CN216440972U - Glue injection device for glue nozzle and photovoltaic module - Google Patents

Abstract

The utility model discloses a glue nozzle and a glue injection device for a photovoltaic module, relates to the technical field of photovoltaic modules and aims to solve the problem that the back surface of a laminating piece of the photovoltaic module after being framed lacks glue. The glue nozzle comprises a glue outlet pipe, the glue outlet pipe is parallel to the surface of the laminating part, a pipe orifice of the glue outlet pipe is connected with an arc-shaped limiting part, and the arc-shaped limiting part and the pipe orifice form a glue outlet with an opening facing the surface of the laminating part in an enclosing mode. The glue nozzle and the glue injection device for the photovoltaic module are used for manufacturing the photovoltaic module.

Description

Glue injection device for glue nozzle and photovoltaic module

Technical Field

The utility model relates to the technical field of photovoltaic modules, in particular to a glue nozzle and a glue injection device for a photovoltaic module.

Background

Solar PV modules is by the battery piece, super transparent toughened glass, the glued membrane, the backplate, the frame, materials such as terminal box are constituteed, begin to install the frame after the subassembly lamination and be used for protecting the subassembly and be convenient for the installation and the transport of power station system, sealed glue is injected into to the needs in the mounting groove of frame before the installation frame, then with the mounting groove suit of frame at the laminated board edge (the edge of laminated board is by the pressfitting in the mounting groove of frame promptly), sealed glue in the mounting groove overflows the notch edge to the mounting groove, form sealed insulating layer (overflow the gluey line promptly) on glass board and backplate, thereby bond with frame and laminated board and seal.

However, when the frame is installed, the sealant at the two ends of the frame often escapes from the two ends, so that after the photovoltaic module is framed, the four corners of the back face are in a situation of glue shortage, glue overflow lines on the back face of the photovoltaic module are uneven and discontinuous, the sealing effect on the laminating plate is affected, and the appearance of the photovoltaic module is also affected; glue needs to be replenished manually or by a machine again, and the glue is obviously different from the glue type (C type) which overflows automatically after being replenished, so that the consistency of the whole appearance is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a glue nozzle and a glue injection device for a photovoltaic module, which are used for improving the glue type consistency of a back plate of a laminated piece in the photovoltaic module.

In order to achieve the above purpose, the utility model provides the following technical scheme:

in a first aspect, the present invention provides a glue nozzle for injecting glue on a backsheet of a laminate in a photovoltaic module, the glue nozzle comprising:

and the glue outlet pipe is parallel to the surface of the laminating part, a pipe orifice of the glue outlet pipe is connected with an arc-shaped limiting part, and the arc-shaped limiting part and the pipe orifice form a glue outlet with an opening facing the surface of the laminating part in an enclosing mode.

Compared with the prior art, the glue outlet pipe is parallel to the laminating part when in use, the glue outlet opening formed by the arc-shaped limiting part can fix the glue outlet direction, the glue outlet type is consistent with the automatic glue overflow type of the frame in a C shape, the consistency of the overall appearance of the back of the laminating part can be improved, and the production efficiency of the photovoltaic module is improved.

Furthermore, one end of the arc-shaped limiting part is connected with the top of the pipe orifice, the other end of the arc-shaped limiting part and the bottom of the pipe orifice are located on the same horizontal line, and the top horizontal tangent line of the arc-shaped limiting part is located above the rubber outlet pipe.

Furthermore, the glue injection device also comprises a glue inlet section, wherein the glue inlet section is obliquely connected with the glue outlet pipe, and one end of the glue inlet section, which is far away from the glue outlet pipe, is a glue inlet.

Under the condition that adopts above-mentioned scheme, advance gluey section through the setting and be convenient for advance gluey section and being connected of injecting glue device, the injecting glue device can be connected with play glue pipe in the angle direction of difference, the play gluey condition on the operation of being convenient for and observation lamination piece surface.

Furthermore, the glue feeding device also comprises a glue feeding section, wherein the glue feeding section is vertically connected with the glue outlet pipe, and one end of the glue feeding section, which is far away from the glue outlet pipe, is a glue feeding port.

Under the condition of adopting above-mentioned scheme, advance the section of gluing through the setting and conveniently be connected with the injecting glue device, advance the section of gluing and go out the gluey mouth of gluey nest of tubes one-tenth L type, can realize gluing rifle and vertical type to current and glue mouth complex improvement, during the injecting glue, glue the rifle perpendicular to lamination piece, conveniently observe out gluey type of gluing.

Furthermore, a transition section is connected between the glue inlet section and the glue outlet pipe, the transition section is a straight line section which is obliquely arranged, and two ends of the transition section respectively form included angles with the glue inlet section and the glue outlet pipe.

Under the condition of adopting the scheme, compared with the direct 90-degree turning, the transition mode of the straight line chamfer angle is adopted between the glue inlet section and the glue outlet pipe, so that the sealant can conveniently flow from the glue inlet section to the glue outlet pipe.

Furthermore, a transition section is connected between the glue inlet section and the glue outlet pipe, the transition section is an arc-shaped section, and two ends of the transition section are respectively and smoothly connected with the glue inlet section and the glue outlet pipe.

Under the condition of adopting the scheme, compared with the direct 90-degree turning, the transition mode of the arc-shaped chamfer angle is adopted between the glue inlet section and the glue outlet pipe, so that the sealant can flow from the glue inlet section to the glue outlet pipe more favorably.

Further, still include the supporter, the supporter sets up in glue outlet pipe bottom, and the supporter is formed with the draw-in groove towards one side of glue outlet for the embedding lamination spare.

Under the condition of adopting above-mentioned scheme, the supporter plays assistance-localization real-time's effect, through with the lamination piece embedding draw-in groove, realizes that the injecting glue process is glued mouth and lamination piece relative position unchangeable, goes out to glue the position and remains fixed with the lamination piece throughout, can not incline, through moving around the lamination piece, can be to the peripheral edge injecting glue of lamination piece, sealed glue is evenly scribbled laminate backplate face from going out the jiao kou promptly, improves the stability of injecting glue lines.

Furthermore, the depth D of the clamping groove is the same as the mounting groove depth D of the frame in the photovoltaic module.

Under the condition of adopting above-mentioned scheme, beat the packing element and glue the mounting groove of card income frame after, guarantee that the injecting glue is unanimous with the automatic gluey line that overflows, realize earlier the rubber coating on the lamination element then dress frame, do not receive the precision error influence of restoring to the right, improve the back and lack the gluey problem, need not to mend and glue after dress frame.

In a second aspect, the present invention provides a glue injection device for a photovoltaic module, including a device body and a glue nozzle connected to the device body, where the glue nozzle is the glue nozzle described in the first aspect.

Compared with the prior art, the beneficial effects realized by adopting the structure and the effects described in the first aspect are not repeated herein.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.

FIG. 1 is a schematic view of a laminate and bezel assembly.

Fig. 2 is a schematic structural diagram of a prior art glue nozzle.

Fig. 3 is a schematic view of the structure of the glue nozzle provided by the utility model.

Fig. 4 is a schematic view of a glue nozzle according to another embodiment of the present invention.

Fig. 5-6 are schematic structural views of the glue nozzle containing the transition section provided by the utility model.

Fig. 7 is a schematic diagram of the coating state of the glue nozzle on the laminated piece.

In the figure:

1-rubber outlet pipe; 2-glue feeding section; 3-an arc-shaped limiting part; 4-glue outlet; 5-a transition section; 6-a support; 7-a clamping groove; 8-a laminate; 01-a frame; 02-mounting groove; 03-bevel opening; 04-glue nozzle.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the solar photovoltaic industry, an aluminum frame is used as a frame of a solar cell module and used for protecting a laminated plate in the module, in order to ensure the sealing performance of the solar cell module, sealant needs to be injected into a mounting groove 02 of the frame 01, as shown in fig. 1, the mounting groove 02 of the frame 01 is sleeved at the edge of the laminated plate 8, the sealant in the mounting groove 02 overflows to the edge of a notch of the mounting groove 02, a sealing insulating layer (namely an overflow glue line) is formed on a glass plate and a back plate, and the frame 01 and the laminated plate 8 are bonded and sealed. The frame mounting process is extruded by the laminating part, the sealant at the two ends of the frame 01 can escape from the two ends frequently, the problem of glue shortage on the back of the assembly exists in the prior art after the frame mounting, the glue shortage proportion is about 10%, glue needs to be replenished manually or by a machine again, and the glue shortage position has obvious difference with glue overflowing automatically after being replenished, so that the consistency of the whole appearance is influenced.

As shown in fig. 2, the conventional vertical glue nozzle 04 with a 45 ° inclined plane opening 03 has a large difference in appearance between a punched glue type and a glue type (C type) with automatic frame overflow, and is poor in compatibility; and no draw-in groove location, receive the lamination piece in the operation accuracy (± 1mm) error influence, when chinese angelica is producing the deviation, the injecting glue machine carries out the rubber coating on the lamination piece according to former setting glue injecting position and route, and the line of glue just can deviate from original orbit, leads to the frame dress back frame 01 and backplate back junction not have the silica gel filling (lack of glue promptly).

In order to solve the above problems, the embodiment of the utility model discloses a glue nozzle for injecting glue on a back plate of a laminating part in a photovoltaic module, as shown in fig. 3, the glue nozzle comprises a glue outlet pipe 1, the glue outlet pipe 1 is parallel to the surface of the laminating part 8, a pipe orifice of the glue outlet pipe 1 is connected with an arc-shaped limiting part 3, and the arc-shaped limiting part 3 and the pipe orifice enclose a glue outlet 4 with an opening facing the surface of the laminating part 8.

Based on the structure, compared with the prior art, the glue outlet pipe 1 is parallel to the laminating part, the arc-shaped limiting part 3 forms the glue outlet 4 with the opening facing the laminating part 8, the glue outlet direction can be fixed, the glue outlet type and the automatic glue overflowing type for framing are consistent to be C-shaped due to the effect of the arc-shaped limiting part, and the consistency of the overall appearance of the back of the laminating part can be improved.

Preferably, one end of the arc-shaped limiting part 3 is connected with the top of the pipe orifice, the other end of the arc-shaped limiting part 3 and the bottom of the pipe orifice are positioned on the same horizontal line, and the top horizontal tangent line of the arc-shaped limiting part 3 is positioned above the rubber outlet pipe 1. In this case, the glue type of the discharged glue is ensured to be consistent with the glue type of the automatic overflowing glue of the frame mounting.

In order to further optimize the technical scheme, as shown in fig. 4, the glue injection device further comprises a glue injection section 2, the glue injection section 2 is obliquely or vertically connected with the glue outlet pipe 1, and a glue injection opening is formed in one end, far away from the glue outlet pipe 1, of the glue injection section 2. Under this condition, advance gluey section 2 through the setting and be convenient for advance gluey section 2 and the being connected of injecting glue device, the injecting glue device can be connected with play hose 1 in the angle direction of difference, is convenient for operate and observes the play gluey condition on 8 surfaces of lamination part, ensures that glue line and gluey type are unanimous.

In some embodiments, as shown in fig. 5, when the glue inlet section 2 is vertically connected to the glue outlet pipe 1, a transition section 5 is connected between the glue inlet section 2 and the glue outlet pipe 1, the transition section 5 is an arc-shaped section, and two ends of the transition section are respectively and smoothly connected to the glue inlet section 2 and the glue outlet pipe 1; at this moment, for direct 90 turns, advance to glue section 2 and go out the transition mode that adopts the arc chamfer between the rubber tube 1, more be favorable to sealed glue to flow to going out rubber tube 1 from advancing gluey section 2, ensure out gluey smooth.

In some embodiments, as shown in fig. 6, when the glue inlet section 2 is vertically connected to the glue outlet pipe 1, a transition section 5 is connected between the glue inlet section 2 and the glue outlet pipe 1, the transition section 5 is a straight line section that is obliquely arranged, and two ends of the transition section are respectively provided with an included angle with the glue inlet section 2 and the glue outlet pipe 1. Under the condition, compared with a direct 90-degree turning, a transition mode of a straight chamfer angle is adopted between the glue inlet section 2 and the glue outlet pipe 1, so that the sealant can flow from the glue inlet section 2 to the glue outlet pipe 1 conveniently.

In order to further optimize the technical scheme, as shown in fig. 4-7, the rubber tapping device further comprises a support body 6, wherein the support body 6 is arranged at the bottom of the rubber tapping pipe 1 and is fixedly connected with the rubber tapping pipe 1 and/or the transition section 5; the side of the supporting body 6 facing the glue outlet 4 is formed with a clamping groove 7 for embedding a laminating piece 8 of the photovoltaic module.

Under the condition of adopting above-mentioned scheme, supporter 6 plays the effect of assistance-localization real-time, through with in 8 embedding draw-in grooves 7 of lamination piece, as shown in fig. 6, realize that the injecting glue process is glued mouth and 8 relative positions of lamination piece unchangeable, it is fixed with 8 of lamination piece to go out to glue the position, can not deflect all the time, through moving around 8 of lamination piece, can be to 8 all around edge injecting glue of lamination piece, sealed glue is evenly scribbled 8 backplate faces of lamination piece from going out jiao kou 4 promptly, improves the stability of injecting glue lines.

Preferably, the depth D of the clamping groove 7 is the same as the depth D of the mounting groove 02 of the frame 01 in the photovoltaic module; at this moment, after the laminating part 8 is punched with glue and clamped in the mounting groove 02 of the frame 01, the glue line cannot deviate from the original track, the glue injection is ensured to be consistent with the glue line which automatically overflows, the frame mounting after the glue is firstly applied to the laminating part 8 is realized, the influence of the correction precision error is avoided, the problem of back glue shortage is improved, and the glue supplement after the frame mounting is not needed.

The utility model provides a glue injection device for a photovoltaic module, which comprises a device body and a glue nozzle connected with the device body, wherein the glue nozzle is the above-described glue nozzle.

Compared with the prior art, through matching current injecting glue device with gluey mouth, like gluing rifle or injecting glue machine etc. promote the uniformity at lamination piece back injecting glue line, glue outlet pipe 1 is on a parallel with lamination piece 8 during the use, and lamination piece 8 is placed in draw-in groove 7, and rectilinear movement injecting glue device or lamination piece 8 are fixed a position through draw-in groove 7, and the gluey type of annotating and the automatic excessive gluey type of gluing of current dress frame keep unanimous, improve the back and lack gluey problem, need not to mend after the dress frame and glue.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (9)

1. A glue nozzle for injecting glue onto a backsheet of a laminate in a photovoltaic module, the glue nozzle comprising:

the glue outlet pipe is parallel to the surface of the laminating piece, the pipe orifice of the glue outlet pipe is connected with an arc-shaped limiting part, and the arc-shaped limiting part and the pipe orifice enclose a glue outlet with an opening facing the surface of the laminating piece.

2. The nozzle according to claim 1, wherein one end of the arc-shaped limiting portion is connected to the top of the nozzle, the other end of the arc-shaped limiting portion is located on the same horizontal line with the bottom of the nozzle, and a top horizontal tangent line of the arc-shaped limiting portion is located above the rubber outlet pipe.

3. The glue nozzle according to claim 1, further comprising a glue inlet section, wherein the glue inlet section is obliquely connected with the glue outlet pipe, and a glue inlet is formed in one end of the glue inlet section, which is far away from the glue outlet pipe.

4. The glue nozzle according to claim 1, further comprising a glue inlet section, wherein the glue inlet section is vertically connected with the glue outlet pipe, and a glue inlet is formed in one end of the glue inlet section, which is far away from the glue outlet pipe.

5. The glue nozzle according to claim 4, wherein a transition section is connected between the glue inlet section and the glue outlet pipe, the transition section is an obliquely arranged straight line section, and two ends of the transition section respectively form included angles with the glue inlet section and the glue outlet pipe.

6. The glue nozzle according to claim 4, wherein a transition section is connected between the glue inlet section and the glue outlet pipe, the transition section is an arc-shaped section, and two ends of the transition section are respectively and smoothly connected with the glue inlet section and the glue outlet pipe.

7. The nozzle according to any one of claims 1-6, further comprising a support body disposed at the bottom of the outlet tube; and a clamping groove is formed on one side of the support body facing the glue outlet and used for embedding the laminating piece.

8. The glue nozzle according to claim 7, wherein the depth D of the clamping groove is the same as the depth D of the mounting groove of the frame in the photovoltaic module.

9. A glue injection device for a photovoltaic module comprises a device body and a glue nozzle connected with the device body, and is characterized in that the glue nozzle is the glue nozzle in any one of claims 1 to 8.

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