CN214675062U

CN214675062U - Flow collecting box suitable for high power

Info

Publication number: CN214675062U
Application number: CN202120386711.2U
Authority: CN
Inventors: 吴秀亮
Original assignee: ZHEJIANG TIANQI ELECTRIC CO Ltd
Current assignee: ZHEJIANG TIANQI ELECTRIC CO Ltd
Priority date: 2021-02-22
Filing date: 2021-02-22
Publication date: 2021-11-09
Anticipated expiration: 2031-02-22

Abstract

The utility model discloses a combiner box suitable for high power, in particular to the field of photovoltaic power generation combiner equipment, which comprises a combiner box body, wherein one side of the combiner box body is provided with a heat dissipation mechanism, and a waterproof mechanism is arranged inside the combiner box body; the heat dissipation mechanism comprises a heat dissipation substrate, and a plurality of heat dissipation fins are fixedly arranged on one side of the outer portion of the heat dissipation substrate. The utility model discloses a set up heat dissipation mechanism, when the radiating rod cooperates with the heat dissipation fan blade, thereby to the preliminary heat dissipation of the inside equipment of collection flow box body, prevent that collection flow box body from leading to inside equipment damage because inside equipment high temperature, then start finned radiator, thereby carry out the heat transfer through finned radiator with hot-blast, radiating fin can increase finned radiator radiating range simultaneously, strengthen the radiating effect to the inside device of collection flow box body then, reduce the device and take place to damage, improve the operation result of use.

Description

Flow collecting box suitable for high power

Technical Field

The utility model belongs to the technical field of photovoltaic power generation equipment that converges, especially, relate to a be applicable to powerful collection flow box.

Background

The junction box is a wiring device which ensures the orderly connection and confluence functions of photovoltaic modules in a photovoltaic power generation system, so that the power failure range of the system is reduced during inspection and maintenance, the junction box refers to the fact that a user can connect photovoltaic cells with a certain quantity and the same specification in series to form a plurality of photovoltaic strings, then a plurality of photovoltaic strings are connected into the photovoltaic junction box in parallel, and after the photovoltaic junction box is internally converged, the photovoltaic junction box is matched with a controller, a direct current power distribution cabinet, a photovoltaic inverter and an alternating current power distribution cabinet to form a complete photovoltaic power generation system.

In the actual use, the current collection flow box that partial photovoltaic power generation used often is in the installation in-process of using, and the heat that produces by incasement device operation piles up the influence, breaks down easily to influence normal operating effect.

SUMMERY OF THE UTILITY MODEL

The utility model provides a be applicable to powerful collection flow box aims at solving the in-process that the collection flow box that photovoltaic power generation used that the aforesaid exists is using, because the influence is piled up to the heat that the operation of incasement device produced, so breaks down easily, consequently makes the problem that incasement device can not normal operating.

The utility model discloses a realize like this, the utility model provides a following technical scheme: a junction box suitable for high power comprises a junction box body, wherein a heat dissipation mechanism is arranged on one side of the junction box body, and a waterproof mechanism is arranged inside the junction box body;

the heat dissipation mechanism comprises a heat dissipation base plate, a plurality of heat dissipation fins are fixedly arranged on one side of the outer portion of the heat dissipation base plate, a positioning convex rib is arranged on one side of the outer portion of the heat dissipation base plate, a mounting plate is arranged on one side of the manifold box body, a plurality of pressing strips are arranged on one side of the outer portion of the mounting plate, a fin type heat radiator is arranged on one side of the outer portion of the mounting plate, a limiting screw is fixedly arranged at the joint of the mounting plate and the pressing strips, a plurality of heat dissipation motors are fixedly arranged on one side of the inner wall of the manifold box body, a heat dissipation rod is fixedly arranged at the output end of each heat dissipation motor, a heat dissipation fan blade is fixedly arranged at one end of each heat dissipation rod, and a plurality of movable holes are formed in the bottom of the manifold box body;

waterproof mechanism includes the waterproof board, the waterproof board top is provided with waterproof adhesive tape, the outside one side of collection flow box body is provided with the hinge, hinge one side is provided with the chamber door, the viewing aperture has been seted up to the outside one side of chamber door, the inside viewing aperture that is provided with of viewing aperture, chamber door one side is provided with the installation adhesive tape.

In a preferred embodiment, the inner cavity of the junction box body is provided with a connecting plate, one side of the outside of the connecting plate is sequentially provided with a communication wiring terminal, a positive input terminal group and a positive output terminal from left to right, and one side of the outside of the connecting plate is sequentially provided with a grounding terminal, a negative input terminal group and a negative output terminal from left to right.

In a preferred embodiment, one side of the outside of the connecting plate is provided with a plurality of screws, one side of the outside of the screws is fixedly provided with a plurality of connecting blocks, one end of each screw is provided with an arc-shaped hoop, and one side of the connecting plate is provided with a cushion block.

In a preferred embodiment, a junction box is arranged at the bottom of the inner cavity of the junction box body, a plurality of wiring ports are formed at the top of the junction box, and a plurality of mounting holes are formed in one side of the outside of the junction box.

In a preferred embodiment, the bottom of the junction box body is provided with a plurality of circuit mounting ports, and the bottom of the junction box body is provided with a supporting block, and the bottom of the supporting block is provided with a supporting leg.

In a preferred embodiment, a maintenance box is arranged on one side of the exterior of the box door, a maintenance opening is formed in one side of the maintenance box, and a maintenance drawer is arranged inside the maintenance opening.

In a preferred embodiment, a service handle is fixedly arranged on one side of the outer part of the service drawer, and the cross section of the service drawer is rectangular.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the arrangement of the heat dissipation mechanism, in order to prevent the heat dissipation fins from falling off, the heat dissipation fins are primarily fixed through the positioning ribs to prevent the heat dissipation fins from falling off, meanwhile, through the matching of the mounting plate and the pressing strips, the heat dissipation fins are further fixed again to further prevent the heat dissipation fins from falling off, then, the heat dissipation motor is started to drive the heat dissipation rods on the heat dissipation motor to rotate, meanwhile, when the heat dissipation rods are matched with the heat dissipation blades, the primary heat dissipation is carried out on equipment inside the header box body, the damage to the equipment inside the header box body due to the overhigh temperature of the equipment inside the header box body is prevented, then, the finned radiators on the heat dissipation fins are started, so that the hot air dissipated by the heat dissipation blades is subjected to heat exchange through the finned radiators, the heat dissipation fins can enlarge the heat dissipation range of the finned radiators, and further, the heat dissipation effect on devices inside the header box body is enhanced, the device damage is reduced, and the operation and use effects are improved;

2. through setting up waterproof mechanism, in order to prevent when rainy day, the rainwater gets into inside the collection flow box through the gap on the chamber door, through installing the installation adhesive tape on the chamber door, thereby prevent that the rainwater from getting into inside the collection flow box body through the gap, simultaneously in order to prevent to converge flow box body internal plant sudden damage, maintenance person does not take repair tools, then through at the inside reserve repair tools of maintenance drawer, thereby maintenance in time goes on, simultaneously in order to prevent the more clear condition of knowing collection flow box body inside of maintenance person, then through the observation board on the chamber door, thereby observe inside particular case, thereby carry out safeguard measure or maintenance measure, avoid maintenance person to receive the harm, then maintenance efficiency has been improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the heat dissipation mechanism of the present invention.

Fig. 3 is a schematic diagram of the connection plate structure of the present invention.

Fig. 4 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1. a combiner box body; 2. a heat-dissipating substrate; 3. a heat dissipating fin; 4. positioning the convex ribs; 5. mounting a plate; 6. layering; 7. a finned heat sink; 8. a limit screw; 9. a heat dissipation motor; 10. a heat dissipation rod; 11. a heat dissipation fan blade; 12. a movable hole; 13. a waterproof sheet; 14. a waterproof adhesive tape; 15. a hinge; 16. a box door; 17. a viewing port; 18. an observation plate; 19. mounting an adhesive tape; 20. a connecting plate; 21. a communication wiring terminal; 22. a positive input terminal group; 23. a positive output terminal; 24. a ground terminal; 25. a negative input terminal group; 26. a negative output terminal; 27. a screw; 28. connecting blocks; 29. an arc-shaped hoop; 30. cushion blocks 31 and junction boxes; 32. a wiring port; 33. mounting holes; 34. a circuit mounting port; 35. and (7) maintaining the box.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The junction box suitable for high power shown in fig. 1-4 comprises a junction box body 1, wherein a heat dissipation mechanism is arranged on one side of the junction box body 1, and a waterproof mechanism is arranged inside the junction box body 1;

the heat dissipation mechanism comprises a heat dissipation base plate 2, a plurality of heat dissipation fins 3 are fixedly arranged on one side of the outer portion of the heat dissipation base plate 2, a positioning convex rib 4 is arranged on one side of the outer portion of the heat dissipation base plate 2, a mounting plate 5 is arranged on one side of a confluence box body 1, a plurality of pressing strips 6 are arranged on one side of the outer portion of the mounting plate 5, a fin type heat sink 7 is arranged on one side of the outer portion of the mounting plate 5, a limiting screw 8 is fixedly arranged at the joint of the mounting plate 5 and the pressing strips 6, a plurality of heat dissipation motors 9 are fixedly arranged on one side of the inner wall of the confluence box body 1, a heat dissipation rod 10 is fixedly arranged at the output end of each heat dissipation motor 9, a heat dissipation fan blade 11 is fixedly arranged at one end of each heat dissipation rod 10, and a plurality of movable holes 12 are formed in the bottom of the confluence box body 1;

waterproof mechanism includes waterproof board 13, and waterproof rubber strip 14 is provided with at waterproof board 13 top, and 1 outside one side of collection flow box body is provided with hinge 15, and hinge 15 one side is provided with chamber door 16, and viewing aperture 17 has been seted up to 16 outside one sides of chamber door, and viewing aperture 17 is inside to be provided with

observation board

18, and 16 one sides of chamber door are provided with installation adhesive strip 19.

As shown in fig. 1, a connecting plate 20 is disposed in an inner cavity of the junction box body 1, a communication terminal 21, a positive input terminal group 22 and a positive output terminal 23 are sequentially disposed on an outer side of the connecting plate 20 from left to right, and a ground terminal 24, a negative input terminal group 25 and a negative output terminal 26 are sequentially disposed on an outer side of the connecting plate 20 from left to right, so that the connecting plate 20 is conveniently mounted inside the junction box body 1.

As shown in fig. 3, a plurality of screws 27 are disposed on one side of the outer portion of the connecting plate 20, a plurality of connecting blocks 28 are fixedly disposed on one side of the outer portion of the screws 27, an arc hoop 29 is disposed at one end of each screw 27, and a cushion block 30 is disposed on one side of the connecting plate 20, so that the connecting plate 20 is supported by the cushion block 30.

As shown in fig. 1, a junction box 31 is disposed at the bottom of the inner cavity of the junction box body 1, a plurality of wiring ports 32 are disposed at the top of the junction box 31, and a plurality of mounting holes 33 are disposed on one side of the outside of the junction box 31, so that the inside circuit can be observed through the mounting holes 33.

As shown in the attached drawing 1, a plurality of circuit installing ports 34 are formed in the bottom of the confluence box body 1, supporting blocks are arranged at the bottom of the confluence box body 1, and supporting legs are arranged at the bottoms of the supporting blocks so as to support the supporting blocks and the confluence box body 1 through the supporting legs respectively.

As shown in fig. 1, a maintenance box 35 is disposed on one side of the exterior of the box door 16, a maintenance opening is disposed on one side of the maintenance box 35, and a maintenance drawer is disposed inside the maintenance opening, so that the maintenance drawer can be installed inside the maintenance opening.

As shown in the attached figure 1, a maintenance handle is fixedly arranged on one side of the outer part of the maintenance drawer, and the cross section of the maintenance drawer is rectangular so as to facilitate the installation of the maintenance drawer and the maintenance handle.

The utility model discloses the theory of operation: firstly, a bus box body 1 is installed at a specified place, a connecting plate 20 is installed inside the bus box body 1, then a circuit is connected and installed through a communication wiring terminal 21, a positive input terminal group 22, a positive output terminal 23, a grounding terminal 24, a negative input terminal group 25 and a negative output terminal 26 on the connecting plate 20, in order to prevent the overhigh temperature when the bus box body 1 is connected with electricity, a radiating motor 9 is started, then a radiating rod 10 is driven to rotate through the radiating motor 9, because a radiating fan blade 11 is installed on the radiating rod 10, then the device inside the internal bus box body 1 is primarily radiated through the radiating fan blade 11, then the radiating fan blade 11 is matched with a radiating fin 3 on a radiating base plate 2, then the radiating fin 3 is primarily fixed through a positioning rib, the radiating fin 3 is prevented from falling off, and meanwhile, through the matching of an installing plate 5 and a pressing strip 6, then it is fixed to radiating fin 3 once more, further prevent that radiating fin 3 from droing, then start finned radiator 7 on radiating fin 3, the hot-blast heat transfer that blows off radiating fan blade 11, thereby cool off the equipment of the 1 inner chamber of collection flow box body, prevent that 1 internal plant of collection flow box body high temperature from leading to equipment to damage, then install maintenance box 35 on chamber door 16, thereby prevent that internal plant from damaging timely maintenance, then install installation adhesive tape 19 on chamber door 16, prevent rainy day, the rainwater gets into collection flow box body 1 inside through the gap on chamber door 16, thereby install the condition of observing inside on chamber door 16 simultaneously and observing plate 18, prevent that 1 inside damage of collection flow box body from appearing and can in time take precautions against.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a collection flow box suitable for high-power, includes the collection flow box body, its characterized in that: a heat dissipation mechanism is arranged on one side of the confluence box body, and a waterproof mechanism is arranged inside the confluence box body;

2. The junction box for high power according to claim 1, wherein: the junction box comprises a junction box body and is characterized in that a connecting plate is arranged in an inner cavity of the junction box body, a communication wiring terminal, a positive input terminal group and a positive output terminal are sequentially arranged on one side of the outside of the connecting plate from left to right, and a grounding terminal, a negative input terminal group and a negative output terminal are sequentially arranged on one side of the outside of the connecting plate from left to right.

3. The junction box for high power according to claim 2, wherein: the connecting plate is characterized in that a plurality of screw rods are arranged on one side outside the connecting plate, a plurality of connecting blocks are fixedly arranged on one side outside the screw rods, arc-shaped hoops are arranged at one ends of the screw rods, and cushion blocks are arranged on one side of the connecting plate.

4. The junction box for high power according to claim 1, wherein: the junction box is arranged at the bottom of the inner cavity of the junction box body, a plurality of wiring ports are formed in the top of the junction box, and a plurality of mounting holes are formed in one side of the outer portion of the junction box.

5. The junction box for high power according to claim 1, wherein: a plurality of circuit installation ports are formed in the bottom of the junction box body, supporting blocks are arranged at the bottom of the junction box body, and supporting legs are arranged at the bottoms of the supporting blocks.

6. The junction box for high power according to claim 1, wherein: the refrigerator door is characterized in that a maintenance box is arranged on one side of the outside of the refrigerator door, a maintenance opening is formed in one side of the maintenance box, and a maintenance drawer is arranged inside the maintenance opening.

7. The junction box for high power according to claim 6, wherein: the maintenance drawer is characterized in that a maintenance handle is fixedly arranged on one side of the outer portion of the maintenance drawer, and the cross section of the maintenance drawer is rectangular.