CN220510469U

CN220510469U - Quick splicing apparatus of female row of modularization

Info

Publication number: CN220510469U
Application number: CN202321904941.9U
Authority: CN
Inventors: 梁玉斌; 杨俊玺; 唐成成; 冯钦玉; 王文杰
Original assignee: Nanjing Daqo Electric Co Ltd
Current assignee: Nanjing Daqo Electric Co Ltd
Priority date: 2023-07-19
Filing date: 2023-07-19
Publication date: 2024-02-20
Anticipated expiration: 2033-07-19

Abstract

The utility model relates to a modularized busbar rapid splicing device, and belongs to the technical field of electrical equipment. The utility model provides a quick splicing apparatus of modularization busbar, includes the busbar, and busbar mounting fixture and cabinet are connected row slider, a plurality of busbar that busbar mounting fixture fixed juxtaposition, every busbar both ends all are equipped with the fixed orifices that are used for connecting the cabinet and connect row slider. Compared with the traditional low-voltage cabinet busbar structure, the utility model has the beneficial effects of being convenient for quick assembly and installation of the field busbar. The standardization level is high, and the installation efficiency is convenient. The fixing piece made of aluminum alloy material can effectively inhibit busbar vortex and avoid influence of busbar heating on current-carrying capacity. The bus bar can be spliced rapidly, and the production efficiency is improved.

Description

Quick splicing apparatus of female row of modularization

Technical Field

The utility model relates to a modularized busbar rapid splicing device, and belongs to the technical field of electrical equipment.

Background

At present, a main busbar of a domestic low-voltage cabinet generally adopts a rectangular busbar, and the installation mode is as follows: 1. the manufacturing mode that one end extends out of the cabinet and the other end is contracted in the cabinet is adopted, and after the cabinet is in place on site, the cabinet is combined with the cabinet body. The busbar can be directly connected through bolts, 2. The main busbar adopts a common form to be shipped with the cabinet and is responsible for installation on site. Firstly, although the busbar can be directly connected after the cabinet body is combined, as the current increases, the number of the busbar in each phase also increases, for a high-current system, the total number of the main busbar is at least 12, the distance between each phase and each row is the thickness (usually 10 mm) of the busbar, and for splicing two cabinets together, the 12 busbars must be inserted after being aligned, so that the difficulty is quite large, because errors often exist in the busbar installation process, and the on-site low-voltage cabinet is very difficult to position. Secondly, the busbar is installed on site, the whole busbar needs to be shipped separately, and because the rectangular busbar is overlapped with holes, the busbar cannot be installed on site due to design or production errors if the rectangular busbar is not installed in advance, the on-site construction period is affected, the busbar is installed on site, additional installation cost is needed, and cost control is not facilitated.

Disclosure of Invention

The utility model aims at: aiming at the problem of field installation of bus bars, the modularized bus bar rapid splicing device is provided, the field installation of bus bars is standardized, and the production efficiency is improved.

In order to achieve the above purpose, the modularized busbar rapid splicing device comprises busbar, busbar fixing clamps and an inter-cabinet connecting row sliding block, wherein the busbar fixing clamps fix a plurality of busbar arranged in parallel, and fixing holes for connecting the inter-cabinet connecting row sliding blocks are formed in two ends of each busbar. When the cabinet is combined, the connection between the splicing devices is realized through the row sliding blocks connected between the cabinets.

Further, the bus bar is a standard thickness bus bar, and fixing bolts matched with the connecting bar sliding blocks between the cabinets are arranged in the fixing holes.

The bus bar fixing clamp comprises bus bar fixing pieces, the bus bar fixing pieces are distributed on the bus bar fixing pieces at intervals and are perpendicular to the bus bar fixing pieces through connecting bolts to fix bus bar floating pieces, and multiple groups of bus bars are symmetrically arranged on the bus bar fixing pieces and the bus bar floating pieces to insulate and dredge.

Bus insulation is dredged the joint on bus clamp mounting and bus clamp floating piece, bus insulation is dredged and is contained two faces, openly has with bus bar complex notch, and the middle part of reverse side has three boss, and the left and right sides of reverse side is equipped with the jack catch, and the upper and lower both sides of reverse side have with jack catch syntropy extension face.

The section of the bus clamp fixing piece is in an inverted U shape, and a fixing hole which is in loose fit with the bus in an insulation manner is formed in the plane of the top.

The shape of the fixing hole is matched with the boss and the claw of the bus insulation holder.

And square holes matched with the connecting bolts are also formed in the plane of the top.

And mounting holes fixed with the low-voltage power distribution cabinet frame are formed in two ends of the plane of the top.

The inter-cabinet connecting row sliding blocks are of rectangular structures matched with the bus bars, waist-shaped holes for connecting one ends of the bus bars and half waist-shaped holes for connecting the other groups of bus bars are formed in the surfaces of the inter-cabinet connecting row sliding blocks, and rapid splicing is achieved.

One end of the bus bar and the waist-shaped hole of the row sliding block connected between the cabinets form a moving pair, so that the position of the main bus bar can be conveniently adjusted, and the main bus bar is kept not to extend out of the low-voltage cabinet body.

Compared with the traditional low-voltage cabinet busbar structure, the utility model has the beneficial effects of being convenient for quick assembly and installation of the field busbar. The standardization level is high, and the installation efficiency is convenient. The fixing piece made of aluminum alloy material can effectively inhibit busbar vortex and avoid influence of busbar heating on current-carrying capacity. The bus bar can be spliced rapidly, and the production efficiency is improved.

Drawings

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

Fig. 1 is a schematic structural view of an embodiment of the present utility model.

Fig. 2 is a schematic structural view of the busbar fixing jig in fig. 1.

Fig. 3 is a schematic view of the structure of the bus bar insulation in fig. 2.

Fig. 4 is a schematic structural view of the bus bar clip fixing member in fig. 2.

Fig. 5 is an assembly view of the bus bar insulation and bus bar clamp mount of fig. 2.

Fig. 6 is a schematic structural view of a row of sliders connected between cabinets.

Description of the embodiments

Examples

The existing low-voltage main busbar installation scheme is generally that a busbar is installed on a cabinet and shipped along with the cabinet, because the problems of installation, transportation, positioning of a field low-voltage cabinet and the like are considered, the packaging mode adopted by the low-voltage cabinet is single-package or double-package, the low-voltage cabinet main busbar is also required to be manufactured and installed in a breaking mode like a cabinet, the difficulty is greatly increased for positioning and cabinet positioning after the latter cabinet arrives at the field, the current is larger, the more the number of each phase of copper bars is, the more difficult the splicing between the cabinet and the cabinet is, and the embodiment provides a modularized busbar rapid splicing device, which is structurally shown in figures 1-6 and mainly comprises the following parts: the bus bar 1 with standard specification thickness is the only standard, and the number of the mounting pieces of each phase of bus bar is different according to the different current, and the bus bar fixing clamp 2 and the inter-cabinet connection bar sliding block 3 are connected. The bus bar fixing clamp 2 is used for fixing a plurality of bus bars 1 in parallel, bolt fixing holes matched with the inter-cabinet connecting bar sliding blocks 3 are formed in two ends of each bus bar 1, fixing bolts are prefabricated, each bus bar 1 corresponds to one inter-cabinet connecting bar sliding block 3, and the bus bars 1 are fixed through the bus bar fixing clamp 2 and are installed in the low-voltage cabinet. The bus bar fixing clamp 2 comprises bus bar fixing pieces 2-1, the bus bar fixing pieces 2-1 are distributed on the bus bar fixing pieces 2-1 at intervals and are perpendicular to the bus bar fixing pieces 2-1, connecting bolts 2-4 are used for fixing bus bar floating pieces 2-2, and a plurality of groups of bus bar insulating units 2-3 are symmetrically arranged on the bus bar fixing pieces 2-1 and the bus bar floating pieces 2-2. The bus bar insulation device is characterized in that the bus bar insulation device 2-3 is clamped on a bus bar clamp fixing piece 2-1 and a bus bar clamp floating piece 2-2, the bus bar insulation device 2-3 comprises two surfaces, five notches 2-3-3 matched with a bus bar are formed in the front surface of the bus bar insulation device, three bosses 2-3-2 are formed in the middle of the back surface of the bus bar insulation device, clamping claws 2-3-1 are arranged on the left side and the right side of the back surface of the bus bar insulation device, extension surfaces 2-3-4 which are in the same direction with the clamping claws 2-3-1 are formed in the upper side and the lower side of the back surface of the bus bar insulation device, and the bus bar insulation device is used for increasing the creepage distance between the bus bar and the bus bar clamp fixing piece 2-1. The section of the bus clamp fixing piece 2-1 is in an inverted U shape, and four groups of fixing holes 2-1-1 which are in loose fit with the bus insulation are arranged on the plane of the top. The shape of the fixing hole 2-1-1 is matched with the boss 2-3-2 and the claw 2-3-1 of the busbar insulation socket 2-3. Square holes 2-1-2 are arranged in the middle of the four groups of holes on the plane of the top, and the square holes 2-1-2 are used for installing square clamping nuts and matched and fastened with the connecting bolts 2-4. The two ends of the plane at the top are provided with mounting holes which are fixed with the low-voltage power distribution cabinet frame, and the mounting holes are internally provided with fixing bolts 2-5. The inter-cabinet connecting row sliding block 3 is of a rectangular structure matched with the bus bar, a waist-shaped hole 3-1 for connecting one end of the bus bar and a half waist-shaped hole 3-2 for connecting the other group of bus bars are formed in the surface of the inter-cabinet connecting row sliding block 3, the waist-shaped hole 3-1 is fixed with one end of the bus bar 1 and can slide left and right, so that a main bus bar does not extend out of a low-voltage cabinet body, and after two low-voltage cabinets are combined, the inter-cabinet connecting row sliding block 3 can be inserted into a prefabricated bolt at the other end of the bus bar 1 through the half waist-shaped hole 3-2 to finish quick splicing.

In addition to the embodiments described above, other embodiments of the utility model are possible. All technical schemes formed by equivalent substitution or equivalent transformation fall within the protection scope of the utility model.

Claims

1. Quick splicing apparatus of female row of modularization, its characterized in that: the bus bar fixing clamp is used for fixing a plurality of bus bars in parallel, and fixing holes for connecting the bus bar sliding blocks between the cabinets are formed in two ends of each bus bar; the bus bar fixing clamp comprises bus bar fixing pieces, the bus bar fixing pieces are distributed on the bus bar fixing pieces at intervals and are perpendicular to the bus bar fixing pieces, the bus bar fixing pieces and the bus bar fixing pieces are symmetrically provided with a plurality of groups of bus bar insulation bars; bus insulation is dredged the joint on bus clamp mounting and bus clamp floating piece, bus insulation is dredged and is contained two faces, openly has with bus bar complex notch, and the middle part of reverse side has three boss, and the left and right sides of reverse side is equipped with the jack catch, and the upper and lower both sides of reverse side have with jack catch syntropy extension face.

2. The modular busbar rapid splicing device of claim 1, wherein: the bus bar is a standard thickness bus bar, and fixing bolts matched with the connecting bar sliding blocks between the cabinets are arranged in the fixing holes.

3. The modular busbar rapid splicing device of claim 1, wherein: the section of the bus clamp fixing piece is in an inverted U shape, and a fixing hole which is in loose fit with the bus in an insulation manner is formed in the plane of the top.

4. A modular busbar rapid splicing device according to claim 3, wherein: the shape of the fixing hole is matched with the boss and the claw of the bus insulation holder.

5. A modular busbar rapid splicing device according to claim 3, wherein: and square holes matched with the connecting bolts are also formed in the plane of the top.

6. The modular busbar rapid splicing device of claim 5, wherein: and mounting holes fixed with the low-voltage power distribution cabinet frame are formed in two ends of the plane of the top.

7. The modular busbar rapid splicing device of claim 1, wherein: the inter-cabinet connecting row sliding blocks are of rectangular structures matched with the bus bars, and waist-shaped holes for connecting one ends of the bus bars and half waist-shaped holes for connecting the other groups of bus bars are formed in the surfaces of the inter-cabinet connecting row sliding blocks.

8. The modular busbar rapid splicing device of claim 7, wherein: one end of the bus bar and the waist-shaped hole of the connecting bar sliding block between the cabinets form a moving pair.