Special device for protecting fruit trees by supplementing light with photovoltaic panel
The fruit tree supplemental lighting and protection device, which combines photovoltaic panels and LED light panels, solves the problems of insufficient sunlight and hail damage to fruit trees, thereby improving yield and quality and protecting against disasters.
Patent Information
- Application Number
- CN202520619704.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-03
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2035-04-03
AI Technical Summary
Traditional orchard protection facilities cannot effectively supplement sunlight, resulting in weak fruit tree growth, low yield, poor quality, and susceptibility to hail damage.
Design a special device for supplemental lighting and protection of fruit trees using photovoltaic panels. The photovoltaic panels absorb solar energy and store electrical energy during the day, and supplement lighting at night through LED light panels. At the same time, it forms a barrier to protect the fruit trees during hail weather.
This technology extends the nighttime sunlight exposure for fruit trees, improving yield and quality, and protects them from damage during hailstorms.
Smart Images
Figure CN223943375U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to fruit tree planting technical field especially relates to a photovoltaic board light supplementing protection fruit tree special device. BACKGROUND
[0002] The photovoltaic orchard agriculture is an important component of agricultural production, China has vast territory, and land resources are very rich, but traditional orchard agriculture exists energy consumption, human resource consumption, environmental pollution, orchard yield is low under the influence of bad environment and climate, and fruit quality is poor. Meanwhile, the growth of fruit trees needs not only water, fertilizer and temperature management, but also the energy produced by photosynthesis under light. If the light intensity is insufficient and the illumination time is not long enough, it will lead to weak growth of fruit trees, shortened life span, decreased flowering and fruiting rate, reduced fruit quality and yield. For example, for fruit trees with strong light preference, insufficient light seriously affects their growth and reduces yield.
[0003] The existing protection methods for orchards, such as setting up sunshade nets, plastic protection nets and sunshades around the orchard, can prevent the impact of hail to some extent, but they cannot supplement light to fruit trees to improve yield and quality. SUMMARY
[0004] Therefore, the utility model provides a photovoltaic board light supplementing protection fruit tree special device, which can supplement light to fruit trees at night and protect them from the impact of hail.
[0005] To achieve the above purpose, the utility model mainly provides the following technical scheme:
[0006] The utility model provides a photovoltaic board light supplementing protection fruit tree special device, which comprises a support frame, a lifting mechanism and a driving mechanism.
[0007] A plurality of photovoltaic boards are arranged in the support frame in sequence, and an LED light plate is installed on the lower surface of each photovoltaic board.
[0008] The lifting mechanism comprises four lifting rods, the upper ends of two of the lifting rods are hingedly connected to one end of the support frame, and the upper ends of the other two lifting rods are pivotally and slidably connected to the limiting grooves.
[0009] The driving mechanism comprises a driving motor, a connecting rod and a plurality of rocker arms, one end of each rocker arm is hingedly connected to the connecting rod, the other end of each rocker arm is fixedly connected to the central shaft of one of the photovoltaic boards, and the output shaft of the driving motor is connected to the central shaft of the photovoltaic board.
[0010] The technical solutions of the utility model can further realize the purposes and solve the technical problems.
[0011] Optionally, the driving motor is fixedly installed on the support frame, an output shaft of the driving motor is fixedly connected with the driving gear, the central shaft of the photovoltaic panel is fixedly connected with the driven gear, the driven gear is engaged with the driving gear, and the diameter of the driven gear is greater than three times of the diameter of the driving gear.
[0012] Optionally, the driving motor is a stepping motor.
[0013] Optionally, the four lifting rods are all hydraulic rods, the two hydraulic rods at the upper end of one end of the support frame are connected in parallel in a hydraulic system, and the other two hydraulic rods are connected in parallel in a hydraulic system.
[0014] By the above technical solutions, the utility model has at least the following advantages:
[0015] When installing the device, four lifting rods are used to set the support frame above the fruit trees, the length direction of the support frame, i.e., the arrangement direction of the photovoltaic panels, is along the east-west direction, and the lifting rods at the upper end of one end of the support frame are located on the west side of the support frame.
[0016] At the beginning of the morning of a day, the four lifting rods have the same height, so that the support frame is horizontally arranged, the connecting rod and the plurality of rocker arms form a connecting rod mechanism, and the driving motor drives the upper surfaces of the plurality of photovoltaic panels to tilt eastward through the connecting rod mechanism.
[0017] Before 12 o'clock of a day, the support frame always keeps a horizontal state, and along with the change of the solar altitude angle, the driving motor drives the upper surfaces of the plurality of photovoltaic panels to gradually rotate to a horizontal state (at this time, the solar altitude angle is maximum) through the connecting rod mechanism.
[0018] After 12 o'clock of a day, the height of the lifting rods on the west side of the support frame keeps unchanged, the height of the lifting rods on the east side of the support frame gradually increases, the pivots at the upper end of the lifting rods on the east side of the support frame slide in the limiting grooves, so that the support frame tilts westward, the normal direction of the photovoltaic panels tends to the direction of the solar altitude angle, when the angle of the support frame tilting westward reaches maximum, and along with the setting of the sun, the solar altitude angle is still decreasing, at this time, the driving motor drives the upper surfaces of the plurality of photovoltaic panels to continue to rotate westward through the connecting rod mechanism, so that the photovoltaic panels absorb solar radiation energy to the maximum extent.
[0019] When the sun completely disappears below the horizon, the four lifting rods drive the support frame to return to a horizontal state, the driving motor drives the photovoltaic panels to return to a horizontal state through the connecting rod mechanism, at this time, the LED lamp panel is turned on, and the fruit trees below the photovoltaic panels can receive the light of the LED lamp panel.
[0020] In sunny weather, during the inclination angle changing process of the photovoltaic panel, the four lifting rods are respectively lifted to a sufficient height, so as to avoid the shadow formed by the multiple photovoltaic panels from hindering the fruit trees from receiving sunlight, and during the rotating process of the multiple photovoltaic panels, there is a gap between adjacent photovoltaic panels, so that sunlight can also irradiate to the fruit trees through the gap, so that the fruit trees can receive sufficient sunlight during the day.
[0021] In the weather of a natural disaster of hail, the height of the four lifting rods is adjusted, the supporting frame is returned to the horizontal state, the multiple photovoltaic panels are driven by the driving motor, and the multiple photovoltaic panels and the supporting frame are all in the same horizontal plane, the edges of adjacent photovoltaic panels are attached to each other, so as to form a barrier above the fruit trees, thereby avoiding the impact of hail on the fruit trees. BRIEF DESCRIPTION OF DRAWINGS
[0022] Figure 1 A side view of a photovoltaic panel light supplementing and fruit tree protecting special device provided by the embodiment of the present application is shown in the figure;
[0023] Figure 2 A top view of a photovoltaic panel light supplementing and fruit tree protecting special device provided by the embodiment of the present application is shown in the figure;
[0024] Figure 3 A Figure 1 enlarged view of part A;
[0025] Figure 4 A Figure 1 enlarged view of part B;
[0026] Figure 5 A Figure 2 enlarged view of part C;
[0027] Figure 6 A Figure 2 enlarged view of part D;
[0028] Figure 7 A control principle diagram of the first hydraulic rod or the second hydraulic rod.
[0029] The reference signs in the drawings of the specification include: a supporting frame 1, a photovoltaic panel 2, an LED lamp panel 3, a limiting groove 4, a lifting rod 5, a pivot 6, a driving motor 7, a connecting rod 8, a rocker 9, a driving gear 10, a driven gear 11, a first hydraulic rod 501, a second hydraulic rod 502, a first two-position electromagnetic valve 503, a first hydraulic pump 504, a second two-position electromagnetic valve 505, and a second hydraulic pump 506. DETAILED DESCRIPTION
[0030] In order to further illustrate the technical means and effects taken by the utility model to achieve the predetermined utility model purposes, the following will combine with the drawings and the preferred embodiments to specifically explain the specific implementation manners, structures, features and effects according to the utility model application, which are as follows. In the following description, different "an embodiment" or "embodiments" do not necessarily refer to the same embodiment. In addition, the specific features, structures or characteristics in one or more embodiments can be combined in any suitable form.
[0031] The utility model will be further explained in detail in combination with the drawings and embodiments.
[0032] As Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 An embodiment of the utility model provides a photovoltaic panel light supplementing and protecting special device for fruit trees, it includes: support frame 1, lifting mechanism and drive mechanism,
[0033] A plurality of photovoltaic panels 2 are sequentially arranged in the support frame 1, the lower surface of the photovoltaic panel 2 is equipped with LED lamp plate 3, the central axis of each photovoltaic panel 2 is rotatably connected to the opposite side of the support frame 1 respectively, and the opposite side of the support frame 1 is respectively equipped with limiting slot 4,
[0034] The lifting mechanism includes four lifting rods 5, the upper end of two lifting rods 5 is hingedly connected to one end of the support frame 1 respectively, and the pivot 6 of the upper end of the other two lifting rods 5 is slidingly connected to the limiting slot 4,
[0035] The drive mechanism includes drive motor 7, connecting rod 8 and a plurality of rocker arms 9, one end of a plurality of rocker arms 9 is hingedly connected to the connecting rod 8 respectively, the other end of each rocker arm 9 is fixedly connected to the central axis of one of the photovoltaic panels 2, and the output shaft of the drive motor 7 is connected to the central axis of the photovoltaic panel 2.
[0036] The working process of the photovoltaic panel light supplementing and protecting special device for fruit trees is as follows:
[0037] When installing the device, four lifting rods 5 are used to erect the support frame 1 above the fruit trees, the length direction of the support frame 1, that is, the arrangement direction of the plurality of photovoltaic panels 2 is along the east-west direction, and the lifting rod 5 hingedly connected to one end of the support frame 1 is located on the west side of the support frame 1.
[0038] At the starting time of the morning of a day, the four lifting rods 5 are of the same height, so that the support frame 1 is kept horizontally arranged, the connecting rod 8 and the plurality of rocker arms 9 form a connecting rod 8 mechanism, and the drive motor 7 drives the upper surface of the plurality of photovoltaic panels 2 to incline eastward through the connecting rod 8 mechanism.
[0039] Before 12 o'clock in the day, the support frame 1 always keeps horizontal state, along with the change of the solar elevation angle, the drive motor 7 drives the upper surface of the plurality of photovoltaic panels 2 to gradually rotate to the horizontal state (at this time, the solar elevation angle is maximum) through the connecting rod 8 mechanism.
[0040] After 12 o'clock in the day, the height of the lifting rod 5 on the west side of the support frame 1 keeps unchanged, the height of the lifting rod 5 on the east side of the support frame 1 gradually rises, the pivot 6 at the upper end of the lifting rod 5 on the east side of the support frame 1 slides in the limiting groove 4, so that the support frame 1 inclines to the west, so that the normal direction of the photovoltaic panel 2 tends to the direction of the solar elevation angle, when the angle of the support frame 1 inclining to the west reaches the maximum, and along with the solar setting, the solar elevation angle is still decreasing, at this time, the drive motor 7 drives the upper surface of the plurality of photovoltaic panels 2 to continue rotating to the west through the connecting rod 8 mechanism, so that the photovoltaic panel 2 absorbs the solar radiation energy to the maximum extent.
[0041] When the sun completely disappears below the horizon, the four lifting rods 5 drive the support frame 1 to reset to the horizontal state, the drive motor 7 drives the photovoltaic panel 2 to reset to the horizontal state through the connecting rod 8 mechanism, at this time, the LED lamp plate 3 is turned on, and the fruit trees below the photovoltaic panel 2 can receive the light of the LED lamp plate 3.
[0042] In sunny weather, during the above-mentioned inclination angle change process of the photovoltaic panel 2, the four lifting rods 5 are respectively raised to a sufficient height, so as to avoid the shadow formed by the plurality of photovoltaic panels 2 from hindering the fruit trees from receiving sunlight, and during the rotation process of the plurality of photovoltaic panels 2, there is a gap between adjacent photovoltaic panels 2, so that sunlight can also irradiate to the fruit trees through the gap, so that the fruit trees can receive sufficient sunlight in the daytime.
[0043] In the ice hail natural disaster weather, the height of the four lifting rods 5 is adjusted, the support frame 1 resets to the horizontal state, and the drive motor 7 drives the plurality of photovoltaic panels 2, so that the plurality of photovoltaic panels 2 and the support frame 1 are all in the same horizontal plane, the edges of adjacent photovoltaic panels 2 are mutually attached, so as to form a barrier above the fruit trees, thereby avoiding the fruit trees from being impacted by the ice hail.
[0044] In the technical scheme of the utility model, using the device, the photovoltaic panel 2 can absorb solar radiation in the daytime, the battery stores electric energy, the LED lamp plate 3 emits light at night, irradiates the fruit trees, prolongs the light time of the fruit trees, and simultaneously, in the ice hail disaster weather, the photovoltaic panel 2 forms a barrier, so as to avoid the fruit trees from suffering from the ice hail disaster.
[0045] Specifically, the support frame 1 is a rectangular frame, the plurality of photovoltaic panels 2 are arranged along the length direction of the support frame 1, the upper ends of the two lifting rods 5 are respectively hinged to the opposite sides of one end of the length direction of the support frame 1, and the limiting groove 4 is fixedly arranged on the opposite side of the other end of the length direction of the support frame 1.
[0046] Specifically, the other end of the rocker 9 is connected to the center shaft end of the photovoltaic panel 2 through a flat key.
[0047] As Figure 1 , Figure 2 and Figure 5 shown in the specific embodiment, the driving motor 7 is fixedly installed on the support frame 1, the output shaft of the driving motor 7 is fixedly connected to the driving gear 10, the central shaft of the photovoltaic panel 2 is fixedly connected to the driven gear 11, the driven gear 11 is engaged with the driving gear 10, and the diameter of the driven gear 11 is greater than three times the diameter of the driving gear 10.
[0048] In the embodiment, specifically, the driving motor 7 drives the driving gear 10 to rotate, the driving gear 10 drives the driven gear 11 to rotate, and the angular velocity of the driven gear 11 is less than one third of the angular velocity of the driving gear 10, so as to make the photovoltaic panel 2 rotate slowly and adapt to the change of the solar altitude angle.
[0049] In the specific embodiment, the driving motor 7 is a stepping motor.
[0050] In the embodiment, specifically, a PLC controller is further included, and the operator adjusts the stepping angle of the stepping motor through the PLC controller, so as to accurately control the rotation angle of the photovoltaic panel 2.
[0051] As Figure 7 shown in the specific embodiment, the four lifting rods 5 are all hydraulic rods, the two hydraulic rods having upper ends hinged to one end of the support frame 1 are connected in parallel in the hydraulic system, and the other two hydraulic rods are connected in parallel in the hydraulic system.
[0052] In the embodiment, specifically, the two hydraulic rods having upper ends hinged to one end of the support frame 1 are first hydraulic rods 501, and the two first hydraulic rods 501 share a first two-position electromagnetic valve 503 and a first hydraulic pump 504; the two hydraulic rods having upper ends pivotally connected to the limiting grooves 4 are second hydraulic rods 502, and the two second hydraulic rods 502 share a second two-position electromagnetic valve 505 and a second hydraulic pump 506.
[0053] Specifically, the two first hydraulic rods 501 share the first two-position electromagnetic valve 503 and the first hydraulic pump 504, for synchronously lifting the two first hydraulic rods 501; and the two second hydraulic rods 502 share the second two-position electromagnetic valve 505 and the second hydraulic pump 506, for synchronously lifting the two second hydraulic rods 502.
[0054] The PLC controller is electrically connected with the first two-position electromagnetic valve 503, the first hydraulic pump 504, the second two-position electromagnetic valve 505 and the second hydraulic pump 506, the photovoltaic panel 2 in the starting state (in which the photovoltaic panel 2 keeps a horizontal state) starts to rotate at 8 o'clock in the morning every day, the support frame 1 and the photovoltaic panel 2 are reset to the starting state at 8 o'clock in the evening every day, the LED lamp panel 3 is turned on until 8 o'clock in the morning the next day, and the LED lamp panel 3 is turned off.
[0055] Specifically, the utility model further comprises a storage battery, a plurality of photovoltaic panels 2 are connected in series, the photovoltaic panels 2 are connected to the storage battery, and the storage battery is connected to the LED lamp panel 3, the driving motor 7, the two-position electromagnetic valve, the hydraulic pump and the PLC controller respectively to provide electric energy for each component.
[0056] Specifically, the storage battery is fixedly installed on the support frame 1.
[0057] The above merely illustrates the specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can easily think of changes or replacements within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model. Therefore, the protection scope of the utility model should be subject to the protection scope of the claims.
Claims
1. A special device for supplemental lighting and protection of fruit trees using photovoltaic panels, characterized in that, Include: Support frame, a plurality of photovoltaic panels are arranged in turn in the support frame, the lower surface of the photovoltaic panel is provided with LED light plate, the center axis of each photovoltaic panel is respectively connected to the opposite side of the support frame, the opposite side of the support frame is respectively provided with a limiting groove; Lifting mechanism, the lifting mechanism includes four lifting rods, the upper end of two lifting rods is respectively hinged to one end of the support frame, and the upper end of the other two lifting rods is pivotally connected to the limiting groove; Driving mechanism, the driving mechanism includes a driving motor, a connecting rod and a plurality of rocker arms, one end of the rocker arm is respectively hinged to the connecting rod, the other end of each rocker arm is fixedly connected to the center axis of one of the photovoltaic panels, and the output shaft of the driving motor is connected to the center axis of the photovoltaic panel.
2. The photovoltaic panel light supplementing and protecting fruit tree special device according to claim 1, wherein the driving motor is fixedly installed on the support frame, the output shaft of the driving motor is fixedly connected to the driving gear, the center axis of the photovoltaic panel is fixedly connected to the driven gear, the driven gear is engaged with the driving gear, and the diameter of the driven gear is greater than three times the diameter of the driving gear.
3. The photovoltaic panel light supplementing and protecting fruit tree special device according to claim 2, wherein the driving motor is a stepping motor.
4. The photovoltaic panel light supplementing and protecting fruit tree special device according to claim 1, wherein the four lifting rods are hydraulic rods, the two hydraulic rods, the upper end of which is hinged to one end of the support frame, are connected in parallel in the hydraulic system, and the other two hydraulic rods are connected in parallel in the hydraulic system.