A kind of power distribution cabinet
Technical field
It the utility model is related to electrical engineering technical field, more particularly to a kind of power distribution cabinet.
Background technology
Power distribution cabinet is a kind of switchgear and control device, and it is mainly used as pair as power center (PC) and main switching compound
Power system and the control of main electrical equipment, monitoring, measurement and protection.When circuit overloads, and short circuit is with leaking electricity
Power distribution cabinet can provide power-off protection.Power distribution cabinet degree of protection for outward appearance can meet requirement, but when need into
It is to have certain potential safety hazard when being operated in row cabinet.Existing power distribution cabinet also there are certain lack for going up from a safety viewpoint
Fall into, being not suitable for opening the door operated in cabinet, and the component and copper bar in power distribution cabinet are exposed outside, and operating personnel are in the same of operation
When in the presence of very big potential safety hazard.And due in power distribution cabinet all kinds of switchgears or control device it is more, it is easy to cause cloth
The problem of line is disorderly and unsystematic.
Utility model content
The utility model is directed to technical problem existing for prior art, there is provided a kind of power distribution cabinet.
The technical scheme that the utility model solves above-mentioned technical problem is as follows:A kind of power distribution cabinet, including it is cabinet, cabinet door, more
The individual installing plate being horizontally installed on inside cabinet and the multiple breakers being arranged on the installing plate, the cabinet door and cabinet
Side is hinged;Also include a protection inside door being arranged between cabinet door and cabinet, the side of the protection inside door and cabinet is hinged;
The protection inside door is provided with multiple windows, and described the window's position corresponds with the circuit breaker position.
The beneficial effects of the utility model are:Between cabinet door and cabinet set protection inside door, protection inside door be provided with
Circuit breaker position corresponds multiple windows, while not influenceing operating personnel power distribution cabinet is operated, realizes distribution
Cabinet internal wiring is isolated with construction maintenance personnel's, effectively reduces the potential safety hazard in operating process.
On the basis of above-mentioned technical proposal, the utility model can also do following improvement.
Further, the breaker includes a lead-in circuit breaker and multiple wire-outgoing breakers;The lead-in circuit breaker is set
At the top of the cabinet, one end of the lead-in circuit breaker is connected with externally fed power supply, it is another be terminated with it is longitudinally disposed
Output bus;The wire-outgoing breaker is arranged side by side in the both sides of output bus, and is connected with output bus.
Beneficial effect using above-mentioned further scheme is that lead-in circuit breaker is responsible for carrying out one-level control to feeder ear, more
Individual wire-outgoing breaker is used to shunt power supply, supplies different electrical equipments, realizes Two-stage control, improves electricity consumption
The safe class of control, and the output bus being connected with lead-in circuit breaker of longitudinal direction is provided with, multiple wire-outgoing breakers to be set side by side
Put in output bus both sides and be connected with output bus, effectively saved the inner space of power distribution cabinet, saved in power distribution cabinet
Portion's sheet material, and wiring is clear succinct, reduces maintenance wiring difficulty.
Further, the bottom of the cabinet is provided with inlet interface and outlet interface, and the inlet interface is used to connect outside
Power supply and the lead-in circuit breaker, the outlet interface are used to connect the wire-outgoing breaker and electrical equipment.
Beneficial effect using above-mentioned further scheme is that inlet interface is arranged on same position with outlet interface, is easy to
Carry out plant maintenance operation.
Further, indicator lamp is additionally provided with the protection inside door, the indicator lamp is connected with lead-in circuit breaker.
Beneficial effect using above-mentioned further scheme is that, when protecting inside door to close, indicator lamp is with carrying out breaker company
Connect, for showing the working condition of lead-in circuit breaker, remind staff.
Further, the inside bottom of the protection inside door is additionally provided with the socket electrically connected with city.
Beneficial effect using above-mentioned further scheme is that, in order to reduce material cost, part power distribution cabinet would generally be set
In the position nearer apart from electrical equipment, socket is set in the inside bottom of protection inside door, when electrical equipment carries out interruption maintenance
When, if the maintenance tool used needs plug-in, without extra connector socket.
Further, the cabinet door is provided with transparent windows.
Beneficial effect using above-mentioned further scheme is that operating personnel be able to can lead in the case where not opening cabinet door
The folding condition that transparent windows clearly observe each breaker is crossed, further increases the security that power distribution cabinet uses.
Further, the sheet metal thickness that the cabinet and protection inside door use is not less than 1.5mm.
Beneficial effect using above-mentioned further scheme is that sheet metal thickness is not less than 1.5mm, effectively reduces in power distribution cabinet
There is accidental explosion and injured to caused by human body in portion.
Brief description of the drawings
Fig. 1 is a kind of power distribution cabinet structural representation that the utility model embodiment provides.
In accompanying drawing, the list of parts representated by each label is as follows:
1st, cabinet, 2, cabinet door, 3, installing plate, 4, breaker, 5, protection inside door, 6, window, 7, output bus, 8, inlet wire connects
Mouthful, 9, outlet interface, 10, indicator lamp, 11, socket, 41, lead-in circuit breaker, 42, wire-outgoing breaker.
Embodiment
Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is served only for explaining this practicality
It is new, it is not intended to limit the scope of the utility model.
Fig. 1 is a kind of power distribution cabinet structural representation that the utility model embodiment provides, as shown in figure 1, the utility model
A kind of power distribution cabinet is provided, including cabinet 1, cabinet door 2, multiple installing plates 3 being horizontally installed on inside cabinet and is arranged on the peace
Multiple breakers 4 in loading board, the cabinet door 2 and the side of cabinet 1 are hinged;Also it is arranged at including one between cabinet door 2 and cabinet 1
Protection inside door 5, it is described protection inside door 5 and cabinet 1 side be hinged;The protection inside door 5 is provided with multiple windows 6, described
The position of window 6 and the position of the breaker 4 correspond.
The beneficial effects of the utility model are:Between cabinet door and cabinet set protection inside door, protection inside door be provided with
Circuit breaker position corresponds multiple windows, while not influenceing operating personnel power distribution cabinet is operated, realizes distribution
Cabinet internal wiring is isolated with operating personnel's, effectively reduces the potential safety hazard in operating process.
On the basis of above-mentioned technical proposal, the utility model can also do following improvement.
Further, the breaker includes a lead-in circuit breaker 41 and multiple wire-outgoing breakers 42;The lead-in circuit breaker
The top of the cabinet is arranged on, one end of the lead-in circuit breaker is connected with externally fed power supply, another to be terminated with longitudinal direction
The output bus 7 of setting;The wire-outgoing breaker is arranged side by side in the both sides of output bus, and is connected with output bus.
The lead-in circuit breaker uses model CDM3-400F/3300400A breaker of plastic casing, the wire-outgoing breaker
Including 6 only with model CDM3-100S/3300100A breaker of plastic casing, 6 only with the small of model DZ47-C32/3P
Type breaker and 6 only with model DZ47-C16/1P miniature circuit breaker.
Beneficial effect using above-mentioned further scheme is that lead-in circuit breaker is responsible for carrying out one-level control to feeder ear, more
Individual wire-outgoing breaker is used to shunt power supply, supplies different electrical equipments, realizes Two-stage control, improves electricity consumption
The safe class of control, and the output bus being connected with lead-in circuit breaker of longitudinal direction is provided with, multiple wire-outgoing breakers to be set side by side
Put in output bus both sides and be connected with output bus, effectively saved the inner space of power distribution cabinet, saved in power distribution cabinet
Portion's sheet material, and wiring is clear succinct, reduces maintenance wiring difficulty.
Further, the bottom of the cabinet is provided with inlet interface 8 and outlet interface 9, and the inlet interface is outer for connecting
Portion's power supply and the lead-in circuit breaker, the outlet interface are used to connect the wire-outgoing breaker and electrical equipment.
Beneficial effect using above-mentioned further scheme is that inlet interface is arranged on same position with outlet interface, is easy to
Carry out plant maintenance operation.
Further, indicator lamp 10 is additionally provided with the protection inside door, the indicator lamp 10 is when protecting inside door to close with entering
Line breaker connects.
Beneficial effect using above-mentioned further scheme is that, when protecting inside door to close, indicator lamp is with carrying out breaker company
Connect, for showing the working condition of lead-in circuit breaker, remind staff.
Further, the inside bottom of the protection inside door is additionally provided with the socket 11 electrically connected with city.
In above-described embodiment, in order to reduce material cost, part power distribution cabinet would be normally located at nearer apart from electrical equipment
Position, protection inside door inside bottom set socket, when electrical equipment carry out interruption maintenance when, if the maintenance tool used
Plug-in is needed, then without extra connector socket.
Further, the cabinet door is provided with transparent windows.
In above-described embodiment, operating personnel can be clear by transparent windows in the case where not opening cabinet door
It was observed that the folding condition of each breaker, further increases the security that power distribution cabinet uses.
Further, the sheet metal thickness that the cabinet and protection inside door use is not less than 1.5mm.
In above-described embodiment, sheet metal thickness is not less than 1.5mm, effectively reduces inside power distribution cabinet and accidental explosion occurs to people
Injury caused by body.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in
Within the scope of shield.