CN216016387U

CN216016387U - Intensive bus duct connector

Info

Publication number: CN216016387U
Application number: CN202122470058.0U
Authority: CN
Inventors: 唐兵; 王长东
Original assignee: Sichuan Zhizhilian Electrical System Co ltd
Current assignee: Sichuan Zhizhilian Electrical System Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-03-11
Anticipated expiration: 2031-10-13

Abstract

The utility model discloses an intensive bus duct connector relates to bus duct technical field, including two clamp plates, be equipped with a plurality of insulation boards between two clamp plates, be equipped with a pair of current conducting plate between the adjacent insulation board and form the clearance between two current conducting plates, the thickness in clearance cooperatees with the copper bar thickness in intensive bus duct, and the tip of current conducting plate forms the inclined plane of leanin, the inboard arcwall face that forms on inclined plane is equipped with the clamping mechanism who runs through insulation board and current conducting plate on two clamp plates, makes things convenient for the copper bar to be pegged graft in the clearance on the one hand, and on the other hand has avoided the injury to the copper bar.

Description

Intensive bus duct connector

Technical Field

The utility model relates to a bus duct technical field, more specifically relate to an intensive bus duct connector.

Background

The bus duct is a closed metal device composed of copper and aluminum bus bars, mainly used for distributing large power to each element of a decentralized system, and at present, the bus duct gradually starts to replace the traditional wire cable in the engineering project of an indoor low-voltage power transmission main line.

The existing bus ducts are mainly divided into an air type plug-in bus duct, a dense insulation plug-in bus duct and a high-strength plug-in bus duct according to different insulation modes, wherein the dense insulation plug-in bus duct is called as a dense bus duct for short.

Under the general condition, adopt the copper bar or the aluminium row of bus duct connector connection two intensive bus ducts, it is concrete, the copper bar or the aluminium row of intensive bus duct peg graft between two electric conductors of bus duct connector, because current electric conductor is the cuboid shape, its tip is the L shape that has the edge, copper bar or aluminium row peg graft two electric conductor in-processes, on the one hand, the grafting process is comparatively difficult, or there is great clearance between two electric conductors, copper bar or aluminium row directly peg graft in the clearance, or there is certain clearance between two electric conductors, the front end of copper bar or aluminium row is pegged graft in the clearance, afterwards two electric conductors are crowded and are gone into between two electric conductors to copper bar or aluminium row, on the other hand, the tip of electric conductor is probably fish tail copper bar or aluminium row.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the electric conductor of current bus duct connector exists, the utility model provides an intensive bus duct connector.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides an intensive bus duct connector, includes two clamp plates, is equipped with a plurality of insulation boards between two clamp plates, is equipped with a pair of current conducting plate between the adjacent insulation board and forms the clearance between two current conducting plates, the thickness in clearance and the copper bar thickness in intensive bus duct cooperate, and the tip of current conducting plate forms the inclined plane of leanin, the inboard on inclined plane forms the arcwall face, is equipped with the clamping mechanism who runs through insulation board and current conducting plate on two clamp plates.

Furthermore, the inner side of the conductive plate is provided with a bulge, and two bulges positioned between the adjacent insulating plates form a limiting step for limiting the front end of the copper bar.

Further, the distance between the limiting step and the arc-shaped surface on the same side is smaller than the length of the conductive part of the copper bar.

Further, a concave part is formed on the limiting step, and the shape of the concave part is matched with that of the front end of the copper bar.

Further, the clamping mechanism comprises a fastening bolt penetrating through the two clamping plates, the insulating plates and the conductive plates, and a fastening nut is arranged at the end of the fastening bolt.

Furthermore, a through groove is formed in the clamping plate, one end, away from the insulating plate, of the through groove is open, the width of the opening is larger than that of the fastening nut, a limiting disc is arranged in the through groove, the outer diameter of the limiting disc is matched with the width of the through groove, the thickness of the limiting disc is matched with that of the through groove, and the limiting disc is sleeved on the fastening bolt.

Further, the included angle between the inclined plane and the conductive plate is 30-60 degrees.

The utility model has the advantages as follows:

(1) in the process that the copper bar is inserted into the gap, due to the inclined planes, the two adjacent inclined planes form a horn-shaped opening with the width larger than the gap, the copper bar enters the horn-shaped opening, and the inclined planes have a guiding effect, so that the copper bar moves towards the gap direction along the inclined planes, when the copper bar reaches the joint of the inclined planes and the current conducting plate, namely the arc-shaped surface, due to the fact that the arc-shaped surface does not have an edge, scratching of the copper bar is effectively avoided, through the matching of the inclined planes and the arc-shaped surfaces, on one hand, the copper bar is conveniently inserted into the gap, and on the other hand, damage to the copper bar is avoided;

(2) the inner side of the current-conducting plate is provided with a bulge for limiting the position of the front end of the copper bar, and the distance between the limiting step and the arc-shaped surface on the same side is less than the length of the conductive part of the copper bar, so that the insulating part of the copper bar is prevented from entering the gap, and the gap can cause damage to the insulating part of the copper bar;

(3) the sunken part is formed on the limiting step, and the front end of the copper bar can be better wrapped due to the fact that the sunken part is matched with the shape of the front end of the copper bar, and contact resistance is effectively reduced due to the fact that the contact area of the front end of the copper bar and the contact area of the electric conductor of the copper bar are increased.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

reference numerals: 1-clamping plate, 2-insulating plate, 3-inclined plane, 4-arc surface, 5-concave part, 6-fastening bolt, 7-limiting disc, 8-through groove, 9-gap, 10-conductive plate and 11-fastening nut.

Detailed Description

Example 1

Referring to fig. 1, the embodiment provides an intensive bus duct connector, which includes two clamping plates 1, wherein a plurality of insulating plates 2 are arranged between the two clamping plates 1, a pair of conductive plates 10 is arranged between adjacent insulating plates 2, a gap 9 is formed between the two conductive plates 10, the thickness of the gap 9 is matched with the thickness of a copper bar of the intensive bus duct, an inclined plane 3 inclined inwards is formed at the end of the conductive plate 10, an arc-shaped surface 4 is formed at the inner side of the inclined plane 3, a clamping mechanism penetrating through the insulating plates 2 and the conductive plates 10 is arranged on the two clamping plates 1, and specifically, a groove for mounting the conductive plates 10 is arranged on the insulating plates 2.

The working principle is as follows: in-process in clearance 9 is pegged graft to the copper bar, owing to there is inclined plane 3, two adjacent inclined planes 3 form the horn type opening that the width is greater than clearance 9, the copper bar gets into horn type opening, and inclined plane 3 has the guide effect, make the copper bar move to clearance 9 direction along inclined plane 3, when the copper bar reachs the junction of inclined plane 3 and current conducting plate 10 arc face 4 promptly, because arc face 4 does not have the edge, effectively avoided the fish tail to the copper bar, cooperate through inclined plane 3 and arc face 4, make things convenient for the copper bar to peg graft in clearance 9 on the one hand, on the other hand has avoided the injury to the copper bar.

Example 2

Referring to fig. 1, in this embodiment, a further improvement is made on the basis of embodiment 1, specifically, a protrusion is formed on the inner side of the conductive plate 10, and two protrusions located between adjacent insulating plates 2 form a limiting step for limiting the front end of the copper bar.

Example 3

Referring to fig. 1, this embodiment is further improved on the basis of embodiment 2, specifically, the distance between the limiting step and the same-side arc-shaped surface 4 is smaller than the length of the conductive portion of the copper bar, specifically, the inner side of the conductive plate 10 forms a protrusion for limiting the position of the front end of the copper bar, and the distance between the limiting step and the same-side arc-shaped surface 4 is smaller than the length of the conductive portion of the copper bar, so that the insulating portion of the copper bar is prevented from entering the gap 9, and the gap 9 causes damage to the insulating portion of the copper bar.

Example 4

Referring to fig. 1, in this embodiment, a further improvement is made on the basis of embodiment 2, specifically, a concave portion 5 is formed on the limiting step, the shape of the concave portion 5 is matched with that of the front end of the copper bar, specifically, the front end of the copper bar can be better wrapped due to the matching of the shape of the concave portion 5 and that of the front end of the copper bar, and the contact area between the front end of the copper bar and the conductor is increased, so that the contact resistance is effectively reduced.

Example 5

Referring to fig. 1, the present embodiment is further improved on the basis of embodiment 1, specifically, the clamping mechanism includes a fastening bolt 6 penetrating through two clamping plates 1, a plurality of insulating plates 2 and a plurality of conductive plates 10, and a fastening nut 11 is disposed at an end of the fastening bolt 6.

Example 6

Referring to fig. 1, this embodiment is further improved on the basis of embodiment 5, specifically, a through groove 8 is formed on the clamping plate 1, an opening is formed at one end of the through groove 8, which is far away from the insulating plate 2, and the width of the opening is greater than the width of the fastening nut 11, a limiting disc 7 is arranged in the through groove 8, the outer diameter of the limiting disc 7 is matched with the width of the through groove 8, the thickness of the limiting disc 7 is matched with the thickness of the through groove 8, and the limiting disc 7 is sleeved on the fastening bolt 6.

Example 7

Referring to fig. 1, this embodiment is further improved on the basis of embodiment 1, specifically, an included angle between the inclined surface 3 and the conductive plate 10 is 60 °.

Claims

1. The utility model provides an intensive bus duct connector, its characterized in that includes two clamp plates (1), is equipped with a plurality of insulation boards (2) between two clamp plates (1), is equipped with a pair of current conducting plate (10) between adjacent insulation board (2) and forms clearance (9) between two current conducting plates (10), the thickness of clearance (9) and the copper bar thickness of intensive bus duct cooperate, and the tip of current conducting plate (10) forms inclined plane (3) of leanin, the inboard of inclined plane (3) forms arcwall face (4), is equipped with the clamping mechanism who runs through insulation board (2) and current conducting plate (10) on two clamp plates (1).

2. A compact busway connector according to claim 1, wherein the conductive plates (10) are formed with protrusions on the inside, and two protrusions between adjacent insulating plates (2) form a limiting step limiting the front end of the copper bar.

3. The compact busway connector of claim 2, wherein the distance between the limiting step and the arc-shaped surface (4) on the same side is less than the length of the conductive part of the copper bar.

4. A compact busway connector according to claim 2 or 3, wherein a recess (5) is formed on the limiting step, and the shape of the recess (5) is matched with that of the front end of the copper bar.

5. A dense busway connector according to any one of claims 1-3, wherein the clamping mechanism comprises a fastening bolt (6) passing through two clamping plates (1), a plurality of insulating plates (2) and a plurality of conductive plates (10), the end of the fastening bolt (6) being provided with a fastening nut (11).

6. The intensive bus duct connector as claimed in claim 5, wherein a through groove (8) is formed on the clamping plate (1), one end of the through groove (8) far away from the insulating plate (2) is open and the width of the opening is larger than that of the fastening nut (11), a limiting disc (7) is arranged in the through groove (8), the outer diameter of the limiting disc (7) is matched with the width of the through groove (8), the thickness of the limiting disc (7) is matched with that of the through groove (8), and the limiting disc (7) is sleeved on the fastening bolt (6).

7. A dense busbar slot connector according to any one of claims 1 to 3, wherein the angle between the inclined surface (3) and the conductive plate (10) is 30-60 °.