CN208706645U - A kind of 1500V system photovoltaic counnter attack diode (led) module - Google Patents

Abstract

The utility model discloses a kind of 1500V system photovoltaic counnter attack diode (led) modules, including photovoltaic module main body, concave station, connecting terminal, inner cavity, substrate, diode chip for backlight unit, isolation baffle plate, potting compound, mounting blocks and installation sleeve, concave station there are three being formed is opened up on the top outer wall of the photovoltaic module main body, connecting terminal is mounted on the top outer wall of the concave station, the inside that the photovoltaic module main body is located at below concave station offers inner cavity；Center between connecting terminal is increased away from and widening the concave station of shell surface to increase the creepage distance of module, favorably use under high voltages；The height of module is increased to increase the safe insulation distance between each conductive terminal and bottom plate and radiator；It is all filled using high insulated type electronics potting compound on the inner wall of module internal cavity, and increases isolation baffle plate and three electrodes are interposed between respectively in different cavitys, which improves the electric strength of module.

Description

A kind of 1500V system photovoltaic counnter attack diode (led) module

Technical field

The utility model relates to photovoltaic module technical field, specially a kind of 1500V system photovoltaic counnter attack diode die Block.

Background technique

As wideling popularize for the fast development that new energy is applied, especially photo-voltaic power generation station is universal；Photovoltaic system is imitated Rate requirement is also higher, and improving system voltage grade has positive effect to improve system effectiveness；Thus photovoltaic system voltage by 1000V originally is improved to 1500V, climbs electricity to the product pressure resistance of photovoltaic counnter attack diode (led) module, each connecting terminal in surface in this way The insulation distance of distance, each terminal and bottom plate proposes requirements at the higher level, and existing photovoltaic is more unified cannot be fine Meet the requirement used under 1500V voltage.

Utility model content

It is above-mentioned to solve the purpose of this utility model is to provide a kind of 1500V system photovoltaic counnter attack diode (led) module The problem of being proposed in background technique.

In order to solve the above-mentioned technical problem, the utility model provides the following technical solutions: a kind of 1500V system photovoltaic is anti- Anti- diode (led) module, including photovoltaic module main body, concave station, connecting terminal, inner cavity, the first sheet metal, substrate, diode chip for backlight unit, Second sheet metal, isolation baffle plate, potting compound, mounting blocks and installation sleeve open up on the top outer wall of the photovoltaic module main body It is formed there are three concave station, is mounted on connecting terminal on the top outer wall of the concave station, the photovoltaic module main body is located at concave station The inside of lower section offers inner cavity, and potting compound, the bottom end inner wall of the inner cavity have been filled on the two sides inner wall of the inner cavity Upper distribution is fixedly connected with substrate, and diode chip for backlight unit, the bottom of the connecting terminal are mounted on the top outer wall of the substrate The first sheet metal, inside and diode of the one end of first sheet metal through inner cavity is nested and fixed on the side outer wall of end The bottom end outer wall of chip is fixedly connected, and is connected between the diode chip for backlight unit by the second sheet metal, in the top of the inner cavity Diode chip for backlight unit distribution is corresponded on wall is fixedly connected with isolation baffle plate.

Further, the center between the connecting terminal is away from for 37mm.

Further, the height of the photovoltaic module main body is 42mm.

Further, it is fixedly connected with mounting blocks on the two sides bottom end outer wall of the photovoltaic module main body, and mounting blocks It is inlayed on the outer wall of top and is fixed with installation sleeve.

Further, the substrate is insulating ceramics component.

Compared with prior art, the utility model beneficial effect achieved is: the utility model increases connecting terminal Between center away from and widening the concave station of shell surface to increase the creepage distance of module, favorably use under high voltages； The height of module is increased to increase the safe insulation distance between each conductive terminal and bottom plate and radiator；Module internal cavity It is all filled using high insulated type electronics potting compound on inner wall, and enclosure interior increases isolation baffle plate and distinguishes three electrodes It is interposed between in different cavitys, which improves the electric strength of module；Diode chip for backlight unit uses high blocking voltage Type diode chip for backlight unit is improved product reliability height, is increased the long service life of photovoltaic module using vacuum soldering process, Photovoltaic module is set to be suitable for 1500V operating at voltages.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.

In the accompanying drawings:

Fig. 1 is the entirety perspective view of the utility model；

Fig. 2 is that the whole interior of the utility model cuts structural schematic diagram；

Fig. 3 is the circuit theory schematic diagram of the utility model；

In figure: 1, photovoltaic module main body；2, concave station；3, connecting terminal；4, inner cavity；5, the first sheet metal；6, substrate；7, two Pole pipe chip；8, the second sheet metal；9, isolation baffle plate；10, potting compound；11, mounting blocks；12, installation sleeve.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of 1500V system photovoltaic counnter attack diode Module, including photovoltaic module main body 1, concave station 2, connecting terminal 3, inner cavity 4, the first sheet metal 5, substrate 6, diode chip for backlight unit 7, Two sheet metals 8, isolation baffle plate 9, potting compound 10, mounting blocks 11 and installation sleeve 12 are opened on the top outer wall of photovoltaic module main body 1 If concave station 2 there are three being formed, it is mounted on connecting terminal 3 on the top outer wall of concave station 2, photovoltaic module main body 1 is located under concave station 2 The inside of side offers inner cavity 4, and potting compound 10 has been filled on the two sides inner wall of inner cavity 4, has been distributed on the bottom end inner wall of inner cavity 4 It is fixedly connected with substrate 6, diode chip for backlight unit 7, the bottom end side outer wall of connecting terminal 3 are mounted on the top outer wall of substrate 6 On be nested and fixed the first sheet metal 5, one end of the first sheet metal 5 is through the inside of inner cavity 4 and the bottom end of diode chip for backlight unit 7 Outer wall is fixedly connected, and is connected between diode chip for backlight unit 7 by the second sheet metal 8, corresponds to diode core on the top inner wall of inner cavity 4 The distribution of piece 7 is fixedly connected with isolation baffle plate 9, and the center between connecting terminal 3 is away from for 37mm；By traditional photovoltaic module terminals The center of son 3 away from increasing 37mm till now from original 20mm, and widen the concave station 2 of shell surface with increase climb it is electric away from From；The height of photovoltaic module main body 1 is 42mm, which is respectively led by the 42mm that original 28mm increases till now with increasing Safe insulation distance between electric terminal and bottom plate and radiator；It is fixedly connected on the two sides bottom end outer wall of photovoltaic module main body 1 There are mounting blocks 11, and is inlayed on the top outer wall of mounting blocks 11 and be fixed with installation sleeve 12, peace when convenient for photovoltaic module use Dress is fixed；Substrate 6 is insulating ceramics component, increases insulating properties；(such as Fig. 2) is all using height on the inner wall of the module internal cavity 4 Insulated type electronics potting compound 10 is filled, and enclosure interior increases isolation baffle plate 9 and three electrodes are interposed between different cavitys respectively Interior, which improves the electric strength of module, and the diode chip for backlight unit 7 in module powers off two pole of die mould using high resistant Tube chip improves product reliability using vacuum soldering process, increases the long service life of photovoltaic module, makes photovoltaic mould Block is suitable for 1500V operating at voltages.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (5)

1. a kind of 1500V system photovoltaic counnter attack diode (led) module, including photovoltaic module main body (1), concave station (2), connecting terminal (3), inner cavity (4), the first sheet metal (5), substrate (6), diode chip for backlight unit (7), the second sheet metal (8), isolation baffle plate (9), filling Injecting glue (10), mounting blocks (11) and installation sleeve (12), it is characterised in that: on the top outer wall of the photovoltaic module main body (1) It opens up there are three being formed concave station (2), is mounted on connecting terminal (3), the photovoltaic module on the top outer wall of the concave station (2) The inside that main body (1) is located at below concave station (2) offers inner cavity (4), has been filled with filling on the two sides inner wall of the inner cavity (4) Injecting glue (10) is distributed on the bottom end inner wall of the inner cavity (4) and is fixedly connected with substrate (6), on the top outer wall of the substrate (6) It is mounted on diode chip for backlight unit (7), the first sheet metal (5) is nested and fixed on the bottom end side outer wall of the connecting terminal (3), The inside of one end of first sheet metal (5) through inner cavity (4) is fixedly connected with the bottom end outer wall of diode chip for backlight unit (7), It is connected between the diode chip for backlight unit (7) by the second sheet metal (8), corresponds to diode on the top inner wall of the inner cavity (4) Chip (7) distribution is fixedly connected with isolation baffle plate (9).

2. a kind of 1500V system photovoltaic counnter attack diode (led) module according to claim 1, it is characterised in that: described to connect Center between line terminals (3) is away from for 37mm.

3. a kind of 1500V system photovoltaic counnter attack diode (led) module according to claim 1, it is characterised in that: the light The height for lying prostrate module bodies (1) is 42mm.

4. a kind of 1500V system photovoltaic counnter attack diode (led) module according to claim 1, it is characterised in that: the light It lies prostrate and is fixedly connected with mounting blocks (11) on the two sides bottom end outer wall of module bodies (1), and inlayed on the top outer wall of mounting blocks (11) It is embedding to be fixed with installation sleeve (12).

5. a kind of 1500V system photovoltaic counnter attack diode (led) module according to claim 1, it is characterised in that: the base Piece (6) is insulating ceramics component.