CN212033436U

CN212033436U - Bus supporting device for low-voltage switch cabinet

Info

Publication number: CN212033436U
Application number: CN202020831868.7U
Authority: CN
Inventors: 龚斌
Original assignee: Jiangsu Haichao Electric Technology Co ltd
Current assignee: Jiangsu Haichao Electric Technology Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2020-11-27
Anticipated expiration: 2030-05-18

Abstract

The utility model discloses a bus supporting device for a low-voltage switch cabinet, which relates to the technical field of low-voltage switch cabinet equipment and comprises a bus chamber, a distribution bus support and a cabinet body, wherein the top of the cabinet body is provided with the bus chamber, the inside of the bus chamber is provided with a main bus stabilizing mechanism, a wiring board is fixed below the bus chamber, a wiring rod is arranged below the wiring board, the bottom of the cabinet body is provided with a plurality of groups of switch compartments, the bottom of the cabinet body is fixed with the distribution bus support, the distribution bus support is fixed with an auxiliary stabilizing mechanism, the bottom of the cabinet body is provided with a cable outlet chamber, the distribution bus support and the switch compartments are transversely arranged, the distribution bus support is arranged between the cable outlet chamber and the switch compartments, meanwhile, the structure is stable, and the stability of the switch cabinet is effectively improved.

Description

Bus supporting device for low-voltage switch cabinet

Technical Field

The utility model relates to a low-voltage switchgear equipment technical field specifically is a generating line strutting arrangement for low-voltage switchgear.

Background

The low-voltage complete switch equipment (short for switch cabinet) is generally suitable for power, distribution and motor control centers of low-voltage distribution systems of power plants, substations, petrochemical engineering, high-rise buildings, commercial buildings and the like, and is used for electric energy conversion, distribution and control of capacitance compensation and the like. In order to ensure the safety of the switch cabinet, an insulated bus clamp is arranged in the cabinet body and is used for fixing a bus (busbar) to prevent major accidents and property loss caused by short circuit due to dynamic thermal stability. With the wide application of the bus bar clamp in the power distribution industry, the bus bar clamp is an indispensable insulation support in the switch cabinet.

The installation of prior art's low-voltage switchgear generating line strutting arrangement is complicated, and the wiring is unstable, causes inside generating line to twine together easily, causes the incident, causes the generating line to drop easily when the cubical switchboard receives the striking simultaneously, and the wiring is unstable, has very big potential safety hazard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low-voltage switchgear is with generating line strutting arrangement to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: comprises a bus chamber, a distribution bus support and a cabinet body, wherein the bus chamber is arranged at the top of the cabinet body, a main bus stabilizing mechanism is arranged in the bus chamber, a wiring board is fixed below the bus chamber, the lower part of the wiring board is provided with two groups of winding rods, a limiting plate with holes is fixed below the winding rods, a cross beam is fixed below the limiting plate with holes, a plurality of groups of switch compartments are arranged below the cross beam, a handle is arranged on the outer side of the switch compartment, the distribution bus bracket is fixed below the cross beam, the distribution bus bar bracket is arranged at the bottom of the cabinet body, an auxiliary stabilizing mechanism is fixed on the distribution bus bar bracket, the switch cabinet is characterized in that a cable outlet chamber is arranged at the bottom of the cabinet body, the cable outlet chamber, the distribution bus support and the switch compartment are transversely arranged, and the distribution bus support is arranged between the cable outlet chamber and the switch compartment.

Preferably, a door frame is arranged on the outer side of the cable outlet chamber, a display screen is arranged on the outer side of the door frame, and the display screen is connected to the inside of the cable outlet chamber through a wire.

Preferably, main bus stabilizing mean includes generating line receiver, bus bar through-hole, bus bar base, bus apron and fixture block, the generating line receiver is fixed in the top of wiring board, the both ends of bus bar receiver set up respectively the bus bar through-hole, the outside of bus bar receiver sets up two sets of bus bar base, bus bar base's one end is provided with a plurality of recesses, bus bar base keeps away from the one end of recess and connects bus apron, bus apron keeps away from bus bar base's one end sets up the multiunit the fixture block, just the fixture block with recess one-to-one on the bus bar base.

Preferably, supplementary firm mechanism includes connecting plate, locating plate, distribution bus duct, spring pad and rubber fixture block, the outside of distribution bus bar support sets up two sets ofly the locating plate, the locating plate with it is fixed between the distribution bus bar support the connecting plate, the inside of distribution bus bar support sets up the multiunit distribution bus duct, the inboard of distribution bus duct sets up the rubber fixture block, the rubber fixture block is kept away from distribution bus duct's one end is connected the spring pad, the spring pad is fixed in the inside of locating plate.

Preferably, the inside of foraminiferous limiting plate is provided with the insulating rubber cover, the insulating rubber cover is provided with the multiunit, just the insulating rubber cover and the inside round hole one-to-one of foraminiferous limiting plate.

Preferably, the outer side of the winding rod is provided with a plurality of groups of winding grooves, the winding grooves correspond to the insulating rubber sleeves one by one, and two ends of each winding groove are provided with check rings.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a pull down the connecting plate from distribution bus support, the distribution generating line that will stretch out in the switch compartment upwards stretches out suitable distance along distribution bus duct, fastening connecting plate afterwards, rely on spring pad and rubber fixture block to go into distribution bus duct with the generating line stability card in, continue upwards to pass foraminiferous limiting plate to the wiring board with the generating line afterwards, if distribution generating line overlength, can twine distribution generating line on the winding rod along corresponding wire winding groove, the utility model discloses simple structure, convenient to use, the wiring is reasonable, avoids distribution generating line winding of each other to interfere, and the while structure is firm, the stability of effectual improvement cubical switchboard.

2. The utility model discloses a stretch out main bus-bar along the generating line through-hole in following the generating line containing box, be connected to the outside along the generating line base, cover the generating line apron at last, go into generating line base's recess with the fixture block card in, stabilize the position of main generating line, generating line containing box, generating line base and generating line apron all use insulating material, the utility model discloses use the main generating line of overlength is accomodate to the generating line containing box, avoid the generating line overlength to cause the wiring chaotic, appear contact failure even, cause the potential safety hazard, use the position of the firm main generating line of insulating part simultaneously, greatly improved the stability and the security of bus-bar connection.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is an enlarged view of the structure at the position A of the present invention;

FIG. 3 is an enlarged view of the structure at B of the present invention;

in the figure: 1-busbar compartment, 2-terminal block, 3-insulating rubber sleeve, 4-perforated limiting plate, 5-beam, 6-handle, 7-switch compartment, 8-distribution busbar support, 9-display screen, 10-door frame, 11-cable outlet compartment, 12-check ring, 13-cabinet body, 14-winding rod, 15-winding groove, 16-busbar storage box, 17-busbar through hole, 18-busbar base, 19-busbar cover plate, 20-clamping block, 21-connecting plate, 22-positioning plate, 23-distribution busbar compartment, 24-spring pad, 25-rubber clamping block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a bus supporting device for a low-voltage switch cabinet comprises a bus chamber 1, a distribution bus support 8 and a cabinet body 13, wherein the bus chamber 1 is arranged at the top of the cabinet body 13, a main bus stabilizing mechanism is arranged inside the bus chamber 1, a wiring board 2 is fixed below the bus chamber 1, winding rods 14 are arranged below the wiring board 2, two groups of winding rods 14 are arranged, a perforated limiting plate 4 is fixed below each winding rod 14, a cross beam 5 is fixed below each perforated limiting plate 4, a plurality of groups of switch compartments 7 are arranged below each cross beam 5, a handle 6 is arranged outside each switch compartment 7, the distribution bus support 8 is fixed below each cross beam 5, the distribution bus support 8 is arranged at the bottom of the cabinet body 13, an auxiliary stabilizing mechanism is fixed on each distribution bus support 8, a cable outlet chamber 11 is arranged at the bottom of the cabinet body 13, the cable outlet chamber 11, the distribution bus supports 8 are transversely arranged with the switch compartments 7, the distribution bus bar support 8 is arranged between the cable outlet chamber 11 and the switch compartment 7.

Arrange through horizontal and fore-and-aft generating line, avoid the generating line to connect the confusion, the installation is complicated, and the switch compartment 7 of isolation simultaneously can arrange the distribution generating line under the on-state, the security and the stability of effectual improvement device.

In this embodiment, a door frame 10 is disposed outside the cable outlet chamber 11, a display screen 9 is disposed outside the door frame 10, and the display screen 9 is connected to the inside of the cable outlet chamber 11 through a wire.

The power connection state in the device can be detected at any time through the display screen 9, meanwhile, the assembly of the bus is completed through the assistance of the switch door 10, and heat is conducted to electric elements in the cable outlet chamber 11.

In this implementation, main bus stabilizing mean includes bus storage box 16, bus through-hole 17, bus base 18, bus apron 19 and fixture block 20, bus storage box 16 is fixed in the top of wiring board 2, bus storage box 16's both ends set up bus through-hole 17 respectively, bus storage box 16's the outside sets up two sets of bus base 18, bus base 18's one end is provided with a plurality of recesses, bus apron 19 is connected to bus base 18's the one end of keeping away from the recess, bus apron 19 keeps away from bus base 18's one end and sets up multiunit fixture block 20, and the recess one-to-one on fixture block 20 and the bus base 18.

The main bus is accommodated in the bus accommodating box 16 and extends out of the bus through hole 17, and is stably clamped in the bus base 18 through the bus cover plate 19 and the clamping block 20, so that the stability and the safety of the bus are enhanced.

In this implementation, supplementary firm mechanism includes connecting plate 21, locating plate 22, distribution bus duct 23, spring pad 24 and rubber fixture block 25, distribution bus bar support 8's the outside sets up two sets of locating plates 22, fixed connection board 21 between locating plate 22 and the distribution bus bar support 8, distribution bus bar support 8's inside sets up multiunit distribution bus duct 23, distribution bus duct 23's inboard sets up rubber fixture block 25, spring pad 24 is connected to the one end that distribution bus duct 23 was kept away from to rubber fixture block 25, spring pad 24 is fixed in locating plate 22's inside.

Distribution bus stretches out in the switch compartment 7, along distribution bus duct 23 upwards connects, through rubber fixture block 25 chucking, receives the effect of spring pad 24 to avoid the pressure loss simultaneously, and it is fixed with locating plate 22 and distribution bus support 8 through connecting plate 21 afterwards, the stability of reinforcing structure.

In this implementation, the inside of foraminiferous limiting plate 4 is provided with insulating rubber cover 3, and insulating rubber cover 3 is provided with the multiunit, and insulating rubber cover 3 and the inside round hole one-to-one of foraminiferous limiting plate 4.

Distribution bus passes through insulating rubber sleeve 3 and upwards connects, separates the insulating rubber sleeve 3 of arranging and avoids distribution bus to entangle each other and interfere, avoids distribution bus outer friction damage, effectual reinforcing security simultaneously.

In this embodiment, a plurality of winding grooves 15 are provided on the outer side of the winding rod 14, the winding grooves 15 correspond to the insulating rubber sleeves 3 one by one, and the retaining rings 12 are provided at both ends of the winding grooves 15.

The power distribution bus of overlength passes through winding wire groove 15 winding on winding pole 14, through the position of retaining ring 12 restriction power distribution bus, avoids leading to intertwine because of generating line overlength or uneven to make the wiring chaotic, cause the potential safety hazard even.

The working principle is as follows:

step 1: firstly, the distribution bus extends out of the switch compartment 7, the connecting plate 21 is detached from the distribution bus support 8, then the distribution bus is upwards stretched out by a proper distance along the distribution bus duct 23, then the connecting plate 21 is fastened, the bus is stably clamped into the distribution bus duct 23 by the spring pad 24 and the rubber clamping block 25, then the bus continuously upwards passes through the perforated limiting plate 4 to be connected to the wiring board 2, and if the distribution bus is too long, the distribution bus can be wound on the winding rod 14 along the corresponding winding groove 15, the utility model discloses simple structure, convenient to use, reasonable wiring, the mutual winding interference of the distribution bus is avoided, meanwhile, the structure is stable, and the stability of the switch cabinet is effectively improved;

step 2: secondly, the main bus directly stretches out along bus through hole 17 in the follow bus receiver 16, is connected to the outside along bus base 18, covers bus apron 19 at last, go into bus base 18's recess with fixture block 20 card in, stabilize the position of main bus, bus receiver 16, bus base 18 and bus apron 19 all use insulating material, the utility model discloses use bus receiver 16 to accomodate the main bus of overlength, avoid the bus overlength to cause the wiring confusion, appear contact failure even, cause the potential safety hazard, use the position of the firm main bus of insulating part simultaneously, greatly improved bus connection's stability and security.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a low-voltage switchgear is with generating line strutting arrangement, includes bus-bar room (1), distribution bus-bar support (8) and cabinet body (13), its characterized in that: the top of the cabinet body (13) is provided with the bus chamber (1), the inside of the bus chamber (1) is provided with a main bus stabilizing mechanism, a wiring board (2) is fixed below the bus chamber (1), winding rods (14) are arranged below the wiring board (2), the winding rods (14) are provided with two groups, perforated limiting plates (4) are fixed below the winding rods (14), cross beams (5) are fixed below the perforated limiting plates (4), a plurality of groups of switch compartments (7) are arranged below the cross beams (5), handles (6) are arranged outside the switch compartments (7), distribution bus supports (8) are fixed below the cross beams (5), the distribution bus supports (8) are arranged at the bottom of the cabinet body (13), and auxiliary stabilizing mechanisms are fixed on the distribution bus supports (8), the bottom of the cabinet body (13) is provided with a cable outlet chamber (11), the distribution bus support (8) and the switch compartment (7) are transversely arranged, and the distribution bus support (8) is arranged in the middle of the cable outlet chamber (11) and the switch compartment (7).

2. The busbar support device for a low-voltage switchgear cabinet as claimed in claim 1, wherein: the cable outgoing line device is characterized in that a door frame (10) is arranged on the outer side of the cable outgoing line chamber (11), a display screen (9) is arranged on the outer side of the door frame (10), and the display screen (9) is connected to the inside of the cable outgoing line chamber (11) through a wire.

3. The busbar support device for a low-voltage switchgear cabinet as claimed in claim 2, wherein: the main bus stabilizing mechanism comprises a bus storage box (16), bus through holes (17), a bus base (18), a bus cover plate (19) and clamping blocks (20), wherein the bus storage box (16) is fixed above the wiring board (2), two ends of the bus storage box (16) are respectively provided with the bus through holes (17), the outer side of the bus storage box (16) is provided with two sets of the bus base (18), one end of the bus base (18) is provided with a plurality of grooves, one end of the bus base (18) far away from the grooves is connected with the bus cover plate (19), the bus cover plate (19) is far away from one end of the bus base (18) is provided with a plurality of groups of the clamping blocks (20), and the clamping blocks (20) are in one-to-one correspondence with the grooves on the bus base (18).

4. The busbar support device for a low-voltage switchgear cabinet as claimed in claim 1, wherein: supplementary firm mechanism includes connecting plate (21), locating plate (22), distribution bus duct (23), spring pad (24) and rubber fixture block (25), the outside of distribution bus bar support (8) sets up two sets of locating plate (22), locating plate (22) with it is fixed between distribution bus bar support (8) connecting plate (21), the inside of distribution bus bar support (8) sets up the multiunit distribution bus duct (23), the inboard of distribution bus duct (23) sets up rubber fixture block (25), rubber fixture block (25) are kept away from the one end of distribution bus duct (23) is connected spring pad (24), spring pad (24) are fixed in the inside of locating plate (22).

5. The busbar support device for a low-voltage switchgear cabinet as claimed in claim 1, wherein: the novel insulation rubber sleeve is characterized in that the insulation rubber sleeves (3) are arranged inside the perforated limiting plates (4), a plurality of groups of insulation rubber sleeves (3) are arranged, and the insulation rubber sleeves (3) correspond to the round holes inside the perforated limiting plates (4) one by one.

6. The bus bar supporting device for the low-voltage switch cabinet as claimed in claim 5, wherein: the outer side of the winding rod (14) is provided with a plurality of groups of winding grooves (15), the winding grooves (15) correspond to the insulating rubber sleeves (3) one by one, and the two ends of each winding groove (15) are provided with retaining rings (12).