CN112505381B - Distribution network batch meter protector - Google Patents
Distribution network batch meter protector Download PDFInfo
- Publication number
- CN112505381B CN112505381B CN202011372796.5A CN202011372796A CN112505381B CN 112505381 B CN112505381 B CN 112505381B CN 202011372796 A CN202011372796 A CN 202011372796A CN 112505381 B CN112505381 B CN 112505381B
- Authority
- CN
- China
- Prior art keywords
- shielding plate
- electromagnet
- metering box
- main shielding
- sliding rail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/14—Rainfall or precipitation gauges
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Atmospheric Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Environmental Sciences (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses a power distribution network metering box protection device, which comprises a metering box body, a rainfall detector, a driving controller and a radiating hole shielding mechanism, wherein the metering box body is provided with a radiating hole; the rainfall detector is electrically connected with the driving controller; the radiating hole shielding mechanism comprises a main shielding plate, a sliding rail and a driving piece; the sliding rail is arranged at the radiating hole of the metering box body, and the main shielding plate is in sliding connection with the sliding rail; when the driving controller judges that the rainfall detected by the rainfall detector exceeds a preset value, the driving piece drives the main shielding plate to slide to a specified position along the sliding rail so as to shield the radiating hole. The invention has simple and effective structure and low cost, and can effectively avoid water inflow in the tank, so that the inside of the tank is kept dry.
Description
Technical Field
The invention relates to the field of power distribution network metering boxes, in particular to a power distribution network metering box protection device.
Background
The metering box is the whole body of metering devices and auxiliary equipment which are necessary for metering electric energy, and comprises an electric energy meter, a metering voltage, a current transformer, a secondary circuit of the current transformer and the like. The batch meter is provided with the radiating holes for radiating heat of internal electric appliances, some batch meters are placed outdoors, and under the rainy day condition, water is easy to enter the batch meters from the radiating holes, so that potential safety hazards are caused for the electric appliances.
Disclosure of Invention
In order to solve the problems, the invention provides a power distribution network metering box protection device.
The technical scheme of the invention is as follows: the utility model provides a distribution network batch meter protector, includes the batch meter body, is provided with the louvre on the batch meter body, and the device still includes rainfall detector, drive controller and louvre shielding mechanism; the rainfall detector is electrically connected with the driving controller;
the radiating hole shielding mechanism comprises a main shielding plate, a sliding rail and a driving piece; the sliding rail is arranged at the radiating hole of the metering box body, and the main shielding plate is in sliding connection with the sliding rail; when the driving controller judges that the rainfall detected by the rainfall detector exceeds a preset value, the driving piece drives the main shielding plate to slide to a specified position along the sliding rail so as to shield the radiating hole.
Further, the driving piece comprises a first fixed shell and a second fixed shell, wherein the first fixed shell and the second fixed shell are arranged on the metering box body and are oppositely arranged at two sides of the radiating hole along the sliding direction of the main shielding plate;
a first electromagnet is arranged in the first fixed shell, and a coil of the first electromagnet is electrically connected with the driving controller through a first switch;
a second electromagnet is arranged in the second fixed shell, and a coil of the second electromagnet is electrically connected with the driving controller through a second switch;
the driving piece also comprises a first permanent magnet and a second permanent magnet; the first permanent magnet is arranged on one side of the main shielding plate, which is close to the first fixed shell, and the second permanent magnet is arranged on one side of the main shielding plate, which is close to the second fixed shell.
Further, the main shielding plate is of a U-shaped structure, and two side walls of the main shielding plate are slidably connected in the sliding rail.
Further, guide strips are arranged in the sliding rail, clamping grooves are formed in the end faces of the two side walls of the main shielding plate, and the clamping grooves are buckled on the guide strips.
Further, a pair of shielding plates are respectively arranged on two sides of the radiating hole on the metering box body, and when the main shielding plate shields the radiating hole, the end face of the pair of shielding plates is contacted with the end face of the main shielding plate.
Further, a humidity sensor is arranged in the metering box body and is electrically connected with the driving controller.
Further, a temperature sensor and a cooling fan are arranged in the metering box body, and the temperature sensor and the cooling fan are respectively and electrically connected with the driving controller;
the metering box body is also provided with a ventilation channel, and the cooling fan is arranged in the ventilation channel.
Further, a dust screen is arranged on the ventilation channel.
Further, the apparatus also includes an area controller, the electrical connection of the rain detector to the drive controller is replaced by an electrical connection of the rain detector to the area controller, and the area controller is in wireless communication with the drive controller.
According to the power distribution network metering box protection device, the rainfall detector is arranged to detect rainfall in real time, and the radiating hole shielding mechanism is arranged to shield the radiating holes when the rainfall is large, so that water is prevented from entering from the radiating holes inwards, and internal electric appliances are protected. The device has simple and effective structure and low cost, and can effectively avoid water inflow in the box, so that the inside of the box is kept dry.
Drawings
FIG. 1 is a schematic view of a structure of a measuring tank according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a shielding mechanism for heat dissipation holes according to an embodiment of the present invention;
FIG. 3 is a schematic view of a longitudinal cross-sectional structure of a slide rail and a main shielding plate according to an embodiment of the present invention;
FIG. 4 is a schematic block diagram of a circuit configuration of an embodiment of the present invention;
fig. 5 is a schematic block diagram of a circuit configuration of a second embodiment of the present invention.
In the figure, the measuring box comprises a 1-measuring box body, a 2-radiating hole, a 3-main shielding plate, a 4-first fixed shell, a 5-first permanent magnet, a 6-second permanent magnet, a 7-sliding rail, an 8-guiding strip, a 9-auxiliary shielding plate, a 10-second fixed shell, a 11-clamping groove, a 12-rainfall detector, a 13-humidity sensor, a 14-temperature sensor, a 15-cooling fan, a 16-driving controller, a 17-first switch, a 18-first electromagnet, a 19-second electromagnet, a 20-second switch and a 21-area controller.
Detailed Description
The present invention will be described in detail below by way of specific examples with reference to the accompanying drawings, the following examples being illustrative of the present invention and the present invention is not limited to the following embodiments.
Example 1
As shown in fig. 1-4, the embodiment provides a protection device for a metering box of a power distribution network, which comprises a metering box body 1, wherein a heat dissipation hole 2 is formed in the metering box body 1.
In order to avoid water inflow from the radiating hole 2, the embodiment is provided with a rainfall detector 12, a driving controller 16 and a radiating hole shielding mechanism, wherein the rainfall detector 12 is electrically connected with the driving controller 16, the rainfall detector 12 is used for detecting the rainfall around the metering box, and when the rainfall exceeds a preset value, the driving controller 16 controls the radiating hole shielding mechanism to shield the radiating hole from water inflow. The driving controller 16 and the cooling hole shielding mechanism are both disposed in the batch tank body 1.
The radiating hole shielding mechanism of the embodiment comprises a main shielding plate 3, a sliding rail 7 and a driving piece; the slide rail 7 sets up in the louvre 2 department of batch meter body 1, and main shielding plate 3 sliding connection is in slide rail 7, and when drive controller 16 judged that the rainfall that rainfall detector 12 detected exceeds the default, it shelters from the louvre to slide to the assigned position along slide rail 7 through the drive piece drive main shielding plate 3.
Wherein the driving piece comprises a first fixed shell 4 and a second fixed shell 10, the first fixed shell 4 and the second fixed shell 10 are arranged on the metering box body 1 and are oppositely arranged at two sides of the heat dissipation hole 2 along the sliding direction of the main shielding plate 3. A first electromagnet 18 is arranged in the first fixed shell 4, and a coil of the first electromagnet 18 is electrically connected with the driving controller 16 through a first switch 17; a second electromagnet 19 is arranged in the second fixed shell 10, and a coil of the second electromagnet 19 is electrically connected with the driving controller 16 through a second switch 20. The driving piece also comprises a first permanent magnet 5 and a second permanent magnet 6; the first permanent magnet 5 is disposed on the main shield 3 at a side close to the first fixing case 4, and the second permanent magnet 6 is disposed on the main shield 3 at a side close to the second fixing case 10.
The working principle of the radiating hole shielding component of the embodiment is as follows: when the rain is not falling or the rainfall does not exceed a preset value, the driving controller 16 controls the first electromagnet 18 to be electrified, the first electromagnet 18 and the first permanent magnet 5 are attracted to each other, the main shielding plate 3 is fixed on the left side, the heat dissipation holes 2 are not shielded, and heat dissipation is normal; when the rain falls and the rainfall exceeds a preset value, the driving controller 16 controls the first electromagnet 18 to be powered off, and the second electromagnet 19 is powered on, at the moment, the first electromagnet 18 and the first permanent magnet 5 are not attracted to each other, the second electromagnet 19 attracts the second permanent magnet 6, the main shielding plate 3 is pulled to the right, and the radiating holes are shielded. After the rain is stopped, the main shielding plate 3 is pulled back again. The driving part of the embodiment is simple and feasible and has lower cost.
The main shielding plate 3 of this embodiment has a U-shaped structure, and two side walls thereof are slidably connected in the sliding rail 7 to realize sliding. Preferably, guide strips 8 are further arranged in the sliding rail 7, clamping grooves 11 are formed in the end faces of the two side walls of the main shielding plate 3, the clamping grooves 11 are buckled on the guide strips 8, and use stability is improved.
In addition, a pair of shielding plates 9 are respectively arranged on two sides of the heat dissipation hole 2 on the metering box body 1, and when the main shielding plate 3 shields the heat dissipation hole, the end faces of the pair of shielding plates 9 are in contact with the end faces of the main shielding plate 3, so that the left side and the right side can not permeate rainwater, and the metering box is comprehensively protected.
The inside of the batch meter body 1 is provided with the humidity sensor 13, the humidity sensor 13 is electrically connected with the driving controller 16, the driving controller 16 can transmit the humidity data in the batch meter body 1 detected by the humidity sensor 13 to the background, and the warning is given when the humidity is overlarge, so that whether the shielding component is in fault or not is overhauled, and the like.
The metering box body 1 of the embodiment is internally provided with a temperature sensor 14 and a cooling fan 15, and the temperature sensor 14 and the cooling fan 15 are respectively and electrically connected with a driving controller 16. After shielding the heat dissipation holes, the heat in the metering box body 1 has an ascending trend, so that the temperature sensor 14 is further arranged to detect the temperature in the metering box body 1 in real time, and the driving controller 16 adjusts the rotation speed of the fan in real time according to the temperature to discharge the heat.
In addition, still be provided with the ventilation passageway on the batch meter body 1, cooling fan 15 sets up in the ventilation passageway, because ventilation passageway has certain degree of depth, can avoid the rainwater to get into in the batch meter body 1. A dust screen is arranged on the ventilation channel to prevent dust from entering.
Example two
As shown in fig. 5, unlike the embodiment, the present embodiment further includes an area controller 21, the rain sensor 12 is electrically connected to the area controller 21, instead of the driving controller 16, and the area controller 21 is in wireless communication with the driving controller 16, i.e. a rain sensor 12 is disposed in a management area, and the area controller 21 notifies the driving controller 16 in the area to perform the operation, thereby further reducing the cost.
The foregoing disclosure is merely illustrative of the preferred embodiments of the invention and the invention is not limited thereto, since modifications and variations may be made by those skilled in the art without departing from the principles of the invention.
Claims (6)
1. The utility model provides a distribution network batch meter protector, includes the batch meter body, is provided with the louvre on the batch meter body, its characterized in that, this device still includes rainfall detector, drive controller and louvre shielding mechanism; the rainfall detector is electrically connected with the driving controller;
the radiating hole shielding mechanism comprises a main shielding plate, a sliding rail and a driving piece; the sliding rail is arranged at the radiating hole of the metering box body, and the main shielding plate is in sliding connection with the sliding rail; when the driving controller judges that the rainfall detected by the rainfall detector exceeds a preset value, the driving piece drives the main shielding plate to slide to a specified position along the sliding rail so as to shield the radiating hole;
the driving piece comprises a first fixed shell and a second fixed shell, wherein the first fixed shell and the second fixed shell are arranged on the metering box body and are oppositely arranged at two sides of the heat dissipation hole along the sliding direction of the main shielding plate;
a first electromagnet is arranged in the first fixed shell, and a coil of the first electromagnet is electrically connected with the driving controller through a first switch;
a second electromagnet is arranged in the second fixed shell, and a coil of the second electromagnet is electrically connected with the driving controller through a second switch;
the driving piece also comprises a first permanent magnet and a second permanent magnet; the first permanent magnet is arranged on one side of the main shielding plate, which is close to the first fixed shell, and the second permanent magnet is arranged on one side of the main shielding plate, which is close to the second fixed shell;
when the rain is not falling or the rainfall does not exceed a preset value, the driving controller controls the first electromagnet to be electrified, the first electromagnet and the first permanent magnet are attracted mutually, the main shielding plate is fixed on the left side, the radiating holes are not shielded, and heat is normally radiated; when raining and the rainfall exceeds a preset value, the driving controller controls the first electromagnet to be powered off, the second electromagnet is powered on, at the moment, the first electromagnet and the first permanent magnet are not attracted to each other, the second permanent magnet is attracted by the second electromagnet, the main shielding plate is pulled to the right side, and the radiating holes are shielded; when rain stops, the driving controller controls the first electromagnet to be electrified, the second electromagnet to be powered off, and then the main shielding plate is pulled back;
the metering box body is provided with an auxiliary shielding plate on two sides of the radiating hole respectively, and when the main shielding plate shields the radiating hole, the end face of the auxiliary shielding plate is contacted with the end face of the main shielding plate;
a temperature sensor and a cooling fan are arranged in the metering box body, and the temperature sensor and the cooling fan are respectively and electrically connected with the driving controller;
the metering box body is also provided with a ventilation channel, and the cooling fan is arranged in the ventilation channel.
2. The protective device for a metering box of a power distribution network according to claim 1, wherein the main shielding plate is of a U-shaped structure, and two side walls of the main shielding plate are slidably connected in the sliding rail.
3. The power distribution network metering box protection device according to claim 2, wherein guide strips are further arranged in the sliding rail, clamping grooves are formed in the end faces of the two side walls of the main shielding plate, and the clamping grooves are buckled on the guide strips.
4. A power distribution network metering box protector according to claim 1 or 3 wherein a humidity sensor is provided in the metering box body, the humidity sensor being electrically connected to the drive controller.
5. The power distribution network metering box protection device according to claim 1, wherein a dust screen is arranged on the ventilation channel.
6. The power distribution network metering box protection device of claim 1, 3 or 5 further comprising an area controller, wherein the electrical connection of the rain detector to the drive controller is replaced by an electrical connection of the rain detector to the area controller, and wherein the area controller is in wireless communication with the drive controller.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011372796.5A CN112505381B (en) | 2020-11-30 | 2020-11-30 | Distribution network batch meter protector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011372796.5A CN112505381B (en) | 2020-11-30 | 2020-11-30 | Distribution network batch meter protector |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112505381A CN112505381A (en) | 2021-03-16 |
CN112505381B true CN112505381B (en) | 2023-07-25 |
Family
ID=74968013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011372796.5A Active CN112505381B (en) | 2020-11-30 | 2020-11-30 | Distribution network batch meter protector |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112505381B (en) |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204231770U (en) * | 2014-10-15 | 2015-03-25 | 上海槎南再生资源股份有限公司 | Water proof type hydraulic control system cabinet |
CN204697418U (en) * | 2015-05-09 | 2015-10-07 | 蔡建峰 | A kind of Rainproof electric control cabinet |
CN205091376U (en) * | 2015-11-06 | 2016-03-16 | 国网山东省电力公司菏泽供电公司 | Movable type electric power metering box |
CN205753108U (en) * | 2016-06-23 | 2016-11-30 | 淮阴师范学院 | A kind of moistureproof rainproof electric power box |
CN107306483A (en) * | 2016-04-25 | 2017-10-31 | 香江科技股份有限公司 | A kind of waterproof outdoor communication cabinets with high efficiency and heat radiation ventilation effect |
CN207281680U (en) * | 2017-08-17 | 2018-04-27 | 北华航天工业学院 | Cabinet side board in computer |
CN207732536U (en) * | 2017-12-01 | 2018-08-14 | 贵溪泰来科技发展有限公司 | A kind of motor fan housing flown into rain cover insect prevention |
CN109030893A (en) * | 2018-08-31 | 2018-12-18 | 嘉兴市正辉电力设备有限公司 | A kind of new electric energy batch meter |
CN209626691U (en) * | 2019-04-12 | 2019-11-12 | 浙江开盛电气有限公司 | A kind of air insulation ring network cabinet |
CN111786288A (en) * | 2020-07-03 | 2020-10-16 | 合肥乐祎电气有限公司 | Ammeter case with waterproof function dispels heat |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN208738706U (en) * | 2018-10-12 | 2019-04-12 | 河南博源电力设备股份有限公司 | A kind of outdoor power distribution cabinet |
CN109524899A (en) * | 2018-12-03 | 2019-03-26 | 江西亚珀电气有限公司 | A kind of outdoor metering tank |
CN212008700U (en) * | 2020-03-17 | 2020-11-24 | 永安市恒丰开关设备有限公司 | Improved electric energy metering box |
-
2020
- 2020-11-30 CN CN202011372796.5A patent/CN112505381B/en active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204231770U (en) * | 2014-10-15 | 2015-03-25 | 上海槎南再生资源股份有限公司 | Water proof type hydraulic control system cabinet |
CN204697418U (en) * | 2015-05-09 | 2015-10-07 | 蔡建峰 | A kind of Rainproof electric control cabinet |
CN205091376U (en) * | 2015-11-06 | 2016-03-16 | 国网山东省电力公司菏泽供电公司 | Movable type electric power metering box |
CN107306483A (en) * | 2016-04-25 | 2017-10-31 | 香江科技股份有限公司 | A kind of waterproof outdoor communication cabinets with high efficiency and heat radiation ventilation effect |
CN205753108U (en) * | 2016-06-23 | 2016-11-30 | 淮阴师范学院 | A kind of moistureproof rainproof electric power box |
CN207281680U (en) * | 2017-08-17 | 2018-04-27 | 北华航天工业学院 | Cabinet side board in computer |
CN207732536U (en) * | 2017-12-01 | 2018-08-14 | 贵溪泰来科技发展有限公司 | A kind of motor fan housing flown into rain cover insect prevention |
CN109030893A (en) * | 2018-08-31 | 2018-12-18 | 嘉兴市正辉电力设备有限公司 | A kind of new electric energy batch meter |
CN209626691U (en) * | 2019-04-12 | 2019-11-12 | 浙江开盛电气有限公司 | A kind of air insulation ring network cabinet |
CN111786288A (en) * | 2020-07-03 | 2020-10-16 | 合肥乐祎电气有限公司 | Ammeter case with waterproof function dispels heat |
Non-Patent Citations (1)
Title |
---|
智能电能表在使用中的问题及分析;伍琼;《智慧城市电力 2014 年第1 辑 科技论坛论文集》;174-175 * |
Also Published As
Publication number | Publication date |
---|---|
CN112505381A (en) | 2021-03-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN205828906U (en) | A kind of solar energy power distribution cabinet of effective dedusting heat radiation | |
CN114465117A (en) | Remote monitoring intelligent power distribution cabinet and operation method thereof | |
CN112505381B (en) | Distribution network batch meter protector | |
CN211089752U (en) | Portable security device of community security protection | |
CN203103794U (en) | Double-door type power distribution box | |
CN204558934U (en) | A kind of fixed low-voltage distribution cabinet | |
CN212210135U (en) | High-safety communication control cabinet | |
CN212970398U (en) | Electrical control cabinet for robot assembly line | |
CN214956280U (en) | Dry-type transformer | |
CN209676653U (en) | A kind of safety-type cabinet body of husky equipment dynamic control cabinet of system | |
CN210040088U (en) | Plastic casing type circuit breaker | |
CN208690767U (en) | A kind of architectural electricity cabinet convenient to overhaul | |
CN212412537U (en) | Multi-functional good electric wire netting operation case of heat dispersion | |
CN214429035U (en) | Electric cabinet for rail transit | |
CN218920847U (en) | Electricity price monitoring device | |
CN205070191U (en) | A damp device is driven to integral type for switch operation of transformer substation case | |
CN210040089U (en) | Small-sized circuit breaker | |
CN216015061U (en) | Electronic transformer with circuit breaking protection function | |
CN212676741U (en) | Automatic radiating three phase current lightning protection box | |
CN210537064U (en) | Solid cabinet | |
CN213988780U (en) | Modularization building electrical connection structure | |
CN217769216U (en) | Relay cabinet with electric leakage monitoring and alarming functions | |
CN215267491U (en) | High-performance closed type wire slot wiring system device | |
CN213181662U (en) | Three-phase power distribution induction withstand voltage tester | |
CN214337304U (en) | Novel colliery is heat dissipation for switch board device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |