CN215892801U

CN215892801U - Riveting-free novel supporting frame for flat-plate solar collector

Info

Publication number: CN215892801U
Application number: CN202121867194.7U
Authority: CN
Inventors: 刘振
Original assignee: Shandong Zhenenghe Solar Energy Co ltd
Current assignee: Shandong Zhenenghe Solar Energy Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-02-22
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a novel riveting-free supporting frame for a flat-plate solar collector, which comprises a section bar body, wherein the middle part of the section bar body is provided with a side stop edge part, and the top edge and the bottom edge of the side stop edge part are respectively provided with an upper corner brace cavity and a lower corner brace cavity; the top edge of the upper corner brace cavity is provided with a panel supporting part, and a panel cover plate is arranged on the panel supporting part; the upper corner brace cavity and the lower corner brace cavity are both arranged on the outer side surface of the side edge part, an assembly platform part is arranged below the lower corner brace cavity, and a glue groove part is formed between the assembly platform part and the lower corner brace cavity; the bottom edge of the side part of the side rail is provided with a convex part, and an included angle a is formed between the convex part and the lower corner brace cavity; and a positioning clamp is arranged between the included angle a and the assembly platform part. The utility model saves considerable raw material cost, and obviously improves the market competitiveness of the product. The structure is optimized, the side baffle plate part moves inwards, so that the supporting points are closed, and the supporting strength is high. The phenomenon of glue overflow adhesion can not occur, and the product looks good. The reduction of raw materials leads to the reduction of the dead weight of the product and the increase of the transportation volume.

Description

Riveting-free novel supporting frame for flat-plate solar collector

Technical Field

The utility model belongs to the technical field of flat-plate solar collectors, and particularly relates to a novel riveting-free supporting frame for a flat-plate solar collector.

Background

The flat-plate solar collector is mainly used for fixing a heat collecting pipe, and a medium in the heat collecting pipe absorbs solar energy, is heated and then enters a water storage tank to be kept for standby. The heat collector consists of a supporting frame, and the top surface and the bottom surface of the supporting frame are respectively buckled with a glass cover plate and a sealing bottom plate. The connection between the frame of the heat collector and the sealing bottom plate in the prior art is not firm, the heat collector can not be completely sealed, the phenomenon of water mist or even water vapor can often appear, the water mist phenomenon can disappear through direct solar radiation, but the water vapor phenomenon is caused by the entering of external water vapor and can not be discharged. This department's interior shutoff mould for solar panel who independently develops, patent number is 202023100977.0, has excellent sealed effect to the interior concatenation angle department of heat collector frame. However, the problem of sealing connection between the frame and the sealing bottom plate of the heat collector cannot be thoroughly solved.

In order to solve the problem, the contact area between the sealing bottom plate and the supporting frame is enlarged by increasing the width of the bottom edge of the supporting frame and the size of the pressing opening, and the sealing effect can be improved by increasing the glue coating amount in the pressing opening. However, the sealing effect is improved by increasing the material of the section bars, but the production cost is obviously increased, and the cost of each heat collector supporting frame is increased by at least 15 yuan.

In addition, the traditional press machine is needed to be used for riveting the joint after the supporting frame is butted with the sealing bottom plate, the position of the joint needs to be inwards protruded out of the top edge of the supporting frame to enable the press machine to smoothly press down, so that the material cost is increased, the process is complicated, and the cost is only increased but not reduced. The glue overflow phenomenon can be caused in the pressing process of the press, and the glue overflowing when the heat preservation cotton is placed and the manual operation is carried out is easy to adhere to other parts to pollute the product.

And the mode of increasing materials can improve sealed effect, but can improve the dead weight of product, and the heat collector just can reach the biggest bearing only to stack 25 layers at most in the transportation, and too much will crush the heat collector, and it is damaged to jolt also more easily in the transportation, and bicycle traffic is few, fragile, with high costs, must not repay.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems in the prior art, and provides a novel riveting-free supporting frame for a flat-plate solar collector, so as to overcome the defects in the prior art.

In order to achieve the purpose, the novel riveting-free supporting frame for the flat-plate solar collector comprises a section bar body, wherein the middle part of the section bar body is provided with a side rail edge part, and the top edge and the bottom edge of the side rail edge part are respectively provided with an upper corner connector cavity and a lower corner connector cavity; the top edge of the upper corner brace cavity is provided with a panel supporting part for placing a glass panel, and the panel supporting part is provided with a panel cover plate which is buckled with the panel supporting part for limiting;

the key points are as follows: the corner brace upper cavity and the corner brace lower cavity are both arranged on the outer side surface of the side edge part, an assembly platform part for mounting a sealing bottom plate is arranged below the corner brace lower cavity, and a glue groove part is formed between the assembly platform part and the corner brace lower cavity;

the bottom edge of the side rail edge part is provided with a protruding part extending towards the direction of the glue groove part, and an included angle a is formed between the protruding part and the lower corner brace cavity;

contained angle a with be equipped with the locator card between the assembly platform portion, the top of locator card with contained angle a interconnect, the bottom of locator card is pressed sealing bottom plate on the assembly platform portion.

Furthermore, the middle part of the assembly platform part and the side edge part correspond to each other up and down.

In order to improve the supporting strength, ribs arranged along the length direction or/and the width direction of the side edge part are arranged on the side edge part.

In order to facilitate clamping and positioning, the cross section of the positioning card is of a right-angle structure.

In order to improve the supporting strength, the cross section of the lower corner brace cavity is of a trapezoidal structure.

For the convenience of limiting, the included angle a is an acute angle.

The utility model has reasonable structural design and low cost, and has the beneficial effects that:

firstly, considerable raw material cost is saved, and the market competitiveness of the product is obviously improved.

Secondly, the structure is optimized, the side baffle plate part moves inwards, so that the supporting points are close, and the supporting strength is high.

Thirdly, the phenomenon of glue overflow adhesion can not occur, and the product looks good.

Fourthly, the dead weight of the product is reduced due to the reduction of raw materials, and the transportation capacity is increased.

Drawings

FIG. 1 is a schematic end view of the structure of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a schematic structural diagram of the end face of a heat collector frame in the prior art.

In the figure, 1-side edge part 2-corner connector upper cavity 3-panel cover plate 4-panel supporting part 5-corner connector lower cavity 6-assembly platform part 7-sealing bottom plate 8-glue groove part 9-projection part 10-included angle a 11-positioning clamp.

Detailed Description

For a more clear description of the utility model, reference will now be made briefly to embodiments, which are illustrated in the accompanying drawings, and it will be apparent to those skilled in the art that the drawings described below are merely exemplary of the utility model, from which other drawings may be derived without inventive step.

Example one

Referring to fig. 1 and 2, the novel riveting-free supporting frame for a flat-plate solar collector comprises a section bar body, wherein a side edge part 1 is arranged in the middle of the section bar body, and an upper corner brace cavity 2 and a lower corner brace cavity 5 are respectively arranged on the top edge and the bottom edge of the side edge part 1; the top edge of the upper corner brace cavity 2 is provided with a panel supporting part 4 for placing a glass panel, and the panel supporting part 4 is provided with a panel cover plate 3 which is buckled with the panel supporting part for limiting;

the corner brace upper cavity 2 and the corner brace lower cavity 5 are both arranged on the outer side surface of the side edge part 1, an assembly platform part 6 for installing a sealing bottom plate 7 is arranged below the corner brace lower cavity 5, and a glue groove part 8 is formed between the assembly platform part 6 and the corner brace lower cavity 5; the glue groove part is used for accommodating glue solution, and the sealing bottom plate is arranged in the glue groove part to realize connection with the assembly platform part;

the bottom edge of the side edge part 1 is provided with a protruding part 9 extending towards the direction of the glue groove part 8, and an included angle a10 is formed between the protruding part 9 and the corner joint lower cavity 5;

contained angle a10 with be equipped with locator card 11 between the assembly platform portion 6, locator card 11 the top with contained angle a10 interconnect, sealed bottom plate 7 is pressed to the bottom of locator card 11 on the assembly platform portion 6. The positioning card is used for firmly pressing the sealing bottom plate to enable the sealing bottom plate to be tightly attached to the assembly platform part, and the positioning card can be detached after the glue solution is dried and can be used for continuously clamping the sealing bottom plate.

Example two

Referring to fig. 1, the middle portion of the mounting platform portion 6 and the side rail portion 1 correspond to each other up and down.

The structure can increase the bonding area between the sealing bottom plate and the sealing bottom plate, and glue is not easy to be opened and enter. Moreover, the most important thing is that even if there is a small amount of glue overflow, there is the innermost side of glue groove portion, namely outside one side with the side rail portion as the line of symmetry, and the heat preservation cotton can not touch the adhesion, and workman's hand is also difficult to touch. Moreover, a small amount of glue overflow can bond the two surfaces of the sealing bottom plate, so that the bonding firmness is improved.

Referring to fig. 1, the side rail portion 1 is provided with ribs arranged along the length direction or/and the width direction thereof.

The rib of this structure can be for the suppression form, can improve whole support intensity under the prerequisite that does not increase the materials.

Referring to fig. 1, the cross section of the locator card 11 is a right-angle structure.

The structure is convenient to process and can play a role in pressing the sealing bottom plate.

Referring to fig. 1, the cross section of the corner brace lower cavity 5 is in a trapezoidal structure.

Compared with the traditional rectangular structure, the structure has higher supporting strength and prevents the direct splicing of the frame from slotting and water inlet.

Referring to fig. 1 and 2, the included angle a10 is an acute angle.

This structure can be effectual carry on spacingly with the top of locator card for the locator card is lasting stable pushes down sealing bottom plate.

Referring to fig. 3, the support frame of traditional riveting formula is easily glued and is intake, and the laminating area is little mainly, and the riveting is the point connection, and the closely knit difficult split of riveting department laminating is glued, but other positions can be out of shape easily and cause the damage.

The utility model enlarges the contact surface between the sealing bottom plate and the supporting frame, so that the bonding area of the sealing bottom plate is multiplied, the structure is optimized, the position of the side rail edge part is close to the middle part of the heat collector, namely, the upper corner brace cavity and the lower corner brace cavity are both arranged on the outer side surface of the side rail edge part, so that the side rail edge parts on the periphery of the heat collector are close to the center, although the size of the position change is not large, the four side rail edge parts are close to each other simultaneously, so that the supporting point is displaced inwards, and the supporting strength is improved.

The lower corner brace cavity is of a trapezoidal structure, the supporting strength is higher than that of a traditional rectangular structure, and the right-angle splicing part of the frame is not easy to deform and crack. The positioning card is a simple right-angle structure, can be simply processed by utilizing waste materials, and has the main function of pressing the sealing bottom plate. In actual operation, 2-3 positioning cards are assembled on each side frame. The positioning card is not affected whether the positioning card is detached after the glue solution is dried or not, and compared with the traditional 15-20 riveting points on the single-side frame, the positioning card has the advantages of fast operation, firm clamping, good effect and cost saving by using a positioning card supporting and fixing mode.

In addition, the thickness of the side rail edge part can be reduced by 1-2mm, and the integral strength is not influenced. Meanwhile, the traditional material for riveting and pressing the opening is saved, and the extended material for the section bar convenient to press is used, so that the raw material cost of the frame of the heat collector is reduced by about 20 yuan/piece, compared with the traditional product, each frame of the heat collector can save raw material cost by at least 35 yuan, the pressing cost for riveting and the labor cost for saving process operation are not taken into account, the integral structure and the supporting strength are not influenced, and the competitiveness of the product and the benefit of an enterprise are greatly improved.

Meanwhile, the dead weight of the product is reduced due to the reduction of the material consumption, the height of about 30 layers can be overlapped in the transportation link, and the transportation amount of the bicycle is also increased. The supporting strength is improved, and the transportation process is not easy to damage.

Secondly, the structure is optimized, the side edge part moves inwards, so that the supporting points are closed, and the supporting strength is high.

Compared with the traditional product, the utility model not only has optimized structure and improved strength, but also has obviously reduced raw material cost and obvious economic benefit.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The novel riveting-free supporting frame for the flat-plate solar collector comprises a section bar body, wherein a side stop edge part (1) is arranged in the middle of the section bar body, and an upper corner brace cavity (2) and a lower corner brace cavity (5) are respectively arranged on the top edge and the bottom edge of the side stop edge part (1); the top edge of the upper corner brace cavity (2) is provided with a panel supporting part (4) for placing a glass panel, and the panel supporting part (4) is provided with a panel cover plate (3) which is buckled with the panel supporting part for limiting;

the method is characterized in that: the corner brace upper cavity (2) and the corner brace lower cavity (5) are both arranged on the outer side surface of the side stop edge part (1), an assembly platform part (6) used for installing a sealing bottom plate (7) is arranged below the corner brace lower cavity (5), and a glue groove part (8) is formed between the assembly platform part (6) and the corner brace lower cavity (5);

the bottom edge of the side edge part (1) is provided with a protruding part (9) extending towards the glue groove part (8), and an included angle a (10) is formed between the protruding part (9) and the corner brace lower cavity (5);

contained angle a (10) with be equipped with locator card (11) between assembly platform portion (6), the top of locator card (11) with contained angle a (10) interconnect, the bottom of locator card (11) is pressed sealing bottom plate (7) on assembly platform portion (6).

2. The novel riveting-free supporting frame for the flat-plate solar collector as claimed in claim 1, wherein: the middle part of the assembly platform part (6) corresponds to the side edge part (1) up and down.

3. The novel riveting-free supporting frame for the flat-plate solar collector as claimed in claim 2, wherein: the side edge parts (1) are provided with ribs arranged along the length direction or/and the width direction.

4. The novel riveting-free supporting frame for the flat-plate solar collector as claimed in claim 1, wherein: the cross section of the positioning card (11) is of a right-angle structure.

5. The novel riveting-free supporting frame for the flat-plate solar collector as claimed in claim 1, wherein: the cross section of the corner brace lower cavity (5) is of a trapezoidal structure.

6. The novel riveting-free supporting frame for the flat-plate solar collector as claimed in claim 1, wherein: the included angle a (10) is an acute angle.