Photovoltaic energy storage equipment

Abstract

The utility model discloses photovoltaic energy storage equipment, and particularly relates to the technical field of energy storage, which comprises a shell provided with an air inlet and a heat dissipation port; the heat dissipation device is placed in the shell; the driving device is installed in the shell, the driving device comprises a support and a linear driving assembly, the support is provided with a rail groove, the heat dissipation device is in sliding connection with the rail groove, and the linear driving assembly is connected with the heat dissipation device and can drive the heat dissipation device to reciprocate along the rail groove. The heat dissipation position can be adjusted, local overheating is avoided, the heat dissipation efficiency is improved, and the service life is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to energy storage technology field especially relates to a photovoltaic energy storage equipment. BACKGROUND

[0002] In the operation process of photovoltaic power station, due to the fluctuation of light intensity, weather conditions and other factors, the power output of power generation has significant instability, and this fluctuation will have a certain impact on the stability of the power grid and power quality. With the development and maturity of emerging energy storage technology application, energy storage system is more and more widely used in the application of suppressing the output fluctuation of photovoltaic power station. Photovoltaic energy storage equipment can realize the smooth control of the output power of photovoltaic power station by real-time monitoring the change of photovoltaic power generation power and combining the charge and discharge characteristics of energy storage system, and dynamically adjusting the output of energy storage device, thereby reducing the impact on the power grid.

[0003] The photovoltaic energy storage equipment will generate a large amount of heat during use, but the current heat dissipation structure is fixedly installed in the equipment, which cannot be effectively adjusted according to the heat dissipation demand, and will cause local overheating of the equipment, thereby causing the protection effect of the equipment to be poor and affecting the performance of the equipment. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a photovoltaic energy storage equipment to solve the problems existing in the prior art, which can adjust the heat dissipation position, avoid local overheating, improve the heat dissipation efficiency and prolong the service life.

[0005] To achieve the above-mentioned purpose, the utility model provides the following scheme:

[0006] The utility model provides a photovoltaic energy storage equipment, which comprises a shell, an air inlet and a heat dissipation port are arranged on the shell, a heat dissipation device is placed in the shell, a driving device is installed in the shell, the driving device comprises a support and a linear drive assembly, a rail groove is arranged on the support, the heat dissipation device is slidably connected with the rail groove, the linear drive assembly is connected with the heat dissipation device and can drive the heat dissipation device to reciprocate along the rail groove.

[0007] Preferably, the linear drive assembly comprises a driving motor, a lead screw and a moving block, the lead screw is connected with the output end of the driving motor, the moving block is threadedly connected with the lead screw, and the moving block is fixedly connected with the heat dissipation device.

[0008] Preferably, the linear drive assembly further comprises a limiting rod, the axis of the limiting rod is parallel to the axis of the lead screw, and the moving block is slidably connected with the limiting rod.

[0009] Preferably, the bottom of the bracket is fixedly connected with the inner bottom surface of the shell, the bracket has a receiving cavity, the linear driving assembly is installed in the receiving cavity, the track groove is communicated with the receiving cavity, and the moving block is slidably connected with the track groove.

[0010] Preferably, the heat dissipation device comprises a fan and a wind volume adjusting assembly, the fan is fixedly connected with the wind volume adjusting assembly, and the wind volume adjusting assembly is used for adjusting the ventilation area of the fan.

[0011] Preferably, the wind volume adjusting assembly comprises a ring-shaped frame, a central base, a plurality of rotating shafts and a plurality of blades, the central base is arranged at the center of the ring-shaped frame, the central base is fixedly connected with the ring-shaped frame through a connecting plate, the two ends of each rotating shaft are rotatably connected with the ring-shaped frame and the central base respectively, the rotating shafts are uniformly arranged along the circumferential direction of the ring-shaped frame, one blade is fixedly connected with one rotating shaft, the rotating shaft can rotate around its own axis, the angle of the blade can be adjusted by rotating the rotating shaft, and then the ventilation area of the fan is adjusted.

[0012] Preferably, the wind volume adjusting assembly further comprises an angle adjusting device, the angle adjusting device comprises an adjusting ring, a plurality of supporting wheels and a plurality of connecting rod assemblies, the adjusting ring is sleeved outside the ring-shaped frame, each supporting wheel is fixedly connected with the outer side surface of the ring-shaped frame through a support, the rotating axis of the supporting wheel is parallel to the axis of the ring-shaped frame, the supporting wheel is used for supporting the adjusting ring, the connecting rod assembly comprises a first rotating rod, a second rotating rod, a first connecting rod and a second connecting rod, one end of the rotating shaft, away from the central base, can pass through the ring-shaped frame and be fixedly connected with the first rotating rod perpendicularly, the other end of the first rotating rod is fixedly connected with the first connecting rod perpendicularly, one end of the first connecting rod, away from the first rotating rod, is ball-jointedly connected with the second rotating rod, one end of the second connecting rod is fixedly connected with the adjusting ring, and the other end of the second connecting rod, away from the adjusting ring, is ball-jointedly connected with one end of the second rotating rod, away from the first connecting rod, so that the rotation of the adjusting ring around the axis of the adjusting ring can drive the rotating shaft to rotate.

[0013] Preferably, the supporting wheels are uniformly arranged along the circumferential direction of the ring-shaped frame.

[0014] Preferably, the shell is further provided with an inspection door.

[0015] Preferably, the shell comprises a dust screen, and the dust screen is installed on the heat dissipation port.

[0016] Compared with the prior art, the utility model discloses the following technical effects:

[0017] The utility model provides a photovoltaic energy storage equipment, linear drive assembly is connected with the heat abstractor, and can drive the heat abstractor reciprocating movement along the track groove of support, according to actual heat dissipation demand, the height of heat dissipation mechanism is dynamically adjusted to linear drive assembly, and the heat dissipation position is flexibly adjusted, avoids the local overheating problem caused by fixed installation, improves the heat dissipation efficiency of equipment, effectively prevents the performance of equipment from falling because of overheating, prolongs the service life of equipment. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will briefly introduce the drawing needed to be used in the embodiment, obviously, the drawing in the following description only is some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not paying creative labor, still can obtain other drawings according to these drawings.

[0019] Figure 1 It is the front view schematic diagram of photovoltaic energy storage equipment of the utility model;

[0020] Figure 2 It is the back view schematic diagram of photovoltaic energy storage equipment of the utility model;

[0021] Figure 3 It is the back view schematic diagram of photovoltaic energy storage equipment of the utility model;

[0022] Figure 4 It is the back view schematic diagram of photovoltaic energy storage equipment of the utility model;

[0023] Figure 5 It is the partial section view of driving device of photovoltaic energy storage equipment of the utility model;

[0024] Figure 6 It is the schematic diagram of heat abstractor and driving device of photovoltaic energy storage equipment of the utility model;

[0025] Figure 7 It is the side view of heat abstractor and driving device of photovoltaic energy storage equipment of the utility model;

[0026] Figure 8 It is the schematic diagram of air volume adjusting assembly and driving device of photovoltaic energy storage equipment of the utility model;

[0027] Figure 9 It is the schematic diagram of air volume adjusting assembly of photovoltaic energy storage equipment of the utility model;

[0028] Figure 10 It is the front view of air volume adjusting assembly of photovoltaic energy storage equipment of the utility model;

[0029] Figure 11 It isFigure 9 Enlarged view of part A in the figure.

[0030] In the figure: 1 - shell; 2 - ventilation pipe; 3 - heat dissipation opening; 4 - maintenance door; 5 - dust screen; 6 - heat dissipation device; 7 - driving device; 8 - support; 9 - track groove; 10 - driving motor; 11 - screw rod; 12 - moving block; 13 - limiting rod; 14 - accommodating cavity; 15 - fan; 16 - air volume adjusting assembly; 17 - annular frame; 18 - central base; 19 - connecting plate; 20 - rotating shaft; 21 - blade; 22 - adjusting ring; 23 - supporting wheel; 24 - first rotating rod; 25 - second rotating rod; 26 - first connecting rod; 27 - second connecting rod. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the protection scope of the utility model.

[0032] The utility model discloses a photovoltaic energy storage equipment to solve the problems of the prior art, can adjust the heat dissipation position, avoid local overheating, improve the heat dissipation efficiency, prolong the service life.

[0033] In order to make the above-mentioned purpose, features and advantages of the utility model more apparent, easy to understand, the utility model will be further explained in detail below with reference to the drawings and specific embodiments.

[0034] The utility model provides a kind of photovoltaic energy storage equipment, as shown in Figures 1-4 The utility model discloses a photovoltaic energy storage equipment to solve the problems of the prior art, can adjust the heat dissipation position, avoid local overheating, improve the heat dissipation efficiency, prolong the service life.The utility model discloses a photovoltaic energy storage equipment, including: shell 1, shell 1 is provided with air inlet and heat dissipation opening 3, air inlet is used to be connected with ventilation pipe 2;Heat dissipation device 6, heat dissipation device 6 is placed in shell 1;Driving device 7, driving device 7 is installed in shell 1, and driving device 7 includes support 8 and linear drive assembly, track groove 9 is provided on support 8, heat dissipation device 6 is slidably connected with track groove 9, and linear drive assembly is connected with heat dissipation device 6 and can drive heat dissipation device 6 reciprocatingly move along track groove 9.In use, shell 1 realizes shell 1 internal air circulation and heat dissipation by ventilation pipe 2 and heat dissipation opening 3.According to actual heat dissipation demand, linear drive assembly drives heat dissipation device 6 reciprocatingly move along the track groove 9 of support 8, and the height of heat dissipation mechanism is dynamically adjusted, and heat dissipation position is flexibly adjusted, to avoid local overheating problem caused by fixed installation, improve the heat dissipation efficiency of equipment, effectively prevent the performance of equipment from being reduced due to overheating, prolong the service life of equipment.

[0035] Further preferably in the embodiments of the utility model, as shown inFigure 5 As shown in the figure, the linear drive assembly comprises a driving motor 10, a screw rod 11 and a moving block 12, the screw rod 11 is connected with the output end of the driving motor 10, the moving block 12 is threadedly connected with the screw rod 11, and the moving block 12 is fixedly connected with the heat dissipation device 6. The linear drive assembly further comprises two limiting rods 13, the two limiting rods 13 are arranged on the two sides of the screw rod 11, the axis of the two limiting rods 13 is parallel to the axis of the screw rod 11, and the moving block 12 is slidingly connected with the limiting rods 13. Preferably, the driving motor 10 is a servo motor. The servo motor drives the screw rod 11 to rotate, the screw rod 11 rotates to drive the moving block 12 to move up and down, the height of the heat dissipation device 6 connected with the moving block 12 can be accurately adjusted, and the limiting rods 13 can ensure that the adjustment process of the heat dissipation device 6 is stable and accurate.

[0036] It is further preferred in the embodiment of the utility model that the bottom of the support 8 is fixedly connected with the inner bottom surface of the shell 1, the support 8 has a containing cavity 14 therein, the linear drive assembly is installed in the containing cavity 14, the driving motor 10 is installed on the top surface of the containing cavity 14, one end of the screw rod 11 away from the driving motor 10 is connected with the bottom surface of the containing cavity 14 through a bearing, the track groove 9 is communicated with the containing cavity 14, the moving block 12 can be slidingly connected with the track groove 9, and the screw rod 11 can rotate to drive the moving block 12 to move the heat dissipation device 6 along the track groove 9.

[0037] It is further preferred in the embodiment of the utility model that, as shown in the figure, Figures 6-8 As shown in the figure, the heat dissipation device 6 comprises a fan 15 and an air volume adjusting assembly 16, the fan 15 is fixedly connected with the air volume adjusting assembly 16, and the air volume adjusting assembly 16 is used for adjusting the ventilation area of the fan 15. The ventilation area is directly related to the air volume, increasing the ventilation area can increase the air volume passing through the fan 15 per unit time under the condition that the rotating speed of the fan 15 is unchanged, that is, the air volume is increased, which can more effectively take away heat or provide stronger air flow; reducing the ventilation area can reduce the air volume, and the ventilation volume can be adjusted to a suitable value according to actual requirements to meet different heat dissipation or ventilation requirements of the equipment.

[0038] It is further preferred in the embodiment of the utility model that, as shown in the figure, Figures 9-10As shown, the air volume adjusting assembly 16 comprises a ring-shaped frame 17, a central base 18, a plurality of rotating shafts 20 and a plurality of blades 21, the central base 18 is arranged at the center of the ring-shaped frame 17, and the central base 18 is fixedly connected with the ring-shaped frame 17 through a connecting plate 19, both ends of each rotating shaft 20 are rotationally connected with the ring-shaped frame 17 and the central base 18 respectively, the plurality of rotating shafts 20 are uniformly arranged along the circumferential direction of the ring-shaped frame 17, one blade 21 is fixedly connected with one rotating shaft 20, the rotating shaft 20 can rotate around its own axis, the angle of the blade 21 is adjusted by rotating the rotating shaft 20, and then the ventilation area of the fan 15 is adjusted. When different heat dissipation requirements are required, the air volume adjusting assembly 16 drives the blades 21 to rotate by rotating the rotating shaft to increase or decrease the ventilation area, and different heat dissipation is realized. When the angle of the blade 21 is increased, the gap between the blades 21 is increased, and the cross-sectional area of the airflow passage is increased, so that the amount of air passing through the blade 21 per unit time is increased and the ventilation volume is increased under the same fan 15 rotating speed or natural wind pressure; on the contrary, the angle of the blade 21 is reduced, the gap between the blades 21 is reduced, the cross-sectional area of the airflow passage is reduced, and the ventilation volume is reduced.

[0039] It is further preferred in the embodiment of the utility model that, as shown in the figure, Figure 11 As shown, the air volume adjusting assembly 16 further comprises an angle adjusting device, the angle adjusting device comprises an adjusting ring 22, a plurality of supporting wheels 23 and a plurality of connecting rod assemblies, the adjusting ring 22 is sleeved outside the ring-shaped frame 17, each supporting wheel 23 is fixedly connected with the outer side surface of the ring-shaped frame 17 through a support, the rotation axis 20 of the supporting wheel 23 is parallel to the axis of the ring-shaped frame 17, the supporting wheel 23 is used for supporting the adjusting ring 22, the connecting rod assembly comprises a first rotating shaft 24, a second rotating shaft 25, a first connecting rod 26 and a second connecting rod 27, one end of the rotating shaft 20 away from the central base 18 can pass through the ring-shaped frame 17 and be fixedly connected with the first rotating shaft 24 perpendicularly, the other end of the first rotating shaft 24 is fixedly connected with the first connecting rod 26 perpendicularly, one end of the first connecting rod 26 away from the first rotating shaft 24 is ball-jointedly connected with the second rotating shaft 25, one end of the second connecting rod 27 is fixedly connected with the adjusting ring 22, and the other end of the second connecting rod 27 away from the adjusting ring 22 is ball-jointedly connected with one end of the second rotating shaft 25 away from the first connecting rod 26, so that the rotation of the adjusting ring 22 around the axis of the adjusting ring 22 can drive the rotating shaft 20 to rotate. The plurality of supporting wheels 23 are uniformly arranged along the circumferential direction of the ring-shaped frame 17, and the ring-shaped frame 17 is more stable when rotating.

[0040] When the angle of the blade 21 needs to be adjusted, the adjusting ring 22 is rotated, the position of the second connecting rod 27 is changed, the second rotating rod 25 connected with the second connecting rod 27 is freely rotated, the first connecting rod 26 drives the first rotating rod 24 to rotate around the fixed end of the rotating shaft 20, and the rotating shaft 20 is rotated, the angle of the blade 21 on the rotating shaft 20 is adjusted, the ventilation area is increased or reduced. The first connecting rod 26 and the second connecting rod 27 are connected with the second rotating rod 25 through a spherical hinge, the second rotating rod 25 can be relatively freely rotated in multiple directions, the second rotating rod 25 can realize complex angle change and motion, and accurate posture adjustment and action control of the blade 21 are realized.

[0041] Further preferably in the embodiment of the utility model, the shell 1 is further provided with an access door 4, the access door 4 is hinged to one side of the shell 1, the access door 4 is convenient for the maintenance and overhaul of the internal components of the equipment, and further improves the operability and service life of the equipment.

[0042] Further preferably in the embodiment of the utility model, the shell 1 comprises a dust screen 5, the dust screen 5 is installed on the heat dissipation port 3, the dust screen 5 installed on the heat dissipation port 3 can avoid dust covering the heat dissipation port 3 and the heat dissipation device 6 inside the equipment, heat can be more smoothly dissipated through the heat dissipation port 3, the heat dissipation performance of the equipment is stable, and the service life of the equipment is prolonged.

[0043] The principle and implementation mode of the utility model are described by applying specific examples in the utility model, and the above embodiment is only used for helping to understand the method and core idea of the utility model; meanwhile, according to the idea of the utility model, the specific implementation mode and application range will be changed by the general technical personnel in the field. In conclusion, the content of the specification should not be understood as the limitation of the utility model.

Claims

1. A photovoltaic energy storage device, characterized by: The utility model provides a kind of cooling device, including: Shell, the shell is provided with air inlet and heat dissipation port; Heat dissipation device, the heat dissipation device is placed in the shell; Driving device, the driving device is installed in the shell, the driving device includes support and linear drive assembly, the support is provided with track groove, the heat dissipation device is slidably connected with the track groove, the linear drive assembly is connected with the heat dissipation device, and the heat dissipation device can be driven to reciprocatingly move along the track groove.

2. The photovoltaic energy storage apparatus of claim 1, wherein: The linear drive assembly includes driving motor, screw rod and moving block, the screw rod is connected with the output end of the driving motor, the moving block is threadedly connected with the screw rod, and the moving block is fixedly connected with the heat dissipation device.

3. The photovoltaic energy storage apparatus of claim 2, wherein: The linear drive assembly further includes a limiting rod, the axis of the limiting rod is parallel to the axis of the screw rod, and the moving block is slidably connected with the limiting rod.

4. The photovoltaic energy storage apparatus of claim 3, wherein: The bottom of the support is fixedly connected with the inner bottom surface of the shell, the support has a receiving cavity, the linear drive assembly is installed in the receiving cavity, the track groove is communicated with the receiving cavity, and the moving block is slidably connected with the track groove.

5. The photovoltaic energy storage apparatus of claim 1, wherein: The heat dissipation device includes a fan and a wind volume adjusting assembly, the fan is fixedly connected with the wind volume adjusting assembly, and the wind volume adjusting assembly is used to adjust the ventilation area of the fan.

6. The photovoltaic energy storage apparatus of claim 5, wherein: The wind volume adjusting assembly includes an annular frame, a central base, a plurality of rotating shafts and a plurality of blades, the central base is arranged at the center of the annular frame, the central base is fixedly connected with the annular frame through a connecting plate, the two ends of each rotating shaft are rotatably connected with the annular frame and the central base, the plurality of rotating shafts are uniformly arranged along the circumferential direction of the annular frame, one blade is fixedly connected with one rotating shaft, the rotating shaft can rotate around its own axis, the angle of the blade can be adjusted by rotating the rotating shaft, and the ventilation area of the fan is adjusted.

7. The photovoltaic energy storage apparatus of claim 6, wherein: The wind volume adjusting assembly further includes an angle adjusting device, the angle adjusting device includes an adjusting ring, a plurality of supporting wheels and a plurality of connecting rod assemblies, the adjusting ring is sleeved outside the annular frame, each supporting wheel is fixedly connected with the outer side surface of the annular frame through a support, the rotating axis of the supporting wheel is parallel to the axis of the annular frame, the supporting wheel is used to support the adjusting ring, the connecting rod assembly includes a first rotating rod, a second rotating rod, a first connecting rod and a second connecting rod, the end of the rotating shaft away from the central base can pass through the annular frame and be fixedly connected with the first rotating rod perpendicularly, the other end of the first rotating rod is fixedly connected with the first connecting rod perpendicularly, the end of the first connecting rod away from the first rotating rod is ball-jointedly connected with the second rotating rod, the end of the second connecting rod is fixedly connected with the adjusting ring, and the end of the second connecting rod away from the adjusting ring is ball-jointedly connected with the end of the second rotating rod away from the first connecting rod, so that the rotation of the adjusting ring around the axis of the adjusting ring can drive the rotating shaft to rotate.

8. The photovoltaic energy storage apparatus of claim 7, wherein: The plurality of supporting wheels are uniformly arranged along the circumferential direction of the annular frame.

9. The photovoltaic energy storage apparatus of claim 1, wherein: The shell further has an inspection door.

10. The photovoltaic energy storage apparatus of claim 1, wherein: The shell includes a dust screen, and the dust screen is installed on the heat dissipation port.

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