CN217037117U - Frame structure - Google Patents

Abstract

The application discloses frame structure, frame structure includes: the frame comprises a top surface, a side surface, a bottom surface and a grounding connection surface which are connected in sequence, wherein the top surface and the bottom surface are positioned at the same side of the side surface and respectively form an included angle with the side surface, the grounding connection surface and the bottom surface form an included angle and extend towards the top surface, and a grounding hole is formed in the grounding connection surface; and a grounding assembly connected with the grounding hole. The application provides a frame structure can set up the ground connection hole at the ground connection face to set up the ground connection subassembly through connecting in ground connection hole department, in order to accomplish the ground connection operation, and, based on the ground connection face and the bottom surface of frame, this has solved the bottom surface and has narrowed the back and lead to not having enough area to set up the defect in ground connection hole.

Description

Frame structure

Technical Field

The application relates to the field of photovoltaic module structures, in particular to a frame structure.

Background

Nowadays, photovoltaic module's mounting means is various, and the fixed bolster, the support of following spot, fast-assembling support etc. and the installation environment is also diversified, and ground, hillside, surface of water, roof, wall etc. make things convenient for photovoltaic module ground connection installation in order to improve photovoltaic module's installation effectiveness, and photovoltaic module's frame is structural to be equipped with the earthing hole, and the earthing hole passes through earthing component and is connected with ground.

Referring to fig. 2 and 3, the frame structure includes a top surface a, a side surface b and a bottom surface c which are connected in sequence, the top surface a and the bottom surface c are respectively located on the front surface and the back surface of the photovoltaic panel, and the bottom surface c is provided with a grounding hole. Fig. 2 and fig. 3 correspond the cross sectional shape of the frame that is single glass assembly and dual glass assembly respectively, and dual glass assembly increases the back generated energy in order to reduce sheltering from of frame to the back light of photovoltaic board, has cut down the width of bottom surface c, but to dual glass assembly's ground hole, back is cut down to bottom surface c, because bottom surface c narrows down, the area is not enough to set up the ground hole on its upside, is unfavorable for the demand of frame structure ground connection installation.

SUMMERY OF THE UTILITY MODEL

The present application is directed to overcome the above-mentioned drawbacks of the prior art, and to provide a bezel structure to overcome the drawback that a ground hole is not provided in a sufficient area due to the narrowing of the bottom surface c.

In order to achieve the above purpose, the present application provides the following technical solutions:

a bezel structure, said bezel structure comprising: the frame comprises a top surface, a side surface, a bottom surface and a grounding connection surface which are connected in sequence, wherein the top surface and the bottom surface are both positioned on the same side of the side surface and respectively form an included angle with the side surface, the grounding connection surface forms an included angle with the bottom surface and extends towards the top surface, and the grounding connection surface is provided with a grounding hole; and a grounding assembly connected with the grounding hole.

Optionally, the ground subassembly includes joint bolt, ground connection wire loop and nut, the joint bolt includes the screw rod and sets up at the screw rod head and be used for the spacing locating part of screw rod, the ground connection wire loop cover is established on the screw rod, nut threaded connection just will the ground connection wire loop locking is in ground connection face with between the nut.

Optionally, the ground connection hole sets up to waist shape hole, the length of locating part is greater than the length of ground connection hole, the width of locating part is less than or equal to the width of ground connection hole, the locating part wears to locate gliding extremely behind the ground connection hole the rotatory messenger in ground connection hole bottom the locating part with ground connection face offsets.

Optionally, the ground hole includes the confession the locating part get into the district of stepping down, with the spacing district that the district intercommunication set up of stepping down, the maximum width in the district of stepping down is greater than the maximum width in spacing district, just the maximum width in the district of stepping down is greater than or equal to the maximum width of locating part, the maximum width in spacing district is less than the width of locating part.

Optionally, the position-limiting member is configured as a cylinder or a polygonal cylinder structure.

Optionally, the position-giving area is set to be a circle or a polygon matched with the position-limiting piece.

Optionally, the limiting area is set to be U-shaped, and a U-shaped opening of the limiting area is communicated with the abdicating area.

Optionally, the frame structure further includes a locking washer disposed between the ground wire loop and the ground connection surface and sleeved on the screw.

Optionally, annular gaskets are respectively arranged between the locking gasket and the grounding connection surface and between the grounding wire ring and the nut, and the annular gaskets are sleeved on the screw rod.

Optionally, the top surface and the bottom surface are both perpendicular to the side surface, and the ground connection surface is perpendicular to the bottom surface.

The application provides a frame structure has following advantage at least:

on one hand, the grounding hole is arranged on the grounding connection surface of the frame instead of the bottom surface, and the grounding assembly is arranged at the position of the grounding hole so as to realize grounding installation, thereby meeting the defect that the area is not enough to arrange the grounding hole on the upper side of the bottom surface due to narrowing of the bottom surface;

on the other hand, after the limiting part at the head of the screw rod is penetrated through the yielding area, the limiting part can slide down to the bottom of the limiting area to realize positioning operation, so that the butt joint bolt is fixed, the annular gasket, the locking gasket, the grounding wire ring, the annular gasket and the nut are sleeved on the screw rod in sequence, and the grounding wire ring and the like are fixed on the grounding connection surface through the nut.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural view of a photovoltaic module in the related art;

FIG. 2 is a schematic cross-sectional view of a frame of a related art single glass assembly;

FIG. 3 is a schematic cross-sectional view illustrating a frame of a dual glass assembly according to the related art;

FIG. 4 is a schematic view showing a structure of a dual glass assembly according to the related art;

fig. 5 is a schematic cross-sectional view illustrating a frame in a frame structure according to a first embodiment of the present disclosure;

fig. 6 is a schematic view illustrating a grounding hole formed on a grounding connection surface according to a first embodiment of the present application;

fig. 7 is a schematic view illustrating an installation of a grounding connection surface and a grounding assembly according to an embodiment of the present application;

FIG. 8 is a cross-sectional view taken along line A-A of FIG. 7;

fig. 9 is a schematic view illustrating a grounding hole formed on the grounding connection surface according to the second embodiment of the present application;

fig. 10 is a schematic view illustrating an installation of the grounding connection surface and the grounding assembly according to the second embodiment of the present application;

FIG. 11 is a cross-sectional view taken along line B-B of FIG. 10;

FIG. 12 is a schematic structural view of a joint bolt according to a second embodiment of the present application;

fig. 13 is a schematic view illustrating a grounding hole formed on the grounding connection surface according to the third embodiment of the present application;

FIG. 14 is a front view of a joint bolt according to the third embodiment of the present application;

FIG. 15 is a side view of a joint bolt according to the third embodiment of the present application;

fig. 16 is a schematic view illustrating an installation of a grounding connection surface and a grounding assembly according to a third embodiment of the present application;

fig. 17 is a cross-sectional view taken along line C-C of fig. 16.

Description of the reference numerals:

1. a single glass assembly; 2. a ground via; 21. a carry region; 22. a limiting region; 3. a dual glass assembly; 31. a long frame; 32. a short frame; 4. a cavity; 5. a card slot; 61. a joint bolt; 611. a screw; 612. a limiting member; 62. a ground wire loop; 63. a nut; 7. a locking washer; a. a top surface; b. a side surface; c. a bottom surface; and a ground connection surface d.

Detailed Description

The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without making any creative effort belong to the protection scope of the present application.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and operate, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In addition, the technical features mentioned in the different embodiments of the present application described below may be combined with each other as long as they do not conflict with each other.

Example one

The embodiment of the application provides a frame structure, and the frame structure comprises a frame 3 and a grounding assembly. This frame structure supplies the edge of the photovoltaic board among single glass assembly and the dual glass assembly to assemble, explain as the example with dual glass assembly in this embodiment, specific dual glass assembly's constitution is referred as shown in fig. 4, include the photovoltaic board and assemble in the marginal frame structure of photovoltaic board, wherein the frame structure includes frame 3, frame 3 includes long frame 31 and short frame 32, long frame 31 and short frame 32 arrange formation rectangular frame in proper order, set up the connection angle sign indicating number between adjacent long frame 31 and short frame 32, the tip of long frame 31 all is connected through being connected the angle sign indicating number with short frame 32's tip. The long frame 31 and the short frame 32 have the same cross section, the length of the long frame 31 is consistent with the length direction of the dual-glass assembly, and the length of the short frame 32 is consistent with the width direction of the dual-glass assembly.

As shown in fig. 5, the frame 3 may include a top surface a, a side surface b, a bottom surface c, and a ground connection surface d, which are connected in sequence, wherein the top surface a and the bottom surface c are both located on the same side of the side surface b and respectively form an included angle with the side surface b, and when the photovoltaic panel is installed, the top surface a is located on the front side of the photovoltaic panel, and the bottom surface c is located on the back side of the photovoltaic panel. The top surface a and the bottom surface c may form an acute angle or a right angle with the side surface b, and preferably, the top surface a and the bottom surface c are perpendicular to the side surface b. The ground connection surface d forms an included angle with the bottom surface c and extends toward the top surface a, wherein the ground connection surface d and the bottom surface c may also form an acute angle or a right angle, and preferably, the ground connection surface d is perpendicular to the bottom surface c. It will be understood that the edge frame 3, the long edge frame 31 or the short edge frame 32, respectively, comprises a profile body, and the top surface a, the side surfaces b, the bottom surface c and the ground connection surface d are surfaces on the profile body.

With continued reference to fig. 5, a support surface e may also be provided between the top surface a and the bottom surface c, the support surface e being arranged perpendicular to the side surface b and to which the end of the ground connection surface d arranged extending in the direction of the top surface a is connected. A cavity 4 is formed by enclosing the supporting surface e, the side surface b, the bottom surface c and the grounding connecting surface d, and the end part of the connecting corner brace is inserted into the cavity 4, so that the adjacent long frame 31 and the short frame 32 are assembled. The supporting surface e, the side surface b and the top surface a form a clamping groove 5 with an opening, and the clamping groove 5 is used for inserting the end part of the photovoltaic panel to realize installation; the direction that definition photovoltaic board and frame structure pegged graft is the installation direction, then draw-in groove 5 for along the inside sunken formation of installation direction, the photovoltaic board centre gripping in draw-in groove 5 to accomplish the equipment of photovoltaic board and frame structure.

Referring to fig. 6, in this embodiment, a grounding hole 2 is formed in a grounding connection surface d, a grounding assembly is connected to the grounding hole 2, and the frame structure is installed in a grounding manner through the grounding assembly.

Referring to fig. 7 and 8, in the present embodiment, the grounding assembly may include a joint bolt 61, a grounding wire loop 62, and a nut 63. The joint bolt 61 includes a screw 611 and a stopper 612 provided at the head of the screw 611 and limiting the screw 611, the ground wire ring 62 is fitted on the screw 611, and the nut 63 is screwed on the screw 611 and locks the ground wire ring 62 between the ground connection surface d and the nut 63. Specifically, the limiting member 612 is disposed through the grounding hole 2 and extends into the cavity 4, the grounding wire ring 62 is sleeved in and attached to the grounding connection surface d from the tail of the screw 611, and the nut 63 is screwed on the screw 611 and locks the grounding wire ring 62 between the grounding connection surface d and the nut 63, thereby achieving the installation of the grounding assembly.

In an example, as shown in fig. 6, fig. 7 and fig. 8, the ground hole 2 may include a yielding region 21 for the limiting member 612 to enter, and a limiting region 22 disposed in communication with the yielding region 21, a maximum width W1 of the yielding region 21 is greater than a maximum width W2 of the limiting region 22, a maximum width W1 of the yielding region 21 is greater than or equal to a maximum width W2 of the limiting member 612, and a maximum width W2 of the limiting region 22 is smaller than a maximum width W2 of the limiting member 612. Specifically, the position-limiting section 21 is penetrated by the position-limiting member 612, and the position-limiting section 22 is penetrated by the position-limiting member 612 and then slides down for positioning. Based on the dimensional relationship between the yielding region 21 and the limiting region 22 and the limiting element 612, the limiting element 612 can be inserted into the yielding region 21, and then the limiting element 612 can slide from the yielding region 21 to the limiting region 22, so that the limiting element 612 is limited by the limiting region 22. The limiting member 612 may be a polygonal cylinder structure, and accordingly, the position-giving region 21 is a polygon adapted to the limiting member 612.

In the present embodiment, the limiting element 612 is taken as a regular hexagonal cylinder structure for explanation, and at this time, the shape of the position-letting region 21 is set to be a regular hexagon matched with the limiting element 612. The limiting region 22 may be configured in a U shape, and the U-shaped opening of the limiting region 22 is communicated with the relief region 21. When the escape area 21 is a regular hexagon, the opening width of the limiting area 22 is set to be equal to or smaller than one side length width of the escape area 21, and preferably, the opening width of the limiting area 22 is set to be equal to one side length width of the escape area 21. The width of the opening of the limiting region 22 may also be larger than the width of one side of the relief region 21.

After the limiting member 612 penetrates into the relief area 21, the limiting member 612 slides down to the bottom of the limiting area 22 along the connection between the relief area 21 and the limiting area 22, and since the maximum width W2 of the limiting area 22 is smaller than the maximum width of the limiting member 612, after the limiting member 612 is clamped into the bottom of the limiting area 22, the limiting member 612 cannot be pulled out of the limiting area 22, so that the joint bolt 61 is positioned.

In another example, for the limiting member 612 to be configured as a regular hexagonal cylinder, the limiting member 612 may also be configured as an inner hexagonal bolt head or an outer hexagonal bolt head when operated by a wrench.

As shown in fig. 8, in the present embodiment, the frame structure further includes a locking washer 7 disposed between the ground loop 62 and the ground connection surface d and sleeved on the screw 611. The lock washer 7 is preferably provided with a toothed profile. The locking washer 7 with the toothed arrangement has better friction force, and the friction force between the locking washer and the nut 63 can be increased when the nut 63 is used for fastening, so that the fastening is firmer.

In this embodiment, annular spacers may be disposed between the locking spacer 7 and the ground connection surface d and between the ground wire ring 62 and the nut 63, and the annular spacers are sleeved on the screw 611. The provision of the annular spacer can increase the contact area between the contact surfaces, further preventing loosening of the ground wire ring 62.

The implementation principle of the embodiment is as follows: when the grounding installation is completed, the adaptive joint bolt 61 is selected, the limiting piece 612 at the head of the screw 611 penetrates into the cavity 4 from the yielding area 21, the screw 611 slides down to the bottom of the limiting area 22 along the joint of the limiting area 22 and the yielding area 21, so that the limiting piece 612 is abutted against the grounding connection surface d, the grounding connection surface d limits the limiting piece 612, and at the moment, the limiting piece 612 cannot be separated from the limiting area 22, so that the joint bolt 61 is positioned, the annular gasket, the locking gasket 7, the grounding wire ring 62, the annular gasket and the nut 63 are sleeved on the screw 611 in sequence, the grounding wire ring 62 and the like are fixed on the grounding connection surface d through the nut 63 in threaded connection with the screw 611, and the installation of the grounding assembly is completed.

Example two

The difference between the second embodiment and the first embodiment is that: the position-limiting element 612 is configured as a cylinder, and similarly, in order to match the position-limiting element 612, as shown in fig. 9 and 10, the position-giving area 21 is configured as a circle, at this time, the maximum width W3 of the position-giving area 21 is greater than the maximum width W2 of the position-limiting area 22, that is, the inner diameter of the hole of the position-giving area 21 is greater than the width of the position-limiting area 22.

Referring to fig. 9 and 11, the maximum width W3 of the position-relieving area 21 is greater than or equal to the maximum width of the position-limiting element 612, that is, the diameter of the hole of the position-relieving area 21 is greater than or equal to the diameter of the position-limiting element 612, so that the position-limiting element 612 can extend into the position-relieving area 21.

As shown in fig. 11 and 12, the end of the limiting member 612 is configured as an arc-shaped surface structure, similar to a hemispherical structure. The circular head of the limiting member 612 may be provided with a groove for connecting a screwdriver or a wrench, and the shape of the groove may be cross, in-line, inner triangle, inner angle square, m-shaped, flower-shaped, quincunx, flower-shaped in-line, etc.

EXAMPLE III

The difference between the third embodiment and the first embodiment is that: as shown in fig. 13, the ground hole 2 is provided as a kidney-shaped hole, and the maximum width of the ground hole 2 is W4.

As shown in fig. 14 and 15, the stopper 612 is elongated and is disposed in a T shape on the side surface of the screw 611, the length Li of the stopper 612 is greater than the width W4 of the ground hole 2, and the width Wi of the stopper 612 is less than or equal to the width W4 of the ground hole 2. Optionally, the width Wi of the limiting member 612 is also set equal to the diameter D of the screw 611.

Referring to fig. 16 and 17, after the limiting member 612 is inserted into the grounding hole 2, it slides down to the bottom of the grounding hole 2 to rotate, so that the limiting member 612 abuts against the grounding connection surface d. Specifically, the limiting member 612 is inserted into the ground hole 2 in the width direction, then slid down to the bottom of the ground hole 2, and then rotated ninety degrees to displace the limiting member 612 and the ground hole 2, so that the limiting member 612 can abut against the ground connection surface d, and the screw 611 is limited.

Then, the annular washer, the locking washer 7, the grounding wire ring 62 and the annular washer are sleeved on the screw 611 in the same order, and the nut 63 is screwed down, so that the grounding installation is completed.

In this embodiment, the grounding hole 2 is a waist-shaped hole, which is beneficial to punching by a punching process at one time and is convenient for production and processing.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. The utility model provides a frame structure which characterized in that, frame structure includes:

the frame (3) comprises a top surface, a side surface, a bottom surface and a grounding connection surface which are connected in sequence, wherein the top surface and the bottom surface are both positioned on the same side of the side surface and respectively form an included angle with the side surface, the grounding connection surface forms an included angle with the bottom surface and extends towards the top surface, and the grounding connection surface is provided with a grounding hole (2); and

and the grounding assembly is connected with the grounding hole (2).

2. A frame structure according to claim 1, characterized in that said grounding assembly comprises a joint bolt (61), a grounding wire loop (62) and a nut (63), said joint bolt (61) comprises a threaded rod (611) and a limiting member (612) arranged at the head of said threaded rod (611) and used for limiting said threaded rod (611), said grounding wire loop (62) is sleeved on said threaded rod (611), said nut (63) is screwed on said threaded rod (611) and locks said grounding wire loop (62) between said grounding connection surface and said nut (63).

3. The frame structure according to claim 2, wherein the ground hole (2) is a kidney-shaped hole, the length of the limiting member (612) is greater than the width of the ground hole (2), the width of the limiting member (612) is less than or equal to the width of the ground hole (2), and the limiting member (612) is inserted into the ground hole (2) and then slides down to the bottom of the ground hole (2) to rotate so that the limiting member (612) abuts against the ground connection surface.

4. A frame structure according to claim 2, wherein the grounding hole (2) comprises a position-avoiding area (21) for the limiting member (612) to enter, and a limiting area (22) connected to the position-avoiding area (21), the maximum width of the position-avoiding area (21) is greater than the maximum width of the limiting area (22), the maximum width of the position-avoiding area (21) is greater than or equal to the maximum width of the limiting member (612), and the maximum width of the limiting area (22) is smaller than the width of the limiting member (612).

5. The frame structure according to claim 4, wherein the retaining member (612) is configured as a cylinder or a polygonal cylinder.

6. A frame structure according to claim 5, characterized in that said relief area (21) is arranged as a circle or polygon adapted to said stop (612).

7. Frame structure according to claim 4, characterized in that the limiting region (22) is provided in a U-shape, and the U-shaped opening of the limiting region (22) is communicated with the relief region (21).

8. Border structure according to any one of claims 2 to 7, characterized in that it further comprises a locking washer (7) provided between the ground wire loop (62) and the ground connection face and fitted over the screw (611).

9. Frame structure as in claim 8, characterized in that between said locking washer (7) and said ground connection surface, between said ground wire loop (62) and said nut (63) there are annular washers, and said annular washers are fitted on said screw (611).

10. The edge frame structure according to claim 1, wherein said top surface and said bottom surface are perpendicular to said side surfaces, and said ground connection surface is perpendicular to said bottom surface.

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