CN201893360U

CN201893360U - Reed clamping structure of solar junction box bus bar

Info

Publication number: CN201893360U
Application number: CN2010206773195U
Authority: CN
Inventors: 曹永东
Original assignee: SHENZHEN RUILAIKE NEW ENERGY TECHNOLOGY Co Ltd
Current assignee: SHENZHEN RUILAIKE NEW ENERGY TECHNOLOGY Co Ltd
Priority date: 2010-12-23
Filing date: 2010-12-23
Publication date: 2011-07-06
Anticipated expiration: 2020-12-23

Abstract

The utility model relates to a reed clamping structure of a solar junction box bus bar, which comprises a conductive plate, an operational lever, a U-shaped reed and fixed seats, wherein the conducive plate is in an L shape, and the operational level is also in an L-shaped structure, is provided with a long side and a short side and is attached to the inner side of the conductive plate; a convex column is arranged on the long side and is positioned in a propelling hole of the conductive plate, and an inwards convex propelling column is arranged on the short side; the U-shaped reed is positioned between the propelling column of the operational lever and the fixed seats, and the bottom of the U-shaped reed is propped on the propelling column; the two ends of the U-shaped reed are propped on a fixed column, and the fixed seats are positioned in a junction box; and the top end of each fixed seat is provided with the fixed column protruding out of the plane of the fixed seat, and the fixed column is positioned in a fixed hole of the long side of the conductive plate. The clamping structure has the characteristics of simple and practical structure, tight contact, good conductive effect, low cost and wide application prospect.

Description

Solar junction box busbar clip clamping structure

Technical field

The utility model relates to a kind of interface arrangment, and especially a kind of busbar interface arrangment that is applied to solar junction box belongs to technical field of solar batteries.

Background technology

Along with development of global economy; the world energy sources consumption rises year by year; it is in short supply that energy demand more and more seems; global energy crisis is day by day obvious; the development and use of new forms of energy have caused the attention of countries in the world government, the world today utilize cleaning, environmental protection new forms of energy---solar energy becomes the first-selection of alternative energy source.Solar cell market demand fast rise has driven the development of solar module industrial chain, actuates solar battery component junction box demand fast rise simultaneously, and the assembly selling market has a extensive future.

The output of the electric energy of solar module is to be connected to the terminal box transmission by the busbar that connects together with the battery sheet, the soldering by hand of traditional connected mode, exist contact unreliable, unstable shortcoming is installed.Existing interface arrangment adopts the punching press shell fragment to make a suitable geometry, be assembled together with the conduction body frame and form a clamping device, pry open elastic spring with screwdriver by a strong point on the shell during use, again busbar is directly inserted the clamping device the inside, extract screwdriver out, elastic spring restores clamps busbar, and busbar is just linked together with the conduction body frame tightly like this.But such interface arrangment exists, and elastic force is inhomogeneous, useful life short, the shortcoming of inconvenient operation.

Summary of the invention

The utility model promptly is at above shortcomings part in the solar battery group terminal box at present, and a kind of shell fragment that adopts stamping forming special shape is provided, and makes the interface arrangment of busbar chucking by the elastic force of shell fragment.

Specifically, solar junction box busbar clip clamping structure described in the utility model is characterized in that: described interface arrangment comprises conductive plate, action bars, " U " type shell fragment and holder, and the structure of each several part and position relation are as described below:

1, conductive plate is " L " type, has long and short two bar limit, and long limit and minor face junction have and hold the jack that busbar passes, and the middle part on long limit has the propelling hole that advances for action bars, and the far-end on long limit has for the fixing fixing hole of conductive plate;

2, action bars is " L " type structure, has long and short two bar limit, is attached to the conductive plate inboard, has projection on the long limit, and projection is positioned at the propelling hole of conductive plate, and minor face is provided with the propelling post that protrudes to the inside;

3, " U " type shell fragment is between the propelling post and holder of action bars, and the bottom is against and advances on the post, and two ends are against on the fixed leg;

4, the fixed seating is in terminal box, and the holder top is provided with the fixed leg that protrudes from the plane, place, and fixed leg is positioned at the fixing hole on the long limit of conductive plate.

Described solar junction box busbar clip clamping structure is characterized in that: the two ends of described " U " type shell fragment are rolled up one section circular arc to both sides, are provided with two cylinders in terminal box, and cylinder is positioned at the circular arc at " U " type shell fragment two ends.

Described solar junction box busbar clip clamping structure, it is characterized in that: described interface arrangment also comprises the limited post that is used for fixing the conductive plate minor face, limited post is positioned at conductive plate minor face one side in terminal box.

Solar junction box busbar clip clamping structure described in the utility model has following advantage:

1, simple and practical, easy to operate;

2, the busbar clamping is tight, and resistance is little, and conductive effect is good;

3, cost is low, long service life.

Description of drawings

Fig. 1 is the conductive plate structure schematic diagram of solar junction box busbar clip clamping structure described in the utility model;

Fig. 2 is the operation lever structure schematic diagram of solar junction box busbar clip clamping structure described in the utility model;

Fig. 3 is the structural representation of solar junction box busbar clip clamping structure described in the utility model " U " type shell fragment;

Fig. 4 is the structural representation of holder, cylinder and the limited post of solar junction box busbar clip clamping structure described in the utility model;

Fig. 5 is the mounting structure schematic diagram of solar junction box busbar clip clamping structure described in the utility model;

Fig. 6 is solar junction box busbar clip clamping structure described in the utility model " U " type shell fragment compressive state structural representation;

Fig. 7 is solar junction box busbar clip clamping structure described in the utility model " U " type shell fragment relaxed state structural representation;

Wherein, 1 is that conductive plate, 2 is that action bars, 3 is that " U " type shell fragment, 4 is that holder, 5 is that cylinder, 6 is that limited post, 7 is that busbar, 8 is that terminal box, 10 is that jack, 11 is that propelling hole, 12 is that fixing hole, 20 is that projection, 21 is that propelling post, 30 is that circular arc, 40 is a fixed leg.

Embodiment

Below in conjunction with accompanying drawing solar junction box busbar clip clamping structure described in the utility model is described in detail and illustrates; purpose is better to understand technology contents of the present utility model for the public; rather than to the restriction of described technology contents; in fact, the increase and decrease of having done in not violating invention spirit of the present utility model to any element or structure, replacement and improvement are all within the utility model technical scheme required for protection.

Solar junction box busbar clip clamping structure described in the utility model, comprise conductive plate 1, action bars 2, " U " type shell fragment 3 and holder 4, wherein, as shown in Figure 1, conductive plate 1 is " L " type, has long and short two bar limit, and long limit and minor face junction have and hold the jack 10 that busbar passes, the middle part on long limit has the propelling hole 11 that advances for action bars, and the far-end on long limit has for the fixing fixing hole 12 of conductive plate; As shown in Figure 2, action bars 2 is " L " type structure, has long and short two bar limit, is attached to conductive plate 1 inboard, has projection 20 on the long limit, and projection 20 is positioned at the propelling hole 11 of conductive plate 1, and minor face is provided with the propelling post 21 that protrudes to the inside; As shown in Figure 3, " U " type shell fragment 3 is between the propelling post 21 and holder 4 of action bars 2, and the bottom is against and advances on the post 21, and two ends are against on the fixed leg 4; As shown in Figure 4, holder 4 is positioned at terminal box 8, and holder 4 tops are provided with the fixed leg 40 that protrudes from the plane, place, and fixed leg 40 is positioned at the fixing hole 12 on conductive plate 1 long limit.

As shown in Figure 5, during installation, the bottom of " U " type shell fragment 3 is against on the propelling post 21 on the action bars 2, action bars 2 is close to conductive plate 1, projection 20 is positioned at and advances hole 11, then the fixing hole on the conductive plate 1 12 is enclosed within on the fixed leg 40 on the holder 4, and the minor face of conductive plate 1 inserts in the limited post 6, the circular arc 30 at " U " type shell fragment 3 two ends is enclosed within on the cylinder 5, and the effect of restriction " U " type shell fragment 3 slippages has been played in the cooperation of cylinder 5 and circular arc 30.

During work, as shown in Figure 6, along advancing hole 11 to promote projection 20, " U " type shell fragment 3 compresses, and the space between the minor face of conductive plate 1 and action bars 2 increases, and can take out busbar 6 or put into this moment; Unclamp projection 20, " U " type shell fragment 3 resets, and this moment, busbar 6 was compressed by the minor face of conductive plate 1 and action bars 2, and as shown in Figure 7, because the applying of busbar 6 and conductive plate 1 is tight, so resistance is little, the conductive effect ideal.

Solar junction box busbar clip clamping structure described in the utility model has simple and practical characteristics, and contact closely, and conductive effect is good, and is with low cost, has broad application prospects.

Claims

1. solar junction box busbar clip clamping structure, it is characterized in that: described interface arrangment comprises conductive plate, action bars, " U " type shell fragment and holder, the structure of each several part and position relation are as described below:

1) conductive plate is " L " type, has long and short two bar limit, and long limit and minor face junction have and hold the jack that busbar passes, and the middle part on long limit has the propelling hole that advances for action bars, and the far-end on long limit has for the fixing fixing hole of conductive plate;

2) action bars is " L " type structure, has long and short two bar limit, is attached to the conductive plate inboard, has projection on the long limit, and projection is positioned at the propelling hole of conductive plate, and minor face is provided with the propelling post that protrudes to the inside;

3) " U " type shell fragment is between the propelling post and holder of action bars, and the bottom is against and advances on the post, and two ends are against on the fixed leg;

4) fixed seating is in terminal box, and the holder top is provided with the fixed leg that protrudes from the plane, place, and fixed leg is positioned at the fixing hole on the long limit of conductive plate.

2. solar junction box busbar clip clamping structure according to claim 1, it is characterized in that: the two ends of described " U " type shell fragment are rolled up one section circular arc to both sides, be provided with two cylinders in terminal box, cylinder is positioned at the circular arc at " U " type shell fragment two ends.

3. solar junction box busbar clip clamping structure according to claim 1, it is characterized in that: described interface arrangment also comprises the limited post that is used for fixing the conductive plate minor face, limited post is positioned at conductive plate minor face one side in terminal box.