CN213185146U

CN213185146U - Assembled power supply emergency switching device

Info

Publication number: CN213185146U
Application number: CN202021779915.4U
Authority: CN
Inventors: 陈兵; 郑涛; 黄宏盛; 施文煇; 唐晓杰; 唐海军
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-05-11
Anticipated expiration: 2030-08-24

Abstract

The utility model discloses an assembled power emergency switching device, which comprises a box body and a switching module arranged in the box body, wherein the box body comprises a main body frame, door plates which are arranged on four sides of the box body and are detachably connected with the main body frame, and a top cover and a base which are detachably connected with the main body frame; conversion module hangs the column type insulator including setting up in the load switch of main body frame inside wall and 3 groups along longitudinal distribution around the top cap, load switch's inlet wire side copper bar is used for connecting the three-phase alternating current cable of input, and load switch's the side copper bar that is qualified for the next round of competitions connects fixed copper bar, and fixed copper bar is used for connecting the three-phase alternating current cable of output, and its both ends are fixed by a set of column type insulator that hangs respectively, can realize when cable network trouble is salvageed and long-time power failure is overhauld, and nimble simple and convenient realization.

Description

Assembled power supply emergency switching device

Technical Field

The utility model relates to a power emergency equipment especially relates to an assembled power emergency switching supplies device.

Background

At present, when a cable net rack has faults of cables or accessory equipment (a branch box, a butt-joint box and an outdoor ring main unit) thereof or faults of cell medium-voltage equipment (cables, a ring main unit in a switch station, a middle cabinet, an American box transformer substation and an European box transformer substation), a power supply company has long time for rush repair and recovery of power supply. If the power supply company has a fault on the equipment spare part, the whole emergency repair process is smooth, no spare part exists, corresponding equipment cannot be allocated temporarily in a short time, or more equipment needs to be replaced, communication explanation can be made only with a user, emergency repair can be carried out only after new equipment is in place, and the electricity consumption experience of residents is seriously influenced. Especially during bad weather, even more, customer complaints can occur.

The planned comprehensive power failure maintenance or replacement work of the power distribution community often involves more users, has large workload and longer work duration time, and often most areas do not develop comprehensive power failure maintenance or replacement work due to the influences of power supply reliability and repeated power failure, and the power distribution community is subjected to emergency repair work after failure, so that a power supply company is driven.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned problem, provide an assembled power emergency transfer supplies device, when cable network trouble is salvageed and the long-time power failure is overhauld, the nimble simple and convenient realization is transferred temporarily and is supplied.

The utility model overcomes the technical scheme that its technical problem adopted is:

the utility model provides an assembled power emergency switching device, which comprises a box body and a switching module arranged in the box body, wherein the box body comprises a main body frame, door plates which are arranged on four sides of the box body and are detachably connected with the main body frame, and a top cover and a base which are detachably connected with the main body frame; the conversion module is including setting up in the load switch of main body frame inside wall and along the top cap longitudinal distribution's 3 groups overhang column type insulators around, load switch's inlet wire side copper bar is used for connecting the three-phase alternating current cable of input, and load switch's the side copper bar that is qualified for the next round of competitions connects fixed copper bar, fixed copper bar is used for connecting the three-phase alternating current cable of output, and its both ends are fixed by a set of overhang column type insulator respectively.

The parts of equipment box are detachable, simple to operate. The load switch can be used for directly operating and supplying three-phase alternating current power supply under the condition that a load exists on the power-in side or the power-out side.

Furthermore, a live display used for indicating the current detected by the sensor is arranged on the front side door plate of the box body.

The charged display is used for indicating the charged condition and the current magnitude of each phase of power supply output by the device.

Further, fixed copper bar is including dismantling U type copper bar and the inboard copper bar of connection.

The inner copper bar is directly connected with the outgoing line side copper bar of the load switch, and the U-shaped copper bar provides more wiring holes to enable more load equipment to enter the device.

Further, the load switch is a vacuum air bag type switch.

The load switch adopts a totally-enclosed and totally-insulated vacuum air-bag type switch, the cut-off electric arc is not exposed, the reliability is high, and the safety is good.

Furthermore, an insulating baffle plate which can be movably connected is arranged between each group of the suspension post type insulators.

And an insulating baffle is adopted between each two AC power supplies to further ensure the safety distance between three phases and prevent interphase short circuit discharge.

Furthermore, the base is provided with a bearing channel steel for fixedly arranging the cable.

The cables which enter and exit from the bottom are arranged in the bearing channel steel of the base, so that the weight of the cables connected to the fixed base is shared, and the bearing problem of the suspension insulator is solved.

Furthermore, the lower part of the inner side of the box body is also provided with a ground row for connecting a ground wire cable.

The utility model has the following technical advantages or beneficial effects:

1. the cable is passed in and out from the bottom, does not need the civil engineering basis, is detachable part, and the flexibility ratio is high.

2. The input side and the output side adopt a soft connection mode of a load switch, and the direct operation can be carried out under the condition that the load exists on the input side and the output side, so that the safety is high.

3. The overhang post insulator includes a sensor for detecting the magnitude of the output side current.

4. An insulating baffle is arranged between the alternating currents of each phase output side, so that the safety is improved, and interphase short circuit discharge is prevented.

Drawings

Fig. 1 is a front view of a schematic structural diagram of an embodiment of an assembled power emergency switching device according to the present invention.

Fig. 2 is a left side view of a schematic structural diagram of an embodiment of the assembled power emergency power supply apparatus of the present invention.

Fig. 3 is a front cross-sectional view of an embodiment of the assembled power emergency switching device of the present invention.

Fig. 4 is a side sectional view of an embodiment of the assembled power emergency switching device of the present invention.

Fig. 5 is a top view of the base of the assembled power emergency switching device according to the embodiment of the present invention.

In the figure, 10-box, 20-conversion module, 101-main body frame, 102-door panel, 103-top cover, 104-live display, 105-base, 106-bearing channel steel, 201-load switch, 202-suspension column insulator, 203-incoming line side copper bar, 204-outgoing line side copper bar, 205-fixed copper bar, 206-sensor, 207-insulating baffle, 208-ground bar, 210-U-shaped copper bar and 211-inner side copper bar.

Detailed Description

In order to facilitate better understanding of the present invention for those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments, which are given by way of illustration only and do not limit the scope of the present invention.

Fig. 1 is a front view of an embodiment of an assembled power emergency transfer device of the present invention, the present invention discloses an assembled power emergency transfer device including a box 10 and a conversion module 20 disposed inside the box 10, the box 10 includes a main body frame 101, a door panel 102 disposed on four sides of the box 10 and detachably connected to the main body frame 101, and a top cover 103 and a base 105 detachably connected to the main body frame 101.

The whole box body 10 adopts a split mounting type structure, and the main body frame 101, the top cover 103, the base 105 and the door panel 102 can be detachably connected, wherein the upright posts and the cross beams of the main body frame are also detachably mounted through screws. The main frame 101 is made of stainless steel, and the top cover 103 and the 4-sided door panel 102 are made of insulating materials. The door panel of each side includes 2 open doors.

As shown in fig. 2, the left side view of the embodiment of the assembled power emergency power supply device of the present invention shows that the four sides of the door can be opened and closed all around, and the door can be opened to connect with the bolt provided on the door, and the bolt can be taken out for disassembly. Wherein every face all has still to be provided with the door handle on opening the door to 8 are all equipped with warning sign and ventilation and heat dissipation hole on opening the door. Wherein, the door plate 102 positioned on the front panel is also provided with an electrified display 104 for indicating the electrified condition of the assembled power emergency switching device of the utility model.

As shown in fig. 3-4, the front and side sectional views of the embodiment of the assembled power emergency switching device of the present invention show, the conversion module 20 includes a load switch 201 disposed on the inner side wall of the main body frame 101 and 3 groups of overhang column insulators 202 longitudinally distributed along the top cover 103. The outlet side copper bar 204 of the load switch 201 is connected with the inner side copper bar 211 of the fixed copper bar 205, and the inner side copper bar 211 is detachably connected with the U-shaped copper bar 210 of the fixed copper bar 205 through screws. The two ends of the fixed copper bar 205 are respectively fixed by a group of suspension column type insulators 202. The placement of the overhang post insulators 202 between each set may add an insulating barrier.

The utility model discloses assembled power emergency power supply device has set up safe distance for between every alternating current electricity, further increases insulating barrier and has prevented the emergence of alternate short circuit.

At 10/20kV cable rack trouble rush-repair, perhaps when distribution old equipment synthesizes to have a power failure to overhaul, change, trouble, keep apart the equipment that the trouble equipment perhaps waited to change the maintenance, with the inlet wire side copper bar 203 of all inlet wire switching income load switch on the original equipment, all are qualified for the next round of competitions and insert fixed copper bar 205, carry out interim power supply, and then expand work in order to isolation equipment. If meet the more condition of equipment being qualified for the next round of competitions, can with the utility model discloses assembled power emergency switching supplies the device to establish ties and uses.

It should be noted that the serial connection mode depends on the specific situation of the field, and the serial connection mode can be hard connected through copper bars or soft connected through cables.

The load switch 201 is a totally-enclosed and fully-insulated vacuum air-bag type switch, so that external dust is isolated, electric arcs are not exposed in the switching-on and switching-off process, the load switch can be directly operated under the condition of load, and the load switch is high in reliability and good in safety. The suspended column insulator 202 has its own sensor 206 for detecting the magnitude of the output current and the charging condition of the fixed copper bar 205 and transmitting the parameters to the charging display 104.

As shown in fig. 5 the utility model discloses the top view of assembled power emergency power supply device embodiment shows, has been equipped with special bearing base 105 to set up bearing channel-section steel 106 on bearing base 105, be used for the fixed cable of advancing down and going out, reduce the suspension insulator bearing.

The above description of the embodiments is only intended to help understand the method of the present invention and its core ideas. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and these modifications and modifications also fall into the protection scope of the claims of the present invention.

Claims

1. The utility model provides an assembled power emergency switching supplies device which characterized in that: the box body (10) comprises a box body (10) and a conversion module (20) arranged inside the box body (10), wherein the box body (10) comprises a main body frame (101), door plates (102) which are arranged on four sides of the box body (10) and detachably connected with the main body frame (101), a top cover (103) and a base (105) which are detachably connected with the main body frame (101); conversion module (20) including set up in load switch (201) of main body frame (101) inside wall and along top cap (103) front and back longitudinal distribution's 3 groups overhang column type insulators (202), load switch's (201) inlet wire side copper bar (203) are used for connecting the three-phase alternating current cable of input, and fixed copper bar (205) are connected to load switch's (201) the side copper bar (204) of being qualified for the next round of competitions, fixed copper bar (205) are used for connecting the three-phase alternating current cable of output, and its both ends are fixed by a set of overhang column type insulator (202) respectively.

2. The packaged power emergency transfer device of claim 1, wherein: the suspended column insulator (202) includes a sensor (206) for detecting the magnitude of the current in the fixed copper bar (205).

3. The packaged power emergency transfer device of claim 2, wherein: the front side door panel (102) of the box body (10) is provided with a charged display (104) for indicating a sensor (206) to detect current.

4. The packaged power emergency transfer device of claim 1, wherein: the fixed copper bar (205) comprises a U-shaped copper bar (210) and an inner side copper bar (211) which are detachably connected.

5. The packaged power emergency transfer device of claim 1, wherein: the load switch (201) is a vacuum air pocket type switch.

6. The packaged power emergency transfer device of claim 1, wherein: an insulating baffle (207) movably connected is arranged between each group of the suspension column type insulators (202).

7. The packaged power emergency transfer device of claim 1, wherein: the base (105) is provided with a bearing channel steel (106) for fixedly arranging a cable.

8. The packaged power emergency transfer device of claim 1, wherein: and a ground row (208) for connecting an alternating current ground cable is also arranged at the lower part of the inner side of the box body (10).