CN220066548U - Converging grid-connected box - Google Patents

Abstract

The utility model discloses a converging grid-connected box which comprises a box body and an electric support, and further comprises a bearing plate assembly, wherein the bearing plate assembly comprises a bearing plate and support frames, fixing holes are uniformly distributed on the edge of the bearing plate, the fixing holes are respectively fixed with a wall body through expansion wires, mounting holes are respectively formed in the middle of the bearing plate and are used for fixing the electric support, the support frames are respectively and vertically fixed at the top corner positions around the bearing plate, the mounting holes are distributed on the support frames, the rear wall of the box body is provided with a hollow area, connecting frames are respectively fixed on the inner walls around a box body frame, screw sleeves are uniformly distributed on the connecting frames, and the mounting holes of the support frames are respectively corresponding to the screw sleeves on the corresponding connecting frames and are fixed together through bolts. According to the utility model, the carrier plate assembly is fixed with the wall body through the expansion wires, so that the connection of the main part of the bus harness can be finished under the condition that all the electric elements are fully exposed, and then the box body is assembled, so that the installation process is simple, convenient and quick, and the installation efficiency is improved.

Description

Converging grid-connected box

Technical Field

The utility model belongs to the technical field of converging grid-connected boxes.

Background

The converging grid-connected box is an important component part in the power transmission and distribution equipment and is mainly used for converging a plurality of power inputs to one output port so as to be connected to a power grid. The method is widely applied to the fields of new energy such as solar power generation, wind power generation and the like, and various scenes such as industry, civil use and the like. However, the existing convergence grid box has the following problems: the existing converging grid-connected box is characterized in that more electric elements are installed in the box, the installation process is complicated, the operation is inconvenient, the installation efficiency is reduced, and the labor and time cost is increased. The existing converging grid-connected box needs to disassemble a plurality of parts when being maintained, so that the maintenance difficulty is increased, and the maintenance time is prolonged. Aiming at the problems of the existing converging grid-connected box, some improvements are proposed in the industry, but the problems of the existing converging grid-connected box, such as large disassembly difficulty, long maintenance time and the like, are still not solved by some improvements, for example, although some improvements reduce parts and steps required for installation, the installation process is still complicated, more time and labor investment are required. In summary, the existing converging grid-connected box and its improvement scheme still have certain shortcomings in terms of structure, installation, maintenance, safety performance and the like, and there is a need for a converging grid-connected box with simpler structure, convenient installation, simple maintenance and superior safety performance to meet market demands.

Disclosure of Invention

Aiming at the defects and problems in the prior art, the utility model provides a brand-new converging grid-connected box design, and the problems in the prior art are effectively solved by adopting key components such as a rectangular frame, a bearing plate assembly, an electric bracket and the like.

The utility model solves the technical problems by adopting the scheme that: the utility model provides a collection grid-connected box, including box and electrical support, still include the carrier plate subassembly, the carrier plate subassembly includes loading board and support frame, there is the fixed orifices at the edge equipartition of loading board, each fixed orifices is fixed with the wall body through the inflation silk respectively, there is the mounting hole respectively at the middle part of loading board to be used for fixed electrical support, vertical fixation has the support frame respectively in the apex angle position all around of loading board, it has the pilot hole to distribute on each support frame, the back wall of box has the fretwork area, be located the inner wall all around of box frame and be fixed with the linking frame respectively, the equipartition is fixed with the swivel nut on each linking frame, the pilot hole of support frame corresponds and is in the same place through the bolt fastening with corresponding linking frame upper swivel nut respectively.

Further, the top and the bottom of the rectangular frame of the box body are respectively provided with a reinforced top beam and a reinforced bottom beam, two ends of the reinforced top beam and the reinforced bottom beam of the frame are respectively provided with supporting perforations, and each supporting perforation is matched with the cross section shape of the corresponding supporting frame and is used for sleeving each supporting frame.

Further, a sealing ring is fixed around the surface of the bearing plate.

Further, the electric support comprises an inner support, an electric installation frame and a switching element, wherein the inner support comprises inward flanging and is provided with through holes respectively, the through holes are fixed with corresponding mounting holes on the bearing plate together through screws, the electric installation frame is transversely fixed on the front side of the inner support, and the switching element is fixed on the installation frame.

Further, a temporary protection cover is fixed to the outer side of the inner bracket, and covers the outer side of the switching element.

The utility model has the beneficial effects that: the installation is convenient: the carrier plate subassembly is fixed with the wall body through the inflation silk at first, and the support frame passes through the bolt fastening together with the linking frame, can accomplish the busbar bundle connection of main part at first under the abundant circumstances of exposing of each electrical component, then the assembly box for the installation is simple and convenient swift, has improved installation effectiveness. Compared with the traditional converging grid-connected box, the utility model has more humanized design and strong practicability, and is suitable for the power transmission and distribution requirements of various scenes. Has stronger practicability and market prospect and is expected to be widely applied in the field of power transmission and distribution equipment.

Good support and adaptability: the carrier plate subassembly supports each other with box 1, has strengthened the overall stability of converging grid-connected box, ensures that electrical component can stable work in the use. The convergence grid-connected box design allows various electrical elements to be mounted on the electrical support, has high adaptability, can meet power input requirements of different types and specifications, and further adapts to diversified application scenes.

Drawings

FIG. 1 is a schematic view of the external structure of a converging grid-connected box of the present utility model;

FIG. 2 is a schematic diagram of the assembly relationship of FIG. 1;

fig. 3 is a schematic perspective view of a carrier assembly.

Reference numerals in the drawings: the box body 1, the bearing plate assembly 2, the electric bracket 3, the frame 11, the reinforced top beam 12, the reinforced bottom beam 13, the side wall 14, the hollowed-out area 15, the top plate 16, the bottom plate 17, the box door 18, the bearing plate 21, the fixing hole 22, the supporting frame 23, the assembly hole 24, the mounting hole 25, the connecting frame 26, the screw sleeve 27, the sealing ring 28, the inner bracket 31, the electric mounting frame 32, the switching element 33 and the temporary protection cover 34.

Detailed Description

The utility model will be further described with reference to the drawings and examples.

Examples

The utility model provides a collection grid-connected box, as shown in fig. 1 and 2, mainly includes box 1, carrier plate subassembly 2 and electric support 3 etc. wherein, box 1 includes frame 11, reinforcing back timber 12, reinforcing bottom beam 13, lateral wall 14, fretwork district 15, roof 16, bottom plate 17 and chamber door 18. Wherein, there are reinforcing top beam 12 and reinforcing bottom beam 13 at the top and bottom of the rectangular frame 11 respectively, the left and right sides of the rectangular frame 11 fix the lateral wall 14 respectively, fix roof 16 and bottom plate 17 respectively from top to bottom, the front side installs the chamber door 18 through the hinge, the back wall has the fretwork district 15. Threading holes are distributed on the bottom plate for installing the wire holder and fixing the bus bars.

As shown in fig. 3, the carrier plate assembly 2 includes a carrier plate 21, a support bracket 23, an engagement bracket 26, a threaded sleeve 27, and a seal ring 28. Wherein, fixing holes 22 are uniformly distributed on the edge of the bearing plate 21, each fixing hole 22 is respectively fixed with the wall body through an expansion wire, mounting holes 25 are respectively arranged in the middle of the bearing plate 21 and used for fixing the electric bracket 3, supporting frames 23 are respectively and vertically fixed at the top angle positions around the bearing plate 21, and assembling holes 24 are distributed on each supporting frame 23.

As shown in fig. 2, the inner walls around the box frame are respectively fixed with a connecting frame 26, each connecting frame 26 is uniformly distributed and fixed with a screw sleeve 27, and the assembly holes 24 of the supporting frame 23 respectively correspond to the screw sleeves 27 on the corresponding connecting frames 26 and are fixed together through bolts.

In addition, a sealing ring 28 may be fixed around the surface of the bearing plate, so as to improve the tightness of the edges around the rest of the box body of the bearing plate 21.

Further, support perforations may be provided at both ends of the reinforcing top beam 12 and the reinforcing bottom beam 13 of the frame 11, respectively, each of the support perforations being matched with the cross-sectional shape of the corresponding support frame 23, and being used to house each support frame 23.

The electrical rack 3 comprises an inner rack 31, an electrical mounting rack 32, a switching element 33 and a temporary protection cover 34. Wherein, the inner support 31 is rectangular and comprises inward flanges, each flange is provided with a perforation, each perforation is fixed with a corresponding mounting hole 25 on the bearing plate through a screw, the electric installation frame 32 is transversely fixed on the front side of the inner support 31, and the switch element 33 is fixed on the installation frame 32.

Further, a temporary protection cover 34 is fixed to the outer side of the inner bracket, and covers the outer side of the switching element 33 to provide a protection measure for the electrical element during the installation process.

The using process of the scheme comprises the following steps:

1. and (2) mounting: the bearing plate 21 is first fixed to the wall body through the fixing holes 22 and the expansion wires. Next, the electrical bracket 3 is mounted to the middle mounting hole 25 of the carrier plate 21. The supporting frames 23 are respectively and vertically fixed at the peripheral vertex angle positions of the bearing plate 21, and the assembly holes 24 on each supporting frame 23 are ensured to correspond to the screw sleeves 27 on the corresponding connecting frames 26. Then, the fitting hole 24 of the supporting frame 23 and the screw sleeve 27 on the engagement frame 26 are fixed together by bolts.

2. The method comprises the following steps: inside the convergence grid box, various electric components are mounted on the electric bracket 3, a plurality of power input lines are connected to the respective electric components, and then output lines are connected to output ports of the convergence grid box. After ensuring that all connections are correct, the door 18 is closed and locked.

3. Maintenance: when the electrical components in the bus bar and grid box need to be inspected or maintained, the box door 18 is opened to perform corresponding maintenance operations. After completion, the door 18 is closed and locked again.

The converging grid-connected box has the advantages of improved safety performance and easiness in upgrading and expanding. The sealing ring is beneficial to preventing dust, moisture and other impurities from entering the converging grid-connected box and protecting the electrical elements from being damaged; the converging grid-connected box is simple in structure and convenient to install and maintain, and can upgrade and expand internal electric elements at any time according to actual requirements, so that the service life and performance of the converging grid-connected box are improved. Can meet the requirements of modern power transmission and distribution equipment and has wide application prospect.

The above detailed description of the present utility model is merely illustrative or explanatory of the principles of the utility model and is not necessarily intended to limit the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model.

Claims (5)

1. The utility model provides a collection grid-connected box, including box (1) and electrical support (3), a serial communication port, still include carrier plate subassembly (2), carrier plate subassembly (2) are including carrier plate (21) and support frame (23), the edge equipartition at carrier plate (21) has fixed orifices (22), each fixed orifices (22) are fixed with the wall body through the inflation silk respectively, there is mounting hole (25) respectively in the middle part of carrier plate (21) to be used for fixed electrical support (3), top angle position is perpendicular fixed with support frame (23) respectively around carrier plate (21), the distribution has mounting hole (24) on each support frame (23), the back wall of box (1) has fretwork area (15), be fixed with link up frame (26) respectively at the inner wall all around that is located the box frame, the equipartition is fixed with swivel nut (27) on each link up frame (26), the mounting hole (24) of support frame (23) correspond and are together through the bolt fastening with swivel nut (27) on corresponding link up frame (26) respectively.

2. The converging grid-connected box according to claim 1, wherein the top and bottom of the rectangular frame (11) of the box body (1) are respectively provided with a reinforcing top beam (12) and a reinforcing bottom beam (13), and support perforations are respectively arranged at two ends of the reinforcing top beam (12) and the reinforcing bottom beam (13) of the frame (11), and each support perforation is matched with the cross-sectional shape of a corresponding support frame (23) and is used for sleeving each support frame (23).

3. The busbar grid box according to claim 1, characterized in that sealing rings (28) are fixed around the surface of the carrier plate.

4. The busbar box according to claim 1, characterized in that the electrical bracket (3) comprises an inner bracket (31), an electrical mounting bracket (32) and a switching element (33), the inner bracket (31) comprises inward flanges and is provided with perforations respectively, the perforations are fixed with corresponding mounting holes (25) on the bearing plate together by screws, the electrical mounting bracket (32) is transversely fixed on the front side of the inner bracket (31), and the switching element (33) is fixed on the mounting bracket (32).

5. The junction box according to claim 4, wherein a temporary protection cover (34) is further fixed to the outer side of the inner bracket, and the temporary protection cover covers the outer side of the switching element (33).