CN210958258U - Photovoltaic frame and photovoltaic module - Google Patents

Abstract

The utility model discloses a photovoltaic frame, which comprises a rectangular frame body, wherein the frame body comprises a pair of long frames, a pair of short frames and four corner connectors, the long frames are connected with the short frames through the corner connectors, the cross sections of the long frames and the short frames are the same, each long frame and the short frames respectively comprise a rectangular cavity and a C-shaped clamping groove positioned at the top of the cavity, the bottom opening of the clamping groove is arranged to be an arc part, and the inner side wall of the top of the clamping groove is provided with an adhesive overflow groove; the outer side surface of the long frame and/or the short frame is provided with a mounting groove, a handle device is mounted in the mounting groove and comprises a mounting seat and a handle pivoted with the mounting seat, the photovoltaic frame avoids the loss of the power of the photovoltaic assembly and reduces the risk of hot spot effect, and the handle device is mounted on the outer side surface of the long frame and/or the short frame to meet the requirement of carrying the photovoltaic assembly. The utility model also provides a photovoltaic module has above-mentioned beneficial effect.

Description

Photovoltaic frame and photovoltaic module

Technical Field

The utility model relates to a photovoltaic frame and subassembly thereof especially relate to a photovoltaic frame and photovoltaic module, belong to photovoltaic cell technical field.

Background

With the exploitation and research of energy sources, solar energy is one of new energy sources widely used by people nowadays, and has slowly permeated into our daily life. The photovoltaic power generation is a power generation mode for directly converting solar energy into electric energy, and renewable sunlight is utilized, and the power generation process cannot cause environmental pollution, so that the photovoltaic power generation is an environment-friendly energy production mode, and the photovoltaic power generation has been widely concerned and developed into a new industry by countries in the world.

With the continuous development of the photovoltaic industry of solar cells, the market has higher and higher requirements on the power of a photovoltaic module, and how to improve the power generation capacity of the photovoltaic module and reduce the cost of the photovoltaic module is a technical problem which is always concerned by research and development personnel, so that many research and development personnel adjust the material of the photovoltaic module to improve the power generation capacity of the photovoltaic module and reduce the cost of the photovoltaic module. With the advent of double-sided photovoltaic cells, solar energy can also be utilized to generate electricity on the back of a photovoltaic module, so that the electricity generation amount of the photovoltaic module is greatly improved, and the technical cost is reduced. However, the bottom surface of the existing frame for the double-sided photovoltaic cell module is provided with an extending edge towards the module direction, for the module with the structure, the extending edge of the frame can shield the back of the battery around the module from light, the small shielding can cause the loss of the power of the photovoltaic module, and the hot spot effect can occur in the serious case, so that the battery is locally burnt to form a dark spot, welding spots are melted, grid lines are destroyed, the packaging material is aged and other permanent damages, and even the whole photovoltaic module is scrapped or a serious fire disaster is caused, according to the foreign authority statistics, the hot spot effect at least reduces the actual service life of the photovoltaic cell module by 10%.

To above-mentioned problem, through adjustment subassembly size all around to avoid sheltering from to the battery piece, but all adopt to grab when conventional frame subassembly carries and extend the limit and carry, and the photovoltaic module of the frame that does not have the limit of extending is difficult for snatching the transport. Therefore, a photovoltaic frame suitable for a double-sided photovoltaic cell is urgently needed at present.

SUMMERY OF THE UTILITY MODEL

The utility model discloses mainly be to the problem that current two-sided photovoltaic module power loss is big, easily take place hot spot effect, be difficult for the transport, provide a photovoltaic frame and photovoltaic module, this photovoltaic frame has changed the structure of traditional frame for photovoltaic module, through using the design of no extension limit, avoid the loss of photovoltaic module power, and reduced the risk of hot spot effect, at the hidden handle of the lateral surface installation of long frame and/or short frame in addition, satisfy the demand of photovoltaic module transport.

The purpose of the utility model is mainly realized by the following scheme:

a photovoltaic frame comprises a rectangular frame body, wherein the frame body comprises a pair of long frames, a pair of short frames and four corner connectors, the long frames are connected with the short frames through the corner connectors, the cross sections of the long frames and the short frames are the same, each long frame and each short frame respectively comprise a rectangular cavity and a C-shaped clamping groove located at the top of the rectangular cavity, an opening at the bottom of each clamping groove is provided with an arc part, and the inner side wall of the top of each clamping groove is provided with an adhesive overflow groove; the outer side surface of the long frame and/or the short frame is provided with a mounting groove, a handle device is mounted in the mounting groove and comprises a mounting seat and a handle pivoted with the mounting seat, and the mounting seat is embedded in the mounting groove and fixed with the long frame and/or the short frame.

By adopting the technical scheme, the structure of the traditional frame for the photovoltaic module is changed, and the design without the extending edge is adopted, so that the power loss of the photovoltaic module is avoided, and the risk of hot spot effect is reduced; the handle device is installed to the lateral surface of long frame and/or short frame, makes things convenient for the transport of no extension limit photovoltaic module, and the handle can be hidden in the die cavity of long frame and/or short frame, and the appearance is pleasing to the eye, convenient and practical.

Preferably, the width of the upper wall of the clamping groove is not more than the width of the upper wall of the cavity and is not less than half of the width of the upper wall of the cavity.

By adopting the technical scheme, the width of the upper wall of the clamping groove is not larger than that of the upper wall of the cavity, so that the cavity has a certain width and higher loading capacity; the width of the upper wall of the clamping groove is not less than half of the width of the upper wall of the cavity, so that the cavity can not shield the back of the double-sided photovoltaic cell, and the loss of power of the photovoltaic module is avoided.

Preferably, the front end of the upper wall of the clamping groove inclines towards one side of the cavity, the front end of the upper wall of the clamping groove is provided with an arc-shaped projection, and the inner side of the lower wall of the clamping groove is provided with a lower groove.

By adopting the technical scheme, the lug can play a role in clamping and fixing, and the glue is prevented from flowing out of the upper part of the battery plate; glue flows to the low groove from the draw-in groove, can increase the area of contact of glue and panel, promotes the fastness.

Preferably, the inner wall of the cavity is provided with a reinforcing rib.

Through adopting above-mentioned technical scheme, the strengthening rib has strengthened the mechanical strength of photovoltaic frame.

Preferably, the outer side surfaces of the long frame and the short frame are both provided with anti-skidding grooves.

Through adopting above-mentioned technical scheme, the design convenience in antiskid groove places photovoltaic module on the support steadily, and it is very convenient to install and dismantle, and the antiskid groove can alleviate the weight of photovoltaic frame in addition, practices thrift the cost.

Preferably, the connection end surfaces of the long frame and the short frame are both inclined surfaces with 45-degree inclined edge cutting; the angle sign indicating number is the L type, and the inside and outside side of angle sign indicating number all is equipped with cockscomb structure insection, and in the die cavity of long frame was inserted to the one end of angle sign indicating number, the other end inserted the die cavity of short frame, die cavity and angle sign indicating number interference fit.

By adopting the technical scheme, the connecting end surfaces of the long frame and the short frame are both inclined surfaces with 45-degree inclined edge cutting, so that the complete lamination of the end surfaces of the long frame and the short frame is ensured; the inner side and the outer side of the corner brace are provided with the sawtooth-shaped insection, so that the pulling-out force of the corner brace and the long frame and the short frame can be effectively increased, and the performance requirement of the photovoltaic module can be ensured; the die cavity is in interference fit with the corner connectors, so that the quality problem caused by the complicated processing steps of other matching modes is avoided, and the processing difficulty is reduced.

Preferably, the middle of the mounting seat is of a hollow structure, a fixing piece extends out of the mounting seat along the length direction, a threaded hole is formed in the fixing piece, and the mounting seat is fixedly connected with the long frame and/or the short frame through screws.

By adopting the technical scheme, the middle of the mounting seat is of a hollow structure to form a rotating cavity, so that the handle can be conveniently screwed out and hidden; the mounting seat is fixedly connected with the long frame and/or the short frame through screws, so that the handle device is convenient to detach and mount.

Preferably, the two ends of the handle are fixed on the rotating block, the mounting seat is pivoted with the rotating block through a rotating shaft, an iron block extends out of one end of the rotating block, and magnetic stop blocks extend out of the left side and the right side of the inner wall of the mounting seat towards the middle.

By adopting the technical scheme, the rotating block is convenient for the handle to be screwed in or out from the mounting seat, thereby being beneficial to the use of a user; the rotary block is attached to the mounting seat through magnetic force, and the rotary block is convenient and practical.

Preferably, the handle is semi-circular, semi-elliptical or rectangular in shape.

Through adopting above-mentioned technical scheme, design the handle of different shapes according to actual need, the user of being convenient for grips the use.

A photovoltaic module comprises the photovoltaic frame and a double-sided photovoltaic cell fixedly installed in the clamping groove through glue.

Through adopting above-mentioned technical scheme, this photovoltaic module has avoided the loss of power, has reduced the risk of hot spot effect, has made things convenient for the demand of transport.

Therefore, the utility model discloses possess following advantage:

(1) the utility model has reasonable structure design and convenient use and operation, and the opening part at the bottom of the clamping groove is designed into an arc part, thereby greatly reducing the difficulty of installing the cell panel in the clamping groove and reducing the labor intensity of operators;

(2) the utility model has strong loading capacity and less power loss, the width of the upper wall of the clamping groove is not more than that of the upper wall of the cavity, so that the cavity has certain width and higher loading capacity, and the width of the upper wall of the clamping groove is not less than half of the width of the upper wall of the cavity, thereby ensuring that the cavity can not shield the back of the double-sided photovoltaic cell and avoiding the power loss of the photovoltaic module;

(3) the utility model has good compactness and firm installation, the arc-shaped lug is in close contact with the battery block, the overflow of the colloid can be effectively prevented, meanwhile, the lower groove can increase the contact area between the colloid and the battery panel, the firmness is favorably increased, the overflow colloid does not need to be cleaned manually, the labor and the working hours are saved, and meanwhile, the durability of the product after installation is enhanced;

(4) the utility model has reliable installation and difficult looseness, the inner side and the outer side of the corner brace are both provided with the sawtooth-shaped insection, and the cavity is in interference fit with the corner brace, so that the pulling-out force of the corner brace and the long frame and the short frame can be effectively increased, and the performance requirement of the photovoltaic module can be ensured;

(5) the utility model has the advantages that the carrying is convenient, the appearance is beautiful, the handle device is arranged on the outer side surface of the long frame and/or the short frame, the carrying of the photovoltaic module is convenient, and the handle of the handle device can be screwed into the cavity of the long frame and/or the short frame when not in use, thereby ensuring the smooth and beautiful appearance of the long frame and/or the short frame;

(6) the utility model discloses simple structure, the preparation of being convenient for has avoided the loss of power, has reduced the risk of hot spot effect, has still satisfied the demand of transport, has good maneuverability and practicality, is suitable for popularization and application.

Drawings

Fig. 1 is a schematic structural diagram of a long frame or a short frame of the present invention;

FIG. 2 is a schematic cross-sectional view of a long or short frame of the present invention;

fig. 3 is a schematic view of the handle device of the present invention;

fig. 4 is a schematic structural view of the handle device of the present invention mounted on the short frame;

fig. 5 is a schematic structural view of the corner connector of the present invention;

FIG. 6 is a schematic view of the connection between the corner connectors and the long and short frames of the present invention;

fig. 7 is an exploded view of the photovoltaic module of the present invention.

Illustration of the drawings: 1-frame body, 2-long frame, 3-short frame, 4-corner connector, 5-cavity, 6-clamping groove, 7-arc part, 8-glue overflow groove, 9-mounting groove, 10-mounting seat, 11-handle, 12-lug, 13-lower groove, 14-reinforcing rib, 15-antiskid groove, 16-insection, 17-fixing piece, 18-threaded hole, 19-rotating block, 20-rotating shaft, 21-iron block, 22-magnetic block and 23-double-sided photovoltaic cell.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

As shown in fig. 1 and 7, the utility model provides a technical scheme, a photovoltaic frame and photovoltaic module comprises rectangle frame body 1 and the two-sided photovoltaic cell 23 through colloid fixed mounting in frame body 1, and frame body 1 includes a pair of long frame 2, a pair of short frame 3 and four angle sign indicating numbers 4 of being made by aluminium alloy material, through 4 fixed connection of angle sign indicating numbers between long frame 2 and the short frame 3.

As shown in fig. 2, the cross sections of the long frames 2 and the short frames 3 are the same, each of the long frames 2 and the short frames 3 respectively includes a rectangular cavity 5 and a C-shaped slot 6 located at the top of the cavity 5, in order to enhance the mechanical strength of the photovoltaic frame, reinforcing ribs 14 are provided at four corners of the cavity 5 in this embodiment, the width of the upper wall of the slot 6 is not greater than the width of the upper wall of the cavity 5, so that the cavity 5 has a certain width and higher load-carrying capacity, the width of the upper wall of the slot 6 is not less than half of the width of the upper wall of the cavity 5, so that the cavity 5 can not block the back of the double-sided photovoltaic cell 23, and the power loss; the bottom opening of the clamping groove 6 is provided with an arc part 7 which can be used as a guide plate, the difficulty of installing the double-sided photovoltaic cell 23 into the clamping groove 6 is greatly reduced, the inner side wall of the top of the clamping groove 6 is provided with a glue overflow groove 8, the front end of the upper wall of the clamping groove 6 inclines to one side of the cavity 5, the front end of the upper wall of the clamping groove 6 is provided with an arc-shaped lug 12, the inner side of the lower wall of the clamping groove 6 is provided with a lower groove 13, the lug 12 is tightly contacted with the double-sided photovoltaic cell 23, the overflow of glue can be effectively prevented, meanwhile, the contact area between the glue and the double-sided photovoltaic cell 23 can be increased by the lower groove 13, the firmness is increased, the overflow glue does not need to be cleaned manually, the labor and the working hours are saved, meanwhile, the durability of the product after installation is also enhanced, in order to stably place the photovoltaic module on a bracket, in addition, the anti-skid grooves 15 can also reduce the weight of the photovoltaic frame, and the cost is saved.

As shown in figure 3 of the drawings, 4, two mounting grooves 9 are formed in the outer side surface of the short frame 3, a handle device is mounted in each mounting groove 9 and comprises a mounting seat 10 and a semicircular handle 11, two ends of each handle 11 are fixed on a rotating block 19, the middle of each mounting seat 10 is of a hollow structure to form a rotating cavity, the mounting seats 10 are pivoted with the rotating blocks 19 through rotating shafts 20, the lengths of the mounting seats 10 and the lengths of the mounting grooves 9 are consistent, the mounting seats 10 are embedded in the mounting grooves 9 and fixed with the short frame 3, fixing pieces 17 extend out of two ends of each mounting seat 10 along the length direction, threaded holes 18 are formed in the fixing pieces 17, corresponding threaded holes are formed in the short frames 3, the mounting seats 10 and the short frames 3 are fixedly connected through screws, an iron block 21 extends out of one end of each rotating block 19, magnetic stop blocks 22 extend out of the left side and the right side of the inner wall of each mounting seat 10 towards the middle, and the iron blocks 21 can attract the magnetic stop blocks; when handle 11 is located outside short frame 3, iron plate 21 and one of them magnetism dog 22 match each other, play spacing effect to rotating block 19, when handle 11 is located the die cavity 5 of short frame 3, iron plate 21 and one of them other magnetism dog 22 match each other, the same plays spacing effect to rotating block 19, and when handle 11 is hidden in die cavity 5, the back of rotating block 19 is located the coplanar with the outside of mount pad, guaranteed the level and smooth of short frame 3 surface, pleasing to the eye, generous.

As shown in fig. 5 and 6, the connection end surfaces of the long frame 2 and the short frame 3 are both inclined surfaces with 45-degree inclined edge cutting, so that the complete attachment of the end surfaces of the long frame 2 and the short frame 3 is ensured; the corner connector 4 is L-shaped, a cavity is arranged in the corner connector 4, and the inner side and the outer side of the corner connector 4 are provided with the sawtooth-shaped insections 16, so that the pulling-out force of the corner connector 4 and the long frame 2 and the short frame 3 can be effectively increased, and the performance requirement of the photovoltaic module can be ensured; in the one end of angle sign indicating number 4 inserted the die cavity 5 of long frame 2, in the other end inserted the die cavity 5 of short frame 3, the quality problems that the loaded down with trivial details processing step of other modes of cooperation brought have been stopped to die cavity 5 and angle sign indicating number 4 interference fit, have reduced the processing degree of difficulty simultaneously.

In the embodiment, the width of the upper wall of the clamping groove 6 is 5-11cm, the heights of the long frame 2 and the short frame 3 are 20-36cm, the widths of the long frame 2 and the short frame 3 are 5-22cm, the height of the cavity 5 is 12-28cm, the width of the cavity 5 is 4-20cm, and the distance between the bottom end of the bump 12 and the top end of the cavity 5 is 3-6 cm.

It should be understood that this example is for illustrative purposes only and is not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

Claims (10)

1. The utility model provides a photovoltaic frame, includes rectangle frame body (1), frame body (1) includes a pair of long frame (2), a pair of short frame (3) and four angle sign indicating numbers (4), long frame (2) with between the short frame (3) through angle sign indicating number (4) are connected its characterized in that: the cross sections of the long frames (2) and the short frames (3) are the same, each long frame (2) and each short frame (3) respectively comprise a rectangular cavity (5) and a C-shaped clamping groove (6) positioned at the top of the cavity (5), an opening at the bottom of each clamping groove (6) is provided with an arc part (7), and the inner side wall of the top of each clamping groove (6) is provided with a glue overflow groove (8); the utility model discloses a long frame, including mounting groove (9), handle device, installation seat (10), mounting groove (9), handle device, installation seat (10) and with handle (11) of mounting seat (10) pin joint, mounting seat (10) embedded in mounting groove (9) and with long frame (2) and/or short frame (3) are fixed, the lateral surface of long frame (2) and/or short frame (3) is opened there is mounting groove (9), install the handle device in mounting groove (9), the handle device include mount pad (10) and with handle (11) of mount pad (10) pin.

2. The photovoltaic border of claim 1, wherein: the width of the upper wall of the clamping groove (6) is not more than that of the upper wall of the cavity (5) and is not less than half of the width of the upper wall of the cavity (5).

3. The photovoltaic border of claim 2, wherein: the front end of the upper wall of the clamping groove (6) inclines towards one side of the cavity (5), the front end of the upper wall of the clamping groove (6) is provided with an arc-shaped convex block (12), and the inner side of the lower wall of the clamping groove (6) is provided with a lower groove (13).

4. The photovoltaic border of claim 3, wherein: and reinforcing ribs (14) are arranged on the inner wall of the cavity (5).

5. The photovoltaic border of claim 1, wherein: and anti-skidding grooves (15) are formed in the outer side surfaces of the long frame (2) and the short frame (3).

6. The photovoltaic border of claim 5, wherein: the connecting end surfaces of the long frame (2) and the short frame (3) are both inclined surfaces with 45-degree inclined edge cutting; the angle sign indicating number (4) are L type, and the inside and outside side of angle sign indicating number (4) all is equipped with cockscomb structure insection (16), and the one end of angle sign indicating number (4) inserts in die cavity (5) of long frame (2), and the other end inserts in die cavity (5) of short frame (3), die cavity (5) and angle sign indicating number (4) interference fit.

7. The photovoltaic border of claim 1, wherein: the middle of the mounting seat (10) is of a hollow structure, a fixing piece (17) extends out of the mounting seat (10) along the length direction, a threaded hole (18) is formed in the fixing piece (17), and the mounting seat (10) is fixedly connected with the long frame (2) and/or the short frame (3) through screws.

8. The photovoltaic border of claim 7, wherein: the two ends of the handle (11) are fixed on the rotating block (19), the mounting seat (10) and the rotating block (19) are pivoted through a rotating shaft (20), an iron block (21) extends out of one end of the rotating block (19), and magnetic stop blocks (22) extend out of the left side and the right side of the inner wall of the mounting seat (10) towards the middle.

9. The photovoltaic border of claim 8, wherein: the handle (11) is semicircular, semi-elliptical or rectangular.

10. A photovoltaic module, characterized by: the photovoltaic assembly comprises the photovoltaic frame as claimed in any one of claims 1 to 9, and double-sided photovoltaic cells (23) fixedly mounted in the clamping grooves (6) through glue.

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