阅读说明：本技术 一种太阳能电池封装框架 (Solar cell packaging frame ) 是由 唐超 于 2021-10-27 设计创作，主要内容包括：本发明公开了一种太阳能电池封装框架,属于太阳能电池技术领域,包括框架主体,所述框架主体内侧设置有密封机构,框架主体内通过密封机构设置有层压板,层压板一端设置有接线盒,框架主体一端通过密封机构设置有密封板,密封板通过连接组件与框架主体固定连接,框架主体与层压板和密封板通过密封机构组成密封腔,密封腔内填充有密封液。与现有技术相比,本发明的有益效果是：本发明的结构简单、安装方便,通过采用密封框内的密封液解决密封腔的密封性失效后无法察觉的问题,通过密封液对层压板起到一定的密封保护作用,同时采用整体式的框架主体保证太阳能电池的强度,安装工艺较为简单,对于安装的技术要求较低。(The invention discloses a solar cell packaging frame, which belongs to the technical field of solar cells and comprises a frame main body, wherein a sealing mechanism is arranged on the inner side of the frame main body, a laminated plate is arranged in the frame main body through the sealing mechanism, a junction box is arranged at one end of the laminated plate, a sealing plate is arranged at one end of the frame main body through the sealing mechanism, the sealing plate is fixedly connected with the frame main body through a connecting assembly, the frame main body, the laminated plate and the sealing plate form a sealing cavity through the sealing mechanism, and sealing liquid is filled in the sealing cavity. Compared with the prior art, the invention has the beneficial effects that: the solar cell frame is simple in structure and convenient to install, the problem that the sealing performance of the sealing cavity cannot be perceived after failure is solved by adopting the sealing liquid in the sealing frame, the laminating plate is protected in a certain sealing mode by the sealing liquid, meanwhile, the strength of the solar cell is guaranteed by adopting the integral frame main body, the installation process is simple, and the technical requirement on installation is low.)

1. The utility model provides a solar cell encapsulation frame, including the frame main part, a serial communication port, frame main part inboard is provided with sealing mechanism, be provided with the lamination board through sealing mechanism in the frame main part, lamination board one end is provided with the terminal box, frame main part one end is provided with the closing plate through sealing mechanism, the closing plate passes through coupling assembling and frame main part fixed connection, the sealed chamber is constituteed with lamination board and closing plate through sealing mechanism to the frame main part, it has sealing liquid to fill in the sealed chamber, a plurality of connecting holes have been seted up all around to frame main part one end, be provided with first tubular column in the connecting hole, a plurality of guide holes have been seted up all around to frame main part side, be provided with the second tubular column in the guide hole, be provided with the piston in the second tubular column, piston and second tubular column sliding seal are connected.

2. The solar cell package frame according to claim 1, wherein the sealing mechanism comprises a first sealing member and a second sealing member, the first sealing member is disposed on the frame body, the first sealing member is used for ensuring the sealing performance between the laminate and the frame body, the second sealing member is disposed on the sealing plate, and the second sealing member is used for ensuring the sealing performance between the sealing plate and the laminate and the frame body.

3. The solar cell package frame of claim 2, wherein the first sealing member comprises a sealing rim, the sealing rim is disposed on an inner side of the frame body, the first sealing pad is disposed at one end of the sealing rim, the elastic gasket is disposed on an inner side of the frame body, the elastic gasket is disposed on a side of the inner side of the frame body close to the sealing rim, and the elastic gasket is engaged with a side surface of the laminate.

4. The solar cell package frame of claim 3, wherein the resilient gasket is provided with a plurality of strip-shaped air cushions adjacent to one end of the laminate sheet, the strip-shaped air cushions abutting against the sides of the laminate sheet.

5. The solar cell encapsulation frame according to claim 1, wherein the sealing plate comprises a plate and a support, the plate is provided with the support near one end of the frame body, and the plate and the support are used for forming a sealed space with the frame body.

6. The solar cell package frame as claimed in claim 5, wherein the plate has a plurality of through holes formed at four sides thereof, and a first opening is formed at one end of the plate, the first opening corresponding to the terminal box and having a flip cover disposed thereon.

7. The solar cell package frame of claim 6, wherein one end of the support member has a second opening, and the second opening has the same size and position as the first opening.

8. The solar cell package frame of claim 2, wherein the second sealing assembly comprises a second sealing gasket and a third sealing gasket, the second sealing gasket is disposed on the outer side of one end of the sealing plate, the second sealing gasket abuts against the frame body, the third sealing gasket is disposed on the inner side of one end of the sealing plate, and the third sealing gasket abuts against the laminate around the junction box.

9. The solar cell package frame according to claim 5, wherein the connecting member comprises a plurality of claws and teeth, the inner side of the frame body is provided with a plurality of teeth, the side surface of the sealing plate is provided with a plurality of claws, and the claws are engaged with the teeth.

Technical Field

The invention relates to the technical field of solar cells, in particular to a solar cell packaging frame.

Background

The solar cell is an energy conversion device which directly utilizes sunlight to generate electricity, can convert light energy into electric energy, can directly output voltage only by placing the solar cell in the sunlight with certain illumination, and can output current to a connected loop.

The existing solar cell generally comprises tempered glass, EVA (ethylene vinyl acetate), a cell, a back plate, an aluminum alloy frame and a junction box, and silica gel for sealing, wherein the tempered glass, the EVA, the cell and the back plate form a laminated plate through a laminating process, the laminated plate, the junction box and the aluminum alloy frame are assembled into the solar cell, the silica gel is generally used for sealing gaps of the aluminum alloy frame and the junction box, and the laminated plate can be tightly attached to the aluminum alloy frame to achieve a certain waterproof effect.

Solar cell's laminated board is behind the sun irradiation, the temperature risees, certain change can take place for the size, the laminated board can and aluminum alloy frame between produce certain displacement, the less expanded degree of laminated board of size is limited, silica gel on the aluminum alloy frame has certain elasticity, can not influence its sealed effect, however, when the laminated board size is great, its degree of thermal expansion increases, silica gel on the aluminum alloy frame is through the repeated expansion shrinkage of laminated board, the condition that silica gel and laminated board or aluminum alloy frame degum can appear, in case the condition of deguming appears, can't distinguish on the outer tube whether its gas tightness is good. To this end, a solar cell package frame has been proposed by those skilled in the art to solve the problems set forth in the background above.

Disclosure of Invention

The present invention is directed to a solar cell package frame, which solves the above problems.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a solar cell encapsulation frame, including the frame main part, frame main part inboard is provided with sealing mechanism, be provided with the lamination board through sealing mechanism in the frame main part, lamination board one end is provided with the terminal box, frame main part one end is provided with the closing plate through sealing mechanism, the closing plate passes through coupling assembling and frame main part fixed connection, the sealed chamber is passed through sealing mechanism with lamination board and closing plate and constitutes to the frame main part, the packing has sealing liquid in the sealed chamber, a plurality of connecting holes have been seted up all around to frame main part one end, be provided with first tubular column in the connecting hole, a plurality of guide holes have been seted up all around to frame main part side, be provided with the second tubular column in the guide hole, be provided with the piston in the second tubular column, piston and second tubular column sliding seal are connected.

As a further scheme of the invention: the sealing mechanism comprises a first sealing assembly and a second sealing assembly, the first sealing assembly is arranged on the frame main body and used for guaranteeing the sealing performance between the laminated board and the frame main body, the second sealing assembly is arranged on the sealing board and used for guaranteeing the sealing performance between the sealing board and the laminated board as well as between the sealing board and the frame main body.

As a still further scheme of the invention: the first sealing assembly comprises a sealing edge, the inner side of the frame body is provided with the sealing edge, one end of the sealing edge is provided with a first sealing gasket, the inner side of the frame body is provided with an elastic gasket, one side, close to the sealing edge, of the inner side of the frame body is provided with the elastic gasket, and the elastic gasket is matched with the side face of the laminated board.

As a still further scheme of the invention: and one end of the elastic gasket, which is close to the laminated board, is provided with a plurality of strip-shaped air cushions, and the strip-shaped air cushions are abutted against the side surfaces of the laminated board.

As a still further scheme of the invention: the sealing plate comprises a plate and a supporting piece, wherein the supporting piece is arranged at one end, close to the frame body, of the plate, and the plate and the supporting piece are used for forming a sealed space with the frame body.

As a still further scheme of the invention: a plurality of through holes are formed in four sides of the plate, a first opening is formed in one end of the plate, the first opening corresponds to the junction box in position, and a turnover cover is arranged on the opening.

As a still further scheme of the invention: a second opening is formed in one end of the supporting piece, and the second opening and the first opening are the same in size and position.

As a still further scheme of the invention: the second sealing assembly comprises a second sealing gasket and a third sealing gasket, the second sealing gasket is arranged on the outer side of one end of the sealing plate and abuts against the frame main body, the third sealing gasket is arranged on the inner side of one end of the sealing plate, and the third sealing gasket abuts against the laminated board on the periphery of the junction box.

As a still further scheme of the invention: the connecting assembly comprises a clamping jaw and a clamping tooth, a plurality of clamping teeth are arranged on the inner side of the frame body, a plurality of clamping jaws are arranged on the side face of the sealing plate, and the clamping jaw is matched with the clamping tooth.

Compared with the prior art, the invention has the beneficial effects that: the strength of the solar cell is ensured through the integral frame main body, the problem that the sealing performance of the sealing cavity cannot be perceived after failure is solved through sealing liquid in the sealing frame, the laminating plate is protected to be sealed to a certain extent through the sealing liquid, meanwhile, a certain supporting effect is achieved through the sealing plate, the laminating plates with larger sizes are likely to be sunken due to the action of self gravity, the laminating plates are supported through the supporting effect of the sealing plate, the sunken laminating plates are prevented, the sealing plate is sealed by adopting various sealing rings, only the laminating plates are required to be installed and fixed through fasteners, the sealing plate is sealed relative to traditional silica gel, the installation process is simple, the technical requirement for installation is low, and the installation by workers is convenient.

Drawings

FIG. 1 is a schematic structural diagram of a solar cell package frame;

FIG. 2 is a schematic structural diagram of a frame body in a solar cell package frame;

FIG. 3 is a schematic diagram of a structure of an elastic gasket in a solar cell package frame;

fig. 4 is a schematic structural diagram of a sealing plate in a solar cell package frame;

FIG. 5 is a schematic structural diagram of a frame body in a solar cell package frame;

in the figure: 1-frame body, 11-connecting hole, 12-first pipe column, 13-guide hole, 14-second pipe column, 15-piston, 2-sealing mechanism, 21-first sealing component, 211-sealing edge, 212-first sealing gasket, 213-elastic gasket, 214-strip-shaped air cushion, 22-second sealing component, 221-second sealing gasket, 222-third sealing gasket, 3-laminated board, 4-junction box, 5-sealing plate, 51-plate, 511-through hole, 512-first opening, 513-flip cover, 52-supporting piece, 521-second opening, 6-connecting component, 61-claw, 62-latch and 7-sealing cavity.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

With reference to fig. 1, 2, 3, 4, and 5, an embodiment of the present invention provides a solar cell package frame, which includes, in combination with the illustration: frame main part 1, 1 inboard in the frame main part is provided with sealing mechanism 2, be provided with the lamination board 3 through sealing mechanism 2 in the frame main part 1, 3 one end of lamination board is provided with terminal box 4, 1 one end in the frame main part is provided with closing plate 5 through sealing mechanism 2, closing plate 5 passes through coupling assembling 6 and 1 fixed connection of frame main part, frame main part 1 constitutes seal chamber 7 through sealing mechanism 2 with lamination board 3 and closing plate 5, the intussuseption of seal chamber 7 is filled with sealing liquid, the cavity has been seted up at 1 middle part in the frame main part, a plurality of connecting holes 11 have been seted up all around to 1 one end in the frame main part, be provided with first tubular column 12 in the connecting hole 11, a plurality of guide holes 13 have been seted up all around to 1 side in the frame main part, be provided with second tubular column 14 in the guide hole 13, be provided with piston 15 in the second tubular column 14. The strength of the solar cell is ensured through the integral frame body 1, the weight of the frame body 1 is reduced by arranging a cavity on the inner side of the frame body 1, the structural strength of the frame body 1 can be improved, the strength of the frame body 1 can be improved through the arrangement of the first pipe column 12 and the second pipe column 14 through fasteners such as pipe column mounting bolts or rivets, a sealed space is formed through the sealing plate 5, the frame body 1 and the laminated plate 3, the sealing liquid in the sealing cavity 7 can further seal the side face to be protected by the laminated plate 3, the pistons 15 in the second pipe columns 14 on two sides can slide relative to the second pipe columns 14 after the sealing liquid is heated and expanded, the pressure of the sealing liquid is released, the sealing liquid is prevented from propping open the sealing mechanism 2, the sealing liquid is injected into the sealing cavity 7 or led out through the individual second pipe columns 14, and the second pipe columns 14 are sealed by using sealing plugs, when the sealing assembly damages the sealing performance due to aging, transportation collision or other artificial reasons, the sealing liquid seeps out of the sealing cavity 7, the sealing liquid is adhered to the side edge of the laminated plate 3 due to certain viscosity, so that the side surface of the laminated plate 3 cannot be contacted with air at the first time, the sealing liquid is bright in color, after the sealing liquid in the sealing cavity 7 is led out, a maintainer can be reminded of damaging the sealing performance of the solar cell in time, the maintainer can take remedial measures in time to prevent the solar cell from being damaged due to poor sealing performance, meanwhile, the sealing plate 5 plays a certain supporting role, the laminated plate 3 with larger size is likely to be sunken due to the action of self gravity, the laminated plate 3 is supported by the supporting role of the sealing plate 5 to prevent the sunken laminated plate, and the sealing assembly is sealed by various sealing rings, only need with the installation of lamination board 3 and pass through the fastener fixed can, for traditional silica gel seal, the installation technology is comparatively simple, and is lower to the technical requirement of installation, the workman of being convenient for installs.

Referring to fig. 1, 2, 3 and 4, in an embodiment of the present invention, the sealing mechanism 2 includes a first sealing assembly 21 and a second sealing assembly 22, the first sealing assembly 21 is disposed on the frame body 1, the first sealing assembly 21 is used for ensuring the sealing performance between the laminate 3 and the frame body 1, the second sealing assembly 22 is disposed on the sealing plate 5, and the second sealing assembly 22 is used for ensuring the sealing performance between the sealing plate 5 and the laminate 3 and the frame body 1. The sealing mechanism 2 may also directly adopt silicone rubber instead of the first sealing component 21 and the second sealing component 22.

With reference to fig. 1 and fig. 2, in an embodiment of the present invention, the first sealing assembly 21 includes a sealing edge 211, the sealing edge 211 is disposed on an inner side of the frame body 1, a first sealing pad 212 is disposed at one end of the sealing edge 211, an elastic gasket 213 is disposed on the inner side of the frame body 1, a clamping groove is disposed at one end of the sealing edge 211 close to the frame body 1, the first sealing pad 212 is disposed in the clamping groove, the elastic gasket 213 is disposed at one side of the frame body 1 close to the sealing edge 211, and the elastic gasket 213 is engaged with a side surface of the laminate 3. The elastic gasket 213 allows the laminated plate 3 to expand under heat and plays a role of sealing when the laminated plate 3 expands under heat, the first sealing gasket 212 is prevented from failing when the laminated plate 3 expands, the first sealing gasket 212 is plugged in the clamping groove, and the first sealing gasket 212 realizes the sealing of the sealing edge 211 and the toughened glass surface of the laminated plate 3.

Referring to fig. 1, 2 and 3, in one embodiment of the present invention, the elastic washer 213 is provided with a plurality of strip-shaped air cushions 214 near one end of the laminated board 3, and the strip-shaped air cushions 214 are abutted against the side surfaces of the laminated board 3. Through the contact of the strip-shaped air cushion 214 on the inner side of the elastic gasket 213 and the edge of the laminated board 3, the strip-shaped air cushion 214 can be well attached to the edge of the laminated board 3, and the strip-shaped air cushion 214 has strong elasticity, so that when the laminated board 3 expands due to heating, the strip-shaped air cushion 214 can accommodate the extending amount of the laminated board 3 through deformation, and meanwhile, the sealing performance of the side face of the laminated board 3 can be continuously maintained when the sealing performance between the laminated board 3 and the first sealing gasket 212 cannot be maintained.

Referring to fig. 1 and 4, in an embodiment of the present invention, the sealing plate 5 includes a plate 51 and a support 52, the support 52 is disposed at one end of the plate 51 close to the frame body 1, and the plate 51 and the support 52 are used to form a sealed space with the frame body 1. The laminated board 3 is closed by the plate 51 and the support 52, fixed by the plate 51, and supported by the support 52.

Referring to fig. 1 and 4, in an embodiment of the present invention, a plurality of through holes 511 are formed on four sides of the plate 51, a first opening 512 is formed at one end of the plate 51, the position of the first opening 512 corresponds to the terminal box 4, and a flip 513 is disposed on the first opening 512. Through-hole 511 and tubular column cooperation bolt or rivet fixed, derive the cable of terminal box 4 through first opening 512, realize certain closure and guard action through flip 513, prevent that terminal box 4 from suffering the damage.

Referring to fig. 1 and 4, in an embodiment of the present invention, a second opening 521 is formed at one end of the supporting member 52, and the second opening 521 and the first opening 512 have the same size and the same position. The junction box 4 is accommodated through the second opening 521, the third gasket 222 outside the second opening 521 hermetically connects the support member 52 with the back plate of the laminate 3, and one end of the laminate 3 is pressed against by the support member 52, so that a certain support is provided, the strength of the solar cell is increased, and the upper limit of the number of stacked solar cells can be increased when the solar cells are stacked.

Referring to fig. 1 and 4, in an embodiment of the present invention, the second sealing assembly 22 includes a second sealing gasket 221 and a third sealing gasket 222, the second sealing gasket 221 is disposed inside the through hole 511 around the plate 51, the second sealing gasket 221 abuts against the frame body 1, the third sealing gasket 222 is disposed on the supporting member 52 around the second opening 521, and the third sealing gasket 222 abuts against the laminate 3 around the junction box 4. The sealability between the plate 51 and the frame body 1 is ensured by the second gasket 221, and the sealability between the laminate 3 and the support member 52 is ensured by the third gasket 222.

With reference to fig. 1 and 4, in an embodiment of the present invention, the connecting assembly 6 includes a jaw 61 and a latch 62, a plurality of latches 62 are disposed on a side of the inner side of the frame body 1 away from the sealing edge 211, a plurality of jaws 61 are disposed on a side surface of the supporting member 52, and the jaws 61 are engaged with the latches 62. The sealing plate 5 is mounted on the frame body 1 through the latch 62 arranged on the frame body 1 and the claw 61 arranged on the side surface of the support member 52, so that the primary fastening effect can be achieved, and the sealing plate can be further fixed through bolts or rivets.

The working principle of the invention is as follows: firstly, a first sealing gasket 212 is arranged in a clamping groove, a second sealing gasket 221 and a third sealing gasket 222 are arranged on a sealing plate 5, an elastic gasket 213 is arranged in a frame main body 1, a laminated board 3 with a terminal box 4 arranged therein is arranged in the frame main body 1, the elastic gasket 213 at the inner side of the frame main body 1 is contacted with the side surface of the laminated board 3, simultaneously, the toughened glass surface of the laminated board 3 is abutted against the first sealing gasket 212, the sealing plate 5 is arranged on the frame main body 1, a supporting piece 52 of the sealing plate 5 enters the frame main body 1, clamping claws 61 at the periphery of the supporting piece 52 are combined with clamping teeth 62 at the inner side of the frame main body 1, the sealing plate 5 is pressed into the frame main body 1, the clamping claws 61 of the supporting piece 52 sequentially slide over the clamping teeth 62, when the end surface of the supporting piece 52 is abutted against the laminated board 3, the third sealing gasket 222 at one end of the supporting piece 52 is abutted against the back plate of the laminated board 3, a certain pressure is applied to the laminated board 3 through the supporting member 52, the laminated board 3 is tightly combined with the first gasket 212, meanwhile, the second gasket 221 around the plate 51 is tightly abutted against the frame main body 1, the sealing plate 5, the frame main body 1 and the laminated board 3 form a sealed space through the first gasket 212, the second gasket 221 and the third gasket 222, the side surface of the laminated board 3 is protected, then the connecting hole 11 and the through hole 511 are connected by using a bolt or a rivet, the sealing plate 5 and the frame main body 1 are fixed, the junction box 4 is positioned in the first opening 512 and the second opening 521, and certain sealing is realized through the turnover cover 513, the sealing plate 5, the frame main body 1 and the laminated board 3 form a sealed space, the sealing liquid in the sealing cavity 7 can further seal the side surface of the laminated board 3 which needs to be protected, the pistons 15 in the second pipe columns 14 at two sides can slide relative to the second pipe columns 14 after the sealing liquid expands under heat, the pressure of the sealing liquid is released, the sealing liquid is prevented from opening the sealing mechanism 2, the sealing liquid is injected into the sealing cavity 7 or is led out of the sealing cavity 7 through the individual second pipe column 14, the second pipe column 14 is sealed by using a sealing plug, when the sealing assembly is damaged in sealing performance due to aging, transportation collision or other artificial reasons, the sealing liquid can seep out of the sealing cavity 7 and can be adhered to the side edge of the laminated board 3 due to certain viscosity, so that the side surface of the laminated board 3 cannot be contacted with air in the first time, in addition, the sealing liquid is bright in color, after the sealing liquid in the sealing cavity 7 is led out, a maintainer can be timely reminded that the sealing performance of the solar cell is damaged, the maintainer can timely take remedial measures to prevent the solar cell from being damaged due to poor sealing performance, when the solar cell assembly is used outdoors, the solar radiation causes the laminate 3 to expand, the amount of lateral expansion of the expanded laminate 3 is buffered by the elastic washer 213, and when the laminate 3 expands laterally, the elastic gasket 213 forms a sealing effect with the laminate 3, and in time the first sealing gasket 212 fails due to lateral displacement caused by expansion of the laminate 3, the sealing effect can still be achieved, and due to the action of the first gasket 212, the second gasket 221 and the third gasket 222, the laminate 3 is well protected, meanwhile, due to the action of the frame main body 1 and the sealing plate 5, compared with the existing aluminum alloy frame, the integral frame main body 1 and the sealing plate 5 support the back plate of the laminating plate 3, so that the solar cell has higher strength, the solar cell is convenient to install, the technical requirement on installation is low, the improvement on the overall sealing performance of the solar cell is high, and the strength of the solar cell is improved to a certain extent.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.