Utility model content
The utility model embodiment is designed to provide a kind of auxiliary frame, photovoltaic cells and photovoltaic module, existing to solve
The difficult technical problem of the heat dissipation of terminal box present in technology.
Auxiliary frame provided by the utility model, including framework;
The partition wall for collectively forming a closing accommodation space with the photovoltaic cells is provided in the framework, it is described
Closing accommodation space is for placing terminal box.
Further, it is provided at least one threading hole on the partition wall, for drawing the lead of the terminal box
The closing accommodation space.
Further, the framework includes: longitudinal extension part, lateral extensions and fixed support portion;
The longitudinal extension part and lateral extensions constitute the partition wall, and described fixed support portion one end supports the cross
To extension, the other end for fixing.
Further, the longitudinal extension part and lateral extensions are detachably connected.
Further, the lateral extensions and the fixed support portion, which are constituted, the open slot of opening outwardly.
The utility model additionally provides a kind of photovoltaic cells, the photovoltaic cells at least one end have for above-mentioned auxiliary frame
In the partition wall at cooperatively form it is described closing accommodation space avoiding space.
Further, the photovoltaic cells include the photovoltaic panel and backboard that successively layer is set, and are provided with evacuation on the backboard
Groove, the evacuation groove constitute the avoiding space.
Further, the evacuation groove was around the back plate edges one week.
Further, supporting element is set between the photovoltaic panel and the backboard, between the photovoltaic panel and the backboard
Form hollow layer;The supporting element and the evacuation groove collectively form the avoiding space or the supporting element it is corresponding described in
It is provided at partition wall and hides groove, it is described to hide groove and the evacuation groove collectively forms the avoiding space.
The utility model additionally provides a kind of photovoltaic module comprising any of the above-described auxiliary frame and any of the above-described described
Photovoltaic cells, the auxiliary frame are fixed at the backlight side of the photovoltaic cells, and the partition wall and the avoiding space are common
Constitute closing accommodation space.
Further, photovoltaic module further includes terminal box, and the terminal box is arranged in the closing accommodation space.
Further, photovoltaic module further includes briquetting, and the framework forms open slot, and the described of the adjacent framework opens
Mouth slot is opposite, and the briquetting is withheld the open slot of the adjacent framework and is fixed on keel by fixing piece.
Auxiliary frame, photovoltaic cells and photovoltaic module provided by the utility model, will be viscous between photovoltaic cells by partition wall
It connects glue and terminal box is separated, and then avoid the influence of bonded adhesives docking wire box heat dissipation, increase the gas permeability of terminal box,
The heat-sinking capability for improving terminal box ensure that the heat dissipation performance of terminal box, improve the service life of terminal box;Due to that will glue
Glue and terminal box separation are connect, but also terminal box conveniently can be safeguarded and be replaced.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
Fig. 1 show the partial sectional view of photovoltaic module described in the present embodiment comprising an auxiliary frame and photovoltaic cells, it is attached
Frame is fixed at the backlight side of photovoltaic cells, and partition wall 2 and avoiding space collectively form closing accommodation space 4.
It is bonded between multiple photovoltaic cells by viscose glue, auxiliary frame is provided with below each photovoltaic cells, it is right
Photovoltaic cells are supported.The partition wall 2 being provided on each photovoltaic cells at least one avoiding space, with auxiliary frame
Accommodation space 4 is collectively formed, terminal box 5 is arranged in accommodation space 4, avoids contact of the terminal box 5 with viscose glue,
It ensure that the heat dissipation effect of terminal box 5.
In the present embodiment, as illustrated in fig. 1 and 2, the auxiliary frame includes framework 10, is provided in framework 10 and photovoltaic cells
The partition wall 2 of a closing accommodation space 4 is collectively formed, closing accommodation space 4 is for placing terminal box 5, and gluing stitching portion
Glue 1 is connect to separate with terminal box 5.
When in use, the stitching portion between adjacent photovoltaic unit carries out adhering and sealing by bonded adhesives 1, and passes through auxiliary frame pair
Photovoltaic cells are supported, to guarantee stability of the photovoltaic cells as lighting roof when.
In the present embodiment, after adjacent photovoltaic cells are sealed by bonded adhesives 1 by bonding, auxiliary frame is arranged in light
The backlight side for lying prostrate unit, collectively forms closed accommodation space 4 with photovoltaic cells, terminal box 5 is placed on closed accommodation space 4
It is interior, so that terminal box 5 is separated with bonded adhesives 1, the heat dissipation of terminal box 5 is influenced to avoid bonded adhesives 1, and then ensure that
The heat dissipation performance and radiating efficiency of terminal box 5.
In the present embodiment, if Fig. 3 is to say, framework 10 includes: longitudinal extension part 12, lateral extensions 13 and fixed support
Portion 14;Longitudinal extension part 12 and the composition partition wall 2 of lateral extensions 13,14 one end of fixed support portion support lateral extensions 13,
The other end is for fixing.
In the present embodiment, the section for the partition wall 2 that longitudinal extension part 12 and lateral extensions 13 are constituted is L-type.L-type is cut
The partition wall 2 in face, lateral extensions 13 are fixed in framework 10, and longitudinal extension part 12 is connect with photovoltaic cells, in turn
The memory space of terminal box 5 can be formed by partition wall 2 and photovoltaic cells.
There are many kinds of fixed forms between longitudinal extension part 12 and lateral extensions 13, in the present embodiment, Zong Xiangyan
Extending portion 12 is bolted on lateral extensions 13.
It should be pointed out that the mode that is fixedly connected between longitudinal extension part 12 and lateral extensions 13 can be bolt company
Connect, but it is not limited solely to be bolted, can also be and be fixedly connected with mode using others, such as can also be clamping,
Integrated molding, riveting etc. are fixedly connected with mode etc., that is to say, that laterally prolong as long as can be fixed at longitudinal extension part 12
In extending portion 13.
In order to guarantee that terminal box 5 normally and can be used conveniently, in the present embodiment, it is arranged on partition wall 2
There is at least one threading hole, for the lead 8 of terminal box 5 to be drawn closing accommodation space 4.By threading hole by lead 8 from connecing
It after being drawn in wire box 5, enters in auxiliary frame, is stretched out along auxiliary frame.
The quantity of threading hole is determined according to the case where lead 8;Between multiple terminal boxes 5, by being arranged on lead 8
Connector 9 connect.
In the present embodiment, the shape of threading hole can be circle, be also possible to the other shapes such as rectangular or triangle, only
Threading hole can be passed through for the lead 8 that terminal box 5 is drawn by, which, enters in framework 10.
After track laying is to suitable position, threading hole is set on the support portion of connecting groove, by lead 8 out of threading hole
It is pierced by.
When there is no threading hole, it can be the end of track laying to auxiliary frame, drawn from its end.
As disposable embodiment, partition wall 2 may be replaced by cartridge type, i.e. longitudinal extension part and lateral extensions structure
At cylindrical structure side wall and bottom, open at one end and the photovoltaic cells of cylindrical structure offset, and then the cover of terminal box 5 is got up, into
Separation between row terminal box 5 and bonded adhesives 1, that is to say, that the shape of partition wall 2 can be it is diversified, as long as energy
It is enough to separate terminal box 5 and bonded adhesives 1, guarantee that terminal box 5 there can be the space of heat dissipation.
In the present embodiment, the connection type between partition wall 2 and photovoltaic cells is to abut.
As disposable embodiment, the connection type between partition wall 2 and photovoltaic cells may be replaced by others
Connection type, such as can also be bonding, that is to say, that as long as bonded adhesives 1 and terminal box 5 can be separated by partition wall 2
It opens, bonded adhesives 1 is avoided to surround terminal box 5, and then improve the heat dissipation performance of terminal box 5.
Further, lateral extensions 13 and fixed support portion 14, which are constituted, the open slot 15 of opening outwardly, i.e. open slot
15 towards adjacent photovoltaic unit, as shown in Figure 3.
Threading hole is set on lateral extensions 13, and has been collectively formed by lateral extensions 13 with fixed support portion 14
Open slot 15 is capable of forming the space that lead 8 passes through, and the lead 8 of terminal box 5 is smoothly pierced by.
Wherein, the photovoltaic cells at least one end in the present embodiment have for the partition wall in above-mentioned auxiliary frame
Cooperation namely photovoltaic cells are corresponded to and are provided at the partition wall 2 in above-mentioned auxiliary frame for collectively forming closing with partition wall 2 at 2
The avoiding space of accommodation space 4, i.e. avoiding space and partition wall 2 collectively form the closing accommodation space 4 for accommodating terminal box.
In the present embodiment, photovoltaic cells include photovoltaic panel 3 and backboard 7;Photovoltaic panel 3 and backboard 7 are stacked;Auxiliary frame is set
It sets in side of the backboard 7 far from photovoltaic panel 3;The avoiding space that setting evacuation groove is formed on backboard 7, the setting of terminal box 5 exist
Photovoltaic panel 3, backboard 7, partition wall 2 enclose in the accommodation space 4 set.
Specifically, in the present embodiment, terminal box 5 is arranged in photovoltaic panel 3.
For the heat dissipation performance for further increasing terminal box 5, it can also be and terminal box 5 is arranged on partition wall 2, and will divide
Next door 2 uses the materials such as the metal for being easy to radiate;Alternatively, being also possible to that the mounting rack of terminal box 5 is arranged in memory space, make
Terminal box 5 is not connect with partition wall 2, photovoltaic panel 3 and the backboard 7 in memory space, improves the heat dissipation performance of terminal box 5.
In the present embodiment, evacuation groove can also be processes one section of space on photovoltaic cells, this section of space can be
" ┐ " shape of perforation, corresponding to the partition wall 2 of L shape, be also possible to it is a bit of, when to avoid groove at this time be C-shaped, corresponding point
Next door 2 is I shape, the opening of closing C-shaped evacuation groove.
In the set-up mode of avoiding space, on the backboard 7 of the backlight side setting of photovoltaic panel 3, the position of terminal box 5 is set
Place's setting is fluted, and for placing terminal box 5, the groove and partition wall 2 can constitute accommodation space 4.
As disposable embodiment, on the basis of the above embodiments, evacuation groove is replaced with around back the present embodiment
7 edge of plate one week.Correspondingly, the partition wall 2 can also be one week around the auxiliary frame, thus the position adjacent thereto when implementing installation
Settable terminal box is set, thus more convenient when implementing.
Such setting, not only make avoid groove processing easy to produce, but also be terminal box 5 position selection compared with
For convenience, so as to select suitable position to be installed according to actual field condition, to reach optimal installation
Effect.
Further, supporting element 6 is set between photovoltaic panel 3 and backboard 7, forms hollow layer between photovoltaic panel 3 and backboard 7;
Supporting element 6 and evacuation groove, which collectively form to be provided at avoiding space or the corresponding partition wall 2 of supporting element 6, hides groove, hides
Groove and evacuation groove collectively form avoiding space.
That is in the present embodiment, supporting element 6 being provided between photovoltaic panel 3 and backboard 7, passes through the work of supporting element 6
With gap, i.e. hollow layer being formd between photovoltaic panel 3 and backboard 7, at this point, there are three types of the generation types of avoiding space: first
Kind it is that evacuation groove is set in backboard 7, is provided on supporting element 6 and hides groove, evacuation groove hides groove and photovoltaic panel 3 is total to
With composition avoiding space;Second is that the side-walls of evacuation groove are arranged in setting evacuation groove, supporting element 6 on backboard 7, into
And the evacuation groove and supporting element 6 and photovoltaic panel 3 collectively form avoiding space;The third is that setting evacuation is recessed on backboard 7
Slot, the setting of supporting element 6 at an arbitrary position so that evacuation groove and photovoltaic panel 3 collectively form avoiding space.
Further, in the present embodiment, as shown in figures 1 and 3, photovoltaic module further includes briquetting 11, and framework 10 forms
There is open slot 15, the open slot 15 of adjacent frame 10 is opposite, and briquetting 11 withholds the open slot 15 of adjacent frame 10 and passes through fixation
Part is fixed on keel.
That is, two adjacent frameworks 10 are fixed on keel together by briquetting 11, to guarantee auxiliary frame in dragon
Mounting stability on bone.
Specifically, being provided with limiting slot 16 on side wall of the open slot 15 far from demarcation plate, one end of briquetting 11 is provided with
Protrusion 17, as shown in Figure 4;Protrusion 17 is arranged in limiting slot 16, for preventing briquetting 11 and the opposite sliding of framework 10.
Specifically, in the present embodiment, the length direction of limiting slot 16 is consistent with the length direction of lateral extensions 13, pressure
Protrusion 17 on block 11 can be arranged in limiting slot 16, avoid generating opposite cunning between briquetting 11 and lateral extensions 13
It is dynamic.
In the present embodiment, the setting of protrusion 17 can be a raised point, is also possible to one section of strip projected parts, may be used also
To be the strip projected parts structure with 11 equal length of briquetting, as long as can be real by the cooperation of bulge-structure and limiting slot 16
Now to the limit between briquetting 11 and framework 10, briquetting 11 is avoided to slide in framework 10.
When in use, briquetting 11 is fixed on curtain wall or on roof by fixing screws, and the both ends of briquetting 11 are pressed in adjacent
Two frameworks 10 open slot 15 in, and the protrusion 17 on briquetting 11 is separately positioned on to the limit in two adjacent frameworks 10
In the slot 16 of position, adjacent framework 10 is formed and compresses positioning, and then auxiliary frame is fixed on curtain wall or roof.
Auxiliary frame, photovoltaic cells and photovoltaic module provided by the utility model, will be viscous between photovoltaic cells by partition wall 2
It connects glue 1 and terminal box 5 is separated, and then avoid bonded adhesives 1 and dock the influence that wire box 5 radiates, increase the saturating of terminal box 5
Gas improves the heat-sinking capability of terminal box 5, ensure that the heat dissipation performance of terminal box 5, improves the service life of terminal box 5;
Due to separating bonded adhesives 1 and terminal box 5, but also terminal box 5 conveniently can be safeguarded and be replaced.
" transverse direction " described in the utility model, " longitudinal direction " are not that absolute angle limits, and are contained rough or whole
The meaning of laterally longitudinal direction in trend.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System;Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced;And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
In addition, it will be appreciated by those of skill in the art that although some embodiments in this include institute in other embodiments
Including certain features rather than other feature, but the combination of the feature of different embodiment means to be in the utility model
Within the scope of and form different embodiments.For example, embodiment claimed is appointed in claims above
Meaning one of can in any combination mode come using.The information disclosed in the background technology section is intended only to deepen to this
The understanding of the general background technology of utility model, and be not construed as recognizing or implying in any form that information composition has been
The prior art known in those skilled in the art.