CN210327436U

CN210327436U - Connecting device for solar photovoltaic support and solar photovoltaic support

Info

Publication number: CN210327436U
Application number: CN201921317638.2U
Authority: CN
Inventors: 李金北
Original assignee: Shanghai Chiko Solar Technology Co ltd
Current assignee: Shanghai Chiko Solar Technology Co ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-04-14
Anticipated expiration: 2029-08-14

Abstract

The utility model discloses a connecting device for a solar photovoltaic bracket and the solar photovoltaic bracket; the connecting device for the solar photovoltaic bracket comprises a ballast tank and a connecting structure; the ballast tank comprises an optimal arc tank and a clamping hook tank which are parallel to each other and fixedly connected; the connecting structure comprises a connecting groove, a fixing piece and a connecting piece, the connecting groove is of an elastic structure, the lower surface of the connecting groove is fixedly connected with the fixing piece and is fixedly connected with the connecting piece through a connecting part, the fixing piece and the connecting piece are parallel to each other, the fixing piece comprises a hook structure, the cross section of the connecting piece is of a superior arc shape, the superior arc shape is matched with the superior arc groove in size, and the arc height of the superior arc shape is smaller than the opening width of the superior arc groove; the connecting piece is fixedly arranged in the major arc groove, and the clamping hook structure is abutted against the clamping hook groove; the two adaptive major arc structures are buckled with each other, welding or screws are not needed, and the installation is quick.

Description

Connecting device for solar photovoltaic support and solar photovoltaic support

Technical Field

The utility model relates to a relevant technical field of solar energy installation, in particular to a connecting device and solar photovoltaic support for solar photovoltaic support.

Background

The solar photovoltaic bracket is a specific bracket designed for placing, installing and fixing a solar panel in a solar photovoltaic power generation system, and a large amount of manpower and material resources are consumed for installation and connection.

The design, transportation and installation of a common solar photovoltaic bracket need to have ingenious conception, and a whole set of effective connection method is formed by matching with the design of a back hole of a channel steel, occlusion teeth and the like.

In the prior art, in order to facilitate the installation of the solar photovoltaic support, the whole support system needs to be integrated into a whole as much as possible in the design and manufacturing process of the solar photovoltaic support, so that the time for installing one component in a construction site is saved, and the installation efficiency is improved. However, such an integrated rack requires a large space and causes a great trouble in transportation.

If the transportation is convenient, the system integration level is not enough during the design and production of the support, the field installation needs the welding of one part or one part by screws, the time and the labor are wasted, and the installation efficiency is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to the installation that prior art exists inconvenient, the installation effectiveness is low, the utility model aims to provide a connecting device and solar photovoltaic support for solar photovoltaic support.

In order to achieve the above purpose, the technical scheme of the utility model is that:

a connecting device for a solar photovoltaic bracket comprises a ballast tank and a connecting structure; the ballast tank comprises an optimal arc tank and a clamping hook tank which are parallel to each other and fixedly connected; the connecting structure comprises a connecting groove, a fixed part and a connecting part, the connecting groove is of an elastic structure, the width of a groove opening is smaller than that of a groove bottom, the lower surface of the connecting groove is fixedly connected with the fixed part, the lower surface of the connecting groove is fixedly connected with the connecting part through a connecting part, the fixed part is parallel to the connecting part, the fixed part comprises a hook structure, the cross section of the connecting part is in a major arc shape, the major arc shape is matched with the major arc groove in size, the arc height of the major arc shape is smaller than the opening width of the major arc groove, and the direction of the end of the hook structure relative to the connecting part of the hook structure and the connecting groove is consistent with the direction of the distal end of the major arc shape relative to the; the connecting piece is fixedly arranged in the major arc groove, and the hook structure is abutted to the hook groove.

Preferably, the major arc groove has two, two the major arc groove is parallel to each other, the trip groove has two, two the trip groove sets up respectively in two the inboard of the notch that the major arc groove is close to each other.

Preferably, the connecting portion and the fixing member are respectively provided with a connecting boss and a fixing boss at positions where the groove surfaces of the ballast tank abut against each other, and the lower surfaces of the connecting boss and the fixing boss are located on the same plane.

Further, the connecting structures are two.

Preferably, the two connecting structures are fixedly arranged in a manner that the opening directions of the hook structures are opposite.

A solar photovoltaic bracket comprises a pressure support plate, two groups of front upright columns, two groups of rear upright columns and the connecting device for the solar photovoltaic bracket, wherein the two groups of front upright columns and the two groups of rear upright columns are arranged in the front; the heights of the front upright columns are the same, the heights of the rear upright columns are the same, the heights of the front upright columns are lower than the heights of the rear upright columns, the upper end surfaces of the front upright columns and the rear upright columns are coplanar, the widths of the front upright columns and the rear upright columns are matched with the width of the connecting grooves, and the lower ends of the front upright columns and the rear upright columns are clamped in the connecting grooves; the ballast plate is pressed above the two groups of ballast grooves.

Furthermore, the two edges of the pressure support plate in the direction perpendicular to the ballast groove are provided with bending structures, the front side surface of the lower portion of the rear upright post is provided with a front clamping groove, and the bending structures are arranged in the front clamping grooves.

The novel ballast water tank is characterized by further comprising two groups of side wind baffles, wherein the side wind baffles are inverted L-shaped structures, vertical surfaces of the L-shaped structures are matched with trapezoids formed by the front upright post, the rear upright post and the ballast tank, angles below the front sides of the vertical surfaces are inserted between the front upright post and the ballast tank, angles below the rear sides of the vertical surfaces are inserted between the rear upright post and the ballast tank, and surfaces perpendicular to the vertical surfaces are abutted against the upper end surfaces of the front upright post and the rear upright post.

The wind shield further comprises a rear wind shield, and the rear wind shield is of an inverted L-shaped structure; rear clamping grooves are formed in the rear side faces of the lower portions of the two groups of rear upright columns; the upper surface of the rear wind shield is abutted to the upper end surfaces of the two groups of rear upright posts, and two corners below the rear wind shield are respectively inserted into the rear clamping grooves.

The ground beam is of a groove structure, and barb-shaped fixing grooves are fixedly formed in the inner side wall of the groove structure; the lower part of the ballast tank also comprises a support part which is fixedly connected, and both sides of the support part are provided with inverted grooves matched with the barb-shaped fixing grooves; the ballast groove with the grade beam all passes through barb shape fixed slot with back-off groove fixed connection.

The utility model has the advantages of as follows:

1. the structure in the utility model does not need to be integrated in advance, so that the space is saved during the transportation of the scattered parts, and the transportation is convenient;

2. the utility model discloses in the mutual lock joint of major arc structure through two looks adaptations, need not to weld or use the screw, the installation is quick to the steadiness of erection joint has equally been ensured to the trip structure.

Drawings

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

Fig. 1 is a front schematic view of a connecting device for a solar photovoltaic bracket according to the present invention;

FIG. 2 is an enlarged fragmentary view of the location indicated by circle A in FIG. 1;

fig. 3 is a schematic view of a clamping manner of the connecting device for a solar photovoltaic bracket of the present invention;

fig. 4 is a schematic view illustrating an installation process of the connecting device for a solar photovoltaic bracket according to the present invention;

fig. 5 is a schematic perspective view of a solar photovoltaic bracket according to a second embodiment of the present invention;

fig. 6 is a schematic perspective view of a solar photovoltaic support in a third embodiment of the present invention;

fig. 7 is a schematic perspective view of a solar photovoltaic support according to a fourth embodiment of the present invention;

fig. 8 is a schematic perspective view of a solar photovoltaic support in use state according to the present invention.

In the figure, 1-connecting device; 11-a connecting structure; 111-a connecting trough; 112-a connector; 1121-crimping part; 1122-connecting boss; 113-a fixing member; 1131, a hook structure; 1132 — a fixed boss; 12-a ballast tank; 121-hook groove; 122-a support; 123-fixed slot; 2-a ground beam; 3-front column; 4-rear upright post; 5-pressing the carrier plate; 51-reserving screw holes; 6-side wind shield; 7-rear wind deflector; 8-photovoltaic module.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

It should be noted that in the description of the present invention, the terms "upper", "lower", "front", "back", etc. indicate the orientation or position relationship based on the description of the structure of the present invention shown in fig. 1 or 4, and are only for the convenience of describing the present invention, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the technical scheme, "one" and "another" are only used for identifying the same or similar structures or corresponding structures with similar functions, and are not used for arranging the importance of the structures, or comparing the sizes or other meanings.

In addition, unless expressly stated or limited otherwise, the terms "mounted" and "connected" are to be construed broadly, e.g., the connection may be a fixed connection, a removable connection, or an integral connection; may be a mechanical connection; the two structures can be directly connected or indirectly connected through an intermediate medium, and the two structures can be communicated with each other. To those skilled in the art, the specific meanings of the above terms in the present invention can be understood in relation to the present scheme in specific terms according to the general idea of the present invention.

Example one

As shown in fig. 1, a connecting device 1 for a solar photovoltaic bracket comprises a ballast tank 12 and a connecting structure 11; the ballast tank 12 comprises a major arc tank and a hook tank 121 which are parallel to each other and fixedly connected, wherein the major arc tank is a tank-shaped structure similar to a U-shaped tank structure, but the cross section of the U-shaped tank is U-shaped, and the cross section of the major arc tank is major arc; the connecting structure 11 comprises a connecting groove 111, a fixed part 113 and a connecting part 112, the connecting groove 111 is an elastic structure, the width of a notch is smaller than that of a groove bottom, the lower surface of the connecting groove 111 is fixedly connected with the fixed part 113, the lower surface of the connecting groove 111 is fixedly connected with the connecting part 112 through a connecting part, the fixed part 113 is parallel to the connecting part 112, the fixed part 113 comprises a clamping hook structure 1131, the cross section of the connecting part 112 is a major arc, the major arc is matched with the major arc in size, the arc height of the major arc is smaller than the opening width of the major arc, the arc height refers to the major arc of the connecting part 112 calculated by a circle, the connecting line of two top points of an arc is a chord, the midperpendicular of the chord, namely the height of a perpendicular line which is perpendicular to the chord and passes through a center of a circle, namely the distance from the chord to an intersection point 1131 on the circumference surface of the other end of the center of the circle, the end of, the distal end of the major arc herein refers to the end of the major arc away from the connection portion; the connecting member 112 is fixedly disposed in the major arc groove, and the hook structure 1131 abuts against the hook groove 121.

When connecting, as shown in fig. 3, the connecting member 112 and the ballast tank 12 are first angled, so that the connecting member 112 passes through the notch of the major-arc groove on the ballast tank 12 at the position where the arc height formed by the missing circle structure is smaller, and is inserted into the major-arc groove on the ballast tank 12, and as shown in fig. 4, the connecting structure 11 and the ballast tank 12 are then rotated relatively until the fastening structure 1131 is fastened to the lower edge of the fastening groove 121, thereby completing the positioning and preventing the two from rotating again in the opposite direction as shown in fig. 3.

The utility model discloses an installation between two structures only needs one to detain one and changes can accomplish the installation, modes such as relative welding, screw connection, and it is very simple and convenient to operate, improves the installation effectiveness, practices thrift the cost of labor.

The above is the basic model of the embodiment of the present invention, and in order to improve the technical effect, the following improvements can be made to the basic model of the embodiment, and the following improvements can be combined together without contradiction.

In order to expand the diversity of installation manners, as shown in fig. 1, the ballast tank 12 has two major arc grooves which are parallel to each other and fixedly connected, as shown in fig. 2, the hook groove 121 is disposed inside the notch where the two major arc grooves are close to each other, and the two hook grooves 121 are formed by cutting inward at the positions close to the notches, although the forming manner is not limited to cutting, and those skilled in the art can make this structure according to the conventional means; the connecting member 112 is fixedly disposed in one of the major arc grooves, and the end of the hook structure 1131 abuts against the lower edge of the other hook groove 121.

In order to facilitate the connection member 112 to be clamped into the major arc groove and prevent the connection member from deforming and sliding out of the major arc groove, a curling portion 1121 bent toward the inside of the major arc is disposed at the end of the connection member 112.

In order to enhance the flatness of the connecting groove 111 and improve the verticality of the column after the column is clamped into the connecting groove, a connecting boss 1122 and a fixing boss 1132 are respectively arranged at the positions where the connecting member 112 and the fixing member 113 abut against the groove surface of the ballast groove 12, the lower surfaces of the connecting boss 1122 and the fixing boss 1132 are located on the same plane, and particularly, the connecting boss 1122 is arranged at the position where the connecting portion abuts against the groove surface of the ballast groove 12.

In order to facilitate the installation between the front upright 3 and the rear upright 4 to form a fixed relative position, the two connecting structures 11 are clamped in the ballast tank 12. The opening directions of the hook structures 1131 on the two connecting structures 11 may be the same or opposite, wherein the preferred mode is that the two are opposite, because the contact between the fixing member 113 and the major arc groove is relatively weak compared with the connecting member 112, and the opposite installation mode as shown in fig. 4 helps to prevent the photovoltaic module 8 from forming a side turn on the front pillar 3 and the rear pillar 4 on the same side.

Example two

As shown in fig. 5, a solar photovoltaic bracket comprises a pressure-carrying plate 5, two groups of front uprights 3, two groups of rear uprights 4 and any one or more connecting devices 1 in the first embodiment; the heights of the two groups of front upright posts 3 are the same, the heights of the two groups of rear upright posts 4 are the same, the heights of all the front upright posts 3 are lower than the heights of all the rear upright posts 4, the upper end faces of all the front upright posts 3 and all the rear upright posts 4 are inclined planes, the planes of the front upright posts and the rear upright posts are coplanar, the widths of the front upright posts 3 and the rear upright posts 4 are matched with the width of the connecting groove 111, and the widths are transverse distances as shown in FIG. 1; the lower ends of the front upright post 3 and the rear upright post 4 are clamped in the connecting groove 111; the press-loading plate 5 is pressed above the two ballast tanks 12.

After the connection and installation of the embodiment, the solar module can be installed above the four upright posts for use only by pressing a heavy object on the pressing and supporting plate 5, and the installation is also simple, convenient and quick. This embodiment is a basic type of the third and fourth embodiments, and the following variations can be made to this basic type.

The pressure-bearing plate 5 can be provided with a reserved screw hole 51 at the position intersecting the ballast tank 12, so that the installation is more firm.

In addition, on the pressure-carrying plate 5, two edges in the direction perpendicular to the ballast tank 12 are provided with bending structures, and simultaneously, the front side surface of the lower part of the rear upright post 4 is also provided with a front clamping groove, and the bending structures are arranged in the front clamping groove, so that more connections are generated among the structures, and the installation is convenient and firm.

EXAMPLE III

As shown in fig. 6, in order to prevent wind from blowing into the lower side of the photovoltaic module 8 from the side and causing the photovoltaic module 8 to be turned over, two sets of side wind shields 6 are additionally provided in the solar photovoltaic support according to the second embodiment, each of the side wind shields 6 has an inverted L-shaped structure, the vertical surfaces of the L-shaped structures are respectively matched with the trapezoids formed by the front upright 3, the rear upright 4 and the ballast tank 12, the angles below the front sides of the vertical surfaces are respectively inserted between the front upright 3 and the ballast tank 111, the angles below the rear sides of the vertical surfaces are respectively inserted between the rear upright 4 and the ballast tank 111, and the surfaces perpendicular to the vertical surfaces are respectively abutted against the upper end surfaces of the front upright 3 and the rear upright 4.

Example four

As shown in fig. 7, in order to prevent wind from entering the lower side of the photovoltaic module, a rear wind deflector 7 is additionally arranged on the solar photovoltaic bracket in the second or third embodiment, and the rear wind deflector is in an inverted L-shaped structure of 7; rear clamping grooves are formed in the rear side faces of the lower portions of the two groups of rear upright posts 4; the upper surface of the rear wind shield 7 is abutted against the upper end surfaces of the two groups of rear upright posts 4, and two corners below the rear wind shield 7 are respectively inserted into the rear clamping grooves.

In addition, in order to further enhance the stability, the ground beam comprises a basic type and an improved type, and the ground beam comprises two groups of ground beams 2 in all the embodiments, wherein the ground beams 2 are of groove structures, and barb-shaped fixing grooves are fixedly arranged on the inner side walls of the groove structures; the lower part of the ballast tank 12 also comprises a support part 122 which is fixedly connected, and both sides of the support part 122 are provided with inverted grooves 123 which are matched with the barb-shaped fixing grooves; the ballast tank 12 and the ground beam 2 are fixedly connected through a barb-shaped fixing groove and a barb groove 123; because the groove structure and the supporting part 122 are both not solid structures and have certain elasticity, during installation, the installation can be completed only by placing the ground beam 2 on the ground, placing the ballast tank 12 in the groove structure of the ground beam 2 and stepping on the ground beam by feet, and the installation is very simple and convenient.

After the second, third or fourth installation of the embodiment is completed, the photovoltaic module 8 can be used by being installed above in a related fixing manner as shown in fig. 8. The utility model discloses basically all accomplish the installation with the joint mode among the technical scheme, both can disperse the transportation with the part, can reduce again and use welding or screw in the installation, improve the installation effectiveness.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a connecting device for solar photovoltaic support which characterized in that: comprises a ballast tank and a connecting structure; the ballast tank comprises an optimal arc tank and a clamping hook tank which are parallel to each other and fixedly connected; the connecting structure comprises a connecting groove, a fixed part and a connecting part, the connecting groove is of an elastic structure, the width of a groove opening is smaller than that of a groove bottom, the lower surface of the connecting groove is fixedly connected with the fixed part, the lower surface of the connecting groove is fixedly connected with the connecting part through a connecting part, the fixed part is parallel to the connecting part, the fixed part comprises a hook structure, the cross section of the connecting part is in a major arc shape, the major arc shape is matched with the major arc groove in size, the arc height of the major arc shape is smaller than the opening width of the major arc groove, and the direction of the end of the hook structure relative to the connecting part of the hook structure and the connecting groove is consistent with the direction of the distal end of the major arc shape relative to the; the connecting piece is fixedly arranged in the major arc groove, and the hook structure is abutted to the hook groove.

2. The connecting device for solar photovoltaic supports according to claim 1, characterized in that: the major arc groove has two, two the major arc groove is parallel to each other, the trip groove has two, two the trip groove sets up respectively in two the inboard of the notch that the major arc groove is close to each other.

3. The connecting device for solar photovoltaic supports according to claim 1, characterized in that: the connecting part and the fixing part are respectively provided with a connecting boss and a fixing boss at the positions where the groove surfaces of the ballast tank abut against each other, and the lower surfaces of the connecting boss and the fixing boss are located on the same plane.

4. The connecting device for the solar photovoltaic bracket according to any one of claims 1 to 3, wherein: the connecting structure is two.

5. The connecting device for solar photovoltaic supports according to claim 4, characterized in that: and the two connecting structures are fixedly arranged in a way that the opening directions of the hook structures are opposite.

6. The utility model provides a solar photovoltaic support which characterized in that: comprises a pressure-bearing plate, two groups of front upright columns, rear upright columns and the connecting device for the solar photovoltaic bracket as claimed in claim 4 or 5; the heights of the front upright columns are the same, the heights of the rear upright columns are the same, the heights of the front upright columns are lower than the heights of the rear upright columns, the upper end surfaces of the front upright columns and the rear upright columns are coplanar, the widths of the front upright columns and the rear upright columns are matched with the width of the connecting grooves, and the lower ends of the front upright columns and the rear upright columns are clamped in the connecting grooves; the ballast plate is pressed above the two groups of ballast grooves.

7. The solar photovoltaic support of claim 6, wherein: the pressure support plate and two edges of the ballast groove in the vertical direction are both provided with a bending structure, the front side surface of the lower portion of the rear upright post is also provided with a front clamping groove, and the bending structure is arranged in the front clamping groove.

8. The solar photovoltaic support of claim 6, wherein: the novel ballast tank is characterized by further comprising two groups of side wind baffles, wherein the side wind baffles are of inverted L-shaped structures, vertical surfaces of the L-shaped structures are matched with trapezoids formed by the front upright post, the rear upright post and the ballast tank, angles below the front sides of the vertical surfaces are inserted between the front upright post and the ballast tank, angles below the rear sides of the vertical surfaces are inserted between the rear upright post and the ballast tank, and surfaces perpendicular to the vertical surfaces are abutted against the upper end surfaces of the front upright post and the rear upright post.

9. The solar photovoltaic support of claim 6, wherein: the rear wind shield is of an inverted L-shaped structure; rear clamping grooves are formed in the rear side faces of the lower portions of the two groups of rear upright columns; the upper surface of the rear wind shield is abutted to the upper end surfaces of the two groups of rear upright posts, and two corners below the rear wind shield are respectively inserted into the rear clamping grooves.

10. The solar photovoltaic bracket according to any one of claims 6 to 9, characterized in that: the ground beam is of a groove structure, and barb-shaped fixing grooves are fixedly formed in the inner side wall of the groove structure; the lower part of the ballast tank also comprises a support part which is fixedly connected, and both sides of the support part are provided with inverted grooves matched with the barb-shaped fixing grooves; the ballast groove with the grade beam all passes through barb shape fixed slot with back-off groove fixed connection.