CN216959805U

CN216959805U - Photovoltaic combiner box

Info

Publication number: CN216959805U
Application number: CN202220358549.8U
Authority: CN
Inventors: 杨万彪; 翁恩福; 杨春菊
Original assignee: Shandong Qitong Electric Co ltd
Current assignee: Shandong Qitong Electric Co ltd
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-07-12
Anticipated expiration: 2032-02-22

Abstract

The utility model discloses a photovoltaic combiner box, which comprises: the box body, the circuit mounting plate and the heat dissipation holes; the circuit mounting plate is embedded in the box body, the box body acts on the circuit mounting plate, the circuit mounting plate acts on photovoltaic confluence, heat dissipation holes are formed in the box body, and the heat dissipation holes act on heat dissipation and ventilation; the guide rod is arranged at the bottom of the box body, and the bottom of the guide rod is fixedly connected with an operation box. This photovoltaic conflux case, pulling screw thread section of thick bamboo carries out the screw thread slip along it when the threaded rod is rotatory, can stimulate the box this moment and go up and down, the height of the adjusting box of being convenient for is followed, can cover the louvre when the closing plate removes to the adaptation position to can prevent that the rainwater from seeing through inside the closing plate gets into the box, at last, promote the connecting block card and go on the block fixed in the draw-in groove, can fix circuit mounting panel in fixed block one side this moment, the equipment circuit mounting panel of being convenient for.

Description

Photovoltaic combiner box

Technical Field

The utility model relates to the technical field of photovoltaic power generation, in particular to a photovoltaic combiner box.

Background

The intelligent photovoltaic combiner box is used for connecting a photovoltaic array and an inverter, providing lightning protection and overcurrent protection, and monitoring single-string current and voltage of the photovoltaic array and the state of a lightning protector and the state of a circuit breaker, wherein the existing photovoltaic combiner box has certain defects in use, such as the case;

as publication number CN213783240U a photovoltaic conflux case for photovoltaic inverter, including photovoltaic conflux case main part, the back fixedly connected with mount of photovoltaic conflux case main part, the inner wall of mount rotates respectively through the pivot and is connected with left fixation clamp and right fixation clamp, there is fixing bolt right fixation clamp's surface through threaded connection, the fixed surface of left fixation clamp is connected with fixation nut, fixation nut's inner wall size and fixing bolt looks adaptation, the equal fixedly connected with rubber pad of inner wall of left fixation clamp and right fixation clamp. According to the photovoltaic combiner box, the left fixing clamp and the right fixing clamp are matched with the fixing nut and the rubber pad, so that the photovoltaic combiner box can be installed on rods with different diameters when in use, convenience and rapidness are realized, the adaptability is wide, the photovoltaic combiner box can be independently disassembled for maintenance or replacement, and the convenience is improved;

this prior art solution also presents the following problems when in use:

1. the height of the equipment is not convenient to adjust;

2. it is inconvenient to prevent rainwater from entering the inside of the apparatus;

3. it is inconvenient to assemble the circuit mounting board;

there is a need for improvement in view of the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a photovoltaic combiner box, which aims to solve the problems that the height of equipment cannot be conveniently adjusted, rainwater cannot be conveniently prevented from entering the equipment, and a circuit mounting plate cannot be conveniently assembled in the current market in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a photovoltaic combiner box, comprising: the box body, the circuit mounting plate and the heat dissipation holes;

a circuit mounting plate is embedded in the box body, the box body acts on the circuit mounting plate, the circuit mounting plate acts on photovoltaic confluence, heat dissipation holes are formed in the box body, and the heat dissipation holes act on heat dissipation and ventilation;

the guide bar sets up the bottom half, guide bar bottom fixedly connected with control box, control box bottom fixedly connected with base, control box internally mounted has the motor, be connected with the rotary rod on the motor, rotary rod through connection is inside the control box.

Preferably, the rotary rod top is connected with the threaded rod, threaded connection has a screw thread section of thick bamboo on the threaded rod, screw thread section of thick bamboo one side fixedly connected with guide block, guide block sliding connection is on the guide bar, and guide bar and guide block have two sets ofly about the central line symmetric distribution of control box, can stimulate the guide block when the screw thread section of thick bamboo removes and carry out the sliding guide along the guide bar.

Preferably, structure as an organic whole between threaded rod and the rotary rod, and constitute revolution mechanic between motor, control box and the rotary rod, the starter motor drive rotary rod rotates, can stimulate the lead screw when the rotary rod rotates and rotate.

Preferably, the box body comprises:

the operation groove is seted up inside the box, the operation inslot portion is connected with the lead screw through the bearing, lead screw one end is connected with the motor, the motor is installed in the operation inslot portion, can stimulate the slider and carry out the screw thread slip along it when the lead screw rotates, and the slider can stimulate the closing plate and remove this moment.

Preferably, threaded connection has the slider on the lead screw, slider one side fixedly connected with closing plate, and the closing plate has two sets ofly about the central line symmetric distribution of box, can cover the louvre when the closing plate removes the adaptation position.

Preferably, the circuit mounting board includes:

the handle, fixed connection be in circuit mounting panel one side, inside the pulling handle can drive circuit mounting panel embedding box, box one side fixedly connected with fixed block, the extrusion groove has been seted up to fixed block inside, the inside fixedly connected with spring in extrusion groove, spring one end fixedly connected with connecting block, connecting block sliding connection is in extrusion groove one end.

Preferably, connecting block one side fixedly connected with ejector pad, ejector pad through connection is close to the extrusion groove inside the extrusion groove the inside draw-in groove of having seted up of circuit mounting panel, connecting block one end gomphosis is inside the draw-in groove, can drive extrusion groove and draw-in groove butt joint after the connecting block extrudes into the extrusion inslot portion completely.

Preferably, constitute the block structure between draw-in groove and the connecting block, and constitute extending structure between connecting block and the spring, receive the extruded spring and can promote the connecting block card through the tension of self and carry out the block in the draw-in groove and fix.

Compared with the prior art, the utility model has the beneficial effects that: this photovoltaic conflux case, pulling screw thread section of thick bamboo carries out the screw thread slip along it when the threaded rod is rotatory, can stimulate the box this moment and go up and down, the height of the adjusting box of being convenient for is followed, can cover the louvre when the closing plate removes to the adaptation position to can prevent that the rainwater from seeing through inside the closing plate gets into the box, at last, promote the connecting block card and go on the block fixed in the draw-in groove, can fix circuit mounting panel in fixed block one side this moment, the equipment circuit mounting panel of being convenient for.

1. At first, the starter motor drive rotary rod rotates, can stimulate the lead screw to rotate when the rotary rod rotates, can drive the threaded rod when this moment lead screw rotates and rotate, stimulates a screw section of thick bamboo when the threaded rod is rotatory and carries out the screw thread slip along it, and a screw section of thick bamboo can stimulate the guide block simultaneously and carry out the slip direction along the guide bar to can stimulate the box and go up and down, be convenient for adjust the height of box.

2. Then, the starter motor drive lead screw rotates, and the lead screw can rotate along the operation inslot through the bearing, can stimulate the slider when the lead screw rotates and carry out the screw thread slip along it, and the slider can stimulate the closing plate and remove this moment, can cover the louvre when the closing plate removes the adaptation position to can prevent that the rainwater from seeing through inside the closing plate gets into the box.

3. Finally, inside the pulling handle drove circuit mounting board embedding box, can extrude the connecting block when circuit mounting board removes the adaptation position, the connecting block receives the extrusion can follow extrusion groove extrusion spring, can drive extrusion groove and draw-in groove butt joint after the connecting block extrudees into extrusion inslot portion completely, and then it can promote the connecting block card through the tension of self and carry out the block in the draw-in groove and fix to receive the extruded spring, can fix circuit mounting board in fixed block one side this moment, be convenient for assemble circuit mounting board.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is an enlarged view of the part A of the present invention.

In the figure: 1. a box body; 2. a circuit mounting board; 3. heat dissipation holes; 4. a guide bar; 5. an operation box; 6. a base; 7. a motor; 8. rotating the rod; 9. a threaded rod; 10. a threaded barrel; 11. a guide block; 12. an operation slot; 13. a screw rod; 14. a motor; 15. a slider; 16. a sealing plate; 17. a handle; 18. a fixed block; 19. extruding a groove; 20. a spring; 21. connecting blocks; 22. a push block; 23. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a photovoltaic combiner box, comprising: the box body 1, the circuit mounting plate 2 and the heat dissipation holes 3;

1 inside of box inlays and is equipped with circuit mounting panel 2, and box 1 acts on installation circuit mounting panel 2, and circuit mounting panel 2 acts on and carries out the photovoltaic confluence, 1 inside louvre 3 of having seted up of box, and louvre 3 acts on the heat dissipation and ventilation, guide bar 4, the setting is in 1 bottom of box, 4 bottom fixedly connected with control box 5 of guide bar, 5 bottom fixedly connected with bases 6 of control box, 5 internally mounted of control box have motor 7, be connected with rotary rod 8 on the

motor

7, 8 through connections of rotary rod are inside 5 of control box. The top end of the rotating rod 8 is connected with a threaded rod 9, a threaded cylinder 10 is connected to the threaded rod 9 in a threaded mode, a guide block 11 is fixedly connected to one side of the threaded cylinder 10, the guide block 11 is connected to the guide rod 4 in a sliding mode, and the guide rod 4 and the guide block 11 are symmetrically distributed in two groups about the center line of the operation box 5. The threaded rod 9 and the rotating rod 8 are integrated, and a rotating structure is formed among the motor 7, the operating box 5 and the rotating rod 8. When the threaded rod 9 rotates, the threaded cylinder 10 is pulled to slide along the threaded rod, and at the moment, the box body 1 is pulled to lift, so that the height of the box body 1 can be adjusted conveniently.

The box 1 includes: the operation groove 12 is formed in the box body 1, the inside of the operation groove 12 is connected with a screw rod 13 through a bearing, one end of the screw rod 13 is connected with a motor 14, and the motor 14 is installed in the operation groove 12. The screw rod 13 is connected with a sliding block 15 in a threaded manner, one side of the sliding block 15 is fixedly connected with a sealing plate 16, and two groups of the sealing plates 16 are symmetrically distributed about the central line of the box body 1. When the sealing plate 16 moves to the adaptive position, the heat dissipation holes 3 are covered, so that rainwater can be prevented from entering the interior of the box body 1 through the sealing plate 16.

The circuit mounting board 2 includes: handle 17, fixed connection is in circuit mounting panel 2 one side, and 1 one side fixedly connected with fixed block 18 of box, 18 inside extrusion groove 19 of having seted up of fixed block, the inside fixedly connected with spring 20 in extrusion groove 19, spring 20 one end fixedly connected with connecting block 21, connecting block 21 sliding connection is in extrusion groove 19 one end. Connecting block 21 one side fixedly connected with ejector pad 22, ejector pad 22 through connection is inside extrusion groove 19, is close to the inside draw-in groove 23 that has seted up of circuit mounting panel 2 of extrusion groove 19, and connecting block 21 one end gomphosis is inside draw-in groove 23. A clamping structure is formed between the clamping groove 23 and the connecting block 21, and a telescopic structure is formed between the connecting block 21 and the spring 20. The extruded spring 20 can push the connecting block 21 to be clamped and fixed in the clamping groove 23 through the tension of the spring, and at the moment, the circuit mounting plate 2 can be fixed on one side of the fixing block 18, so that the circuit mounting plate 2 can be assembled conveniently.

The working principle is as follows: as shown in fig. 1-4, when using the photovoltaic combiner box, firstly, the starting motor 7 drives the rotating rod 8 to rotate, the rotating rod 8 will pull the screw rod 13 to rotate when rotating, at this time, the screw rod 13 will drive the threaded rod 9 to rotate when rotating, the threaded rod 9 will pull the threaded cylinder 10 to perform threaded sliding along it when rotating, at the same time, the threaded cylinder 10 will pull the guide block 11 to perform sliding guiding along the guide rod 4, so as to pull the box body 1 to go up and down, which is convenient for adjusting the height of the box body 1, then, the starting motor 14 drives the screw rod 13 to rotate, the screw rod 13 will rotate along the operation slot 12 through the bearing, when the screw rod 13 rotates, the slider 15 will pull the slider 15 to perform threaded sliding along it, at this time, the slider 15 will pull the sealing plate 16 to move, when the sealing plate 16 moves to the adaptive position, the heat dissipation holes 3 will be covered, so as to prevent rainwater from entering the inside the box body 1 through the sealing plate 16, finally, pulling handle 17 drives circuit mounting panel 2 and imbeds inside box 1, can extrude connecting block 21 when circuit mounting panel 2 removes the adaptation position, connecting block 21 receives the extrusion can follow extrusion groove 19 extrusion spring 20, can drive extrusion groove 19 and draw-in groove 23 butt joint after extrusion groove 19 is inside to connecting block 21 extrudees completely, and then receive extruded spring 20 can promote connecting block 21 card through self tension and carry out the block fastening in draw-in groove 23, can fix circuit mounting panel 2 in fixed block 18 one side this moment, be convenient for assemble circuit mounting panel 2, the content of not making the detailed description in this description belongs to the known prior art of the professional skilled in the art of this field.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A photovoltaic combiner box, comprising: the box body (1), the circuit mounting plate (2) and the heat dissipation holes (3) are characterized in that;

a circuit mounting plate (2) is embedded in the box body (1), and heat dissipation holes (3) are formed in the box body (1);

guide bar (4), the setting is in box (1) bottom, guide bar (4) bottom fixedly connected with control box (5), control box (5) bottom fixedly connected with base (6), control box (5) internally mounted has motor (7), be connected with rotary rod (8) on motor (7), rotary rod (8) through connection is inside control box (5).

2. A photovoltaic combiner box according to claim 1, wherein: the utility model discloses a rotary rod, including rotary rod (8), threaded rod (9) are gone up threaded connection and are had a screw thread section of thick bamboo (10), screw thread section of thick bamboo (10) one side fixedly connected with guide block (11), guide block (11) sliding connection is on guide bar (4), and guide bar (4) and guide block (11) have two sets ofly about the central line symmetric distribution of control box (5).

3. A photovoltaic combiner box according to claim 2, wherein: threaded rod (9) and rotary rod (8) between structure as an organic whole, and constitute revolution mechanic between motor (7), control box (5) and rotary rod (8).

4. The photovoltaic combiner box of claim 1, wherein: the box (1) comprises:

operation groove (12) is seted up inside box (1), operation groove (12) are inside to be connected with lead screw (13) through the bearing, lead screw (13) one end is connected with motor (14), motor (14) are installed inside operation groove (12).

5. A photovoltaic combiner box according to claim 4, wherein: the screw rod (13) is connected with a sliding block (15) in a threaded mode, a sealing plate (16) is fixedly connected to one side of the sliding block (15), and the two groups of sealing plates (16) are symmetrically distributed on the center line of the box body (1).

6. A photovoltaic combiner box according to claim 1, wherein: the circuit mounting board (2) comprises:

handle (17), fixed connection be in circuit mounting panel (2) one side, box (1) one side fixedly connected with fixed block (18), extrusion groove (19) have been seted up to fixed block (18) inside, extrusion groove (19) inside fixedly connected with spring (20), spring (20) one end fixedly connected with connecting block (21), connecting block (21) sliding connection is in extrusion groove (19) one end.

7. The photovoltaic combiner box of claim 6, wherein: connecting block (21) one side fixedly connected with ejector pad (22), ejector pad (22) through connection is inside extrusion groove (19), is close to extrusion groove (19) draw-in groove (23) have been seted up to circuit mounting panel (2) is inside, connecting block (21) one end gomphosis is inside draw-in groove (23).

8. The photovoltaic combiner box of claim 7, wherein: constitute the block structure between draw-in groove (23) and connecting block (21), and constitute extending structure between connecting block (21) and spring (20).