CN211930025U

CN211930025U - Photovoltaic distribution box

Info

Publication number: CN211930025U
Application number: CN202020913302.9U
Authority: CN
Inventors: 姜磊; 陈向楠; 陈杰
Original assignee: Anhui Zhongshen Electric Power Technology Co ltd
Current assignee: Anhui Zhongshen Electric Power Technology Co ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-11-13
Anticipated expiration: 2030-05-25

Abstract

The utility model discloses a photovoltaic distribution box, which relates to the technical field of distribution boxes and comprises a box body and a mounting rack arranged in the box body, wherein the mounting rack comprises two vertical frames arranged at intervals along the width direction of the box body and a plurality of transverse frames arranged at intervals along the height direction of the vertical frames; two ends of the transverse frame are provided with adjusting devices matched with the vertical frame; the vertical frame is provided with a strip-shaped hole along the height direction; openings communicated with the strip-shaped holes are formed in the vertical frame and positioned on two sides of the strip-shaped holes, and the openings on the two sides of the strip-shaped holes are symmetrically arranged about the central axis of the strip-shaped holes in the length direction; a plurality of gaps are arranged at intervals along the length direction of the strip-shaped hole; the adjusting device comprises a sliding sleeve which is fixed at the end part of the transverse frame and sleeved on the vertical frame and a clamping piece which is arranged on the sliding sleeve and clamped and matched with the opening. The utility model discloses have the mounted position that can be convenient for adjust internal element, improved the application scope's of block terminal effect.

Description

Photovoltaic distribution box

Technical Field

The utility model belongs to the technical field of the block terminal technique and specifically relates to a photovoltaic block terminal is related to.

Background

At present, a distribution box for photovoltaic power generation exists in a photovoltaic system as a total outlet of a photovoltaic power station, is a distribution device for connecting the photovoltaic power station and a power grid, and mainly has the function of serving as a boundary point of the photovoltaic power generation system and the power grid.

At present, chinese utility model patent that publication number is CN 202797672U discloses photovoltaic block terminal, including outside frame (1) and inside recess (2), recess (2) are sunken to form the space in frame (1), and distribution has display (3), control switch (5), circuit breaker (6) and accomodates groove (8) in inside groove (2), and photovoltaic block terminal is including converging the unit, directly controlling unit and the inverter unit of being incorporated into the power networks, and above-mentioned three unit is in series together.

The above prior art solutions have the following drawbacks: when a circuit is installed inside the photovoltaic power generation distribution box, the position of an internal element is fixed, so that the position can not be adjusted, and the application range of the distribution box is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a photovoltaic distribution box, its mounted position that can be convenient for adjust internal component has improved the application scope of block terminal.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a photovoltaic distribution box comprises a box body and a mounting frame arranged in the box body, wherein the mounting frame comprises two vertical frames arranged at intervals along the width direction of the box body and a plurality of transverse frames arranged at intervals along the height direction of the vertical frames; two ends of the transverse frame are provided with adjusting devices matched with the vertical frame; the vertical frame is provided with a strip-shaped hole along the height direction; openings communicated with the strip-shaped holes are formed in the vertical frame and positioned on two sides of the strip-shaped holes, and the openings on the two sides of the strip-shaped holes are symmetrically arranged about a central axis of the strip-shaped holes in the length direction; a plurality of gaps are arranged at intervals along the length direction of the strip-shaped hole; adjusting device is including being fixed in the crossbearer tip and the sliding sleeve of locating on the vertical frame of cover and locating on the sliding sleeve and with opening joint complex joint spare.

Through adopting above-mentioned technical scheme, set up a plurality of openings on erecting the frame, can conveniently use with the cooperation of joint spare and catch the sliding sleeve to can conveniently adjust the position of crossbearer on erecting the frame, can be in the not unidimensional internal component of installation, carry out reasonable layout to the component in the box.

The present invention may be further configured in a preferred embodiment as: one side of the sliding sleeve is provided with a circular groove; a mounting groove corresponding to the circular groove is formed in the side wall, away from the circular groove, of the inner part of the sliding sleeve; the clamping piece comprises a movable block arranged in the mounting groove in a sliding manner, a spring connecting the movable block and the bottom of the mounting groove, a fixed block arranged on one side of the movable block, which is far away from the spring, and a positioning rod fixed on one side of the movable block, which is far away from the spring, and clamped with the notch; and one end of the fixed block, which is far away from the spring, extends out of the circular groove.

Through adopting above-mentioned technical scheme, under the effect of spring for the locating lever joint all the time in the opening department of bar hole both sides, through pressing the fixed block, make the fixed block drive the movable block and remove in the mounting groove, the spring is compressed, the locating lever break away from with the joint of opening, make the sliding sleeve can erect relatively and put up the direction of height along erecting the frame and remove, thereby conveniently adjust the height of crossbearer, application range is more extensive. After the fixed block is pressed by the spring, the movable block moves towards the direction close to the vertical frame to drive the positioning rod to extend out and be clamped at the opening, so that the transverse frame and the vertical frame are fixed, the fixing mode is simple and reliable, the adjustment is convenient, and the efficiency of installing internal elements is improved.

The present invention may be further configured in a preferred embodiment as: one side of the transverse frame is provided with an adjusting hole; the length direction of the adjusting hole is consistent with that of the cross frame; the transverse frame is provided with an installation part for fixing internal elements; the installation department installs on the crossbearer through the mounting that can slide along the regulation hole.

Through adopting above-mentioned technical scheme, set up the regulation hole on the crossbearer, can adjust the position of the horizontal direction of interior component installation, further improve the application scope of block terminal.

The present invention may be further configured in a preferred embodiment as: the fixing piece comprises a fixing plate arranged on one side of the cross frame, a fixing rod arranged on the fixing plate and penetrating through the adjusting hole, and a locking part fixed with one end of the fixing rod, which is far away from the fixing plate; the mounting part is inserted on the fixed rod and tightly propped against the other side of the transverse frame; one end of the fixed rod, which is far away from the fixed plate, is provided with a thread groove; the locking part comprises a threaded rod connected with the threaded groove in a threaded manner, and a locking block which is fixed on one side of the threaded rod, which deviates from the fixed rod, and abuts against one side of the mounting part, which deviates from the cross frame.

Through adopting above-mentioned technical scheme, set up the mounting, can conveniently carry out horizontal adjustment, the inside component of easy to assemble to the position of installation department. When the installation department needs to be removed, need twist the latch segment for the threaded rod removes to the direction that deviates from the fixed plate, thereby makes fixed plate, installation department not press from both sides tightly with the both sides of crossbearer, removes the installation department, can make the installation department remove along the regulation hole, thereby changes the horizontal position of installation department. After the position of the installation part is determined, the locking block is screwed, so that the threaded rod is screwed in the threaded groove, one side of the locking block, which is close to the threaded rod, abuts against the installation part, and the installation part and the fixing plate are respectively clamped on two sides of the cross frame to fix the installation part.

The present invention may be further configured in a preferred embodiment as: one side of the mounting part, which is far away from the transverse frame, is provided with a countersunk groove matched with the locking block; an inner hexagonal groove is formed in one end, deviating from the threaded rod, of the locking block.

Through adopting above-mentioned technical scheme, set up countersunk head groove for the latch segment can be located countersunk head inslot, is favorable to keeping the installation department to deviate from the planarization of crossbearer one side, easy to assemble internal component. The arrangement of the inner hexagonal groove can conveniently screw the locking block, and the horizontal position of the mounting part can be conveniently adjusted.

The present invention may be further configured in a preferred embodiment as: the two sides of the box body are both provided with heat dissipation ports; the heat dissipation port is detachably and fixedly provided with a filter plate; the filter plate is provided with a plurality of heat dissipation holes at intervals along the height direction; the filter plate deviates from one side of the box body and is provided with a chip blocking plate which is arranged in an inclined mode and located above the heat dissipation holes.

Through adopting above-mentioned technical scheme, set up the thermovent, be convenient for improve the radiating effect in the box. The inclined filter plate is arranged, so that rainwater or dust can be prevented from entering the box body. The filter plate is detachably fixed on the outer side wall of the box body, and the filter plate can be maintained, replaced or cleaned.

The present invention may be further configured in a preferred embodiment as: a fixing hole is formed in the filter plate and above the heat dissipation hole; a connecting plate attached to the filter plate is formed at the upper end of the scrap blocking plate; one side of the connecting plate, which is close to the box body, is provided with an elastic buckle which is in clamping fit with the fixing hole.

Through adopting above-mentioned technical scheme, set up fixed orifices and elasticity buckle cooperation and use, be convenient for install and dismantle the fender bits board. After the chip blocking plate is used for a period of time, the chip blocking plate can be conveniently detached to be cleaned, and dust is prevented from being accumulated to enter the box body too much.

The present invention may be further configured in a preferred embodiment as: and two ends of the scrap blocking plate are provided with triangular plates, and one edge of each triangular plate is attached to the filter plate.

By adopting the technical scheme, the triangular plates are arranged at the two ends of the scrap blocking plate, so that the heat dissipation effect of the heat dissipation holes can be further improved, and dust and impurities can be prevented from entering the box body.

To sum up, the utility model discloses following beneficial effect has:

1. the plurality of notches are arranged on the vertical frame, and can be conveniently matched with the clamping piece for use to clamp the sliding sleeve, so that the position of the transverse frame on the vertical frame can be conveniently adjusted, and internal elements with different sizes can be installed to reasonably arrange the elements in the box body;

2. the transverse frame is provided with an adjusting hole, so that the position of the internal element in the horizontal direction can be adjusted, and the application range of the distribution box is further improved;

3. the heat dissipation port is arranged, so that the heat dissipation effect in the box body is improved conveniently. The filter plate that sets up the slope can be favorable to preventing rainwater or dust to enter into the box, and filter plate detachably fixes on the box ground outside wall, can maintain, change or clear up the filter plate.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic structural view of an adjusting device according to an embodiment;

FIG. 3 is a schematic view of a mounting structure of the mounting portion of the embodiment;

fig. 4 is a schematic view of a filter plate mounting structure of the embodiment.

Reference numerals: 1. a box body; 11. a door panel; 12. a heat dissipation port; 2. a mounting frame; 21. erecting; 211. a strip-shaped hole; 212. opening the gap; 22. a cross frame; 221. an adjustment hole; 3. an adjustment device; 31. a sliding sleeve; 311. a circular groove; 312. mounting grooves; 32. a clamping piece; 321. a movable block; 322. a spring; 323. a fixed block; 324. positioning a rod; 4. an installation part; 41. a countersunk groove; 5. a fixing member; 51. a fixing plate; 52. fixing the rod; 521. a thread groove; 53. a locking portion; 531. a threaded rod; 532. a locking block; 533. an inner hexagonal groove; 54. an L-shaped plate; 6. filtering the plate; 61. heat dissipation holes; 62. a fixing hole; 7. a chip blocking plate; 71. a set square; 72. a connecting plate; 73. an elastic buckle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a photovoltaic distribution box, including the box 1 that is the cuboid form, one side of box 1 is open structure, and articulated on the box 1 have a door plant 11. The box body 1 is internally and fixedly provided with a mounting rack 2 for mounting components. The mounting frame 2 comprises two vertical frames 21 arranged at intervals along the width direction of the box body 1 and two transverse frames 22 arranged at intervals along the height direction of the vertical frames 21.

Referring to fig. 1 and 2, the vertical frame 21 has a long strip-like plate-like structure. One side of the vertical frame 21 close to the door panel 11 is provided with a strip-shaped hole 211, and the height direction of the strip-shaped hole 211 is consistent with that of the vertical rod. The vertical frame 21 is provided with notches 212 communicated with the strip-shaped hole 211 at two sides of the strip-shaped hole 211, and the notches 212 at two sides of the strip-shaped hole 211 are symmetrically arranged about the central axis of the strip-shaped hole 211 in the length direction. A plurality of slits 212 are provided at intervals along the longitudinal direction of the bar-shaped hole 211.

Referring to fig. 2 and 3, in order to adjust the height of the cross frame 22, adjusting devices 3 engaged with the vertical frames 21 are fixed to both ends of the cross frame 22. The adjusting device 3 includes a sliding sleeve 31 and a snap 32. The sliding sleeve 31 is fixed at the end of the horizontal frame 22 and sleeved on the vertical frame 21, and the sliding sleeve 31 can drive the horizontal frame 22 to slide along the height direction of the vertical frame 21. The clamping piece 32 is installed on the sliding sleeve 31 and can be matched with the notch 212 in a clamping mode.

Referring to fig. 2 and 3, a circular groove 311 is formed at one side of the sliding sleeve 31 close to the door panel 11, and the circular groove 311 is communicated with the strip-shaped hole 211. The side wall of the inner part of the sliding sleeve 31 and departing from the circular groove 311 is provided with a mounting groove 312 corresponding to the circular groove 311.

Referring to fig. 2 and 3, the clip 32 includes a movable block 321, a spring 322, a fixed block 323, and a positioning rod 324. The movable block 321 is disc-shaped, and the movable block 321 is slidably disposed in the mounting groove 312. Two ends of the spring 322 are respectively and fixedly connected with the movable block 321 and the groove bottom of the mounting groove 312. The fixed block 323 is cylindrical, and the fixed block 323 is fixed on the side of the movable block 321 departing from the spring 322. The center of the fixed block 323 coincides with the center of the movable block 321. The positioning rod 324 is fixed on a side of the movable block 321 facing away from the spring 322. The end of the fixing block 323 facing away from the spring 322 protrudes through the circular groove 311. When the spring 322 is in a normal state, the positioning rod 324 extends out and is clamped with the notches 212 on the two sides of the strip-shaped hole 211, the fixed block 323 is pressed, the spring 322 is compressed, the movable block 321 drives the positioning rod 324 to be separated from the clamping with the notches 212, and therefore the sliding sleeve 31 can slide along the height direction of the vertical frame 21.

Referring to fig. 3, an adjusting hole 221 is formed at a side of the cross frame 22 close to the door panel 11, and a length direction of the adjusting hole 221 is identical to a length direction of the cross frame 22. A mounting portion 4 is detachably fixed to the cross frame 22, and the mounting portion 4 is used for fixing an internal element. The mounting portion 4 is mounted to the cross frame 22 via a fastener 5.

Referring to fig. 3, the fixing member 5 includes a fixing plate 51, a fixing lever 52, and a locking portion 53. Fixed plate 51 sets up in the one side that the crossbearer 22 deviates from door plant 11, and the up end shaping of fixed plate 51 has the L shaped plate 54 with crossbearer 22 upper end joint, the vertical portion of L shaped plate 54 and the up end butt of crossbearer 22, and the horizontal part of L shaped plate 54 and the one side butt that the crossbearer 22 deviates from fixed plate 51 can hang fixed plate 51 and locate crossbearer 22 on, are convenient for remove the position of fixed plate 51 to adjust the position of installation department 4. The fixing rod 52 is fixedly installed on the fixing plate 51, and one end of the fixing rod 52 passes through the adjusting hole 221 to be in inserted fit with the installation plate. The end of the fixing rod 52 away from the fixing plate 51 is provided with a thread groove 521. The locking portion 53 includes a threaded rod 531 and a locking block 532. One end of the threaded rod 531 is in threaded connection with the threaded groove 521, and the other end of the threaded rod 531 is fixedly connected with the locking block 532. After the threaded rod 531 and the threaded groove 521 are screwed, one end of the locking block 532 close to the threaded rod 531 abuts against one side of the mounting portion 4 away from the cross frame 22. The countersunk groove 41 matched with the locking block 532 is formed in one side of the mounting part 4 departing from the transverse frame 22, and the hexagonal groove 533 is formed in one end of the locking block 532 departing from the threaded rod 531.

Referring to fig. 4, heat dissipating ports 12 are formed on both sides of the case 1, and the filter plate 6 is fixedly mounted on the heat dissipating ports 12 in a detachable manner. A plurality of louvres 61 have been seted up along the interval on the direction of height to filter plate 6, and filter plate 6 deviates from one side of box 1 and is located the top detachably of louvre 61 and installs chip blocking plate 7, and chip blocking plate 7 sets up to the lopsidedness that is close to box 1 from bottom to top, and chip blocking plate 7's both ends are fixed with set-square 71, and a limit of set-square 71 and filter plate 6 laminate. The fixing holes 62 are formed in the upper portion, located on the heat dissipation holes 61, of the filter plate 6, the connecting plate 72 attached to the filter plate 6 is formed in the upper end of the chip blocking plate 7, an elastic buckle 73 is fixed to one side, close to the box body 1, of the connecting plate 72, and the elastic buckle 73 is in clamping fit with the fixing holes 62 and used for installing the chip blocking plate 7 on the filter plate 6.

The implementation principle of the embodiment is as follows: when the high position of installation department 4 needs to be adjusted, fixed block 323 through pressing the setting of crossbearer 22 both ends, make fixed block 323 drive movable block 321 remove in mounting groove 312, spring 322 is compressed, locating lever 324 breaks away from the joint with opening 212, make sliding sleeve 31 can be relatively erect frame 21 and remove along the direction of height of erecting frame 21, remove and close the position back pine that makes and loosen the back to the pressing back of fixed block 323, under spring 322's effect, movable block 321 removes to the direction that is close to erecting frame 21, drive locating lever 324 and stretch out and joint in opening 212 department, make sliding sleeve 31 fixed with erecting frame 21, thereby adjust the vertical position of installation department 4.

When the lateral position of installation department 4 needs to be adjusted, locking block 532 is twisted, make threaded rod 531 remove to the direction of keeping away from fixed plate 51, thereby make fixed plate 51, installation department 4 is not pressed from both sides with crossbearer 22 and is pressed from both sides tightly, remove installation department 4, can make installation department 4 remove along regulation hole 221, thereby change the horizontal position of installation department 4, after the position of installation department 4 is confirmed, locking block 532 is twisted, make threaded rod 531 screw in thread groove 521, make one side that locking block 532 is close to threaded rod 531 support tightly with countersunk head groove 41 inner wall that sets up on installation department 4, and installation department 4 and fixed plate 51 press from both sides tightly in crossbearer 22 respectively, thereby fix installation department 4.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a photovoltaic distribution box, includes box (1), locates mounting bracket (2) in box (1), its characterized in that: the mounting rack (2) comprises two vertical frames (21) arranged at intervals along the width direction of the box body (1) and a plurality of transverse frames (22) arranged at intervals along the height direction of the vertical frames (21); two ends of the transverse frame (22) are provided with adjusting devices (3) matched with the vertical frame (21); the vertical frame (21) is provided with a strip-shaped hole (211) along the height direction; gaps (212) communicated with the strip-shaped holes (211) are formed in the vertical frame (21) and located on two sides of the strip-shaped holes (211), and the gaps (212) on the two sides of the strip-shaped holes (211) are symmetrically arranged around the central axis of the strip-shaped holes (211) in the length direction; a plurality of gaps (212) are arranged at intervals along the length direction of the strip-shaped hole (211); adjusting device (3) including be fixed in horizontal frame (22) tip and the sliding sleeve (31) of locating on erecting frame (21) and locate sliding sleeve (31) on and with opening (212) joint complex joint spare (32).

2. The photovoltaic power distribution box of claim 1, wherein: one side of the sliding sleeve (31) is provided with a circular groove (311); a mounting groove (312) corresponding to the circular groove (311) is formed in the side wall, away from the circular groove (311), of the inner part of the sliding sleeve (31); the clamping piece (32) comprises a movable block (321) arranged in the mounting groove (312) in a sliding mode, a spring (322) connected with the movable block (321) and the bottom of the mounting groove (312), a fixed block (323) arranged on one side, away from the spring (322), of the movable block (321), and a positioning rod (324) fixed on one side, away from the spring (322), of the movable block (321) and clamped with the opening (212); one end of the fixing block (323) departing from the spring (322) extends out of the circular groove (311).

3. The photovoltaic power distribution box of claim 1, wherein: one side of the transverse frame (22) is provided with an adjusting hole (221); the length direction of the adjusting hole (221) is consistent with that of the transverse frame (22); the transverse frame (22) is provided with a mounting part (4) for fixing internal elements; the mounting part (4) is mounted on the cross frame (22) through a fixing part (5) which can slide along the adjusting hole (221).

4. The photovoltaic power distribution box of claim 3, wherein: the fixing piece (5) comprises a fixing plate (51) arranged on one side of the transverse frame (22), a fixing rod (52) arranged on the fixing plate (51) and penetrating through the adjusting hole (221), and a locking part (53) fixed with one end of the fixing rod (52) departing from the fixing plate (51); the mounting part (4) is inserted on the fixed rod (52) and tightly propped against the other side of the cross frame (22); one end of the fixing rod (52) departing from the fixing plate (51) is provided with a thread groove (521); the locking part (53) comprises a threaded rod (531) in threaded connection with the threaded groove (521), and a locking block (532) which is fixed on one side of the threaded rod (531) departing from the fixing rod (52) and is abutted against one side of the mounting part (4) departing from the cross frame (22).

5. The photovoltaic power distribution box of claim 4, wherein: one side of the mounting part (4) departing from the transverse frame (22) is provided with a countersunk groove (41) matched with the locking block (532); an inner hexagonal groove (533) is formed in one end, away from the threaded rod (531), of the locking block (532).

6. The photovoltaic power distribution box of claim 1, wherein: both sides of the box body (1) are provided with heat dissipation ports (12); the heat dissipation port (12) is detachably and fixedly provided with a filter plate (6); the filter plate (6) is provided with a plurality of heat dissipation holes (61) at intervals along the height direction; and a scrap blocking plate (7) which is obliquely arranged is arranged on one side of the filter plate (6) departing from the box body (1) and above the heat dissipation holes (61).

7. The photovoltaic power distribution box of claim 6, wherein: a fixing hole (62) is formed in the filter plate (6) and above the heat dissipation hole (61); a connecting plate (72) attached to the filter plate (6) is formed at the upper end of the scrap blocking plate (7); one side of the connecting plate (72) close to the box body (1) is provided with an elastic buckle (73) which is in clamping fit with the fixing hole (62).

8. The photovoltaic power distribution box of claim 6, wherein: triangular plates (71) are arranged at two ends of the scrap blocking plate (7), and one edge of each triangular plate (71) is attached to the filter plate (6).