CN116744608B

CN116744608B - High-power photovoltaic optimizer convenient to overhaul

Info

Publication number: CN116744608B
Application number: CN202311020027.2A
Authority: CN
Inventors: 王光; 王井顺; 贾鹏鹏; 高磊磊; 雷子恒; 滑雪
Original assignee: Three Gorges New Energy Zuoyun Power Generation Co ltd
Current assignee: Three Gorges New Energy Zuoyun Power Generation Co ltd
Priority date: 2023-08-14
Filing date: 2023-08-14
Publication date: 2023-10-27
Anticipated expiration: 2043-08-14
Also published as: CN116744608A

Abstract

The invention relates to the technical field of photovoltaic optimizers, and discloses a high-power photovoltaic optimizers convenient to overhaul, which comprises a shell, wherein a shell cover is embedded in the upper end face of the shell, two symmetrically distributed extension plates are fixedly arranged on the outer side of the shell cover and movably embedded in the upper end face of the shell cover, and a plurality of groups of upper hook plates are fixedly arranged at the lower end of the shell cover; the locking structure is arranged in the shell and used for locking the shell and the shell cover; according to the invention, the locking structure and the corner reinforcing structure are arranged, so that the shell cover can be quickly opened to overhaul the internal elements; according to the invention, by installing the reset component, when the lower hook plate is driven by the flexible base band to be separated from the upper hook plate by the movable plate pushing back, the problem of incomplete rotation and reset of the vertical rod due to the flexible performance of the flexible base band is avoided.

Description

High-power photovoltaic optimizer convenient to overhaul

Technical Field

The invention relates to the technical field of photovoltaic optimizers, in particular to a high-power photovoltaic optimizer convenient to overhaul.

Background

The photovoltaic power optimizer is a device for improving the power generation efficiency of a photovoltaic system. It may be interposed between photovoltaic panels to reduce impedance in the circuit and thereby increase current and voltage. Therefore, the power generation efficiency of the whole photovoltaic system can be optimized, and the income of a power station is further improved.

The prior Chinese published patent CN210297633U discloses a high-power photovoltaic optimizer, and by arranging a detachable connecting structure of a circuit board and an optimizer element, when the optimizer element is damaged, the optimizer element is only detached independently for replacement, and the whole circuit board is not required to be replaced, so that the cost is saved;

however, in the above-mentioned device in publication CN210297633U, when the damaged optimizer component is disassembled, the upper cover of the optimizer needs to be disassembled first, and the upper cover of the optimizer is movably clamped with the bottom shell through the fastener, when the upper cover of the optimizer is disassembled, the fastener needs to be pushed against the groove by using a tool, and the fastener is retracted inwards towards the bottom shell, and because the number of the fasteners is large and the device is arranged around the inner wall of the bottom shell, when the upper cover of the optimizer is disassembled, the two fasteners are simultaneously retracted inwards towards the bottom shell, so that one corner of the upper shell of the optimizer is conveniently opened, and the installation environment of the optimizer may cause the operator to inconvenient observation of the position of the groove when pushing against part of the grooves of the fastener, and the grooves need to be aligned through multiple attempts, so that the operation is inconvenient.

Disclosure of Invention

The invention aims to provide a high-power photovoltaic optimizer, which is convenient for overhauling internal elements of the optimizer, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the high-power photovoltaic optimizer comprises a shell, wherein a shell cover is embedded in the upper end face of the shell, two extending plates which are symmetrically distributed are fixedly arranged on the outer side of the shell cover, the extending plates are movably embedded in the upper end face of the shell cover, and a plurality of groups of upper hook plates are fixedly arranged at the lower end of the shell cover; the locking structure is installed in the shell and is close to the inner wall of the shell, corner reinforcing structures are further installed at four corners of the shell, the locking structure comprises a flexible base band which is bent inside the shell and is rectangular, two ends of the flexible base band are in an open state, the flexible base band is made of plastics, lower hook plates with the same number as the upper hook plates are fixedly installed on the inner wall of the flexible base band, the lower hook plates can move along the inner wall of the shell, and the lower hook plates and the upper hook plates can be hooked with each other.

Preferably, the outside of flexible baseband corresponds lower hook plate department install with lower hook plate quantity equals spacing guide, just spacing guide with the connected mode between the casing is fixed connection, and spacing guide can carry out spacing to flexible baseband and lower hook plate, two spacing spouts that are symmetrical distribution have been seted up on the lower hook plate, just the lower hook plate passes through spacing spout with spacing guide sliding connection.

Preferably, the convex tooth arrays are fixedly installed on the inner walls of the four bending parts of the flexible base band, one end of the flexible base band is fixedly connected with the movable plate, the movable plate is connected with the shell in a sliding manner, the movable plate is close to a connecting column fixedly embedded in the center of one side of the inner wall of the shell, the connecting column is in sliding connection with the shell through a reserved straight groove, the connecting column is far away from a shifting block fixedly sleeved on the outer side of one end of the movable plate, the shifting block is located on the outer side of the shell, and the shifting block is convenient to move the movable plate located inside the shell.

Preferably, the corner reinforced structure is including installing in the pole setting of flexible baseband kink, the outside of pole setting is fixed to be cup jointed first ring gear, just first ring gear passes through the protruding tooth array with flexible baseband meshing is connected, and the pole setting can support the four corners of flexible baseband, the outside of pole setting is close to its upper end department and fixedly has inlayed two lugs that are symmetric distribution, the lower terminal surface of cap corresponds pole setting department has seted up first cylinder groove, the outside in first cylinder groove is located two rectangular channels that are symmetric distribution have been seted up to the lower terminal surface of cap.

Preferably, the upside in first cylinder groove is located the inside of cap has seted up the second cylinder groove, just first cylinder groove the rectangle groove with communicate each other between the second cylinder groove, the pole setting with the lug passes through first cylinder groove with the rectangle groove with the cap plug is connected, the lug passes through the second cylinder groove with the cap rotates to be connected, the lower extreme fixedly connected with of pole setting is located the inside first spacing piece of casing diapire, just the pole setting with the tangent plane shape of first spacing piece is circular, first spacing piece with the connected mode between the casing is rotated and is connected, and first spacing piece can prevent that the pole setting from breaking away from the casing.

Preferably, two outside of pole setting near the fly leaf are installed reset subassembly, just reset subassembly is located the downside of first ring gear, reset subassembly including fixed cup joint in the annular seat in pole setting outside, the outside activity of annular seat has cup jointed the second ring gear, the outside of annular seat is located the upper and lower both ends of second ring gear are fixed to inlay and have two anticreep pieces that are symmetric distribution, the upper end activity of annular seat has inlayed two ratchets that are symmetric distribution, and the anticreep piece can prevent that the second ring gear breaks away from annular seat.

Preferably, the outside of ratchet locating shaft has fixedly cup jointed the wind spring, just the outside end of wind spring with annular sleeve seat fixed connection, the wind spring is convenient for ratchet gyration and resets, annular sleeve seat with correspond on the second ring gear ratchet department has all seted up two ratchet grooves, the ratchet passes through the ratchet groove with second ring gear activity joint, the pinion rack rather than mutually supporting is installed in the outside of second ring gear, just the pinion rack with connected mode between the fly leaf is fixed connection, the pinion rack runs through the lateral wall of casing, just the outer wall of casing corresponds the department of running through of pinion rack is equipped with two and is symmetrical distribution hollow columns.

Preferably, the spliced pole with the inside of shifting block has inlayed locating component, locating component including the activity inlay in inside the spliced pole, and can be in the inside back-and-forth movement's of spliced pole U type bolt, U type bolt is located the inside one end of spliced pole is fixed to have cup jointed the spacing piece of second, just the spacing piece of second with connected mode between the spliced pole is sliding connection, the tangent plane shape of the spacing piece of second is circular, and the spacing piece of second can prevent that U type bolt from breaking away from the spliced pole.

Preferably, the outside of U type bolt is located the second spacing piece with the spring has been cup jointed in the activity between the spliced pole, the U type bolt is kept away from the one end activity of spliced pole has inlayed the ball, just the ball with the outer wall roll connection of casing, the ball can reduce the frictional force between U type bolt tip and the casing, correspond on the outer wall of casing two cylinder through-holes that are symmetric distribution have been seted up to fly leaf department, just the U type bolt passes through the cylinder through-hole with the casing plug is connected.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the locking structure and the corner reinforcing structure are arranged, so that the corner reinforcing structure not only can lock four corners of the shell cover, but also can support the four corners of the shell cover, when the shell cover needs to be opened, only the movable plate in the locking structure is required to be moved, the movable plate can enable the lower hook plate to be separated from the upper hook plate, and meanwhile, the protruding blocks in the corner reinforcing structure are aligned with the rectangular grooves, so that the shell cover can be quickly opened through the two extending plates, the maintenance of the internal elements of the photovoltaic optimizer is facilitated, and the operation is simple and convenient.

According to the invention, by installing the reset component, when the movable plate in the movable locking structure enables the lower hook plate to be separated from the upper hook plate, the toothed plate in the reset component moves along with the movable plate, the toothed plate drives the two vertical rods to rotate through the gear ring in the moving process, the two vertical rods rotate and drive the other two vertical rods to rotate through the convex tooth array on the flexible base band, and when the movable plate pushes back the flexible base band to drive the lower hook plate to be separated from the upper hook plate, the problem of incomplete rotation reset of the vertical rods due to the flexible performance of the flexible base band is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic side cross-sectional view of a housing of the present invention;

FIG. 3 is a schematic view of the invention with the cover open;

FIG. 4 is a schematic view showing the whole internal structure of the housing of the present invention;

FIG. 5 is a schematic view showing the disassembly of the parts in FIG. 4B according to the present invention;

FIG. 6 is an overall schematic diagram of a reset assembly of the present invention;

FIG. 7 is a schematic diagram illustrating the disassembly of the reset assembly of the present invention;

FIG. 8 is a schematic side cross-sectional view of the inner part of FIG. 4C in accordance with the present invention;

FIG. 9 is a schematic side cross-sectional view of the invention at A in FIG. 3;

fig. 10 is an enlarged schematic view of the present invention at D in fig. 2.

In the figure: 1. a housing; 2. a cover; 3. an extension plate; 4. a locking structure; 401. a flexible base band; 402. a lower hook plate; 403. a spacing guide rail; 404. limiting sliding grooves; 405. a tooth array; 406. a movable plate; 407. a connecting column; 408. a shifting block; 5. a corner reinforcing structure; 501. a vertical rod; 502. a first toothed ring; 503. a bump; 504. a first limiting piece; 6. a reset assembly; 601. an annular sleeve seat; 602. a second toothed ring; 603. an anti-falling sheet; 604. a ratchet; 605. a coil spring; 606. a ratchet groove; 607. a toothed plate; 7. a positioning assembly; 701. a U-shaped bolt; 702. the second limiting piece; 703. a spring; 704. a ball; 8. an upper hook plate; 9. a first cylindrical groove; 10. rectangular grooves; 11. a second cylindrical groove; 12. a cylindrical through hole.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

Referring to fig. 1-4 and 10, a high-power photovoltaic optimizer convenient to overhaul in the drawings comprises a shell 1, wherein a shell cover 2 is embedded in the upper end face of the shell 1, two symmetrically distributed extension plates 3 are fixedly arranged on the outer side of the shell cover 2, the extension plates 3 are movably embedded in the upper end face of the shell cover 2, and a plurality of groups of upper hook plates 8 are fixedly arranged at the lower end of the shell cover 2; still including the locking structure 4 that is used for locking casing 1 and cap 2, locking structure 4 installs in the inside of casing 1, and press close to the inner wall of casing 1, corner reinforced structure 5 is still installed to the inside four corners department of casing 1, locking structure 4 includes the flexible baseband 401 that is rectangular form of buckling in casing 1 inside, and the both ends of flexible baseband 401 are open state, flexible baseband 401 is made by plastics, correspond on the inner wall of flexible baseband 401 and go up hook plate 8 department fixed mounting have with last hook plate 8 equal lower hook plate 402 of quantity, and lower hook plate 402 can remove along the inner wall of casing 1, can catch each other between lower hook plate 402 and the last hook plate 8.

Referring to fig. 5, the outer side of the flexible baseband 401 is provided with limiting rails 403 corresponding to the lower hook plates 402, the number of the limiting rails 403 is equal to that of the lower hook plates 402, the limiting rails 403 are fixedly connected with the housing 1, two symmetrically distributed limiting sliding grooves 404 are formed on the lower hook plates 402, and the lower hook plates 402 are slidably connected with the limiting rails 403 through the limiting sliding grooves 404.

Referring to fig. 4, the inner walls of four bending positions of the flexible base band 401 are fixedly provided with a convex tooth array 405, one end of the flexible base band 401 is fixedly connected with a movable plate 406, the movable plate 406 is connected with the housing 1 in a sliding manner, a connecting post 407 is fixedly embedded in the center of one side of the movable plate 406, which is close to the inner wall of the housing 1, the connecting post 407 is in sliding connection with the housing 1 through a reserved straight slot, a shifting block 408 is fixedly sleeved on the outer side of one end, which is far away from the movable plate 406, of the connecting post 407, and the shifting block 408 is positioned on the outer side of the housing 1.

Referring to fig. 6 and 9, the corner reinforcing structure 5 includes a vertical rod 501 mounted at a bending position of the flexible base band 401, a first toothed ring 502 is fixedly sleeved on the outer side of the vertical rod 501, the first toothed ring 502 is meshed with the flexible base band 401 through a convex tooth array 405, two symmetrically distributed protruding blocks 503 are fixedly embedded on the outer side of the vertical rod 501 near the upper end of the vertical rod, a first cylindrical groove 9 is formed in the position, corresponding to the vertical rod 501, of the lower end face of the shell cover 2, and two symmetrically distributed rectangular grooves 10 are formed in the outer side of the first cylindrical groove 9 and located on the lower end face of the shell cover 2.

Referring to fig. 9, a second cylindrical groove 11 is formed in the first cylindrical groove 9, and the first cylindrical groove 9, the rectangular groove 10 and the second cylindrical groove 11 are mutually communicated, the upright rod 501 and the protruding block 503 are connected with the housing cover 2 in a plugging manner through the first cylindrical groove 9 and the rectangular groove 10, the protruding block 503 is rotationally connected with the housing cover 2 through the second cylindrical groove 11, the lower end of the upright rod 501 is fixedly connected with a first limiting plate 504 located in the bottom wall of the housing 1, the section shapes of the upright rod 501 and the first limiting plate 504 are circular, and the connection manner between the first limiting plate 504 and the housing 1 is rotational connection.

Referring to fig. 8, a positioning component 7 is embedded in the connecting post 407 and the shifting block 408, the positioning component 7 includes a U-shaped pin 701 movably embedded in the connecting post 407 and capable of moving back and forth in the connecting post 407, a second limiting plate 702 is fixedly sleeved at one end of the U-shaped pin 701 in the connecting post 407, the second limiting plate 702 is connected with the connecting post 407 in a sliding manner, and the section of the second limiting plate 702 is circular.

Referring to fig. 8,U, a spring 703 is movably sleeved between the second limiting plate 702 and the connecting post 407 on the outer side of the plug 701, two symmetrically distributed cylindrical through holes 12 are formed on the outer wall of the housing 1 corresponding to the movable plate 406, and the U-shaped plug 701 is connected with the housing 1 in a plugging manner through the cylindrical through holes 12.

Operating principle convenient to overhaul the internal components of the optimizer: when the optimizer original inside the shell 1 is damaged and needs to be replaced, the U-shaped bolt 701 is pulled out of the cylindrical through hole 12 positioned at the left side, then the movable plate 406 moves rightwards, the movable plate 406 moves rightwards to push the flexible base band 401 back, the U-shaped bolt 701 is inserted into the cylindrical through hole 12 positioned at the right side, the lower hook plate 402 is driven to move away from the upper hook plate 8 in the process of pushing back and resetting the flexible base band 401, under the condition that the first toothed ring 502 is meshed and connected with the flexible base band 401 through the convex tooth array 405, the four upright posts 501 can be driven to rotate and reset through the four convex tooth arrays 405 and the first toothed ring 502 by pushing back the flexible base band 401, after the upright posts 501 rotate and reset, the two convex blocks 503 on the upright posts 501 can rotate to be aligned with the rectangular grooves 10, at the moment, the cover 2 can be easily lifted up through the two extension plates 3 on the cover 2, thereby be favorable to demolising cap 2 fast, the convenience overhauls the internal element of photovoltaic optimizer, easy operation is convenient, when installing cap 2, directly detain cap 2 on casing 1, because U type bolt 701 inserts in the cylinder through-hole 12 that is located the right side and fix a position flexible baseband 401 and fly leaf 406, so the position of lug 503 on pole setting 501 can remain unchanged, after cap 2 and casing 1 lock, move fly leaf 406 left again, make down hook plate 402 remove and catch on hook plate 8, make lug 503 on pole setting 501 rotate in second cylinder groove 11, the rotation angle of lug 503 in second cylinder groove 11 is less than 180, pole setting 501 hooks the corner of cap 2 through lug 503 and second cylinder groove 11 for firm in connection between cap 2 and the casing 1.

Example two

Referring to fig. 6 and 7, in this embodiment, for further description of example 1, a reset assembly 6 is installed on the outer sides of two upright posts 501 close to the movable plate 406, and the reset assembly 6 is located on the lower side of the first toothed ring 502, the reset assembly 6 includes an annular sleeve 601 fixedly sleeved on the outer side of the upright posts 501, a second toothed ring 602 is movably sleeved on the outer side of the annular sleeve 601, two symmetrically distributed anti-falling pieces 603 are fixedly embedded on the outer side of the annular sleeve 601 at the upper end and the lower end of the second toothed ring 602, and two symmetrically distributed ratchets 604 are movably embedded on the upper end of the annular sleeve 601.

Referring to fig. 7, a coil spring 605 is fixedly sleeved on the outer side of the positioning shaft of the ratchet 604, the outer side end of the coil spring 605 is fixedly connected with an annular sleeve seat 601, two ratchet grooves 606 are formed in positions, corresponding to the ratchet grooves 604, on the annular sleeve seat 601 and the second toothed ring 602, the ratchet grooves 604 are movably clamped with the second toothed ring 602 through the ratchet grooves 606, a toothed plate 607 matched with the second toothed ring 602 is mounted on the outer side of the second toothed ring 602, the toothed plate 607 is fixedly connected with the movable plate 406, the toothed plate 607 penetrates through the side wall of the shell 1, and two hollow columns which are symmetrically distributed are arranged at the penetrating positions, corresponding to the toothed plate 607, of the outer wall of the shell 1.

In this embodiment: when the movable plate 406 moves leftwards and the flexible base band 401 is pulled, the movable plate 406 can drive the toothed plate 607 to move together, when the toothed plate 607 moves leftwards, the toothed plate 607 can drive the second toothed ring 602 to rotate clockwise, in the process of rotating the second toothed ring 602 clockwise, the ratchet grooves 606 on the second toothed ring 602 can drive the ratchet teeth 604 to rotate and fold into the ratchet grooves 606 on the annular sleeve seat 601, at the moment, the second toothed ring 602 can not drive the upright rods 501 to rotate together, when the movable plate 406 drives the toothed plate 607 to move rightwards, at the moment, the ratchet teeth 604 can be clamped in the annular sleeve seat 601 and the ratchet grooves 606 on the second toothed ring 602, at the moment, the toothed plate 607 can drive the upright rods 501 close to the movable plate 406 to rotate reversely and reset through the second toothed ring 602, and the upright rods 501 close to the movable plate 406 can drive the other two upright rods 501 far away from the movable plate 406 to rotate reversely and reset through the flexible base band 401 in the process of rotating reversely and resetting, so that the reset component 6 can assist the flexible upright rods 401 to rotate and drive the four upright rods 501 to reset, and the flexible base band 401 can not completely mesh with the flexible base band 401 in the process of rotating and the flexible base band 401, and the situation that the flexible base band 401 cannot completely rotates and the flexible base band 401 is completely under the condition of the flexible base band is completely caused by the flexible base band.

Example III

Referring to fig. 8, in this embodiment, for further illustration, a ball 704 is movably embedded in one end of the U-shaped bolt 701 located outside the connecting post 407, and the ball 704 is in rolling connection with the outer wall of the housing 1.

In this embodiment: after the U-shaped bolt 701 is pulled out, the ball 704 at the end part of the U-shaped bolt 701 is propped against the outer wall of the shell 1, so that the ball 704 rolls on the outer wall of the shell 1 in the process of moving the U-shaped bolt 701, the friction force between the end part of the U-shaped bolt 701 and the shell 1 can be reduced, and the process of moving the movable plate 406 is easier.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-power photovoltaic optimizer convenient to overhaul, includes casing (1), the up end of casing (1) has inlayed cap (2), its characterized in that: two extending plates (3) which are symmetrically distributed are fixedly arranged on the outer side of the shell cover (2), the extending plates (3) are movably embedded into the upper end face of the shell cover (2), and a plurality of groups of upper hook plates (8) are fixedly arranged at the lower end of the shell cover (2);

the novel flexible base band locking device is characterized by further comprising a locking structure (4) used for locking the shell (1) and the shell cover (2), wherein the locking structure (4) is installed in the shell (1) and is close to the inner wall of the shell (1), corner reinforcing structures (5) are further installed at four corners in the shell (1), the locking structure (4) comprises a flexible base band (401) which is bent into a rectangular shape in the shell (1), two ends of the flexible base band (401) are in an open state, the flexible base band (401) is made of plastics, lower hook plates (402) with the same number as the upper hook plates (8) are fixedly installed on the inner wall of the flexible base band (401) corresponding to the upper hook plates (8), the lower hook plates (402) can move along the inner wall of the shell (1), and the lower hook plates (402) and the upper hook plates (8) can be hooked with each other;

convex tooth arrays (405) are fixedly arranged on the inner walls of four bending positions of the flexible base band (401), one end of the flexible base band (401) is fixedly connected with a movable plate (406), the movable plate (406) is connected with the shell (1) in a sliding mode, a connecting column (407) is fixedly embedded in the center of one side of the inner wall of the shell (1) close to the movable plate (406), the connecting column (407) is in sliding connection with the shell (1) through a reserved straight groove, a shifting block (408) is fixedly sleeved on the outer side of one end, far away from the movable plate (406), of the connecting column (407), and the shifting block (408) is positioned on the outer side of the shell (1);

the corner reinforcing structure (5) comprises a vertical rod (501) arranged at the bending part of the flexible base band (401), a first toothed ring (502) is fixedly sleeved on the outer side of the vertical rod (501), the first toothed ring (502) is meshed and connected with the flexible base band (401) through the convex tooth array (405), two symmetrically distributed protruding blocks (503) are fixedly embedded at the position, close to the upper end, of the outer side of the vertical rod (501), a first cylindrical groove (9) is formed in the position, corresponding to the vertical rod (501), of the lower end face of the shell cover (2), and two symmetrically distributed rectangular grooves (10) are formed in the position, located on the outer side of the first cylindrical groove (9), of the lower end face of the shell cover (2).

The upper side of the first cylindrical groove (9) is positioned in the shell cover (2) and is provided with a second cylindrical groove (11), the first cylindrical groove (9), the rectangular groove (10) and the second cylindrical groove (11) are mutually communicated, the vertical rod (501) and the protruding block (503) are connected with the shell cover (2) in a plug-and-pull mode through the first cylindrical groove (9) and the rectangular groove (10), the protruding block (503) is connected with the shell cover (2) in a rotary mode through the second cylindrical groove (11), the lower end of the vertical rod (501) is fixedly connected with a first limiting piece (504) positioned in the bottom wall of the shell (1), the section shapes of the vertical rod (501) and the first limiting piece (504) are all round, and the connection mode between the first limiting piece (504) and the shell (1) is rotary connection.

The connecting column (407) and the shifting block (408) are internally embedded with a positioning component (7), and the positioning component (7) comprises a U-shaped bolt (701) which is movably embedded in the connecting column (407) and can move back and forth in the connecting column (407);

two cylindrical through holes (12) which are symmetrically distributed are formed in the outer wall of the shell (1) corresponding to the movable plate (406), and the U-shaped plug pins (701) are connected with the shell (1) in a plug-in mode through the cylindrical through holes (12).

2. The high power photovoltaic optimizer for facilitating overhaul as recited in claim 1, wherein: the outside of flexible baseband (401) corresponds lower hook plate (402) department install with spacing guide rail (403) that lower hook plate (402) quantity equals, just spacing guide rail (403) with the connected mode between casing (1) is fixed connection, two spacing spouts (404) that are symmetrical distribution have been seted up on lower hook plate (402), just lower hook plate (402) pass through spacing spout (404) with spacing guide rail (403) sliding connection.

3. The high power photovoltaic optimizer for facilitating overhaul as recited in claim 1, wherein: two that are close to fly leaf (406) reset subassembly (6) are installed in the outside of pole setting (501), just reset subassembly (6) are located the downside of first ring gear (502), reset subassembly (6) including fixed cup joint in annular cover seat (601) in the pole setting (501) outside, second ring gear (602) have been cup jointed in the outside activity of annular cover seat (601), the outside of annular cover seat (601) is located the upper and lower both ends of second ring gear (602) are fixed to be inlayed two rows of anticreep piece (603) that are symmetrical distribution, the upper end activity of annular cover seat (601) has inlayed two ratchet (604) that are symmetrical distribution.

4. A high power photovoltaic optimizer for facilitating maintenance according to claim 3 wherein: the ratchet (604) locating shaft's the outside is fixed to be cup jointed spring (605), just the outside end of spring (605) with annular cover seat (601) fixed connection, annular cover seat (601) with correspond on second ring gear (602) ratchet (604) department has all seted up two ratchet grooves (606), ratchet (604) pass through ratchet groove (606) with second ring gear (602) activity joint, toothed plate (607) rather than mutually supporting is installed in the outside of second ring gear (602), just toothed plate (607) with connected mode between fly leaf (406) is fixed connection, toothed plate (607) run through the lateral wall of casing (1), just the outer wall of casing (1) corresponds the department of running through of toothed plate (607) is equipped with two and is symmetrical distribution hollow columns.

5. The high power photovoltaic optimizer for facilitating overhaul as recited in claim 1, wherein: the U-shaped bolt (701) is located at one end inside the connecting column (407) and fixedly sleeved with a second limiting piece (702), the second limiting piece (702) is connected with the connecting column (407) in a sliding mode, and the section of the second limiting piece (702) is circular.

6. The high power photovoltaic optimizer for facilitating overhaul as recited in claim 5, wherein: the outside of U type bolt (701) is located second spacing piece (702) with connect between post (407) activity cup joint spring (703), U type bolt (701) keep away from connect the one end activity of post (407) and inlay ball (704), just ball (704) with the outer wall roll connection of casing (1).