A kind of power distribution cabinet
Technical field
The present invention relates to technical field of electric equipment, particularly relate to a kind of power distribution cabinet.
Background technology
In the communication machine room of the industries such as bank, telecommunications and movement, need to carry out power distribution, current circuit protection and metering etc. to the important power consumption equipment such as server and network, high-end the supply electrical domain high to electric power system demand, also all needs to configure power distribution cabinet.
Power distribution cabinet generally includes the isolating transformer be electrically connected with outside input cable, multiple branch road modules that the multiple branch roads separated with isolating transformer output connect one to one, the power consumption equipment of each branch road module and power distribution cabinet outside is electrically connected, instrument transformer is arranged with outside the output cable of each branch road module, each instrument transformer is connected with monitoring module by holding wire, monitoring module is used for the voltage of comprehensive monitoring branch road, electric current, frequency, available power, useless power, electric energy, the power qualities such as harmonic wave, be convenient to user and find potential safety hazard early, avoid risk early.
Along with machine room scale constantly increases, the quantity of power consumption equipment is also in continuous increase, and the possibility of later stage dilatation constantly increases.After power supply unit product puts into operation, need to configure more massive power distribution cabinet when later stage dilatation, cause the later stage cannot dilatation or dilatation difficulty comparatively large, and extending capacity reformation cost is also larger.
Summary of the invention
The invention provides a kind of power distribution cabinet, in order to reduce the dilatation difficulty of using electricity system, and save dilatation cost.
Power distribution cabinet of the present invention, comprise the first cabinet, and the isolating transformer being positioned at described first cabinet inside, multiple branch road modules of being electrically connected with described isolating transformer, corresponding each branch road module also responds to described branch road module output current output branch road mutual inductance module, and the monitoring module to be connected with each described output branch road mutual inductance modular electrical, described isolating transformer comprises at least one and exports connection end, and each described output connection end can connect with corresponding emergency bypass modular electrical; The corresponding each described output connection end of described monitoring module is provided with holding wire multi-tap, each described holding wire multi-tap can connect with corresponding output branch road mutual inductance modular electrical for subsequent use, the output current of the described emergency bypass module that each described output branch road mutual inductance module induction for subsequent use is corresponding.
In technical solution of the present invention, connection end is exported because isolating transformer is reserved with at least one, can be connected with emergency bypass modular electrical, and because monitoring module is provided with holding wire multi-tap, output branch road mutual inductance module for subsequent use and holding wire multi-tap can be facilitated to be electrically connected, so just can realize power distribution cabinet and increase at least one branch road module, when using electricity system needs increase power consumption equipment to carry out dilatation, only emergency bypass modular electrical need be connected to output connection end, and the output branch road mutual inductance module for subsequent use of correspondence and holding wire multi-tap are electrically connected, just can realize the power increasing power distribution cabinet, facilitate using electricity system dilatation, and dilatation cost can be saved.Power distribution cabinet particularly suitable low pressure precise power distribution cabinet of the present invention.
Preferably, described power distribution cabinet, also comprises the second cabinet, and described emergency bypass module and described output branch road mutual inductance module for subsequent use are positioned at the inside of described second cabinet.
In the preferred technical scheme of the present invention, increase by the second cabinet, emergency bypass module and output branch road mutual inductance module for subsequent use are placed in the second cabinet, when using electricity system needs dilatation, the input cable of emergency bypass module and output connection end is only needed to be electrically connected, the holding wire plug of output branch road mutual inductance module for subsequent use is inserted holding wire multi-tap, and the power consumption equipment increased is inserted the output termination of emergency bypass module, and according to the situation of dilatation, one can be adopted, the output branch road mutual inductance module for subsequent use of two or more emergency bypass modules and correspondence.
Preferably, described emergency bypass module is positioned at the top of described output branch road mutual inductance module for subsequent use.
In the preferred technical scheme of the present invention, the position of emergency bypass module and output branch road mutual inductance module for subsequent use is further limited, emergency bypass module can be positioned at the top of output branch road mutual inductance module for subsequent use, when emergency bypass module and output branch road mutual inductance module for subsequent use for organizing more, one group of emergency bypass module that such upper-lower position is arranged and output branch road mutual inductance module for subsequent use can many groups arranged side by side be arranged in the second cabinet.
Preferably, described first cabinet and described second cabinet splice side by side.
In the preferred technical scheme of the present invention, the first cabinet and the second cabinet are stitched together side by side, not only facilitate the grafting of termination, and can Appropriate application space.
Preferably, described power distribution cabinet, also comprises the main circuit breaker be electrically connected with the input of described isolating transformer.
In the preferred technical scheme of the present invention, outside input cable is connected to main circuit breaker, main circuit breaker electrical connection isolating transformer, and when main circuit short circuit or when there are other situations, main circuit breaker can realize disconnecting in time, avoids using electric fault.
Preferably, to any one power distribution cabinet above-mentioned, described emergency bypass module comprises:
The branch path circuit breaker be electrically connected with described output connection end;
The output busbar modules be electrically connected with described branch path circuit breaker;
The output branch breaker be electrically connected with described output busbar modules.
In the preferred technical scheme of the present invention, emergency bypass module installation has branch path circuit breaker, prevents branch circuit to be short-circuited, and branch road module installation has output branch breaker, prevents exporting branch road electricity consumption and is short-circuited, improve the fail safe of circuit.
Accompanying drawing explanation
Fig. 1 is the power distribution cabinet front view of the embodiment of the present invention;
Fig. 2 is the power distribution cabinet end view of the embodiment of the present invention;
Fig. 3 is power distribution cabinet second cabinet and the internal structure schematic diagram thereof of the embodiment of the present invention;
Fig. 4 is power distribution cabinet first cabinet of the embodiment of the present invention and the internal structure front view of the second cabinet splicing;
Fig. 5 is power distribution cabinet first cabinet of the embodiment of the present invention and the external structure schematic diagram of the second cabinet splicing.
Reference numeral:
1-first cabinet 2-isolating transformer 3-branch road module 4-exports branch road mutual inductance module
5-monitoring module 6-holding wire multi-tap 7-second cabinet 8-emergency bypass module
9-output branch road for subsequent use mutual inductance module 10-main circuit breaker 31-branch path circuit breaker
32-exports busbar modules 33-and exports branch breaker 81-branch path circuit breaker
82-exports busbar modules 83-and exports branch breaker
Embodiment
In order to reduce using electricity system dilatation difficulty, the invention provides a kind of power distribution cabinet.In this technical scheme, isolating transformer is provided with at least one and exports connection end, monitoring module is provided with the holding wire multi-tap identical with exporting connection end quantity, wherein, export connection end to be connected with emergency bypass modular electrical, holding wire multi-tap can be connected with output branch road mutual inductance modular electrical for subsequent use, therefore, when needs are to using electricity system dilatation, only need to export connection end to be connected with emergency bypass modular electrical, holding wire multi-tap is connected with output branch road mutual inductance modular electrical for subsequent use, reduce the dilatation difficulty of using electricity system, and reduce dilatation cost.For making the object, technical solutions and advantages of the present invention clearly, below lifting specific embodiment and the present invention is described in further detail.
As Fig. 1, shown in Fig. 2 and Fig. 4, Fig. 1 is power distribution cabinet front view of the present invention, Fig. 2 is the end view of power distribution cabinet of the present invention, Fig. 4 is power distribution cabinet first cabinet of the embodiment of the present invention and the internal structure front view of the second cabinet splicing, the embodiment of the present invention provides a kind of power distribution cabinet, comprise the first cabinet 1, and be positioned at the isolating transformer 2 of the first cabinet 1 inside, the multiple branch road modules 3 be electrically connected with isolating transformer 2, corresponding each branch road module 3 also responds to the output branch road mutual inductance module 4 of described branch road module 3 output current, and the monitoring module 5 to be electrically connected with each output branch road mutual inductance module 4, wherein:
Isolating transformer 2 comprises at least one output connection end, and each output connection end can be electrically connected with corresponding emergency bypass module 8;
The corresponding each output connection end of monitoring module 5 is provided with holding wire multi-tap 6, and each holding wire multi-tap 6 can be electrically connected with corresponding output branch road mutual inductance module 9 for subsequent use;
Each output branch road mutual inductance module 9 for subsequent use responds to the output current of corresponding emergency bypass module 8.
In embodiments of the present invention, connection end is exported because isolating transformer 2 is reserved with at least one, can be electrically connected with emergency bypass module 8, and because monitoring module 5 is provided with holding wire multi-tap 6, output branch road instrument transformer 9 for subsequent use can be facilitated to be electrically connected with holding wire multi-tap 6, so just can realize power distribution cabinet and increase at least one branch road module 3, when using electricity system needs increase power consumption equipment to carry out dilatation, only emergency bypass module 8 need be electrically connected in output connection end, and the output branch road mutual inductance module for subsequent use 9 of correspondence is electrically connected with holding wire multi-tap 6, just can realize the power increasing power distribution cabinet, facilitate using electricity system dilatation, and dilatation cost can be saved.In technical solution of the present invention, export the quantity of connection end can be one, two, three even more, correspondingly, the quantity of the holding wire multi-tap 6 arranged is identical with the quantity exporting connection end, can be used for many group emergency bypass modules 8 to be connected with corresponding termination with output branch road mutual inductance module 9 for subsequent use, improve the distribution scale of power distribution cabinet, and then facilitate the dilatation of using electricity system.In technical solution of the present invention, emergency bypass module 8 and output branch road mutual inductance module 9 for subsequent use are just as emergency bypass, and power distribution cabinet can be used alone, and when using electricity system needs dilatation, increases corresponding emergency bypass.
As shown in Figure 3, power distribution cabinet second cabinet of the present invention and internal structure schematic diagram thereof, power distribution cabinet of the present invention, also comprises the second cabinet 7, and emergency bypass module 8 and output branch road mutual inductance module 9 for subsequent use are positioned at the inside of the second cabinet 7.
In embodiments of the present invention, increase by the second cabinet, emergency bypass module 8 and output branch road mutual inductance module 9 for subsequent use are placed in the second cabinet 7, when using electricity system needs dilatation, the input cable of emergency bypass module 8 and output connection end is only needed to be electrically connected, the holding wire plug exporting branch road mutual inductance module 9 is inserted holding wire multi-tap 6, and the power consumption equipment plug increased is inserted the output termination of emergency bypass module 8, and according to the situation of dilatation, one can be adopted, the output branch road mutual inductance module 9 for subsequent use of two or more emergency bypass modules 8 and correspondence.In this technical scheme, first cabinet 1 and internal module thereof and the second cabinet 7 and internal module thereof can together with purchase, the module in the first cabinet 1 is only used during initial use, when using electricity system needs dilatation, the modular electrical that the spare module in the second cabinet 7 is corresponding in the first cabinet connects.
Preferably, shown in Fig. 3, emergency bypass module 8 is positioned at the top of output branch road mutual inductance module 9 for subsequent use.
In embodiments of the present invention, the position of emergency bypass module 8 and output branch road mutual inductance module 9 for subsequent use is further limited, emergency bypass module 8 can be positioned at the top of output branch road mutual inductance module 9 for subsequent use, when emergency bypass module 8 and output branch road mutual inductance module for subsequent use 9 for organizing more, one group of emergency bypass module that such upper-lower position is arranged and output branch road mutual inductance module for subsequent use can many groups arranged side by side be arranged in the second cabinet 7.
As shown in Figure 4 and Figure 5, Fig. 4 is the internal structure front view of power distribution cabinet first cabinet of the present invention and the splicing of the second cabinet, Fig. 5 is the external structure schematic diagram of power distribution cabinet first cabinet of the present invention and the splicing of the second cabinet, and preferably, the first cabinet 1 and the second cabinet 7 splice side by side.
In embodiments of the present invention, the first cabinet 1 and the second cabinet 7 are stitched together side by side, not only facilitate the grafting of termination, and can Appropriate application space.
Preferably, shown in Fig. 1 and Fig. 2, the power distribution cabinet described in the embodiment of the present invention, also comprises the main circuit breaker 10 be electrically connected with the input of described isolating transformer 2.
In embodiments of the present invention, outside input cable is connected to main circuit breaker 10, then connects isolating transformer 2, and when main circuit short circuit or when there are other situations, main circuit breaker 10 can realize disconnecting in time, avoids using electric fault.
Preferably, shown in Fig. 4, for above-mentioned power distribution cabinet described in any one, emergency bypass module 8 comprises:
The branch path circuit breaker 81 be electrically connected with output connection end;
The output busbar modules 82 be electrically connected with branch path circuit breaker 81;
The output branch breaker 83 be electrically connected with output busbar modules 82.
In embodiments of the present invention, emergency bypass module 8 is provided with branch path circuit breaker 81, prevents branch circuit to be short-circuited, and emergency bypass module 8 is provided with and exports branch breaker 83, prevents exporting branch road electricity consumption and is short-circuited, improve the fail safe of circuit.Also the branch path circuit breaker 31, output busbar modules 32 and the output branch breaker 33 that are linked in sequence according to current direction is comprised, for ensureing the fail safe of each branch road further in the branch road module 3 of power distribution cabinet.
Shown in Fig. 1 and Fig. 2, isolating transformer 2 is positioned at the rear of the first cabinet 1, front in the first cabinet 1 is provided with the output branch road mutual inductance module 4 of monitoring module 5, multiple branch road module 3 of being set up in parallel and each branch road module 3 correspondence in accordance with the order from top to bottom, the both sides of monitoring module 5 are respectively main circuit breaker 10 and holding wire multi-tap 6, wherein, branch road module 3 comprises the branch path circuit breaker 31, output busbar modules 32 and the output branch breaker 33 that arrange from top to bottom; Shown in Fig. 3, the front of the inside of the second cabinet 7 is provided with emergency bypass module 8 and output branch road mutual inductance module 9 for subsequent use from top to bottom, wherein, emergency bypass module 8 comprises the branch path circuit breaker 81, output busbar modules 82 and the output branch breaker 83 that arrange from top to bottom.Adopt such layout type, improve the space availability ratio in cabinet, save space.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.