CN205407078U - Assembled low -voltage switch cabinet frame construction - Google Patents

Abstract

The utility model discloses an assembled low -voltage switch cabinet frame construction, be in including shell and setting the voltage monitor of shell one side, electric connection between voltage monitor and the voltage transformer, the voltage transformer bottom sets up the bus -bar room, just the bus -bar room sets up the shell bottom, the voltage monitor with set up the instrument room between the bus -bar room, and the instrument room top sets up earthing switch, inside the bus -bar room embedding arrester, just the bus -bar room top with the arrester is connected, the arrester top is connected with handcart room bottom, just handcart room one side sets up the relay, relay one side sets up the contact box, just the contact box with set up the cable chamber between the relay, cable chamber one side sets up the circuit breaker, this kind of assembled low -voltage switch cabinet frame construction has the well -to -do steric requirements many cable junction of being convenient for, and the voltage monitor is as an organic whole with the switch combination, has the measure of reliable protection personal safety.

Description

A kind of assembled High-low voltage switch cabinet frame structure

Technical field

This utility model relates to a kind of switch cabinet frame structure, and specifically a kind of assembled High-low voltage switch cabinet frame structure, belongs to power equipment applied technical field.

Background technology

At present; fast development along with existing electron trade; electronics applications is more and more extensive; High-low voltage switch cabinet is then the part that power department is indispensable, and high-tension switch cabinet will relate to a secondary device unit assembled window by certain connection plan, as restraining and protection electromotor in power plant and transformer and distribution station; the use of power transformer and high-tension line; at aspects such as protection power equipment, personal safety, and electric equipment maintenance, there is indispensable status.And traditional its handcart of high and low voltage switch cabinet device disconnects, move between testing position and operating position, easily accidents caused because electrodynamic effect causes handcart play, and the propulsive mechanism of handcart not easily operates, cause on-load push-and-pull circuit breaker cart, monitoring voltage insulator and earthed switch group interval, life can not get safely ensureing completely, and can not by power department standard implementation record, report to the police, display function, there is a lot of problem in the selection of circuit design and components and parts, it cannot be guaranteed that its long-term stable operation, degree of accuracy is subject to frequency, temperature, the impact of change in voltage.Therefore, for the problems referred to above, a kind of assembled High-low voltage switch cabinet frame structure is proposed.

Utility model content

Have problems for above-mentioned prior art, this utility model provides a kind of assembled High-low voltage switch cabinet frame structure, adopt mandatory mechanical latching mode, handcart is only when disconnection, testing position operating position, chopper just can carry out closing operation, and after breaker closing, the propulsive mechanism of handcart cannot operate, in case leukorrhagia stopping load push-and-pull circuit breaker cart, solve Problems existing in background technology.

For achieving the above object, the technical solution adopted in the utility model is: a kind of assembled High-low voltage switch cabinet frame structure, including shell and the voltage monitor being arranged on described shell side, is electrically connected between described voltage monitor and voltage transformer；Described voltage transformer bottom arranges bus-bar room, and described bus-bar room is arranged on described outer casing bottom；Control room is set between described voltage monitor and described bus-bar room, and top, control room arranges earthed switch；Described bus-bar room embeds inside spark gap, and described bus-bar room top is connected with described spark gap；Described spark gap top is connected with handcart room bottom, and described handcart room side arranges relay；Described relay side arranges contact box, and arranges cable vault between described contact box and described relay；Side, described cable vault arranges chopper.

Further, also include iron core and coil, described iron core and described iron core outer felt coiling are set inside described relay.

Further, it is electrically connected between described relay and described bus-bar room inside.

Further, described chopper is arranged on outside described bus-bar room, and described bus-bar room embeds described circuit breaker internal.

Further, described handcart room cross section is trapezium structure.

Further, described bus-bar room is provided with two, and the axis parallel of two bus-bar rooms.

The beneficial effects of the utility model are: this kind of assembled this device of High-low voltage switch cabinet frame structure has well-to-do space, it is simple to multi-cable connects, and voltage monitor and switch combination are integrated, and have the measure of reliable protection personal safety；Chopper is set, makes handcart disconnecting, testing position and during operating position, be reliably locked in operating position, it is prevented that be accidents caused because electrodynamic effect causes handcart play；Interlocking between handcart, earthed switch and cabinet door all adopts mandatory mechanical latching mode, handcart is only when disconnection, testing position operating position, chopper just can carry out closing operation, and after breaker closing, the propulsive mechanism of handcart cannot operate, in case leukorrhagia stopping load push-and-pull circuit breaker cart.

Accompanying drawing explanation

Fig. 1 is this utility model overall structure schematic diagram；

Fig. 2 is this utility model relay schematic diagram.

In figure: 1, shell, 2, voltage transformer, 3, relay, 4, cable vault, 5, contact box, 6, chopper, 7, bus-bar room, 8, spark gap, 9, handcart room, 10, control room, 11, earthed switch, 12, voltage monitor, 31, iron core, 32, coil.

Detailed description of the invention

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described.Obviously, described embodiment is only a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.

As shown in Figure 1-2, a kind of assembled High-low voltage switch cabinet frame structure, including shell 1 and the voltage monitor 12 being arranged on described shell 1 side, it is electrically connected between described voltage monitor 12 and voltage transformer 2；Described voltage transformer 2 bottom arranges bus-bar room 7, and described bus-bar room 7 is arranged on bottom described shell 1；Control room 10 is set between described voltage monitor 12 and described bus-bar room 7, and top, control room 10 arranges earthed switch 11；It is internal that described bus-bar room 7 embeds spark gap 8, and described bus-bar room 7 top is connected with described spark gap 8；Described spark gap 8 top is connected with handcart room 9 bottom, and described handcart room 9 side arranges relay 3；Described relay 3 side arranges contact box 5, and arranges cable vault 4 between described contact box 5 and described relay 3；Side, described cable vault 4 arranges chopper 6.

As optimisation technique scheme of the present utility model: also include iron core 31 and coil 32, described relay 3 is internal arranges described iron core 31 and described iron core 31 outer felt coiling 32；It is electrically connected between described relay 3 and described bus-bar room 7 inside；Described chopper 6 is arranged on outside described bus-bar room 7, and described bus-bar room 7 embeds described chopper 6 inside；Described handcart room 9 cross section is trapezium structure；Described bus-bar room 7 is provided with two, and the axis parallel of two bus-bar rooms 7.

In use, contact box 5 is in handcart room 9 from disconnection, and testing position moves in the process of operating position and automatically opens up for this utility model, is automatically switched off when handcart room 9 opposite direction is moved, and formation is effectively isolated；Handcart room 9 is connected to chopper 6, easily makes handcart room 9 disconnect, move between testing position and operating position, and the self-locking performance by feed screw nut can make handcart room 9 be reliably locked in operating position, it is prevented that because electrodynamic effect causes handcart room 9 play；Chopper 6 handcart is only when disconnection, testing position operating position, and chopper 6 just can carry out closing operation, and after chopper 6 closes a floodgate, the propulsive mechanism of handcart room 9 cannot operate；Only when earthed switch 11 is in gate-dividing state, chopper 6 could move to operating position from disconnection, testing position, and only when chopper 6 handcart is in disconnection, testing position, earthed switch 11 just can carry out closing operation.

It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and when without departing substantially from spirit of the present utility model or basic feature, it is possible to realize this utility model in other specific forms.Therefore, no matter from which point, embodiment all should be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims rather than described above, it is intended that all changes in the implication of the equivalency dropping on claim and scope included in this utility model.Any accompanying drawing labelling in claim should be considered as the claim that restriction is involved.

The above; it is only preferred embodiment of the present utility model; not in order to limit this utility model, every any trickle amendment, equivalent replacement and improvement above example made according to technical spirit of the present utility model, should be included within the protection domain of technical solutions of the utility model.

Claims (6)

1. an assembled High-low voltage switch cabinet frame structure, including shell (1) and the voltage monitor (12) being arranged on described shell (1) side, it is characterised in that: it is electrically connected between described voltage monitor (12) and voltage transformer (2)；Described voltage transformer (2) bottom arranges bus-bar room (7), and described bus-bar room (7) is arranged on described shell (1) bottom；Control room (10) is set between described voltage monitor (12) and described bus-bar room (7), and control room (10) top arranges earthed switch (11)；It is internal that described bus-bar room (7) embeds spark gap (8), and described bus-bar room (7) top is connected with described spark gap (8)；Described spark gap (8) top is connected with handcart room (9) bottom, and described handcart room (9) side arranges relay (3)；Described relay (3) side arranges contact box (5), and arranges cable vault (4) between described contact box (5) and described relay (3)；Described cable vault (4) side arranges chopper (6).

2. a kind of assembled High-low voltage switch cabinet frame structure according to claim 1, it is characterized in that: also include iron core (31) and coil (32), described relay (3) is internal arranges described iron core (31) and described iron core (31) outer felt coiling (32).

3. a kind of assembled High-low voltage switch cabinet frame structure according to claim 1, it is characterised in that: it is electrically connected between described relay (3) and described bus-bar room (7) inside.

4. a kind of assembled High-low voltage switch cabinet frame structure according to claim 1, it is characterized in that: described chopper (6) is arranged on described bus-bar room (7) outside, and described bus-bar room (7) embeds described chopper (6) inside.

5. a kind of assembled High-low voltage switch cabinet frame structure according to claim 1, it is characterised in that: described handcart room (9) cross section is trapezium structure.

6. a kind of assembled High-low voltage switch cabinet frame structure according to claim 1, it is characterised in that: described bus-bar room (7) is provided with two, and the axis parallel of two bus-bar rooms (7).