CN207994462U - 35kV prepayment metering complexes - Google Patents
35kV prepayment metering complexes Download PDFInfo
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- CN207994462U CN207994462U CN201820182294.8U CN201820182294U CN207994462U CN 207994462 U CN207994462 U CN 207994462U CN 201820182294 U CN201820182294 U CN 201820182294U CN 207994462 U CN207994462 U CN 207994462U
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- meterings
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Abstract
The utility model is related to 35kV prepayment metering complexes,It includes the basement being arranged in order with inlet wire direction,Mutual inductor room,Juxtaposed switch gear room and measuring room,And outlet room,Inlet wire connect-disconnect plug and entrance bushing have been sequentially arranged in basement,Mutual inductor has been sequentially arranged current transformer in room,Voltage transformer,Cable is connected to the end of incoming cables of entrance bushing by inlet wire connect-disconnect plug,Then the enter line side of current transformer is connected to from the leading-out terminal of entrance bushing,Voltage transformer is directly connected in parallel to the outgoing line side of current transformer,Ring main unit unit is disposed in switch gear room,And intelligent controller,Cable is connected to the entrance bushing of ring main unit unit via the outgoing line side of current transformer,Then enter outlet room via the outlet casing tube of ring main unit unit,It is placed in small case together with intelligent controller and secondary circuit,It there also is provided gauge table in measuring room,Current transformer provides metering current for gauge table,It is provided for intelligent controller and measures electric current and protective current signal.
Description
Technical field
The utility model is related to field of power, and in particular to a kind of 35kV prepayment meterings complexes.
Background technology
At present in power supply system, 35kV high-voltage prepayment device types are less, mainly using outdoor vacuum circuit breaker on column
Additional metering device carries out electric energy prepayment metering, and this general mounting height of mode is higher, and volume is bigger, it is not easy to install and
Repair, secondary measurement line is longer, is easy metering and is not allowed, and this mode is only applicable to overhead transmission line.
When using cable run, being installed on column just seems that comparison is clumsy, and additional cable branch box or switching station is needed to carry out
Cable is transferred, and complicated in Pedestal mounted high-voltage prepaid metering device in existing 35kV circuits, circuit is messy, band conductance
Body is exposed, and carrying out maintenance and inspection for maintenance and staff brings various inconvenience, and there are security risks.
Utility model content
In view of this, the utility model people of the utility model develops a kind of novel prepayment metering complexes, it will be complete
Insulation ring main unit is enclosed in one-piece casting formula metering device in a babinet, passes through tangible formula connect-disconnect plug using high-tension cable
Connection, whole without exposed energized conductor, safe and reliable to operation, effectivelying prevent toy to enter babinet leads to short trouble, and
The babinet outside dimension being substantially reduced, saves the area, and the utility model collects the functions such as prepayment metering, protection, cable branch in one
Body, suitable for various 35kV ac cables supply line.
The utility model has high pressure measurement, takes keyholed back plate reason, fault detect, protection control and communication function.Suitable for peace
At exchange 50Hz, 35kV high-voltage alternating cable supply line subscriber's drop responsibility separation, it is possible to use in branched line
And tail end line.
The utility model uses outdoor type enclosed housing, by 35kV gas-insulated ring networks cabinet, 35kV metering transformers, intelligence
Energy controller, short circuit grounding fault detector and electrification display etc. are packaged together, compact-sized, safe and reliable.
Embodiment according to the present utility model provides a kind of 35kV prepayment meterings complexes comprising with inlet wire
Basement, mutual inductor room, juxtaposed switch gear room and the measuring room and outlet room that direction is arranged in order, wherein in the inlet wire
It has been sequentially arranged inlet wire connect-disconnect plug and entrance bushing in room, the current transformer, electricity have been sequentially arranged in the mutual inductor room
Press mutual inductor, wherein cable is connected to the end of incoming cables of the entrance bushing by the inlet wire connect-disconnect plug, then from entrance bushing
Leading-out terminal be connected to the enter line side of the current transformer, the voltage transformer is directly connected in parallel to the Current Mutual Inductance
The outgoing line side of device, wherein be disposed with the ring main unit unit and intelligent controller in the switch gear room, the cable via
The outgoing line side of the current transformer is connected to the entrance bushing of the ring main unit unit, then via the ring main unit unit
Outlet casing tube enters outlet room, is placed in small case together with the intelligent controller and secondary circuit, wherein the basement,
Mutual inductor room, switch gear room and outlet room accommodate primary circuit, and add insulating sheath protection, and entire primary circuit is naked without charging
Reveal part, wherein there also is provided gauge table in the measuring room, the current transformer provides metering electricity for the gauge table
Stream provides for the intelligent controller and measures electric current and protective current signal.
Compared to existing device and method, the utility model has the advantages that：
1, using gas-insulated ring network cabinet as arrearage, protection section breaker, relative to other indoor vacuum of routine 35kV
Breaker, disconnecting switch, earthing switch, have the advantages that it is small, occupy little space, box sizes can be narrowed down to 3400*
1600*2100；Gas-insulated ring network cabinet is non-maintaining, securely and reliably；
2, using cast-type voltage, current transformer, be individually encapsulated at one in interval, front and back enabling, by cable with
Switch, entrance bushing connection, connect relative to previous copper bar, save space, and cost-effective；
3, it from inlet wire to outlet, from left to right, once arranges, while ensureing safe distance, maximum has saved space；
4, by gas-insulated ring network cabinet and metering transformer, intelligent demarcation controller combination in a closed babinet,
By control loop (secondary circuit) realize power-off after subscriber arrearage, it is multiple take after power transmission function automatically, can short message, be remotely controlled on the spot
Division separating brake, manual, short message cannot all close a floodgate after arrearage；It is controlled relative to traditional pre-payment, separating brake after power-off powers on and needs hand
Dynamic to carry out closing operation, I has power-off opening by company's prepaid devices, powers on automatic closing, need not go to close a floodgate manually again,
It has saved user to restore electricity the time, also user need not have been allowed to go live power transmission.
Description of the drawings
Fig. 1 is the external view of the 35kV prepayment metering complexes of embodiment according to the present utility model；
Fig. 2 is the top cross-sectional view of the 35kV prepayment metering complexes of embodiment according to the present utility model；
Fig. 3 is the side cross-sectional, view of the 35kV prepayment metering complexes of embodiment according to the present utility model；
Fig. 4 is the vertical view outside drawing of the 35kV prepayment metering complexes of embodiment according to the present utility model.
Specific implementation mode
In the following, being described in further detail to the implementation of technical solution in conjunction with attached drawing.
It will be appreciated by those of skill in the art that although the following description is related to related the embodiments of the present invention
Many technical details, but be only for not meaning that any restrictions for illustrating the example of the principles of the present invention.This practicality
It is novel to be suitable for being different from the occasion except technical detail exemplified below, without departing from the original of the utility model
Reason and spirit.
It, may pair can be in description in the present specification in addition, tedious in order to avoid making the description of this specification be limited to
The portion of techniques details obtained in prior art data has carried out the processing such as omission, simplification, accommodation, this technology for this field
It will be understood by for personnel, and this does not interfere with the open adequacy of this specification.
Hereinafter, it will be described in connection with the drawings for realizing the embodiments of the present invention.
The utility model provides a kind of landing prepaid devices, mainly by main switch, voltage transformer, Current Mutual Inductance
The components such as device, intelligent controller, entrance bushing, inlet-outlet line connect-disconnect plug, 35kV high-tension cables form.
Fig. 1 is the external view of the 35kV prepayment metering complexes of embodiment according to the present utility model.
Box shape shown in Figure 1, wherein 2-3mm thickness galvanized sheet welding productions, box cover tool can be used in babinet
There is certain slope, prevent rainwater from accumulating, box cover uses sinkage type structure, can effectively prevent rainwater along cover rim into cartonning
Body.Box sizes can be 3400*1600*2100 (long * wide * high).
Fig. 2 is the top cross-sectional view of the 35kV prepayment metering complexes of embodiment according to the present utility model；Fig. 3 is
The side cross-sectional, view of the 35kV prepayment metering complexes of embodiment according to the present utility model.
As shown in Figures 2 and 3, babinet is divided into five compartments, is arranged using mesh font, from left to right (left to bottom right, that is,
The direction passed in and out by circuit) it is followed successively by：Basement, mutual inductor room, switch gear room side by side and measuring room, outlet room, wherein metering
After room is located at switch gear room.Each compartment is separated by partition.
Wherein, inlet wire arrester, inlet wire connect-disconnect plug, entrance bushing have been sequentially arranged in the basement, wherein it is described into
Wire insertion head is tangible connect-disconnect plug, and inlet wire cable is connected to the end of incoming cables of the entrance bushing by tangible connect-disconnect plug, so
The enter line side of current transformer (being located in mutual inductor room) is connected to from the leading-out terminal of entrance bushing afterwards, and it is exhausted that sheath can be added to carry out
Edge protects.Entrance bushing uses wall-penetrating type double end casing, is mounted on basement partition board, a termination long cable section of ingoing line, and the other end is logical
Cross tangible formula cable plug head connection current transformer.
Wherein, the current transformer, voltage transformer have been sequentially arranged in the mutual inductor room.The voltage transformer
Type single-phase potential transformer star-like connection is poured using three indoor epoxy resin, metered voltage, in order to control is provided for electric energy meter
Circuit provides power supply.The current transformer pours type single-phase current transformer using three indoor epoxy resin, have protection,
It measures, metering three winding, provides metering current for electric energy meter, intelligent controller provides and measures electric current and protective current signal.Its
In, inlet wire cable is by the outgoing line side of current transformer, the ring being connected to by tangible cable plug head in the switch gear room
The entrance bushing of net cabinet unit, last outlet cable are connected to ring main unit unit outlet casing tube by tangible formula cable plug head.
The voltage transformer is directly connected in parallel to current transformer outgoing line side, and adds insulating sheath protection, entire primary circuit without
Charge exposed part；
Wherein, it is disposed with the ring main unit unit (main switch) in the switch gear room, is gas-insulated ring network cabinet, can adopt
With breaker unit or load switching unit, for cutting off normal duty electric current, fault current, ontology band disconnecting switch is grounded
Switch, and be latched mutually.Intelligent controller is there also is provided in the switch gear room, there is flow control, quick-break control, Yong Hufen
The functions such as boundary's control, can manually, straighforward operation on the spot, liquid crystal display after subscriber arrearage separating brake, cannot close a floodgate manually, user
Automatically combined floodgate is powered on after payment.
The measuring room is also equipped with gauge table (electric energy meter).
One group of temperature and moisture sensors, acquisition four is respectively set in four corners in the measuring room (or entire babinet)
A temperature and humidity T1, T2, T3, T4 and H1, H2, H3, H4, by temperature and humidity controller accurately calculate to obtain temperature value T and
Humidity value H：
T11=0.15 × T1+0.2 × T2+0.25 × T3+0.4 × T4；
T12=0.15 × T3+0.2 × T4+0.25 × T1+0.4 × T2；
H11=0.18 × H1+0.26 × H2+0.22 × H3+0.34 × H4；
H12=0.18 × H2+0.26 × H4+0.22 × H1+0.34 × H3；
When processing temperature value T be more than preset value, then drive four fan coolings；
When processing humidity value H be more than preset value, then drive dehumidifier (such as heater) work heating and dehumidification；
The weighting coefficient of above-mentioned calculating temperature and humidity value is merely illustrative, it will be appreciated by those of skill in the art that can be with
Temperature and humidity value T and H are obtained using the computational methods of other weighting coefficients or other average humitures.
Fig. 4 is the top cross-sectional view of the 35kV prepayment metering complexes of embodiment according to the present utility model.Such as Fig. 4
Shown, basement opens the door for the left side, and an independent compartment passes through casing and inlet wire cable connection；Mutual inductor room is front and back enabling,
It installs radiator fan on four doors additional, heater is installed additional in mutual inductor room, the indoor temperature of mutual inductor is acquired by Temperature Humidity Sensor
Degree and humidity, are calculated by temperature and humidity controller, and driving fan or heater work carry out dehumidifying and cooling, prevents interior
Temperature is excessively high or the excessive generation condensation of humidity, influences properties of product；Switch gear room front open the door, switch gear room's operation panel and other
Compartment is detached using partition board, and user can opening door operation, intelligent controller and secondary control loop closing one in the case of electrification
In a small chamber, small chamber external door is concordant with operation panel；It is embedded on switch gear room's isolation panel；Measuring room back pullout (BPO), individually
Transparent meter electricity box are installed in one Room, and leading blocks, and avoid stealing electricity；The R.H.flapped door of outlet room, directly and ring by cable accessory
Net cabinet casing connection outlet.
By upper, it will be appreciated that for illustrative purposes, specific embodiment of the utility model is described herein, it still, can
Each modification is made, without departing from the scope of the utility model.It will be apparent to one skilled in the art that institute in flow chart step
It draws or operation described herein can be varied in many ways with routine.More specifically, the order of step can be rearranged, it can be simultaneously
Row executes step, can omit step, it may include other steps can make the various combinations or omission of routine.Thus, this practicality is new
Type is limited only by the following claims.
Claims (10)
1. a kind of 35kV prepayment meterings complexes comprising the basement that is arranged in order with inlet wire direction, mutual inductor room, simultaneously
The switch gear room set and measuring room and outlet room,
Wherein, inlet wire connect-disconnect plug and entrance bushing have been sequentially arranged in basement, it is mutual to be sequentially arranged electric current in mutual inductor room
Sensor, voltage transformer,
Wherein, cable is connected to the end of incoming cables of the entrance bushing by the inlet wire connect-disconnect plug, then going out from entrance bushing
Line end is connected to the enter line side of the current transformer, and the voltage transformer is directly connected in parallel to the current transformer
Outgoing line side,
Wherein, ring main unit unit and intelligent controller are disposed in the switch gear room, the cable is via the Current Mutual Inductance
The outgoing line side of device is connected to the entrance bushing of the ring main unit unit, then enters via the outlet casing tube of the ring main unit unit
It is placed in small case together with outlet room, the intelligent controller and secondary circuit,
Wherein, the basement, mutual inductor room, switch gear room and outlet room accommodate primary circuit, and add insulating sheath protection,
Entire primary circuit without electrification exposed part,
Wherein, gauge table is there also is provided in the measuring room, the current transformer provides metering current for the gauge table, is
The intelligent controller, which provides, measures electric current and protective current signal.
2. 35kV prepayment meterings complexes according to claim 1, wherein the 35kV prepayment meterings are at suit
It is set to body structure, babinet uses 2-3mm thickness galvanized sheet welding productions, and box cover has the gradient and upper surface is sunk type
Moulding.
3. 35kV prepayment meterings complexes according to claim 1, wherein the entrance bushing is double using wall-penetrating type
Head casing tube is mounted on basement partition board, and a termination long cable section of ingoing line, the other end is connected to institute by tangible formula cable plug head
State current transformer.
4. 35kV prepayment meterings complexes according to claim 1, wherein the ring main unit unit is gas-insulated
Ring main unit, for cutting off normal duty electric current, fault current.
5. 35kV prepayment meterings complexes according to claim 1, wherein the inlet wire connect-disconnect plug in the basement
Prime be also associated with inlet wire arrester,
Wherein, the voltage transformer pours type single-phase potential transformer star-like connection using three indoor epoxy resin, for electricity
It can table offer metered voltage, in order to control circuit offer power supply.
6. 35kV prepayment meterings complexes according to claim 1, wherein the current transformer is three indoor
Epoxy resin pours type single-phase current transformer, has protection, measures, metering three winding,
Wherein, inlet wire cable is connected to the switch gear room by the outgoing line side of current transformer by tangible cable plug head
In ring main unit unit entrance bushing.
7. 35kV prepayment meterings complexes according to claim 4, wherein the gas-insulated ring network cabinet is using disconnected
Road device unit or load switching unit, for cutting off normal duty electric current, fault current, the gas-insulated ring network cabinet ontology band
Disconnecting switch, earthing switch, and be latched mutually.
8. 35kV prepayment meterings complexes according to claim 1, wherein the intelligent controller had flow control
System, quick-break control, user demarcation control function, can manually, straighforward operation, liquid crystal display on the spot, after subscriber arrearage separating brake, hand
It is dynamic to close a floodgate, combined floodgate is powered on after user charges automatically.
9. 35kV prepayment meterings complexes according to claim 1, wherein four corner difference in the measuring room
One group of temperature and moisture sensors is set, acquires four temperature T1, T2, T3, T4 and four humidity H1, H2, H3, H4, passes through
Summation is weighted respectively to four temperature T1, T2, T3, T4 and four humidity H1, H2, H3, H4 and obtains mean temperature T
With medial humidity H,
Wherein, if T is more than preset value, indoor four fans of metering is driven to radiate；
Wherein, if H is more than preset value, the indoor dehumidifier dehumidifying of the metering is driven.
10. 35kV prepayment meterings complexes according to claim 1, wherein when using inlet wire direction as left and right directions
When：
The basement opens the door for the left side,
The mutual inductor room is front and back enabling, installs radiator fan on door additional, dehumidifier is installed additional in the mutual inductor room, by warm and humid
The indoor temperature of sensor acquisition mutual inductor and humidity are spent, is calculated by temperature and humidity controller, driving fan or dehumidifier
Work,
The switch gear room is that front is opened the door, and the operation panel in the switch gear room is detached with other compartments using partition board, Yong Huke
Opening door operation in the case of electrification,
The measuring room is back pullout (BPO), an independent Room, wherein installation transparent meter electricity box；
The outlet room be R.H.flapped door, by cable accessory directly with ring main unit unit casing connection outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820182294.8U CN207994462U (en) | 2018-02-02 | 2018-02-02 | 35kV prepayment metering complexes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820182294.8U CN207994462U (en) | 2018-02-02 | 2018-02-02 | 35kV prepayment metering complexes |
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| Publication Number | Publication Date |
|---|---|
| CN207994462U true CN207994462U (en) | 2018-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820182294.8U Active CN207994462U (en) | 2018-02-02 | 2018-02-02 | 35kV prepayment metering complexes |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108233244A (en) * | 2018-02-02 | 2018-06-29 | 山东纵华智能电气有限公司 | 35kV prepayment metering complexes |
| CN112787257A (en) * | 2021-01-29 | 2021-05-11 | 福州浩海新技术开发有限公司 | Switch cabinet with separated switch function and operation function |
-
2018
- 2018-02-02 CN CN201820182294.8U patent/CN207994462U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108233244A (en) * | 2018-02-02 | 2018-06-29 | 山东纵华智能电气有限公司 | 35kV prepayment metering complexes |
| CN108233244B (en) * | 2018-02-02 | 2023-12-08 | 山东纵华智能电气有限公司 | 35kV prepayment metering complete device |
| CN112787257A (en) * | 2021-01-29 | 2021-05-11 | 福州浩海新技术开发有限公司 | Switch cabinet with separated switch function and operation function |
| CN112787257B (en) * | 2021-01-29 | 2023-02-07 | 福建新成中正电气科技有限公司 | Switch cabinet with separated switch function and operation function |
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