CN202217342U - Prepaid low-voltage control cabinet - Google Patents
Prepaid low-voltage control cabinet Download PDFInfo
- Publication number
- CN202217342U CN202217342U CN2011203885456U CN201120388545U CN202217342U CN 202217342 U CN202217342 U CN 202217342U CN 2011203885456 U CN2011203885456 U CN 2011203885456U CN 201120388545 U CN201120388545 U CN 201120388545U CN 202217342 U CN202217342 U CN 202217342U
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- CN
- China
- Prior art keywords
- switch board
- low pressure
- pressure pre
- cabinet
- payment switch
- 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.)
- Expired - Lifetime
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Abstract
The utility model relates to a prepaid low-voltage control cabinet, which comprises a casing and a main body mounted therein. The main body comprises two cabinet bodies connected mutually, namely a measuring cabinet and a control cabinet. The utility model provides the floor-model low-voltage prepaid control measuring cabinet, which is convenient to install and maintain, has a lowered danger coefficient, is free from maintenance, oil-dripping, contamination, and the like, has a cabinet opening alarm function, and realizes mutual monitoring between users and a power department.
Description
Technical field
The utility model relates to power industry, is specifically related to a kind of city net, rural power grids outdoor substation of being applicable to, also can be used for the pre-payment control metering cabinet in industrial enterprise range transformer distribution place.
Background technology
The chest cabinet of the common batch meter of low pressure adopts iron sheet, gets rusty easily, the life-span is short.The common batch meter of low pressure only has function of measuring, is not with control and pre paid functionality.And need be installed on the electric pole, very inconvenient.Collect data and can only adopt simple people, need remove ladder, last electric pole exists potential safety hazard for checking meter.The worker will arrive each electricity consumption each household and check meter during charge calculation every the end of month, can occur miscopying, leak copy, drawback such as miscalculation.And the high-voltage cable of the common batch meter of low pressure is suspended in the air, is easy to come off, and has very big potential safety hazard.In actual use, electricity consumer and power supply department are often with regard to the correctness generation electricity consumption dispute of the counting of ammeter.Because the design defect of the common batch meter of low pressure often has electricity filching behavior to take place, and has wasted electric power resource.
The utility model content
To the demand; The technical matters of the solution of the utility model is; A kind of console mode low pressure pre-payment control metering cabinet is provided, not only installs, overhaul conveniently, reduced danger coefficient simultaneously, had non-maintaining, not oil dripping, advantage such as pollution-free; Have unpacking warning function, can realize the mutual monitoring of electricity consumer and power department.
The technical scheme of the low pressure pre-payment switch board of the utility model is following.
The low pressure pre-payment switch board of the utility model comprises housing, and is arranged on the body in the housing, and said body comprises interconnective metering cabinet and two cabinets of switch board.
Wherein, said metering cabinet comprises electric energy meter, acquisition terminal, connecting terminal block and the associating terminal box that connects in order.
Wherein, said switch board comprises through cable and connects A.C. contactor and current transformer in order.
Wherein, said current transformer is three.
Wherein, said body also comprises the control connection terminal, and said A.C. contactor is connected with the control connection terminal respectively through control line.
Wherein, the said shell thickness of stopping is 1.2-1.5mm.
Wherein, be provided with the U-shaped groove around the said housing doorframe.
The beneficial effect of the utility model is following.
The utility model does not need manual metering, has solved potential safety hazard, and the data correctness that provides is errorless, thereby has solved the electricity consumption dispute, practiced thrift electric power resource, has realized modernized scientific management.
Description of drawings
Accompanying drawing 1 expression the utility model systematic schematic diagram.
Wherein, 1, A.C. contactor; 2, current transformer; 3, control connection terminal; 4, associating terminal box.5, electric energy meter.
Embodiment
Further specify below in conjunction with the low pressure pre-payment switch board of accompanying drawing the utility model.
Shown in accompanying drawing, the low pressure pre-payment switch board of accordinging to the utility model is split type, divides two cabinets of metering cabinet and switch board to form, and two cabinets are provided with housing outward.The low pressure pre-payment switch board that is the utility model comprises the body that is arranged in the housing; Said body comprises interconnective metering cabinet and two cabinets of switch board; Wherein, said metering cabinet comprises electric energy meter 5, acquisition terminal, connecting terminal block and the associating terminal box 4 that connects in order.Wherein, said switch board comprises through cable and connects A.C. contactor 1 and current transformer 2 in order.Said current transformer 2 is three.Wherein, said body also comprises the control connection terminal, and said A.C. contactor 1 is connected with control connection terminal 3 respectively through control line.Wherein, the thickness of said housing is 1.2-1.5mm.Wherein, be provided with the U-shaped groove around the said housing doorframe.
Metering units electrical equipment is: electric energy meter, acquisition terminal and connecting terminal block are arranged; Associating terminal box, secondary line, door contact etc.; Control module: one group of current transformer, CJ20S pressureless energy-saving self-sustaining A.C. contactor, copper bar, connection bus BV BVR.
According to the low pressure pre-payment switch board management function of band measurement instrument, low-temperature measurement control in advance case metering units, control module and subscriber unit should be separately independence, and metering units and control module can be sealed up respectively.The metering cabinet cabinet door that specially becomes the user is provided with subscriber's local and purchases the eletric button switch, can carry out closing operation voluntarily.In the wicket that this executive component is installed in (one case one lock) with lock, only supply the permission personnel operation, ensure handling safety.
In the low pressure pre-payment switch board between each electrical part and they to the distance of shell, should be able to satisfy the requirement of electrical separation, creepage distance, and be convenient to daily servicing and change.
The class of insulation of low pressure pre-payment switch board should be complementary with the rated voltage of low-voltage network.The casing mesochite should have the reliable ground point, and degree of protection satisfies the requirement of GB4208-93;
The on-load switch rated current doubly disposes and places in the casing (become like 250KVA, electric current should be 380A, and the on-load switch rated current should be got the 630A switch between 570A-760A,------the rest may be inferred) by the 1.5-2 of about constant volume.The housing of low pressure pre-payment switch board must select for use 1.2-1.5mm and above corrosion resistant plate (steel plate label: 3042B and more than) to make, and through good antirust, anti-corrosion treatment.Adopt enclosed construction; Must possess good dust-proof, anti-rainwater, anti-toy and window shutter heat sinking function; Casing should be installed mechanical type cylinder drawback lock (key of each lockset will guarantee in the scope that requires general) and be furnished with the facility that can seal up; Like adapted pick-proof sealing cap, its envelope axle should be supporting with the pick-proof sealing cap.
Low pressure pre-payment switch board two upper lateral parts are established cable into and out of the line hole, and entrance hole is reserved blind plate sealing, only need during installation to will with the hole knock gently just and can open and use, the outside, hole adds rain cover and O-ring seal, rainproof good water-proof effect.Adopt the U-shaped groove design around the casing doorframe, avoid rainwater to flow in the case.Adopt the external door structural design, smooth attractive in appearance.Be divided into display window zone, pilot lamp zone, operating area and safety notice on the door.Pilot lamp is used to indicate the box equipment running status, and presses different colours difference demonstration, is convenient to observe and check.
Low pressure pre-payment switch board shell view window (part that does not contain measurement instrument in the case need not established view window) adopts the PC material of 4mm and above thickness, has certain intensity, resistance to deformation, anticorrosive, anti-aging, discoloration.Through view window can complete observation in the case metering outfit.View window and casing should seamless combining closely.
The turnover line pile crown of the control box adapted switch of low pressure pre-payment switch board should be drawn the connection bronze medal, is convenient to pass in and out the line cable connection is installed.The distribution of bronze medal should satisfy electrified body between phase and phase with the safe distance of electrified body and shell.
The connection bronze medal that pile crown is drawn should use copper material BV, BVR, and by agreement Capacity Selection busbar cross-section; Copper sleeve will be selected in the coupling part, compress with hydraulic tongs, current lead-through wants good.
All devices and metal fastenings all can anti-corrosions, anti-oxidation in the casing.
Technical feature:
Rated voltage: 3 * 220V/380V, when WV fluctuates in the 70%-120% of rated voltage scope, pre-payment control box ability operate as normal; Low pressure pre-payment switch board all can operate as normal when lacking arbitrary phase power supply; The control section of low pressure pre-payment switch board must satisfy the accurate three-phase expense control intelligent electric energy meter (carrier wave) of state network mark, three-phase expense control intelligent electric energy meter (wireless), specially become the control function requirement of acquisition terminal.
presses the pre-payment switch board after the user purchases the electricity success; Possess through local mode and close a floodgate and the alternative of closing a floodgate through the main website formula; Switching button has clear and definite sign, supplies the user to confirm the combined floodgate mode.
Low pressure pre-payment switch board batch meter is provided with and installs and fixes the hole and be equipped with iron fitting, can satisfy cross-arm or anchor ear installation on the bar, the multiple modes such as fixedly mounting and hang the wall installation of landing.
Stube cable all must put the wire size pipe, stamps wire size, adopts the fastening type wire size, and moment of friction is big, is difficult for sliding, in order to avoid the wire size pipe drops out in the installation process, the wire size sign is corresponding, guarantees the consistance of terminals two patterns.
The beneficial effect of the utility model is: can realize pre-paying the electricity charge, long-range power information data acquisition, Long-distance Control, user power utilization protection, maintenance, realize the low-pressure side metering; Low-pressure side control; Because the utility model is made up of low-temperature measurement pre-payment control box, functions such as possessing metering and billing, load control, expense control, data acquisition, remote meter reading, report to the police automatically, be anti-electricity-theft.Guaranteed the timely recovery of the electricity charge, the electricity charge moon monthly closing entry zero, and big minimizing the electricity consumption dispute, prevent the generation of user's electricity filching behavior, can embody the informationalized scientific management theory of power supply unit again.
The above only is the preferred implementation of the utility model; Should be understood that; For the person of ordinary skill of the art; Under the prerequisite that does not break away from the utility model know-why, can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (7)
1. a low pressure pre-payment switch board comprises housing, and is arranged on the body in the housing, it is characterized in that said body comprises interconnective metering cabinet and two cabinets of switch board.
2. low pressure pre-payment switch board according to claim 1 is characterized in that, said metering cabinet comprises electric energy meter, acquisition terminal, connecting terminal block and the associating terminal box that connects in order.
3. low pressure pre-payment switch board according to claim 1 and 2 is characterized in that, said switch board comprises through cable and connects A.C. contactor and current transformer in order.
4. low pressure pre-payment switch board according to claim 3 is characterized in that said current transformer is three.
5. low pressure pre-payment switch board according to claim 4 is characterized in that said body also comprises the control connection terminal, and said A.C. contactor is connected with the control connection terminal respectively through control line.
6. low pressure pre-payment switch board according to claim 5 is characterized in that the thickness of said housing is 1.2-1.5mm.
7. low pressure pre-payment switch board according to claim 6 is characterized in that, is provided with the U-shaped groove around the said housing doorframe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203885456U CN202217342U (en) | 2011-10-13 | 2011-10-13 | Prepaid low-voltage control cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203885456U CN202217342U (en) | 2011-10-13 | 2011-10-13 | Prepaid low-voltage control cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202217342U true CN202217342U (en) | 2012-05-09 |
Family
ID=46016585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203885456U Expired - Lifetime CN202217342U (en) | 2011-10-13 | 2011-10-13 | Prepaid low-voltage control cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202217342U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103049967A (en) * | 2011-10-13 | 2013-04-17 | 江西光景电力设备有限公司 | Low-voltage pre-pay control cabinet |
-
2011
- 2011-10-13 CN CN2011203885456U patent/CN202217342U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103049967A (en) * | 2011-10-13 | 2013-04-17 | 江西光景电力设备有限公司 | Low-voltage pre-pay control cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151223 Address after: No. 754 Toyama 330006 Jiangxi province Nanchang County Blue Road Economic Development Zone Patentee after: Nanchang Jing Jing Technology Co., Ltd. Address before: Liu Bao Cun, Lu Nan Zhen Village 330096 entrepreneurial high-tech zones in Jiangxi Province, Nanchang City, No. 108 Patentee before: Jiangxi Guangjing Electric Power Equipment Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120509 |
|
| CX01 | Expiry of patent term |