CN212034078U - Combiner box - Google Patents

Abstract

The utility model belongs to the technical field of combiner boxes, and discloses a combiner box, which comprises a base, a box body, a top plate, a box door, a component assembly, a junction box, a cooling fan and cooling fins; the box body is installed on the base, a box door is installed on the box body through a hinge shaft, a transparent observation window is arranged on the box door, a component assembly is installed in the center of the interior of the box body, a junction box is installed at the bottom of the box body, and a plurality of wiring terminals are connected and arranged at the bottom of the junction box. The utility model arranges the waterproof rubber strip on the box door, thereby avoiding the water vapor from invading the box body, and the front end of the top plate of the box body is provided with the water baffle and the drainage groove, thereby preventing the rainwater from overflowing forwards and meeting the daily rainproof requirement; the radiating fins and the radiating fan are arranged on the inner wall of the box body to timely radiate heat radiated by the devices in the box body, so that the damage of the devices caused by heat accumulation is avoided; thereby effectively reducing the failure rate and the maintenance cost and prolonging the service life of the box body and the internal devices thereof.

Description

Combiner box

Technical Field

The utility model relates to a collection flow box technical field, in particular to collection flow box.

Background

The junction box is a wiring device which ensures the orderly connection and junction function of photovoltaic modules in the photovoltaic power generation system, so that the power failure range of the system is reduced during inspection and maintenance. After the photovoltaic modules converge in the convergence box, the photovoltaic modules cooperate with devices such as a controller and an inverter to form a complete photovoltaic power generation system. But current photovoltaic power generation is with converging flow box because install outdoor usually, it is great to receive the environmental impact, if ambient temperature is than, the heat that the operation of incasement device produced piles up, breaks down easily, influences the normal operating of system, and the box easily receives the impact of wind and rain in addition, and the stationary blade of junction takes place to deform, and fracture after a period, the box also drops the damage thereupon, and the replacement cost is on the high side.

The junction box is a wiring device for ensuring the orderly connection and junction functions of photovoltaic modules in a photovoltaic power generation system. The device can ensure that photovoltaic system is in maintenance, easily the cut-off circuit when the inspection, reduce the scope that has a power failure when photovoltaic system breaks down, the collection flow box indicates that the user can establish ties certain quantity, the same photovoltaic cell of specification, constitute individual photovoltaic tandem, then parallelly connected the access photovoltaic of a plurality of photovoltaic tandem and converge the flow box, converge the flow box back in the photovoltaic, through the controller, direct current switch board, photovoltaic inverter, alternating current switch board, thereby complete photovoltaic power generation system is constituteed in supporting use, the realization is incorporated into the power networks with the commercial power, but current collection flow box waterproof performance is poor, the radiating effect is limited.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a header box, a box door is sealed and closed with a box body through a hinge shaft, a waterproof adhesive tape is arranged on the box door, water vapor is prevented from invading the inside of the box body, a water baffle and a drainage groove are arranged at the front end of a top plate of the box body, rainwater is prevented from overflowing forwards, the daily rainproof requirement is met, and top water accumulation is avoided; the structure is simple, and the assembly and the subsequent use and maintenance are easy; in addition, the radiating fins and the radiating fan are arranged on the inner wall of the box body to timely radiate heat radiated by the devices in the box body, so that the damage of the devices caused by heat accumulation is avoided; thereby effectively reducing the failure rate and the maintenance cost and prolonging the service life of the box body and the internal devices thereof; the cotton that absorbs water simultaneously can absorb the moisture, also can avoid external moisture invasion when keeping inside dry, and the radiating effect is showing, still has the moisture absorption function.

In order to achieve the above object, the utility model provides a combiner box, which comprises a base, a box body, a top plate, a box door, a component assembly, a junction box, a cooling fan and cooling fins; the box is installed on the base, be provided with the chamber door through the hinge installation on the box, be provided with transparent observation window on the chamber door, components and parts subassembly is equipped with to the installation of box internal center, the installation of box bottom is provided with the terminal box, the connection of terminal box bottom is provided with a plurality of binding post, and the binding post lower extreme passes the bottom half and extends to the base below, be provided with radiating fin through the mounting bracket installation on the inner wall of box left side, be provided with the layering that is used for fixed radiating fin on the mounting bracket, it is provided with the heat dissipation box to correspond radiating fin department on the box outer wall, has seted up a plurality of louvre on the heat dissipation box, the wall mounting.

Optionally, a top plate is installed at the top of the box body, a water baffle is integrally formed on the front end of the top plate, and a drainage groove is formed in the water baffle.

Optionally, the connection terminal comprises a positive input terminal group, a negative input terminal group, a positive output terminal, a negative output terminal, a communication connection terminal and a ground terminal.

Optionally, the heat dissipation box is filled with absorbent cotton.

Optionally, four corners of the bottom of the base are provided with support pads.

Optionally, waterproof rubber strips are installed and arranged on the edges around the box door.

The technical scheme of the utility model is that the box door is sealed and closed with the box body through the hinge shaft, and the waterproof rubber strip is arranged on the box door, thus avoiding the water vapor from invading the box body, the front end of the top plate of the box body is provided with the water baffle and the drainage groove, preventing the rainwater from overflowing forwards, meeting the daily rainproof requirement and avoiding the top water accumulation; the structure is simple, and the assembly and the subsequent use and maintenance are easy; in addition, the radiating fins and the radiating fan are arranged on the inner wall of the box body to timely radiate heat radiated by the devices in the box body, so that the damage of the devices caused by heat accumulation is avoided; thereby effectively reducing the failure rate and the maintenance cost and prolonging the service life of the box body and the internal devices thereof; the cotton that absorbs water simultaneously can absorb the moisture, also can avoid external moisture invasion when keeping inside dry, and the radiating effect is showing, still has the moisture absorption function.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of a combiner box according to the present invention;

fig. 2 is a left side view of a combiner box according to the present invention;

fig. 3 is a schematic structural view illustrating the installation of the heat dissipation fins in the header box according to the present invention;

fig. 4 is a schematic view of a bottom view of the base in the junction box of the present invention.

In the figure: 1. a base; 2. a box body; 3. a top plate; 4. a box door; 5. a transparent viewing window; 6. a hinge shaft; 7. a component assembly; 8. a junction box; 9. a heat radiation fan; 10. a wiring terminal; 11. a mounting frame; 12. a heat dissipating fin; 13. a water baffle; 14. a support pad; 15. a waterproof adhesive tape; 16. a heat dissipation box; 17. heat dissipation holes; 18. a water discharge tank; 19. and (7) pressing strips.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1-4, the present invention provides a combiner box, which includes a base 1, a box body 2, a top plate 3, a box door 4, a component assembly 7, a junction box 8, a heat dissipation fan 9 and heat dissipation fins 12; the utility model discloses a box, including box 2, hinge 6, terminal box 8, binding post 10, box 2, heat dissipation box 16, a plurality of louvres 17 have been seted up on heat dissipation box 16, box 2 is last to be provided with chamber door 4 through the installation of hinge 6, be provided with transparent observation window 5 on the chamber door 4, components and parts subassembly 7 is installed at 2 inside centers of box, the bottom installation is provided with terminal box 8 in the box 2, the connection of 8 bottoms of terminal box is provided with a plurality of binding post 10, and binding post 10 lower extreme passes the box 2 bottom and extends to the base 1 below, be provided with radiating fin 12 through the installation of mounting bracket 11 on the inner wall of box 2 left side, be provided with the layering 19 that is used for fixed radiating fin 12 on the mounting bracket 11.

Specifically, the top plate 3 is installed at the top of the box body 2, a water baffle 13 is integrally formed at the front end of the top plate 3, and a drainage groove 18 is formed in the water baffle 13.

Specifically, the connection terminal 10 includes a positive input terminal group, a negative input terminal group, a positive output terminal, a negative output terminal, a communication connection terminal, and a ground terminal.

Specifically, the inside of the heat dissipation box 16 is filled with absorbent cotton.

Specifically, four corners of the bottom of the base 1 are provided with supporting pads 14.

Specifically, waterproof rubber strips 15 are arranged on the edges of the periphery of the box door 4.

The utility model discloses a theory of operation and use flow: when the utility model is used, a worker seals and closes the box door 4 and the box body 2 through the hinge shaft 6, and the waterproof rubber strip 15 is arranged on the box door 4, so that water vapor is prevented from invading the box body 2, the front end of the top plate 3 of the box body 2 is provided with the water baffle 13 and the drainage groove 18, rainwater is prevented from overflowing forwards, the daily rainproof requirement is met, and top water accumulation is avoided; the structure is simple, and the assembly and the subsequent use and maintenance are easy; in addition, the heat radiating fins 12 and the heat radiating fan 9 are arranged on the inner wall of the box body 2 to timely radiate heat radiated by devices in the box body, so that the damage of the devices caused by heat accumulation is avoided; thereby effectively reducing the failure rate and the maintenance cost and prolonging the service life of the box body and the internal devices thereof; the cotton that absorbs water simultaneously can absorb the moisture, also can avoid external moisture invasion when keeping inside dry, and the radiating effect is showing, still has the moisture absorption function.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims (6)

1. A header box is characterized by comprising a base (1), a box body (2), a top plate (3), a box door (4), a component assembly (7), a junction box (8), a cooling fan (9) and cooling fins (12); the box body (2) is arranged on the base (1), a box door (4) is arranged on the box body (2) through a hinge shaft (6), a transparent observation window (5) is arranged on the box door (4), a component assembly (7) is arranged at the center inside the box body (2), a junction box (8) is arranged at the bottom inside the box body (2), a plurality of wiring terminals (10) are connected and arranged at the bottom of the junction box (8), the lower ends of the wiring terminals (10) penetrate through the bottom of the box body (2) and extend to the lower part of the base (1), heat dissipation fins (12) are arranged on the inner wall of the left side of the box body (2) through a mounting frame (11), pressing strips (19) used for fixing the heat dissipation fins (12) are arranged on the mounting frame (11), heat dissipation boxes (16) are arranged on the outer wall of the box body (2) corresponding to the heat dissipation fins (12), and, and a heat radiation fan (9) is arranged on the inner wall of the right side of the box body (2).

2. The combiner box according to claim 1, characterized in that a top plate (3) is installed on the top of the box body (2), a water baffle (13) is integrally formed on the front end of the top plate (3), and a drainage groove (18) is formed on the water baffle (13).

3. The combiner box according to claim 1, characterized in that the connection terminal (10) comprises a positive input terminal set, a negative input terminal set, a positive output terminal, a negative output terminal, a communication connection terminal, a ground terminal.

4. The combiner box according to claim 1, characterized in that the heat dissipation box (16) is filled with absorbent cotton.

5. The combiner box according to claim 1, characterized in that the base (1) is provided with support pads (14) at four corners of its bottom.

6. The combiner box according to claim 1, characterized in that a waterproof rubber strip (15) is mounted on the peripheral edge of the box door (4).

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