CN208127739U - Drawer type common switchgear - Google Patents

Abstract

The utility model relates to a kind of drawer type common switchgears, including two electricity getting devices, several flexible wires and a bridge switch device, it is characterised in that：Two electricity getting devices pass through flexible wires respectively and connect with bridge switch device；The electricity getting device is by fixed bin and is fixed on fixed bin top power taking head and forms；Described flexible wires one end and power taking head are connected to inside fixed bin, and the other end is stretched out from fixed bin bottom end and connect with bridge switch device.Can send a telegram in reply effective means as rapid rush-repair after different model, different size switch fault.It not only solves the problems, such as that switch mismatch emergency repair time is long, scope of power outage is big, also improves operating efficiency and power supply reliability.

Description

Drawer type common switchgear

Technical field

The utility model relates to a kind of drawer type common switchgears.

Background technique

Currently, drawer type switch is widely used in China's low-voltage network from the distribution station of power supply.Drawer type switchs It is a kind of can not only connect with disjunction normal duty electric current and overload electric current, the switch with disjunction short circuit current can also be connected Electric appliance.Drawer type switch in addition to playing control action, also has certain defencive function in circuit, such as overload, short circuit, under-voltage With earth leakage protective etc., when certain primary Ioops drawer type switch breaks down, independent maintenance can be promptly isolated with low pressure main bus-bar, It does not need to have a power failure entire low pressure main bus-bar when demolition, installation, improves power supply reliability.

Drawer type switch mainly have following characteristics in the application, first is that low tension switch with breaker of plastic casing usage quantity most It is more, up to thousands of kinds of type, and with the presence of different manufacturers, variety classes construction of switch pattern, size significant difference；Second is that drawer Formula switch is mostly installed in GCK, GCS type AC low-tension switchgear, and arrangement is compact can to increase transmission line circuit quantity.It is such to open Closing cabinet generally has the characteristics that compact-sized, occupied area is small, feeder number is more, these features determine the switch of every primary Ioops Installation space, size are fixed.The above switch application feature is saving switchgear manufacture size, is reducing occupied area, reduction investment Etc. play positive effect, but a series of problems are also brought in terms of switching operating maintenance, mainly once there is switch damage The failures such as bad just will appear：Because the different switch of many kinds of, size is opened in the spare unit that no same model occurs often in replacement Close interchangeable, other back-up circuit drawer type switch sizes are different and can not substitute, and often to find and switch needs can be used Devote a tremendous amount of time, if it can not find can only the other back-up circuits of reconfiguration, by the back-up circuit position of the switch be laid out shadow It rings, needs temporarily to make cable mid head and increase outlet cable length, power off time is caused to postpone at double.

Therefore, a set of simple and practical, emergency substitution drawer type common switchgear is developed just to ask at urgently to be resolved Topic.

Summary of the invention

In view of this, the purpose of this utility model is to provide a kind of drawer type common switchgears, to solve drawer Formula switchgear failure can not meet an urgent need the problem of substituting in time.

The utility model is implemented with the following technical solutions to achieve the above object：

A kind of drawer type common switchgear, including two electricity getting devices, several flexible wires and a bridge switch device, it is special Sign is：Two electricity getting devices pass through flexible wires respectively and connect with bridge switch device；The electricity getting device is by fixed bin and fixation Power taking head in fixed bin bottom forms；Described flexible wires one end and power taking head are connected to inside fixed bin, and the other end is from fixation It draws and is connect with bridge switch device in the upper end of box.

Further, the power taking head moves plug-in unit by main circuit and forms with fixinig plate.

Further, the fixed bin box body is additionally provided with adjusting screw, limit hole, fixation hole, plug handle and operation Window；The limit hole is set to what box body front upper was drawn for flexible wires；The adjusting screw is set to box body front For adjusting fixed bin height；The action pane is set to box body front lower part；The fixation hole is set to box body top use In cooperation fixinig plate；Plug handle is set to box body bottom end.

Further, the bridge switch device uses adjustable moulded case circuit breaker.

The utility model has the advantages that compared with prior art：

1. the utility model installation does not need to carry out a large amount of dismounting operation, appropriate in preparation of construction work completion, first will Load side is inserted into circuit static contact, then power end is inserted into circuit static contact, finally serves breaker of plastic casing switch power transmission It completes, operation installation is simple and convenient.

2. feature-rich be applicable in of the utility model is installed in the common low-voltage cabinet such as GCK, GCS, it is able to achieve fast power restoration；It can Do not have a power failure installation, does not need to expand and stops range, has very strong versatility.

3. the utility model overall weight is small, small in size, and can dispense, it is easy to carry about with one.

Detailed description of the invention

Fig. 1 is the utility model integrated connection figure

Fig. 2 is the utility model electricity getting device structure chart

Fig. 3 is the utility model power taking head structure chart

In figure：1- bridge switch device, 2- flexible wires, 3- fixed bin, 4- power taking head, 31- limit hole, 32- plug handle, 33- adjusting screw, 34- action pane, 35- fixation hole, 41- main circuit move plug-in unit, 42- fixinig plate.

Specific embodiment

The utility model is described further with reference to the accompanying drawings and embodiments.

Please referring to Fig. 1, the present embodiment provides a kind of drawer type common switchgears, including two electricity getting devices, several flexibilities Line 2 and a bridge switch device 1, it is characterised in that：Two electricity getting devices pass through flexible wires 2 respectively and connect with bridge switch device 1；Institute It states electricity getting device and is made of fixed bin 3 with the power taking head 4 for being fixed on fixed bin bottom；Described 2 one end of flexible wires and power taking head 4 connect It is connected to inside fixed bin 3, the other end is drawn from the upper end of fixed bin 3 and connect with bridge switch device 1.

In an embodiment of the utility model, further, the power taking head 4 moves plug-in unit 41 and fixinig plate 42 by main circuit Composition." power taking head " is formed using universal " main circuit moves plug-in unit " with " fixinig plate " independently processed.It primarily serves and original The general docking of power supply unit, carrying circuit principal current effect（Within 400A）, can be adapted to according to loop current size." fixinig plate " It is matching according to the size of " main circuit moves plug-in unit " processing, using galvanized sheet aperture, cutting." fixinig plate " frame size 180mm is (long）*70mm（It is wide）*2mm（It is thick）, hole size 154mm*44mm.

In an embodiment of the utility model, further, flexible wires 2 use copper core polyvinyl chloride insulation flexible cable, 1 meter of every phase cable length totally 6, cable ends are crimped using copper lug.Traditional copper bar is considered as to be attached, be easy by Installation space, connection distance, connection angle influence, while copper bar difficulty of processing is big, long processing time.Therefore flexible cable is used Form, it compared with copper bar, under the conditions of same cross-section in, have connection flexibly, the advantages of freely overlap joint.Primarily serve two sides It passes in and out power taking head and bridge switch contact acts on, carrying circuit principal current effect（Within 400A）, can be suitable according to loop current size Match.

Referring to Fig. 2, in an embodiment of the present invention, further, 3 box body of fixed bin is additionally provided with adjusting screw 33, limit hole 31, fixation hole 35, plug handle 32 and action pane 34；The limit hole 31 is set to box body front upper use It is drawn in flexible wires 2；The adjusting screw 33 is set to box body front for adjusting fixed bin height；The action pane 34 It is set to box body front lower part；The fixation hole 35 is set to box body top for cooperating fixinig plate 42；Handle 32 is plugged to be arranged In box body bottom end.The structural member of " fixed bin " frame is converted into profile using galvanized sheet, and frame size 650mm*180mm*70mm is main The whole fixed function after connecting " moving contact " with " flexible cable " is played, plays and guarantees that power taking head grafting is reliable, personnel Easy to operate function.The front end of fixed bin is according to the size aperture of " main circuit moves plug-in unit " and " fixinig plate "（154mm*54mm）； Upper and lower part aperture at the 20mm of end of fixed bin " moving contact " side leading-out terminal（140mm*100mm）；The plug-in unit of fixed bin limits Bit line plays lower part aperture（120mm*50mm）, as flexible cable fairlead, metal cutting edge insertion uses PLA or ABS material Two groove " L " type inserted insulation attachmentes for expecting 3D printing, play the insulation between enhancing and metal shell, and prevent electricity Cable ontology insulating layer is worn in draw process；Fixed bin flexible cable causes hole by the drilling installation of power taking head side appropriate location The height of fixed bin is adjusted in two screw rods；A plug handle is installed in fixed bin rear end, and hand and gold are prevented in disassembly process It is directly contacted between metal elements

In an embodiment of the present invention, further, the bridge switch device 1 uses adjustable moulded case circuit breaker.Bridge Switch uses adjustable moulded case circuit breaker, and " L " type " hanger " independently processed is configured in breaker back seat, is integrally attached to switch On cabinet panel." hanger " uses galvanized sheet material, is opened on " hanger " panel according to the size of the fixed hole position of breaker of plastic casing Hole has the different general mounting abilities of switch cabinet panel.

The above is only the preferred embodiment of the present invention, it is all done according to present utility model application the scope of the patents it is equal Deng variation and modification, it should all belong to the covering scope of the utility model.

Claims (4)

1. a kind of drawer type common switchgear, including two electricity getting devices, several flexible wires and a bridge switch device, feature It is：Two electricity getting devices pass through flexible wires respectively and connect with bridge switch device；The electricity getting device is by fixed bin and is fixed on The power taking head of fixed bin bottom forms；Described flexible wires one end and power taking head are connected to inside fixed bin, and the other end is from fixed bin Upper end draw and connect with bridge switch device.

2. a kind of drawer type common switchgear according to claim 1, it is characterised in that：The power taking head is by main circuit Dynamic plug-in unit and fixinig plate form.

3. a kind of drawer type common switchgear according to claim 2, it is characterised in that：The fixed bin box body is also set It is equipped with adjusting screw, limit hole, fixation hole, plug handle and action pane；The limit hole is set to box body front upper use In the extraction of flexible wires；The adjusting screw is set to box body front for adjusting fixed bin height；The action pane setting In box body front lower part；The fixation hole is set to box body top for cooperating fixinig plate；Plug handle is set to box body bottom end.

4. a kind of drawer type common switchgear according to claim 1, it is characterised in that：The bridge switch device uses Adjustable moulded case circuit breaker.