Cabinet door can not be opened, and can prevent the generation of maloperation.In normal state, when equipment under test or powered network, powered display
Device 9 " A, B, C " three-phase indicator lamp are bright, " operation " indicator lamp extinguish, and export forced blocking signal, the locking of electromagnetic lock 10, cabinet
Door can not be opened.When equipment under test or not charged network, " A, B, C " three-phase indicator lamp all extinguish, and " operation " indicator lamp is bright, together
When removing locked signal, electromagnetic lock open, can open cabinet door carry out equipment operation.When display power supply out of hand, show
Show that device exports forced blocking signal, keep blocking.Display is provided with " self-test " function, you can automatic detection sensor and
The various functions module of display, when any failure occurs for device, " power supply " indicator lamp length is bright, and " operation " indicator lamp will not
It is bright, forced blocking signal is exported all the time, keeps blocking.
The cabinet intraoral illumination module includes the fuse, switch 12 and illuminating lamp 13 sequentially electrically connected；12 Hes of the switch
Illuminating lamp 13 sets two groups.
Also include load-control equipment, the load-control equipment is connected with terminal box 4 and kilowatt-hour meter 3.Load-control equipment can fill mobile phone
Card, is micro computer, and many kinds of parameters of electric energy can also be transmitted by 485 communication interfaces, and power supply administration is carried out to user power utilization situation
Monitoring, user do not buy electricity, can automatically power off and ration the power supply.
Above-mentioned combination accompanying drawing is explained in detail to embodiment of the present utility model, but the present invention be not limited to it is above-mentioned
Embodiment, in one skilled in the relevant art's possessed knowledge, many variations can also be made to it.
Claims (6)
1. a kind of high-voltage metering cubicle, it is characterised in that electric energy metering module, Temperature and Humidity Control including cabinet and in cabinet
Module, security protection module and cabinet intraoral illumination module,
The electric energy metering module includes voltage transformer (1), current transformer (2), kilowatt-hour meter (3) and terminal box (4), described
Kilowatt-hour meter (3) is connected with current transformer (2) and voltage transformer (1) respectively, the current transformer (2) and voltage transformer
(1) secondary side is connected with terminal box (4), and voltage transformer (1) primary side is connected to high-tension fuse (5)；
The temperature and Humidity Control module includes Temperature Humidity Sensor (6), temperature and humidity controller (7) and the humiture in cabinet
Load (8), the Temperature Humidity Sensor (6) and humiture load (8) are connected with temperature and humidity controller (7) respectively, in humiture
Controller (7) current input terminal is provided with fuse；
The security protection module includes the electrification display (9) and electromagnetic lock (10) for being installed on cabinet door, the electrification display
(9) A, B, C three-phase terminal is connected with A, B, C three-phase electrified sensor (11) input respectively, electrification display (9)
Current input terminal is provided with fuse.
2. high-voltage metering cubicle according to claim 1, it is characterised in that the cabinet intraoral illumination module includes sequentially electrically connecting
Fuse, switch and illuminating lamp.
3. high-voltage metering cubicle according to claim 1, it is characterised in that also including load-control equipment, the load-control equipment with
Terminal box (4) and kilowatt-hour meter (3) connection.
4. high-voltage metering cubicle according to claim 1, it is characterised in that humiture load (8) be heater and/or
Fan.
5. high-voltage metering cubicle according to claim 1, it is characterised in that the current transformer (2) and voltage transformer
(1) it is respectively two.
6. high-voltage metering cubicle according to claim 2, it is characterised in that the switch (12) and illuminating lamp (13) set two
Group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721016036.4U CN207082039U (en) | 2017-08-15 | 2017-08-15 | High-voltage metering cubicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721016036.4U CN207082039U (en) | 2017-08-15 | 2017-08-15 | High-voltage metering cubicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207082039U true CN207082039U (en) | 2018-03-09 |
Family
ID=61419738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721016036.4U Expired - Fee Related CN207082039U (en) | 2017-08-15 | 2017-08-15 | High-voltage metering cubicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207082039U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110308675A (en) * | 2019-05-29 | 2019-10-08 | 湖北中科能能源技术有限公司 | A kind of control circuit of photo-voltaic power generation station 10kV metering cabinet |
| CN111129972A (en) * | 2019-12-30 | 2020-05-08 | 国网山东省电力公司淄博供电公司 | Anti-misoperation locking device for high-voltage cabinet door of box-type substation |
-
2017
- 2017-08-15 CN CN201721016036.4U patent/CN207082039U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110308675A (en) * | 2019-05-29 | 2019-10-08 | 湖北中科能能源技术有限公司 | A kind of control circuit of photo-voltaic power generation station 10kV metering cabinet |
| CN111129972A (en) * | 2019-12-30 | 2020-05-08 | 国网山东省电力公司淄博供电公司 | Anti-misoperation locking device for high-voltage cabinet door of box-type substation |
| CN111129972B (en) * | 2019-12-30 | 2021-11-23 | 国网山东省电力公司淄博供电公司 | Anti-misoperation locking device for high-voltage cabinet door of box-type substation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180309 Termination date: 20210815 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |