CN209313250U - A kind of family alternating current-direct current distribution box - Google Patents

Abstract

The utility model discloses a kind of family alternating current-direct current distribution box, including pedestal, cabinet and door-plate, cabinet and door-plate are hinged, and cabinet is mounted on the base, and the bottom of box is equipped with cabinet sealing plate；Box house is equipped with the mounting plate for installing equipment, is equipped with a plurality of guide rail on mounting plate；Box house is equipped with AC distribution equipment and DC distribution equipment, and AC distribution equipment includes exchange master switch, multiple AC circuit breakers, multichannel AC electric energy detection device, exchange input copper bar and D.C mutual-inductor row；DC switchgear includes DC bus, direct current input master switch, direct current energy detection dress and multi-channel DC branch.The utility model distribution box structure is simple, while supporting AC and DC distribution, it can be achieved that carrying out electric energy detection respectively to bus and branch, meets the accurate detection of power load.

Description

A kind of family alternating current-direct current distribution box

Technical field

The utility model relates to a kind of family alternating current-direct current distribution boxs, belong to power distribution field.

Background technique

With the continuous development of new energy technology and power electronic technique, relative to AC distribution, DC distribution is in new energy Source receive and transfer efficiency in terms of all embodied very big advantage, but in the low-voltage distribution system of family, at present on the market compared with For the most commonly used is A.C. distribution boxs.A.C. distribution box, which exists, such as to be had a single function, and is only able to achieve branch and is cut-off, load branch number The problems such as family less, can supply is smaller, intelligence degree is low with load power, it is clear that be not able to satisfy direct current access and feedback Requirement out.

Utility model content

The technical problem to be solved by the utility model is to provide a kind of family alternating current-direct current distribution box, distribution box structure letters It is single, while AC and DC distribution is supported, it can be achieved that carrying out electric energy detection respectively to bus and branch, meet the essence of power load Really detection.

In order to solve the above technical problems, the technology employed by the present utility model is

A kind of family alternating current-direct current distribution box, including pedestal, cabinet and door-plate, the cabinet and door-plate are hinged, and cabinet is fixed It is mounted on the base, the bottom of box is fixedly installed with cabinet sealing plate；The fixed peace equipped with for installing equipment of the box house Loading board is equipped with a plurality of guide rail on mounting plate；Box house is equipped with AC distribution equipment and DC distribution equipment, the exchange Controller switching equipment includes exchange master switch, multiple AC circuit breakers, multichannel AC electric energy detection device, exchange input copper bar and exchanges Mutual inductor row；The DC switchgear includes DC bus, direct current input master switch, direct current energy detection dress and multi-channel DC Branch.

Wherein, the input terminal of the exchange input copper bar is connected with exchange master switch, and the output end of exchange input copper bar is logical D.C mutual-inductor row is crossed to connect with multiple AC circuit breakers respectively；The exchange master switch is broken by exchange input copper bar to multiple Road device is powered simultaneously, and multiple AC circuit breakers are provided to external loading for being electrically accessed respectively；The multichannel AC electric energy detection dress The detection interface set is arranged with D.C mutual-inductor connect respectively, carries out electric energy detection to branch where multiple AC circuit breakers；Exchange The output end of input copper bar is in series with bus D.C mutual-inductor, the detection Interface & Bus exchange of the multiple way electric detection device Mutual inductor connection detects the total electric energy of exchange of exchange input copper bar output.

Wherein, the direct current input master switch in the DC distribution equipment is sensed by the micro- breaker of bus and bus current Device connects the DC bus, and the direct current branch is separately connected DC bus and provides direct current supply for external equipment；It is described straight Flowing branch includes the micro- breaker of branch direct current transducer, branch being sequentially connected in series and DC output interface；The direct current energy inspection The collection terminal for surveying device is separately connected bus current sensor and branch current sensor, acquisition direct current input total current and Ge Zhi Road DC data.

It wherein, further include DC/DC parallel operation, the DC/DC converter input terminal connects DC bus, and output end connection is external Direct current supply interface provides low-voltage direct-current output all the way for outside.

Wherein, part AC circuit breaker includes earth leakage protective device in the multiple AC circuit breaker.

Wherein, exchange master switch input is three-phase alternating current, export for three road 220V voltages it is respectively the multiple AC circuit breaker power supply.

Compared with the prior art, technical solutions of the utility model have the beneficial effect that the utility model can mention simultaneously For AC and DC distributing function, it can accurately monitor to per load progress all the way while realize fault detection；Box volume It is smaller and be made up of multiple pieces., removable transport, ease of assembly；In addition, the alternating current inlet wire mode of cabinet becomes three-phase AC380V, Inlet wire power increases；Breaker includes earth leakage protective device, meets fault trip and overload protection；Pass through electric energy detection device RS485 communication function is, it can be achieved that monitoring of the host computer for system realtime power.

Detailed description of the invention

Fig. 1 is the utility model family A.C. distribution box internal electric mounting structure schematic diagram；

Fig. 2 is the utility model family A.C. distribution box box structure diagram；

Fig. 3 is the utility model family A.C. distribution box door panel structure schematic diagram；

Fig. 4 is the utility model family A.C. distribution box schematic diagram of base structure；

Fig. 5 is AC distribution electrical schematic diagram in the A.C. distribution box of the utility model family；

Fig. 6 is DC distribution electrical schematic diagram in the A.C. distribution box of the utility model family.

Specific embodiment

According to following embodiments, the utility model may be better understood.However, those skilled in the art is easy reason It solves, content described in embodiment is merely to illustrate the utility model, detailed without that should will not limit institute in claims The utility model carefully described.

As shown in figs. 1 to 6, the utility model family alternating current-direct current distribution box, including pedestal 10, cabinet 8 and door-plate 1.Door-plate 1 On be fixed with CL225 hinge 5, door-plate 1 is hinged by CL225 hinge 5 and cabinet 8, is additionally provided with handle 6 and ventilation hole on door-plate 1 2, ventilation hole 2 is downwardly open.

Cabinet 8 is fixedly mounted on pedestal 10 by screw.8 bottom of cabinet is mounted by means of screws with cabinet sealing plate 9. The fixed mounting plate 7 equipped with for installing equipment inside cabinet 8.A plurality of guide rail is installed on mounting plate 7.Box house is equipped with AC distribution equipment and DC distribution equipment, wherein AC distribution equipment include exchange master switch 21, multiple AC circuit breakers 11, Multichannel AC electric energy detection device 13, exchange input copper bar 15 and D.C mutual-inductor row 14.Wherein, DC switchgear includes straight Stream bus 31, direct current input master switch 32, direct current energy detection fill 33 and multi-channel DC branch.

The input terminal of exchange input copper bar 15 is connected with exchange master switch 21 simultaneously (model uses MCB11).Exchange input The output end of copper bar 15 is connect with multiple AC circuit breakers 11 (model uses MCB401) respectively by D.C mutual-inductor row 14.It hands over Stream master switch 21 is powered by exchange input copper bar 15 to multiple AC circuit breakers 11 simultaneously.Multiple AC circuit breakers 11 respectively to External communication load is provided for being electrically accessed.

The detection interface of multichannel AC electric energy detection device 13 is connect with D.C mutual-inductor row 14 respectively, disconnected to multiple exchanges Device 11 place branch in road carries out electric energy detection.The output end of exchange input copper bar 15 is in series with bus D.C mutual-inductor 23, multichannel The detection Interface & Bus D.C mutual-inductor 23 of AC energy detection device 13 connects, the total electricity exported to exchange input copper bar 15 It can be carried out detection.

Part AC circuit breaker includes earth leakage protective device 25 in multiple AC circuit breakers 11, provides electric leakage for the branch and protects Shield.

Exchanging the input of master switch 21 is three-phase alternating current, is exported as three road 220V voltages, three road 220V voltages are according to load Homeostatic principle is powered to multiple AC circuit breakers 11 respectively.AC circuit breaker 11 provides exchange to external equipment by delivery outlet and supplies Electricity.

Direct current input master switch 32 in DC distribution equipment passes through the micro- breaker 34 of bus and bus current sensor 35 Connect DC bus 31.Direct current branch is separately connected DC bus 31 and provides direct current supply for external equipment.Direct current branch includes The micro- breaker 37 of branch direct current transducer 36, the branch being sequentially connected in series and DC output interface 38.Direct current energy detection device 33 Collection terminal be separately connected bus current sensor 35 and branch current sensor 36, acquisition direct current input total current and each branch DC data.

It further include DC/DC parallel operation 39 in DC distribution equipment, 39 input terminal of DC/DC converter connects DC bus, output Connection external dc power supply interface in end provides low-voltage direct-current output all the way for outside, by the 220V direct current of DC bus Pressure is converted to 15 direct voltage outputs.

When distribution box works, AC and DC access can be carried out simultaneously.It is mutual on D.C mutual-inductor row 14 in exchange access The current signal that sensor will test, which is sent to multichannel AC energy detection device 13, (contains multiple mutual inductances on D.C mutual-inductor row 14 Device, each mutual inductor are connect with a circuit breaker 11), realize to every branch where AC circuit breaker 11 carry out fault detection and Fault trip, while realizing and load electricity consumption detection is fed out to every road, to realize intelligentized control method.AC distribution is for hot water The load branch circuits such as device, super bath, weak current box carry out security protection by protective device of leakage current 25, on AC distribution Partial Power It is limited to 50kW.

DC distribution part, DC220V is using suspended pattern by the direct current in micro- breaker 34 access alternating current-direct current distribution box Bus 31 separates each branch, the equal configuring direct current sensor 36 of the electrode line of all branches, all direct current transducers 36 from bus It is ultimately connected to the multiple way electric metering that direct current energy detection device 33 (AMC16-MD ammeter) realizes exchange.Direct current branch is main Realize the power supply for illumination, refrigerator, direct current jack etc., the DC distribution Partial Power upper limit is 10kW.AC and DC electric energy Detection device all has RS485 communication function, it can be achieved that monitoring of the host computer for system realtime power.

Claims (6)

1. a kind of family alternating current-direct current distribution box, it is characterised in that: including pedestal, cabinet and door-plate, the cabinet and door-plate are hinged, Cabinet is fixedly mounted on pedestal, and the bottom of box is equipped with cabinet sealing plate；The box house is equipped with the peace for installing equipment Loading board is equipped with a plurality of guide rail on mounting plate；Box house is equipped with AC distribution equipment and DC distribution equipment, the exchange Controller switching equipment includes exchange master switch, multiple AC circuit breakers, multichannel AC electric energy detection device, exchange input copper bar and exchanges Mutual inductor row；The DC switchgear includes DC bus, direct current input master switch, direct current energy detection dress and multi-channel DC Branch.

2. family according to claim 1 alternating current-direct current distribution box, it is characterised in that: the input terminal of the exchange input copper bar It is connected with exchange master switch, the output end of exchange input copper bar is arranged by D.C mutual-inductor to be connected with multiple AC circuit breakers respectively It connects；The exchange master switch is powered by exchange input copper bar to multiple breakers simultaneously, and multiple AC circuit breaker difference are outside Section load is provided for being electrically accessed；The detection interface of the multichannel AC electric energy detection device is arranged with D.C mutual-inductor connect respectively, Electric energy detection is carried out to branch where multiple AC circuit breakers；The output end of exchange input copper bar is in series with bus AC mutual induction Device, the detection Interface & Bus D.C mutual-inductor connection of the multichannel AC electric energy detection device, to exchange input copper bar output The total electric energy of exchange detected.

3. family according to claim 1 alternating current-direct current distribution box, it is characterised in that: the direct current in the DC distribution equipment Input master switch connects DC bus with bus current sensor by the micro- breaker of bus, and the direct current branch is separately connected directly It flows bus and provides direct current supply for external equipment；The direct current branch includes that the branch direct current transducer, the branch that are sequentially connected in series are micro- Breaker and DC output interface；The collection terminal of the direct current energy detection device is separately connected bus current sensor and branch Current sensor, acquisition direct current input total current and each branch DC data.

4. family according to claim 1 alternating current-direct current distribution box, it is characterised in that: further include DC/DC parallel operation, the DC/ DC converter input terminal connects DC bus, and output end connects external dc power supply interface, it is straight to provide low-voltage all the way for outside Stream output.

5. family according to claim 1 alternating current-direct current distribution box, it is characterised in that: part in the multiple AC circuit breaker AC circuit breaker includes earth leakage protective device.

6. family according to claim 2 alternating current-direct current distribution box, it is characterised in that: the exchange master switch input is three-phase Alternating current, exporting as three road 220V voltages is respectively the multiple AC circuit breaker power supply.