CN218482835U

CN218482835U - Box structure of photovoltaic combiner box

Info

Publication number: CN218482835U
Application number: CN202222363767.3U
Authority: CN
Inventors: 周朝晖; 周海波; 罗杰
Original assignee: Wuhan Enders Automation Equipment Co ltd
Current assignee: Wuhan Enders Automation Equipment Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-02-14
Anticipated expiration: 2032-09-06

Abstract

The utility model provides a box structure of photovoltaic conflux case, include: the box body, the chamber door is installed to the outer end of box body, and the upper end welding of box body has the case lid to the front end welding of chamber door has the fixed block, the outer end welding of fixed block has the hinged end, and the internal rotation of hinged end is connected with the round pin axle, and the upper and lower pot head of round pin axle connects and is fixed with the rotor plate, the outer end welding of rotor plate has the arc, and the outer end welding of arc has the plugboard, the upper end of plugboard is pegged graft and is had the inserted bar, and the sliding of plugbar upper end passes the case lid to the upper end welding of inserted bar has the swing handle, the inboard of arc is provided with sealed end plate, and the outer end welding of sealed end plate has the handle, and the inboard welding of sealed end plate has the protection picture peg. The utility model provides a current photovoltaic conflux box prevent wind rain-proof function relatively poor, and then cause the problem of inside electron device's damage easily.

Description

Box structure of photovoltaic combiner box

Technical Field

The utility model relates to a photovoltaic conflux case technical field, concretely relates to photovoltaic conflux case's box structure.

Background

The solar photovoltaic power station mainly comprises a photovoltaic cell array, a combiner box, a low-voltage direct-current cabinet, an inverter cabinet, an alternating-current low-voltage cabinet, a step-up transformer and the like, and finally, the generated high-voltage alternating current is directly merged into a power grid. In a photovoltaic power generation system, a large number of photovoltaic cell assemblies are connected in series and parallel to achieve a required voltage and current value, so that the power generation efficiency is optimal. The photovoltaic confluence box mainly has the main functions of carrying out primary confluence on the input of the photovoltaic cell array, reducing connecting lines of the photovoltaic cell array connected to the inverter, optimizing the system structure and improving the reliability and maintainability. The photovoltaic combiner box is installed outdoors and is blown by wind and drenched by rain for a long time. The box body is mainly used for protecting internal electronic components from being lost, and the protection grade of the box body meets certain requirements.

Photovoltaic conflux box among the prior art closes its after at the chamber door, and has the gap between the box, though the top of some boxes is equipped with weather enclosure, but the rainwater that blows up still can get into inside the box from the gap along with the wind, and then causes inside electron device's damage easily.

SUMMERY OF THE UTILITY MODEL

For overcoming the defect that prior art exists, provide a box structure of photovoltaic conflux case now to solve current photovoltaic conflux case and prevent wind rain function relatively poor, and then cause the problem of inside electron device's damage easily.

For realizing above-mentioned purpose, provide a box structure of photovoltaic conflux case, include:

the box main part, the chamber door is installed to the outer end of box main part, and the upper end welding of box main part has the case lid to the front end welding of chamber door has the fixed block, the outer end welding of fixed block has the hinged end, and the internal rotation of hinged end is connected with the round pin axle, and the upper and lower pot head of round pin axle connects and is fixed with the rotor plate, the outer end welding of rotor plate has the arc, and the outer end welding of arc has the plugboard, the upper end of plugboard is pegged graft and is had the inserted bar, and the sliding of plugbar upper end passes the case lid to the upper end welding of inserted bar has the swing handle, the inboard of arc is provided with sealed end plate, and the outer end welding of sealed end plate has the handle, and the inboard welding of sealed end plate has the protection picture peg to the upper and lower extreme of protection picture peg is provided with the sealing strip, and the sealing strip inlays the interior terminal surface at sealed end plate.

Furthermore, the length and the width of the box cover are larger than those of the box body main body, and the periphery of the upper end of the box cover is provided with a slope surface which is inclined upwards and is convex.

Furthermore, one end of the rotating plate, which is connected with the pin shaft, is provided with a hinge groove with a U-shaped structure, and the rotating plate, the arc-shaped plate and the plug board are arranged into an integral structure.

Furthermore, a slot is formed in the side wall of the box body, a groove is formed in the upper end and the lower end of the slot, the protective inserting plate is inserted into the slot, and the sealing strip is inserted into the groove.

Further, the inside tip welding of protection picture peg has the slider of longitudinal symmetry, and the spout has been seted up to the upper and lower end inner wall of box main part, and has seted up the constant head tank at the one end inner wall that box main part kept away from sealed end plate to slider and spout sliding connection, the inside tip and the constant head tank joint of protection picture peg.

Furthermore, the mounting plate is welded on the inner side of the rear side of the box body, a wiring hole and a drain hole are formed in the bottom of the box body, and the protection inserting plate is located between the wiring hole and the drain hole.

Further, be provided with the bellied rectangular plate that makes progress between protection picture peg and the wiring hole, and the rectangular plate welding is at the lower extreme inner wall of box main part to the both ends of rectangular plate and the inside wall welded fastening of box main part.

Furthermore, one end, far away from the fixed block, of the box door is hinged to the outer end of the box body, and the front end of the box door is located at the lower end of the fixed block and welded with a handle.

Furthermore, the outer end of the plug rod is welded with a baffle ring, the upper end of the baffle ring is provided with a spring, and the spring is sleeved on the outer side of the plug rod.

Furthermore, the lower end of the insertion rod is provided with a distance from the baffle ring, and the upper end of the spring is in elastic contact with the lower end edge of the box cover.

The utility model has the advantages that the box structure of the photovoltaic combiner box utilizes the box cover top inclined slope surface structure to facilitate the rainwater diversion effect, and the protective plugboard and the plug-in box body are convenient to be arranged inside the box body through the chute, the positioning groove and the slider and are blocked in front of the electrical element mounting plate, so that the protective plugboard and the box door form double-layer protection, thereby increasing the windproof and rainproof effect; utilize the fixed block, the round pin axle, and the rotor plate, be convenient for after the protection plug is pegged graft, through withholding the arc board in sealed end plate outer end, and through the inserted bar, dog and spring, be convenient for peg graft the inserted bar lower extreme with the inserted board location, and then it is fixed to seal the end plate, and the dismouting of being convenient for, be convenient for install the electrical component at the mounting panel front end through the wiring hole and pass through the wire and be connected with outside photovoltaic power generation equipment, be convenient for discharge the rainwater that will protect the picture peg front end by the chamber door gap infiltration through the wash port, the service function of current photovoltaic combiner box has been increased.

Drawings

Fig. 1 is the appearance structure diagram of the box body of the embodiment of the present invention.

Fig. 2 is a schematic partial front sectional view of the box body according to the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a position a in fig. 1 according to an embodiment of the present invention.

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

Fig. 5 is a schematic structural diagram of a location C in fig. 1 according to an embodiment of the present invention.

Fig. 6 is a schematic partial side view of the box body according to the embodiment of the present invention.

In the figure: 1. a box body main body; 2. a box door; 3. a box cover; 4. turning a handle; 5. sealing the end plate; 6. a handle; 7. a sealing strip; 8. a fixed block; 9. a hinged end; 10. a pin shaft; 11. a hinge slot; 12. a rotating plate; 13. an arc-shaped plate; 14. a plugboard; 15. a plug-in rod; 16. a baffle ring; 17. a spring; 18. a protective plugboard; 19. positioning a groove; 20. a slider; 21. a chute; 22. mounting a plate; 23. a wiring hole; 24. and (4) draining the water.

Detailed Description

The following embodiments of the present invention are provided by way of specific examples, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention.

Fig. 1 is the utility model discloses box main part outward appearance structure schematic diagram, fig. 2 do the utility model discloses a local front view section schematic diagram of box main part, fig. 3 do the utility model discloses a structural schematic diagram of a department in fig. 1, fig. 4 do the utility model discloses a B department structural schematic diagram in fig. 1, fig. 5 do the utility model discloses a C department structural schematic diagram in fig. 1, fig. 6 do the utility model discloses a local section schematic diagram that looks sideways at of box main part of embodiment.

Referring to fig. 1 to 6, the utility model provides a box structure of photovoltaic conflux case, include: the box body main body 1, the box door 2, the box cover 3, the sealing end plate 5 and the protection inserting plate 18.

Specifically, the box door 2 is installed to the outer end of box main part 1, and the upper end welding of box main part 1 has case lid 3, and the front end welding of box door 2 has fixed block 8, the outer end welding of fixed block 8 has hinged end 9, and the inside of hinged end 9 rotates and is connected with round pin axle 10, and the upper and lower end cover of round pin axle 10 connects and is fixed with rotor plate 12, the outer end welding of rotor plate 12 has arc 13, and the outer end welding of arc 13 has plugboard 14, the upper end of plugboard 14 is pegged graft and is had plugboard 15, and the upper end of plugboard 15 slides and passes case lid 3, and the upper end welding of plugboard 15 has swing handle 4, the inboard of arc 13 is provided with sealed end plate 5, and the outer end welding of sealed end plate 5 has handle 6, the inboard welding of sealed end plate 5 has protection picture peg 18, and the upper and lower extreme of protection picture peg 18 is provided with sealing strip 7, sealing strip 7 inlays the terminal surface in sealed end plate 5.

In this embodiment, the door 2 is far away from the fixed block 8 one end and is articulated with the 1 outer end of box main part, and the front end of door 2 is located the lower extreme welding of fixed block 8 and has the handle.

The protection inserting plate 18 is a rectangular plate made of stainless steel.

The upper end of the plugboard 14 is provided with a plughole.

The length and the width of the box cover 3 are larger than those of the box body main body 1, and a slope surface which is inclined upwards and protrudes is arranged around the upper end of the box cover 3.

As a preferred embodiment, the cover 3 has the effect of preventing rainwater from falling vertically and contacting the surface of the case body 1.

One end of the rotating plate 12 connected with the pin shaft 10 is provided with a hinge groove 11 with a U-shaped structure, and the rotating plate 12, the arc-shaped plate 13 and the inserting plate 14 are arranged into an integral structure.

In a preferred embodiment, the rotating plate 12 rotates integrally with the arc plate 13 and the inserting plate 14, so that the door 2 and the sealing end plate 5 are fixed by the inserting rod 15 when the door 2 is closed.

The side wall of the box body main body 1 is provided with a slot, the upper end and the lower end of the slot are provided with grooves, the protective plugboard 18 is inserted in the slot, and the sealing strip 7 is inserted in the groove.

As a better implementation mode, the sealing strip 7 is correspondingly inserted into the groove, and the side surface is sealed.

The inner side end of the protection inserting plate 18 is welded with sliding blocks 20 which are symmetrical up and down, the inner walls of the upper end and the lower end of the box body main body 1 are provided with sliding grooves 21, the inner wall of one end, far away from the sealing end plate 5, of the box body main body 1 is provided with a positioning groove 19, the sliding blocks 20 are in sliding connection with the sliding grooves 21, and the inner side end of the protection inserting plate 18 is clamped with the positioning groove 19; a rectangular plate protruding upwards is arranged between the protection plug board 18 and the wiring hole 23, the rectangular plate is welded on the inner wall of the lower end of the box body 1, and two ends of the rectangular plate are fixedly welded with the inner side wall of the box body 1.

In a preferred embodiment, the positioning groove 19 and the sliding groove 21 are used to facilitate the stable insertion of the protection inserting plate 18, and the protruding plate prevents rainwater from overflowing the sliding groove 21 at the lower end after the rainwater infiltration amount is too large, but in a normal state, the infiltrated rainwater can be drained through the drainage hole 24.

The mounting plate 22 is welded on the inner side of the rear side of the box body 1, the wiring hole 23 and the drain hole 24 are formed in the bottom of the box body 1, and the protection inserting plate 18 is located between the wiring hole 23 and the drain hole 24.

As a preferred embodiment, the mounting plate 22 facilitates the mounting of the electrical components, and the bottom of the mounting plate 22 is spaced from the bottom of the box body 1 to achieve a further isolation effect.

A baffle ring 16 is welded at the outer end of the plug rod 15, a spring 17 is arranged at the upper end of the baffle ring 16, and the spring 17 is sleeved outside the plug rod 15; the lower end of the insertion rod 15 is spaced apart from the stopper ring 16, and the upper end of the spring 17 is held in elastic contact with the lower edge of the case cover 3.

In a preferred embodiment, the door 2 is opened by lifting the insertion rod 15 upward and then rotating the rotary plate 12 forward, and the sealing end plate 5 is tightly attached to the outer wall of the box body 1 by maintaining the downward elastic pressure of the insertion rod 15 by the spring 17.

The utility model discloses a photovoltaic conflux case's box structure can effectively solve current photovoltaic conflux case body and prevent wind the rain function relatively poor, and then cause the problem of the damage of inside electron device easily, utilizes case lid top slope surface structure to be convenient for play the water conservancy diversion effect to the rainwater, through being provided with spout, constant head tank and slider, is convenient for with the protection picture peg with peg graft inside the box main part, keep off before the electrical component mounting panel for form double-deck protection with the chamber door, increased prevent wind the rain effect; utilize the fixed block, the round pin axle, and the rotor plate, be convenient for after the protection plug is pegged graft, through withholding the arc board in sealed end plate outer end, and through the inserted bar, dog and spring, be convenient for peg graft the inserted bar lower extreme with the inserted board location, and then it is fixed to seal the end plate, and the dismouting of being convenient for, be convenient for install the electrical component at the mounting panel front end through the wiring hole and pass through the wire and be connected with outside photovoltaic power generation equipment, be convenient for discharge the rainwater that will protect the picture peg front end by the chamber door gap infiltration through the wash port, the service function of current photovoltaic combiner box has been increased.

Claims

1. The utility model provides a box structure of photovoltaic conflux case which characterized in that includes: box body (1), chamber door (2) are installed to the outer end of box body (1), and the upper end welding of box body (1) has case lid (3), and the front end welding of chamber door (2) has fixed block (8), the outer end welding of fixed block (8) has hinged end (9), and the internal rotation of hinged end (9) is connected with round pin axle (10), and the last lower extreme cover of round pin axle (10) connects and is fixed with rotor plate (12), the outer end welding of rotor plate (12) has arc (13), and the outer end welding of arc (13) has plugboard (14), the upper end grafting of plugboard (14) has plugboard (15), and plugboard (15) upper end slides and passes case lid (3), and the upper end welding of plugboard (15) has swing handle (4), the inboard of arc (13) is provided with sealed end plate (5), and the outer end welding of sealed end plate (5) has handle (6), the inboard welding of sealed end plate (5) has protection picture peg board (18), and the last lower extreme welding of protection picture peg board (18) has sealing strip (7), and the sealing strip (7) seals in sealed terminal surface (5).

2. The box structure of the photovoltaic combiner box according to claim 1, wherein the length and width of the box cover (3) are larger than those of the box body (1), and a slope surface which is inclined upwards and protrudes is arranged around the upper end of the box cover (3).

3. The box body structure of the photovoltaic junction box according to claim 1, wherein a hinge slot (11) of a U-shaped structure is formed at one end of the rotating plate (12) connected with the pin shaft (10), and the rotating plate (12), the arc-shaped plate (13) and the plug plate (14) are arranged to be of an integral structure.

4. The box body structure of the photovoltaic combiner box as claimed in claim 1, wherein a slot is formed in a side wall of the box body main body (1), grooves are formed in upper and lower ends of the slot, the protective plugboard (18) is inserted into the slot, and the sealing strip (7) is inserted into the groove.

5. The box structure of the photovoltaic combiner box according to claim 1, wherein vertically symmetrical sliding blocks (20) are welded at the inner side end of the protective inserting plate (18), sliding grooves (21) are formed in the inner walls of the upper end and the lower end of the box body (1), a positioning groove (19) is formed in the inner wall of one end, away from the sealing end plate (5), of the box body (1), the sliding blocks (20) are connected with the sliding grooves (21) in a sliding mode, and the inner side end of the protective inserting plate (18) is clamped with the positioning groove (19).

6. The box body structure of the photovoltaic combiner box as claimed in claim 1, wherein a mounting plate (22) is welded to the inner side of the rear side of the box body (1), a wiring hole (23) and a drain hole (24) are formed in the bottom of the box body (1), and the protection inserting plate (18) is located between the wiring hole (23) and the drain hole (24).

7. The box body structure of the photovoltaic combiner box as claimed in claim 1, wherein a rectangular plate protruding upwards is arranged between the protective plugboard (18) and the wiring hole (23), the rectangular plate is welded on the inner wall of the lower end of the box body (1), and two ends of the rectangular plate are welded and fixed with the inner wall of the box body (1).

8. The box body structure of the photovoltaic combiner box according to claim 1, wherein one end, far away from the fixing block (8), of the box door (2) is hinged to the outer end of the box body (1), and a handle is welded to the front end of the box door (2) located at the lower end of the fixing block (8).

9. The box body structure of the photovoltaic combiner box according to claim 1, wherein a baffle ring (16) is welded at the outer end of the inserting rod (15), a spring (17) is arranged at the upper end of the baffle ring (16), and the spring (17) is sleeved outside the inserting rod (15).

10. The box structure of a photovoltaic combiner box of claim 1, wherein the lower end of the plug rod (15) is spaced from the stop ring (16), and the upper end of the spring (17) is elastically contacted with the lower edge of the box cover (3).