A distribution box based on photovoltaic integration

Abstract

The present invention discloses a distribution box based on photovoltaic integration, which belongs to the field of distribution boxes and comprises a box body, a box seat is arranged at the bottom of the box body, a plurality of electrical racks are arranged on the rear surface of the box body, movable grooves are provided on the left and right sides of the box body, the box seat comprises a bottom box, a base is integrally formed at the bottom of the bottom box, through-type through grooves are provided on the left and right sides of the bottom box, and two slideways are provided on the upper surface of the bottom box. The present invention realizes the convenient movement of the distribution box by arranging universal wheels, which can be easily completed in both the early layout stage of the construction site and the adjustment of the position according to actual needs in the later stage, thereby improving the adaptability of the distribution box in different application scenarios. When the distribution box is moved to the specified position, the universal wheels can be folded up and the support blocks can be supported externally by operating the rotating rod; the support blocks can increase the contact area with the ground and improve the stability of the distribution box.

Description

Technical Field

[0001] The present invention relates to the technical field of distribution boxes, and in particular to a distribution box based on photovoltaic integration. Background Art

[0002] As the global demand for clean energy continues to increase, photovoltaic power generation has been widely used as a sustainable energy solution. Distributed photovoltaic projects have developed rapidly in urban, rural, industrial and other fields, and their number and scale have continued to expand.

[0003] Traditional distribution boxes have many problems in cable management, such as unsmooth cable retraction, easy bending and wear, and chaotic reeling. These problems not only affect the efficiency of power transmission, but also increase the risk of equipment failure and maintenance costs. In some scenarios where the cable length needs to be adjusted frequently or the distribution box needs to be moved, the existing cable management method cannot meet the actual needs, resulting in low work efficiency.

[0004] Existing movable distribution boxes often have difficulty balancing mobility and stability. Some mobile devices are not designed properly, are not flexible and convenient enough during movement, or are not stable enough when fixed, which can easily lead to safety hazards.

[0005] Therefore, a distribution box that is easy to move, install and maintain is needed to meet the needs of distributed photovoltaic systems, and can adapt to different installation environments and layout requirements, and quickly and flexibly provide power distribution and control functions for each photovoltaic power generation unit. Summary of the invention

[0006] In view of the deficiencies in the prior art, the present invention provides a distribution box based on photovoltaic integration, which solves the problems raised in the above background technology.

[0007] Technical solution: To solve the above technical problems, according to one aspect of the present invention, more specifically, a distribution box based on photovoltaic integration includes a box body, a box seat is arranged at the bottom of the box body, a plurality of electrical racks are arranged on the rear surface of the box body, movable grooves are opened on the left and right sides of the box body, the box seat includes a bottom box, a base is integrally formed at the bottom of the bottom box, through-type through grooves are opened on the left and right sides of the bottom box, two slides are opened on the upper surface of the bottom box, through-type gear grooves are opened on the left and right rear sides of the bottom box, the gear grooves are connected with the slides and the through grooves, two rotating rods are rotatably connected inside the bottom box, a wire drum is fixed on the outer surface of the rotating rod, a spur gear is fixed on the rear surface of the outer surface of the box body, and the Two spur gears 2 are rotatably connected to the rear surface of the bottom box, and spur gears 3 are rotatably connected to the gear groove. A screw rod 1 is rotatably connected to the lower part of the slide, and the rear end of the screw rod is fixedly connected to the spur gear 3. A slide is slidably connected to the slide, and the bottom end of the slide is threadedly connected to the outer surface of the screw rod. A wire hole 1 is opened through the inside of the slide, and the wire hole 1 is located inside the through groove. A rotating groove is opened above the front surface of the slide, and the top of the rotating groove extends to the upper surface of the slide. A support frame is rotatably connected to the rotating groove, and a movable rod is fixed to the front end of the support frame. The movable rod is located inside the movable groove, and the movable rod is movably connected to the movable groove. The rotating rod on the left side passes through to the front of the box.

[0008] Furthermore, a bevel gear 1 is fixed in front of the outer surface of the rotating rod located on the left side, and a bevel gear 2 is meshedly connected to the bottom of the bevel gear 1, a vertical rod is fixed at the center of the lower surface of the bevel gear 2, and a spur gear 4 is fixed at the bottom end of the vertical rod, and the spur gear 4 is rotatably connected to the lower surface of the bottom box, and a screw barrel is rotatably connected at the center of the lower surface of the bottom box, and a screw barrel is threadedly connected to the inside of the screw barrel, and a transmission gear is fixed on the outer surface of the screw barrel, and the transmission gear is meshed with the spur gear 4, the bottom end of the screw barrel penetrates into the inside of the base and is fixed with a lifting plate, four bottom grooves are opened inside the lifting plate, and a connecting rod is rotatably connected inside the bottom groove, and a telescopic plate is rotatably connected to the top of the connecting rod, and the opposite ends of the four telescopic plates all penetrate into the outer surface of the base and are fixed with support blocks, and four universal wheels are fixed to the bottom of the lifting plate.

[0009] Furthermore, the bottom box is located inside the box body, the outer surface of the bottom box is in contact with the inner surface of the box body, and the base is located below the box body.

[0010] Furthermore, the two spur gears 1 are meshed and connected, the spur gear 1 is meshed and connected with the spur gear 2, and the spur gear 2 is meshed and connected with the spur gear 3.

[0011] Furthermore, the front and rear surfaces of the box body are both provided with through-type heat dissipation holes, and the two heat dissipation holes are respectively located at the front and rear sides of the bottom box.

[0012] Furthermore, a through rod groove is provided on the front surface of the box body, the bottom end of the rod groove extends to the lower surface of the box body, and the outer surface of the rotating rod on the left side is located inside the rod groove.

[0013] Furthermore, an operating wheel is fixed at the front end of the rotating rod on the left side and located in front of the rod groove.

[0014] Furthermore, two through-type wire holes 2 are provided in the front of the upper surface of the bottom box, and the wire holes 2 are located above the wire drum.

[0015] The beneficial effects of the photovoltaic integrated distribution box of the present invention are:

[0016] (1) The present invention realizes the convenient movement of the distribution box by setting universal wheels. Whether it is in the early stage of layout of the construction site or in the later stage of adjusting the position according to actual needs, it can be easily completed, thereby improving the adaptability of the distribution box in different application scenarios; for example, during the installation and commissioning of distributed photovoltaic power generation projects in different areas, the distribution box can be quickly moved to the required position, saving manpower and time costs;

[0017] When the distribution box is moved to the designated position, the universal wheels can be folded and the support blocks can be supported externally by operating the rotating rod; the support blocks increase the contact area with the ground, improve the stability of the distribution box, and effectively prevent the distribution box from shaking or tipping over due to external vibrations, wind and other factors; the rapid switching of the mobile and stable support functions meets the diverse needs in actual use and ensures the safe and reliable operation of the distribution box in various environments.

[0018] (2) The present invention is provided with a precise gear transmission system, and the rotating rod rotates to drive the wire drum and the slide to work in coordination; when the cable is extended, the slide can accurately follow the extension point of the cable on the wire drum to ensure that the cable is always in a natural stretch state, avoiding bending damage;

[0019] When storing, it can also assist the cable to be evenly and regularly spirally wound on the bobbin, preventing problems such as over-tightening and accumulation caused by single-point winding, greatly extending the service life of the cable and ensuring the stability of power transmission.

[0020] (3) The present invention is provided with a unique heat dissipation hole design, which is blocked by the bottom box in the non-working state to prevent dust, moisture and other impurities from entering the box body and protect the internal electrical equipment. When the box body rises, the heat dissipation holes are opened for ventilation and heat dissipation, which promptly removes the heat generated by the operation of the electrical equipment, reduces the risk of damage to the equipment due to overheating, prolongs the service life of the equipment, and improves the operating efficiency of the entire photovoltaic integrated system;

[0021] (4) The present invention realizes the integrated operation of multiple functions by rotating the rotating rod through the operating wheel, including the retraction and extension of cables, the lifting and lowering of the box, the retraction and extension of the universal wheel and the extension and retraction of the support block; the integrated design simplifies the operation process, reduces the operation steps and manpower input, and improves work efficiency; at the same time, the coordinated work between the various functional modules optimizes the overall performance of the equipment and makes the operation smoother. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The present invention is further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0023] Figure 1 It is a structural schematic diagram of the present invention;

[0024] Figure 2 It is a right side cross-sectional structural schematic diagram of the present invention;

[0025] Figure 3 It is a structural schematic diagram of the box body in the present invention;

[0026] Figure 4 It is a structural schematic diagram of the box seat in the present invention;

[0027] Figure 5 It is a cross-sectional structural schematic diagram of the box seat in the present invention;

[0028] Figure 6 It is a schematic diagram of the internal structure of the box seat in the present invention;

[0029] Figure 7 For the present invention Figure 6 Schematic diagram of the side structure.

[0030] In the figure: 1. box body; 2. box seat; 3. electrical frame; 4. heat dissipation hole; 5. movable groove; 6. rod groove; 7. bottom box; 8. base; 9. through groove; 10. slideway; 11. rotating rod; 12. wire drum; 13. spur gear one; 14. spur gear two; 15. spur gear three; 16. screw rod one; 17. slide; 18. wire hole one; 19. rotating groove; 20. support frame; 21. movable rod; 22. screw drum; 23. screw rod two; 24. transmission gear; 25. bevel gear one; 26. bevel gear two; 27. vertical rod; 28. spur gear four; 29. ​​lifting plate; 30. bottom groove; 31. connecting rod; 32. telescopic plate; 33. support block; 34. universal wheel; 35. operating wheel; 36. gear groove; 37. wire hole two. DETAILED DESCRIPTION

[0031] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments. It should be noted that the embodiments and features in the embodiments of the present application can be combined with each other without conflict.

[0032] In order to make the technical solution of the present invention clearer, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0033] Reference Figure 1-7A distribution box based on photovoltaic integration includes a box body 1, a box seat 2 is arranged at the bottom of the box body 1, a plurality of electrical racks 3 are arranged on the rear surface of the box body 1, movable grooves 5 are opened on the left and right sides of the box body 1, the box seat 2 includes a bottom box 7, a base 8 is integrally formed at the bottom of the bottom box 7, a through-type through-slot 9 is opened on the left and right sides of the bottom box 7, two slideways 10 are opened on the upper surface of the bottom box 7, a through-type gear slot 36 is opened on the left and right rear sides of the bottom box 7, the gear slot 36 is connected with the slideway 10 and the through-slot 9, two rotating rods 11 are rotatably connected inside the bottom box 7, a wire drum 12 is fixed on the outer surface of the rotating rod 11, a spur gear 13 is fixed on the rear surface of the box body 1, two spur gears 2 14 are rotatably connected to the rear surface of the bottom box 7, a spur gear 3 15 is rotatably connected inside the gear slot 36, a screw 16 is rotatably connected at the lower part of the slideway 10, and the rear end of the screw 16 is connected to the spur gear 3 1 5 is fixedly connected, a slide 17 is slidably connected inside the slide 10, and the bottom end of the slide 17 is threadedly connected to the outer surface of the screw rod 16, and a wire hole 18 is opened inside the slide 17, and the wire hole 18 is located inside the through groove 9. A rotating groove 19 is opened above the front surface of the slide 17, and the top of the rotating groove 19 extends to the upper surface of the slide 17. A support frame 20 is rotatably connected inside the rotating groove 19, and a movable rod 21 is fixed at the front end of the support frame 20, and the movable rod 21 is located inside the movable groove 5. The movable rod 21 is movably connected to the movable groove 5, and the rotating rod 11 on the left side penetrates to the front of the box body 1, and a photovoltaic cable is rolled up on the outer surface of the wire drum 12, and the movable end of the cable is located inside the wire hole 18 and is slidably connected to the wire hole 18. When in use, the box body 1 is first raised to expose the bottom box 7, the through groove 9, and the wire hole 18. The personnel can then pull the movable end of the cable at the wire hole 18 to lengthen it and connect it to external equipment for use.

[0034] A bevel gear 1 25 is fixed in front of the outer surface of the rotating rod 11 on the left side, and a bevel gear 2 26 is meshedly connected to the bottom of the bevel gear 1 25. A vertical rod 27 is fixed at the center of the lower surface of the bevel gear 26. A spur gear 4 28 is fixed to the bottom end of the vertical rod 27. The spur gear 4 28 is rotatably connected to the lower surface of the bottom box 7. A screw barrel 22 is rotatably connected to the center of the lower surface of the bottom box 7. The screw barrel 22 is threadedly connected to the screw rod 23. A transmission gear 24 is fixed to the outer surface of the screw barrel 22, and the transmission gear 24 is meshedly connected to the spur gear 4 28. The bottom end of the screw rod 23 passes through the inside of the base 8 and is fixed with a lifting plate 29. Four bottom grooves 30 are opened inside the lifting plate 29. A connecting rod 31 is rotatably connected inside the bottom groove 30. A telescopic plate 32 is rotatably connected to the top of the connecting rod 31. The opposite ends of the four telescopic plates 32 all pass through the outer surface of the base 8 and are fixed with support blocks 33. Four universal wheels 34 are fixed at the bottom of the lifting plate 29. The distribution box is moved by the universal wheels 34. When in use, the universal wheels 34 are folded up and the four support blocks 33 are spread out to increase the stability of the distribution box.

[0035] The bottom box 7 is located inside the box body 1, the outer surface of the bottom box 7 is in contact with the inner surface of the box body 1, and the base 8 is located below the box body 1;

[0036] Two spur gears 13 are meshed and connected, the spur gear 13 is meshed and connected with the spur gear 2 14, and the spur gear 2 14 is meshed and connected with the spur gear 3 15;

[0037] When the operator operates the left rotating rod 11 to rotate, the right rotating rod 11 and the wire drum 12 will rotate through the two meshing spur gears 13, and the spur gears 2 14 and spur gears 3 15 will drive the screw 16 to rotate, so that the slide 17 and the wire hole 18 will move forward, and the moving position will be kept the same as the point when the spirally wound cable is extended on the surface of the wire drum 12 to avoid bending (the moving wire hole 18 during storage can make it better spirally wound on the wire drum 12 when the cable is wound). When the slide 17 moves forward, it drives the support frame 20 and the movable rod 21 to move, and makes the movable rod 21 slide along the inside of the movable groove 5. When the movable rod 21 slides to the front end of the movable groove 5, it is limited by the movable groove 5, and under the pushing of the slide 17, the support frame 20 rotates through the movable rod 21 to push the inner wall of the movable groove 5 and under the limit of the bottom box 7 on the box body 1, the box body 1 rises vertically for ventilation and heat dissipation;

[0038] At the same time, when the personnel rotates the rotating rod 11, the screw barrel 22 rotates under the sequential transmission of the bevel gear 1 25, the bevel gear 2 26, the vertical rod 27, the spur gear 4 28, and the transmission gear 24, so that the screw rod 23 drives the lifting plate 29 to rise, and the universal wheel 34 rises and retracts. At the same time, the connecting rod 31 pushes the telescopic plate 32 to move the support block 33 outward, and finally the universal wheel 34 is stored in the base 8, and the four support blocks 33 are in contact with the base 8 and the ground. The four outward support blocks 33 make the placement of the distribution box more stable.

[0039] Reference Figure 1-4 The front and rear surfaces of the box body 1 are both provided with penetrating heat dissipation holes 4, and the two heat dissipation holes 4 are respectively located at the front and rear of the bottom box 7. The heat dissipation holes 4 are blocked by the surface of the bottom box 7 when the box body 1 is not raised, so that the outside is not connected with the inside of the box body 1. When the box body 1 rises, the heat dissipation holes 4 rise to the top of the bottom box 7, and at this time, the inside of the box body 1 can be ventilated and cooled through the heat dissipation holes 4.

[0040] Reference Figure 2-6 A through rod groove 6 is provided on the front surface of the box body 1, and the bottom end of the rod groove 6 extends to the lower surface of the box body 1. The outer surface of the rotating rod 11 on the left side is located inside the rod groove 6. The rod groove 6 is arranged so that the rotating rod 11 will not be affected when the box body 1 moves upward.

[0041] Reference Figure 1-3The front end of the left rotating rod 11 is located in front of the rod groove 6 and an operating wheel 35 is fixed thereon. The rotating rod 11 is rotated by rotating the operating wheel 35 .

[0042] Reference Figure 2 Two through-type wire holes 37 are provided in the front of the upper surface of the bottom box 7. The wire holes 37 are located above the wire drum 12. One fixed end of the photovoltaic cable wound on the surface of the wire drum 12 enters the interior of the box body 1 through the wire holes 37 and is connected to the electrical equipment installed on the electrical rack 3.

[0043] The above-mentioned embodiments only express several implementation methods of the present invention, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the present invention. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be subject to the attached claims.

Claims

1. A photovoltaic integrated distribution box, comprising a box body, characterized in that: A box seat is provided at the bottom of the box body, a plurality of electrical racks are provided on the rear surface of the box body, movable grooves are provided on the left and right sides of the box body, the box seat includes a bottom box, a base is integrally formed at the bottom of the bottom box, through-type through-slots are provided on the left and right sides of the bottom box, two slideways are provided on the upper surface of the bottom box, through-type gear grooves are provided on the rear left and right sides of the bottom box, the gear grooves are connected with the slideways and the through-slots, two rotating rods are rotatably connected inside the bottom box, a wire drum is fixed on the outer surface of the rotating rod, a spur gear 1 is fixed on the rear surface of the box body, two spur gears 2 are rotatably connected on the rear surface of the bottom box, and the gear grooves are inside The cam is provided with a plurality of spur gears, the plurality of spur gears are provided with a plurality of spur gears, the plurality of spur gears are provided with a plurality of spur gears, and the plurality of spur gears are provided with a plurality of spur gears. A bevel gear one is fixed in front of the outer surface of the rotating rod located on the left side, and a bevel gear two is meshedly connected to the bottom of the bevel gear one, a vertical rod is fixed at the center of the lower surface of the bevel gear two, and a spur gear four is fixed to the bottom end of the vertical rod, and the spur gear four is rotatably connected to the lower surface of the bottom box, and a screw barrel is rotatably connected at the center of the lower surface of the bottom box, and a screw barrel is threadedly connected to the inside of the screw barrel, and a transmission gear is fixed on the outer surface of the screw barrel, and the transmission gear is meshed with the spur gear four, and the bottom end of the screw barrel penetrates into the inside of the base and is fixed with a lifting plate, and four bottom grooves are opened inside the lifting plate, and a connecting rod is rotatably connected inside the bottom groove, and a telescopic plate is rotatably connected to the top of the connecting rod, and the opposite ends of the four telescopic plates all penetrate into the outer surface of the base and are fixed with support blocks, and four universal wheels are fixed to the bottom of the lifting plate.

2. A photovoltaic integrated distribution box according to claim 1, characterized in that: The bottom box is located inside the box body, the outer surface of the bottom box is in contact with the inner surface of the box body, and the base is located below the box body.

3. A photovoltaic integrated distribution box according to claim 1, characterized in that: The two spur gears 1 are meshed and connected, the spur gear 1 is meshed and connected with the spur gear 2, and the spur gear 2 is meshed and connected with the spur gear 3.

4. A photovoltaic integrated distribution box according to claim 1, characterized in that: The front and rear surfaces of the box body are both provided with penetrating heat dissipation holes, and the two heat dissipation holes are respectively located at the front and rear of the bottom box.

5. The photovoltaic integrated distribution box according to claim 1, characterized in that: A through rod groove is provided on the front surface of the box body, the bottom end of the rod groove extends to the lower surface of the box body, and the outer surface of the rotating rod on the left side is located inside the rod groove.

6. A photovoltaic integrated distribution box according to claim 5, characterized in that: The front end of the rotating rod on the left side is located in front of the rod groove and is fixed with an operating wheel.

7. A photovoltaic integrated distribution box according to claim 1, characterized in that: The front of the upper surface of the bottom box is provided with two through-type wire holes 2, and the wire holes 2 are located above the wire drum.

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