CN213367716U

CN213367716U - Group battery cluster structure of photovoltaic conflux case

Info

Publication number: CN213367716U
Application number: CN202022375754.9U
Authority: CN
Inventors: 朱佳晨; 曹睿; 李源
Original assignee: Fengdexin Power Development Co ltd
Current assignee: Fengdexin Power Development Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-06-04
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses a battery pack string structure of a photovoltaic combiner box, in particular to the technical field of photovoltaic combiner boxes, which comprises a photovoltaic combiner box body, wherein the inner wall of the photovoltaic combiner box body is provided with a chute, a mounting plate is sleeved in the chute in a sliding way, fuses which are uniformly distributed are fixedly arranged on one side of the mounting plate, a threaded hole is arranged at the center of the top of the photovoltaic combiner box body, a metal rain collecting box is sleeved at the top of the inner wall of the threaded hole in a threaded way, and a water inlet hole is arranged at the center of the top of the inner wall; the utility model discloses can connect the positive negative pole of battery string circuit on the fuse on the mounting panel, form a group battery string structure, the user can be in the spout round trip movement mounting panel, makes and can vacate the region in the photovoltaic conflux case and install other parts, has enlarged the usage space in the photovoltaic conflux case, utilizes positioning bolt can fix between mounting panel and the photovoltaic conflux case after the removal, has improved the practicality of group battery string structure.

Description

Group battery cluster structure of photovoltaic conflux case

Technical Field

The utility model relates to a photovoltaic conflux case technical field, more specifically say, the utility model relates to a photovoltaic conflux case's group battery cluster structure.

Background

In a photovoltaic power generation system, a plurality of photovoltaic modules are connected in series to form a circuit unit with a certain direct current output, which is called a module string or a group string for short. A user can connect a certain number of photovoltaic cells with the same specification in series to form a plurality of photovoltaic strings, and then connect the photovoltaic strings into a photovoltaic combiner box in parallel to play a role in combining and monitoring, wherein the photovoltaic combiner box is a typical application representative of group string current. After the current is converged in the photovoltaic combiner box, the controller, the direct-current power distribution cabinet, the photovoltaic inverter and the alternating-current power distribution cabinet are matched for use, so that a complete photovoltaic power generation system is formed, and grid connection with commercial power is realized.

Some photovoltaic conflux case bodies that have now are small, and the fuse of connecting the battery pack cluster occupies space also not portable for can't vacate the space of installing other parts in the photovoltaic conflux case, thereby probably influence the later stage of photovoltaic conflux case and use, and current photovoltaic conflux case radiating effect is not good, so can't satisfy prior art needs.

The above information disclosed in this background section is only for enhancement of understanding of the background of the disclosure and therefore it may contain information that does not constitute prior art that is already known to a person of ordinary skill in the art.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a photovoltaic conflux case's group battery cluster structure, the utility model aims to solve the technical problem that: through the setting of spout, mounting panel, collection rain case and metal evaporation frame, solved and can't remove and can't improve the problem of photovoltaic conflux case radiating effect to the fuse of connecting the battery group cluster.

In order to achieve the above object, the utility model provides a following technical scheme: a battery pack string structure of a photovoltaic combiner box comprises a photovoltaic combiner box body, wherein a chute is formed in the inner wall of the photovoltaic combiner box body, a mounting plate is sleeved in the chute in a sliding manner, uniformly-distributed fuses are fixedly mounted on one side of the mounting plate, a threaded hole is formed in the center of the top of the photovoltaic combiner box body, a metal rain collecting box is sleeved on the top of the threaded hole in a threaded manner, a water inlet hole is formed in the center of the top of the inner wall of the metal rain collecting box, a supporting rod is welded in the middle of the inner wall of the metal rain collecting box, a reset spring is welded on the top of one side of the supporting rod, a sealing rubber plug is bonded on the top of the reset spring, a movable sleeve at the top of the sealing rubber plug is sleeved at the bottom of the inner wall of the water inlet hole, a metal evaporation, the top of the metal rain collecting box is welded with a rain collecting hopper.

In a preferred embodiment, the metal evaporation frame and the top of the rain collecting hopper are movably covered with filter plates, and the two filter plates are in a square ring shape.

In a preferred embodiment, the sliding groove is provided with positioning round holes distributed uniformly.

In a preferred embodiment, the mounting plate is fixed with the positioning round hole in a matched threaded mode through the positioning bolt.

In a preferred embodiment, the bottom of the inner wall of the metal rain collecting box is fixedly sleeved with waterproof joints which are uniformly distributed.

In a preferred embodiment, the rain scoop has length and width dimensions greater than those of the photovoltaic combiner box.

In a preferred embodiment, the length and width dimensions of the metal evaporation rack are greater than the length and width dimensions of the rain collecting hopper.

In a preferred embodiment, the metal evaporation frame is located above the photovoltaic combiner box body.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a metal evaporation frame can carry out the shading for the photovoltaic conflux case body and keep off the rain, avoids the photovoltaic conflux case to be in the ageing of the box that causes in sunshine and the wind and rain environment for a long time, and can take a large amount of heats behind the water evaporation in the metal evaporation frame to the metal material of accessible metal rain-collecting box and metal evaporation frame carries out the heat transfer to the photovoltaic conflux case body, dispels the heat, improves the radiating effect of photovoltaic conflux case.

2. The utility model discloses a rain collecting hopper and metal rain collecting box top can be collected the rainwater, make the rainwater press open the sealing rubber rope and flow into metal rain collecting box through the inlet opening and save, the inlet opening can be plugged up again at the sealing rubber stopper under reset spring's elasticity, seal metal rain collecting box, because the principle metal rain collecting box of intercommunication ware can carry out automatic water supply to metal evaporation frame, wholly through can collecting the rainwater and utilize and to metal evaporation frame automatic water supply, the suitability of group battery cluster structure has been improved.

3. The utility model discloses can connect the positive negative pole of battery string circuit on the fuse on the mounting panel, form a group battery string structure, the user can be in the spout round trip movement mounting panel, makes and can vacate the region in the photovoltaic conflux case and install other parts, has enlarged the usage space in the photovoltaic conflux case, utilizes positioning bolt can fix between mounting panel and the photovoltaic conflux case after the removal, has improved the practicality of group battery string structure.

Drawings

Fig. 1 is an overall structure front view of the present invention.

Fig. 2 is a front sectional view of the overall structure of the present invention.

Fig. 3 is an enlarged view of the structure a in fig. 2 according to the present invention.

Fig. 4 is an enlarged view of the structure B in fig. 2 according to the present invention.

Fig. 5 is a top view of the overall structure of the present invention.

The reference signs are: 1. a photovoltaic combiner box; 11. a waterproof joint; 12. a chute; 13. mounting a plate; 14. a fuse; 15. positioning the circular hole; 16. positioning the bolt; 17. a threaded hole; 2. a metal rain collecting box; 21. a drain pipe; 22. a water inlet hole; 23. a support bar; 24. a return spring; 25. sealing the rubber plug; 3. a metal evaporation rack; 31. a rain collecting hopper; 32. a filter plate.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, steps, and so forth. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

Referring to fig. 1-5, the present invention provides a battery string structure of a photovoltaic combiner box, which comprises a photovoltaic combiner box 1, wherein the photovoltaic combiner box 1 is a common photovoltaic combiner box, and is internally installed with common components such as a lightning arrester and a self-powered power supply, a chute 12 is formed in an inner wall of the photovoltaic combiner box 1, a mounting plate 13 is slidably sleeved in the chute 12, the chute 12 facilitates lifting and moving the mounting plate 13, so that other components are installed in a vacant area in the photovoltaic combiner box 1, fuses 14 are fixedly installed on one side of the mounting plate 13 and are uniformly distributed, the fuses 14 are connected with positive and negative electrodes of a battery string circuit, a threaded hole 17 is formed in a center of a top of the photovoltaic combiner box 1, a metal rain collector box 2 is threadedly sleeved on a top of an inner wall of the threaded hole 17, the threaded hole 17 facilitates installation and disassembly of the metal rain collector box 2, a water inlet hole 22, the water inlet hole 22 is convenient for rainwater to flow into the metal rain collecting box 2, the support rod 23 is welded in the middle of the inner wall of the metal rain collecting box 2, the reset spring 24 is welded at the top of one side of the support rod 23, the support rod 23 can support the reset spring 24, the sealing rubber plug 25 is bonded at the top end of the reset spring 24, the reset spring 24 can support the sealing rubber plug 25, the top of the sealing rubber plug 25 is movably sleeved at the bottom of the inner wall of the water inlet hole 22, the sealing rubber plug 25 can block the water inlet hole 22 under the elastic force of the reset spring 24, so that the metal rain collecting box 2 is sealed, the sealing rubber plug 25 can be sealed by the residual rainwater at the top of the water inlet hole 22, the effect of the communicating device can be achieved after sealing, the metal evaporation frame 3 is welded at the bottom of the outer wall of the metal rain collecting box 2, the metal evaporation frame 3 is convenient, the fixed cover in drain pipe 21 bottom is in 3 inner walls bottoms of metal evaporation frame, and metal rain collecting box 2 can be with the rainwater leading-in to metal evaporation frame 3 through drain pipe 21, and metal rain collecting box 2 and metal evaporation frame 3 are the metal material, and heat conductivility is better, and the welding of 2 tops of metal rain collecting box has collection rain fill 31, and collection rain fill 31 can gather rain for 2 tops of metal rain collecting box.

The top parts of the metal evaporation frame 3 and the rain collecting hopper 31 are movably covered with filter plates 32, the filter plates 32 can filter foreign matters with larger volume, the foreign matters are prevented from blocking holes in the metal evaporation frame 3 and the metal rain collecting box 2, the two filter plates 32 are both in a square ring shape, positioning round holes 15 which are uniformly distributed are formed in the chute 12, the mounting plate 13 is in matched threaded fixation with the positioning round holes 15 through positioning bolts 16, so that the mounting plate 13 and the photovoltaic junction box body 1 after moving can be fixed, waterproof joints 11 which are uniformly distributed are fixedly sleeved at the bottom part of the inner wall of the metal rain collecting box 2, the waterproof effect of a circuit can be improved, for common parts of the existing photovoltaic junction box, the length and width dimensions of the rain collecting hopper 31 are larger than those of the photovoltaic junction box body 1, the rain collecting for the metal rain collecting box 2 is convenient, the length and width dimensions of the metal evaporation frame 3 are larger than those of the rain collecting hopper 31, the metal evaporation rack 3 is positioned above the photovoltaic confluence box body 1, so that the metal evaporation rack 3 can shade light and rain for the photovoltaic confluence box body 1.

The utility model discloses the theory of operation: when in use, the battery string circuit can pass through the waterproof connector 11, and the positive and negative poles of the battery string circuit are connected on the fuse 14 on the mounting plate 13 to form a battery string structure, a user can move the mounting plate 13 back and forth in the chute 12 to make the photovoltaic junction box body 1 leave a space for mounting other components, the positioning round hole 15 and the mounting plate 13 can be fixed by the positioning bolt 16, thereby fixing the moved mounting plate 13 and the photovoltaic junction box body 1, the metal evaporation rack 3 can shade light and rain for the photovoltaic junction box body 1, avoiding the aging of the box body caused by the photovoltaic junction box being in sunshine and wind and rain environment for a long time, and the water in the metal evaporation rack 3 can carry a large amount of heat after being evaporated, thereby conducting heat transfer on the photovoltaic junction box body 1 through the metal rain collecting box 2 and the metal evaporation rack 3 to dissipate heat, rainwater can be collected at collection rain fill 31 and 2 tops of metal rain collecting box, make the rainwater press open sealed rubber buffer 25 and flow into metal rain collecting box 2 in through inlet opening 22 and save, sealed rubber buffer 25 can block up inlet opening 22 again under reset spring 24's elasticity, seal metal rain collecting box 2, when having water in metal evaporation frame 3, the surface of water seals the drain pipe 21 mouth of pipe, atmospheric pressure is with water pressure in metal rain collecting box 2, metal evaporation frame 3 can descend along with the evaporation water face of following water, it loses sealedly to be less than the drain pipe 21 mouth of pipe, water in the metal rain collecting box 2 can flow into metal evaporation frame 3 through drain pipe 21, the surface of water rises and seals the drain pipe 21 mouth of pipe, continue to keep sealed, thereby can carry out automatic water supply to metal evaporation frame 3, the suitability of group battery string structure has been improved.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a group battery cluster structure of photovoltaic conflux case, includes photovoltaic conflux case body (1), its characterized in that: chute (12) has been seted up to photovoltaic collection flow box (1) inner wall, sliding sleeve has mounting panel (13) in chute (12), mounting panel (13) one side fixed mounting has evenly distributed's fuse (14), photovoltaic collection flow box (1) top center department set up threaded hole (17), threaded hole (17) inner wall top thread bush has metal rain-collecting box (2), inlet opening (22) have been seted up to metal rain-collecting box (2) inner wall top center department, the welding of metal rain-collecting box (2) inner wall middle part has bracing piece (23), the welding of bracing piece (23) one side top has reset spring (24), reset spring (24) top bonds has sealing rubber stopper (25), sealing rubber stopper (25) top movable sleeve is in inlet opening (22) inner wall bottom, the welding of metal rain-collecting box (2) outer wall bottom has metal evaporation frame (3), the bottom of the inner wall of the metal rain collecting box (2) is fixedly sleeved with two symmetrically distributed drain pipes (21), the bottom of the drain pipes (21) is fixedly sleeved at the bottom of the inner wall of the metal evaporation rack (3), and a rain collecting hopper (31) is welded at the top of the metal rain collecting box (2).

2. The battery string structure of a photovoltaic combiner box of claim 1, wherein: the top of the metal evaporation frame (3) and the top of the rain collecting hopper (31) are movably covered with filter plates (32), and the two filter plates (32) are in a square ring shape.

3. The battery string structure of a photovoltaic combiner box of claim 1, wherein: positioning round holes (15) which are uniformly distributed are formed in the sliding groove (12).

4. The battery string structure of a photovoltaic combiner box of claim 3, wherein: the mounting plate (13) is matched with the positioning round hole (15) through a positioning bolt (16) and is fixed through threads.

5. The battery string structure of a photovoltaic combiner box of claim 1, wherein: the bottom of the inner wall of the metal rain collecting box (2) is fixedly sleeved with waterproof joints (11) which are uniformly distributed.

6. The battery string structure of a photovoltaic combiner box of claim 1, wherein: the length and the width of the rain collecting hopper (31) are larger than those of the photovoltaic confluence box body (1).

7. The battery string structure of a photovoltaic combiner box of claim 1, wherein: the length and width of the metal evaporation frame (3) are larger than those of the rain collecting hopper (31).

8. The battery string structure of a photovoltaic combiner box of claim 1, wherein: the metal evaporation frame (3) is positioned above the photovoltaic confluence box body (1).