CN113796288A - A convenient light-following device and a solar-powered intelligent water-saving irrigator - Google Patents

A convenient light-following device and a solar-powered intelligent water-saving irrigator Download PDF

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Publication number
CN113796288A
CN113796288A CN202111189744.9A CN202111189744A CN113796288A CN 113796288 A CN113796288 A CN 113796288A CN 202111189744 A CN202111189744 A CN 202111189744A CN 113796288 A CN113796288 A CN 113796288A
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China
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elastic deformation
solar panel
portable light
tracking device
light tracking
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CN202111189744.9A
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CN113796288B (en
Inventor
刘晓初
陈修杰
梁忠伟
萧金瑞
赵春辉
陈泽威
沈忠健
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Guangzhou University
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Guangzhou University
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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00—Watering gardens, fields, sports grounds or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S30/00—Arrangements for moving or orienting solar heat collector modules
    • F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
    • F24S30/42—Arrangements for moving or orienting solar heat collector modules for rotary movement with only one rotation axis
    • F24S30/425—Horizontal axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S50/00—Arrangements for controlling solar heat collectors
    • F24S50/20—Arrangements for controlling solar heat collectors for tracking
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S70/00—Details of absorbing elements
    • F24S70/20—Details of absorbing elements characterised by absorbing coatings; characterised by surface treatment for increasing absorption
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00—Supporting structures for PV modules
    • H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
    • H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/40—Solar thermal energy, e.g. solar towers
    • Y02E10/47—Mountings or tracking
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Chemical & Material Sciences (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental Sciences (AREA)
  • Photovoltaic Devices (AREA)

Abstract

本发明公开一种便捷式追光装置及太阳能智能节水灌溉器，其中的便捷式追光装置包括座体、太阳能板以及弹性变形机构；其中，所述太阳能板活动连接在所述座体上；所述弹性变形机构包括多个受热可收缩的弹性变形件，所述多个弹性变形件上均设有吸热涂层，所述多个弹性变形件均匀分布设置在所述座体和太阳能板之间，且多个弹性变形件的一端与所述座体连接，另一端与太阳能板底部连接。本发明利用弹性变形件受热收缩的特性，结合吸热涂层，有效促使太阳能板的偏转移动，从而实现追光效果，让太阳能板更好地充分吸收太阳光照；同时，结构简单轻巧，并且便捷性好，无需安装动力源等部件。

Figure 202111189744

The invention discloses a portable light tracking device and a solar-powered intelligent water-saving irrigator, wherein the portable light tracking device includes a base body, a solar panel and an elastic deformation mechanism; wherein, the solar panel is movably connected to the base body ; The elastic deformation mechanism includes a plurality of elastic deformation parts that can be contracted by heat, and the plurality of elastic deformation parts are provided with a heat absorbing coating, and the plurality of elastic deformation parts are evenly distributed on the seat body and the solar energy. between the panels, and one end of the plurality of elastic deformation members is connected to the base, and the other end is connected to the bottom of the solar panel. The present invention utilizes the characteristics of elastic deformation parts that are thermally shrunk, combined with the heat-absorbing coating, to effectively promote the deflection and movement of the solar panel, thereby achieving the effect of chasing light, allowing the solar panel to better fully absorb sunlight; at the same time, the structure is simple, lightweight, and convenient Good performance, no need to install components such as power source.

Figure 202111189744

Description

Portable device and solar energy intelligence water conservation irrigator of following spot
Technical Field
The invention relates to solar equipment, in particular to a portable light following device and a solar intelligent water-saving irrigator.
Background
In the application of plant irrigation, solar energy is used as power, automatic irrigation of plant watering is realized, the problem that commercial power is additionally added to irrigation equipment is effectively solved, and the solar plant irrigation system has the advantages of environmental protection, safety, low cost and the like. However, in the prior art, the solar lighting device of the irrigator has a complicated structure, cannot be adjusted according to the direction of sunlight, and has poor lighting effect, so that a portable light following device is required to further improve the solar power effect.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a portable light following device which is simple in structure, convenient to use and beneficial to improvement of sunlight collection.
The invention also aims to provide the solar intelligent water-saving irrigator.
The purpose of the invention is realized by the following technical scheme:
a portable light following device is characterized by comprising a seat body, a solar panel and an elastic deformation mechanism; the solar panel is movably connected to the seat body; elastic deformation mechanism includes a plurality of elastic deformation pieces that are heated contractibly, all be equipped with the heat absorption coating on a plurality of elastic deformation pieces, a plurality of elastic deformation piece evenly distributed set up between pedestal and the solar panel, and a plurality of elastic deformation piece one end with the pedestal is connected, and the other end is connected bottom the solar panel.
The working principle of the portable light following device is as follows:
the lighting surface of the solar panel is arranged upwards, when the irradiation direction of sunlight to the solar panel is changed (at the moment, sunlight obliquely irradiates on the solar panel), because the irradiation degrees of the sunlight on the elastic deformation pieces in all directions are different, the heating conditions of the elastic deformation pieces at different positions are different under the action of the heat absorption coating, specifically, the closer to the irradiation direction of the sunlight and the larger the irradiation area are, the more the heat absorption of the elastic deformation pieces is, the larger the contraction amplitude of the elastic deformation pieces is, and the larger the pull-down force to the solar panel is; therefore, the elastic deformation piece in each direction produces different pull-down force to solar panel under the promotion of different degree of being heated and different shrink range to drive solar panel along with the change of the direction of illumination of sunlight and move, and then let solar panel receive more sunlight, with improvement solar energy electric power storage effect.
In a preferred embodiment of the present invention, the base includes a base and a support pillar, the support pillar is disposed on the base, and the solar panel is movably connected to the top of the support pillar; one end of each elastic deformation piece is connected with the base, and the other end of each elastic deformation piece is connected with the bottom of the solar panel.
Preferably, the support column with connect through swing joint structure between the solar panel, swing joint structure includes cross universal joint and movable mounting seat, one of them link of cross universal joint rotates to be connected the top of support column, the other end link of cross universal joint with movable mounting seat rotates to be connected, solar panel is fixed to be set up on the movable mounting seat.
Preferably, the bottom of the solar panel is provided with a mounting seat, the mounting seat is movably connected with the top of the supporting column, and the end parts of the elastic deformation parts are fixedly connected with the bottom of the mounting seat.
In a preferred embodiment of the present invention, the elastic deformation member is a rubber band. The heat absorption coating is coated on the surface of the rubber band.
According to a preferable scheme of the invention, two ends of the elastic deformation piece are connected with the bottom of the solar panel and the base body through the hook base; the hook seat is provided with a plurality of fixing grooves, and the end part of the elastic deformation piece is fixedly connected in the fixing grooves.
Preferably, the couple seat includes the bottom piece and sets up a plurality of fixed blocks on the bottom piece, be equipped with the open slot between a plurality of fixed blocks and the bottom piece, the open slot transversely extends the setting, a plurality of fixed blocks are arranged along the transverse direction and are set up, and are equipped with the vertical groove of vertical extension between two adjacent fixed blocks, vertical groove with the open slot intercommunication sets up, vertical groove and open slot constitute the fixed slot.
Preferably, the opening groove is inclined downwards from inside to outside.
In a preferred embodiment of the present invention, four sets of the elastic deformation members are provided, and are disposed corresponding to the cross universal joints.
The utility model provides a solar energy intelligence water conservation irrigator which characterized in that includes the portable device of following spot, the portable device of following spot sets up the top at the casing.
Compared with the prior art, the invention has the following beneficial effects:
the solar energy tracking device effectively promotes the deflection movement of the solar panel by utilizing the characteristic that the elastic deformation piece is heated and shrunk and combining the heat absorption coating, thereby realizing the light tracking effect and leading the solar panel to better and fully absorb the solar illumination; meanwhile, the structure is simple and light, the convenience is good, and components such as a power source do not need to be installed.
Drawings
Fig. 1-3 are schematic structural views of an embodiment of the portable light tracking device applied to a solar intelligent water-saving irrigator, wherein fig. 1 is a front view, fig. 2 is a perspective view, and fig. 3 is an exploded view.
Fig. 4 is a perspective view of the portable light following device of the present invention.
Fig. 5 is a perspective view of the mount.
Fig. 6 is a perspective view of the hanger base.
Detailed Description
The present invention will be further described with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.
Referring to fig. 1-6, the portable light tracking device of the present embodiment includes a base, a solar panel 2 and an elastic deformation mechanism; wherein the solar panel 2 is movably connected to the base; elastic deformation mechanism includes a plurality of elastic deformation pieces 4 that are heated contractibly, all be equipped with the heat absorption coating on a plurality of elastic deformation pieces 4, a plurality of elastic deformation pieces 4 evenly distributed sets up between pedestal and solar panel 2, and a plurality of elastic deformation pieces 4 one end with the pedestal is connected, and the other end is connected with 2 bottoms of solar panel. In this embodiment, the elastic deformation member 4 is a rubber band, and the heat absorption coating is coated on the surface of the rubber band.
Referring to fig. 1-4, the base body comprises a base 5 and a support column 7, the support column 7 is disposed on the base 5, and the solar panel 2 is movably connected to the top of the support column 7; one end of each elastic deformation piece 4 is connected with the base 5, and the other end of each elastic deformation piece is connected with the bottom of the solar panel 2. Through setting up such pedestal, be convenient for with solar panel 2's erection joint to be favorable to letting and leave sufficient space between solar panel 2 and the base 5 of pedestal, so that elastic deformation spare 4's installation, thereby the deformation of performance elastic deformation spare 4 drags the ability, the solar panel 2's of also being convenient for beat simultaneously.
Referring to fig. 1-3, the support column 7 and the solar panel 2 are connected by a movable connection structure, the movable connection structure includes a cross universal joint 15 and a movable mounting seat 14, one connection end of the cross universal joint 15 is rotatably connected to the top of the support column 7, the other connection end of the cross universal joint 15 is rotatably connected to the movable mounting seat 14, and the solar panel 2 is fixedly disposed on the movable mounting seat 14. The adoption of the cross universal joint 15 realizes the swing of the solar panel 2 in all directions, and has the advantages of good flexibility, simple structure and convenient assembly and disassembly. In this embodiment, the top of the supporting column 7 is further provided with a connecting block 16, and the connecting block 16 is arranged corresponding to two connecting ends of the cross universal joint 15, so as to realize the rotating connection installation with the cross universal joint 15.
Referring to fig. 1-5, the bottom of the solar panel 2 is provided with a mounting base 3, the mounting base 3 is movably connected with the top of the supporting column 7, and the ends of the elastic deformation members 4 are fixedly connected with the bottom of the mounting base 3. In this embodiment, the mounting seat 3 is arranged in a circular shape. Through the setting of mount pad 3, be convenient for solar panel 2 fixed and with support column 7 and elastic deformation 4 be connected, be favorable to improving solar panel 2's swing stability and precision. In this embodiment, the top of the mounting seat 3 is provided with a mounting groove 8, and the mounting groove 8 is rectangular and is arranged corresponding to the solar panel 2; through the setting of mounting groove 8, the installation and the fixed of solar panel 2 of being convenient for to improve the matching degree.
Referring to fig. 1-4 and 6, both ends of the elastic deformation element 4 are connected with the bottom and the base of the solar panel 2 through the hook base 6; wherein, be equipped with a plurality of fixed slots on the couple seat 6, the tip fixed connection of elastic deformation piece 4 is in the fixed slot.
Referring to fig. 6, the hanger base 6 includes a bottom block 10 and a plurality of fixed blocks 9 arranged on the bottom block 10, an open slot 13 is arranged between the fixed blocks 9 and the bottom block 10, the open slot 13 extends transversely, the fixed blocks 9 are arranged along the transverse direction, a vertical slot 12 extending vertically is arranged between two adjacent fixed blocks 9, the vertical slot 12 is communicated with the open slot 13, and the vertical slot 12 and the open slot 13 form the fixing slot. Through the setting of open slot 13 and vertical groove 12 to the end fixing of elastic deformation spare 4, the accessible is twined, mode such as knot is fixed, convenient operation.
Referring to fig. 6, the open groove 13 is inclined downward from the inside to the outside. Through setting up such open slot 13, the elastic deformation piece 4 of being convenient for is inwards slided along the inclined plane of open slot 13 to let elastic deformation piece 4 fix in the inside of open slot 13, avoid taking off and take off. Further, in the present embodiment, circular limiting grooves are provided in the vertical grooves 12 between the fixing blocks 9, and semicircular limiting grooves are provided on the side surfaces of the fixing blocks 9 located on the side edges; through the setting of circular spacing groove and semicircle spacing groove like this to carry on spacingly to the rubber band, be favorable to improving the position accuracy of rubber band, thereby improve the stability when contracting and extending, and then improve solar panel 2's motion accuracy. Three fixing blocks 9 are provided in this embodiment.
Referring to fig. 1 to 4, the elastic deformation members 4 are provided in four sets, and are arranged corresponding to the universal joint cross 15. Specifically, the four sets of elastically deformable members 4 are arranged in one-to-one correspondence with the four connection ends of the universal joint cross 15, and each set of elastically deformable member 4 includes two rubber bands. Like this, with the cooperation of cross universal joint 15, be favorable to pulling solar panel 2 through the shrink to realize solar panel 2's deflection swing, so that receive the shining of sunlight better, thereby improve solar drive effect.
Referring to fig. 1-6, the working principle of the portable light following device of the present embodiment is as follows:
the lighting surface of the solar panel 2 is arranged upward, when the irradiation direction of sunlight to the solar panel 2 is changed (at the moment, sunlight obliquely irradiates on the solar panel 2), because the irradiation degrees of sunlight on the elastic deformation pieces 4 in all directions are different, at the moment, under the action of the heat absorption coating, the heating conditions of the elastic deformation pieces 4 at different positions are different, specifically, the more the elastic deformation pieces 4 which are closer to the irradiation direction of the sunlight and have larger irradiation areas absorb more heat, so that the larger the contraction amplitude of the elastic deformation pieces 4 is, and the larger the pull-down force to the solar panel 2 is; consequently, elastic deformation piece 4 of each direction produces different pull-down dynamics to solar panel 2 under the promotion of different degree of being heated and different shrink range to drive solar panel 2 and move along with the change of the direction of illumination of sunlight, realize following spot the effect, and then let solar panel 2 receive more sunlight, with improvement solar energy electric power storage effect.
This embodiment still discloses a solar energy intelligence water conservation irrigator, follows spot the device including above-mentioned portable, and this portable follows spot the device setting at the top of casing 1.
The present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents and are included in the scope of the present invention.

Claims (10)

1.一种便捷式追光装置，其特征在于，包括座体、太阳能板以及弹性变形机构；其中，所述太阳能板活动连接在所述座体上；所述弹性变形机构包括多个受热可收缩的弹性变形件，所述多个弹性变形件上均设有吸热涂层，所述多个弹性变形件均匀分布设置在所述座体和太阳能板之间，且多个弹性变形件的一端与所述座体连接，另一端与太阳能板底部连接。1. A portable light chasing device, characterized in that it comprises a base body, a solar panel and an elastic deformation mechanism; wherein, the solar panel is movably connected to the base body; A shrinkable elastic deformation member, the plurality of elastic deformation members are all provided with heat-absorbing coatings, the plurality of elastic deformation members are evenly distributed between the base and the solar panel, and the plurality of elastic deformation members are One end is connected with the base body, and the other end is connected with the bottom of the solar panel. 2.根据权利要求1所述的便捷式追光装置，其特征在于，所述座体包括底座和支撑柱，所述支撑柱设置在所述底座上，所述太阳能板活动连接在所述支撑柱的顶部；所述多个弹性变形件的一端与所述底座连接，另一端与所述太阳能板底部连接。2 . The portable light tracking device according to claim 1 , wherein the base body comprises a base and a support column, the support column is arranged on the base, and the solar panel is movably connected to the support. 3 . The top of the column; one end of the plurality of elastic deformation members is connected with the base, and the other end is connected with the bottom of the solar panel. 3.根据权利要求2所述的便捷式追光装置，其特征在于，所述支撑柱和所述太阳能板之间通过活动连接结构连接，所述活动连接结构包括十字万向节以及活动安装座，所述十字万向节的其中一个连接端转动连接在所述支撑柱的顶部，所述十字万向节的另一端连接端与所述活动安装座转动连接，所述太阳能板固定设置在所述活动安装座上。3 . The portable light tracking device according to claim 2 , wherein the support column and the solar panel are connected by a movable connection structure, and the movable connection structure comprises a cross universal joint and a movable mounting seat. 4 . , one of the connecting ends of the universal joint is rotatably connected to the top of the support column, the other connecting end of the universal joint is rotatably connected to the movable mounting seat, and the solar panel is fixedly arranged on the on the movable mount. 4.根据权利要求2或3所述的便捷式追光装置，其特征在于，所述太阳能板底部设有安装座，该安装座与所述支撑柱的顶部活动连接，所述多个弹性变形件的端部与所述安装座底部固定连接。4. The portable light tracking device according to claim 2 or 3, wherein a mounting seat is provided at the bottom of the solar panel, and the mounting seat is movably connected with the top of the support column, and the plurality of elastic deformations The end of the piece is fixedly connected with the bottom of the mounting seat. 5.根据权利要求1所述的便捷式追光装置，其特征在于，所述弹性变形件为橡皮筋。5 . The portable light tracking device according to claim 1 , wherein the elastic deformation member is a rubber band. 6 . 6.根据权利要求1所述的便捷式追光装置，其特征在于，所述弹性变形件的两端均通过挂钩座与太阳能板底部和座体连接；其中，所述挂钩座上设有多个固定槽，所述弹性变形件的端部固定连接在所述固定槽中。6 . The portable light tracking device according to claim 1 , wherein both ends of the elastic deformation member are connected to the bottom of the solar panel and the base body through a hook seat; wherein, the hook seat is provided with a plurality of a fixing groove, and the end of the elastic deformation member is fixedly connected in the fixing groove. 7.根据权利要求6所述的便捷式追光装置，其特征在于，所述挂钩座包括底部块以及设置在底部块上的多个固定块，所述多个固定块与底部块之间设有开口槽，所述开口槽横向延伸设置，所述多个固定块沿横向方向排列设置，且相邻两个固定块之间设有竖向延伸的竖向槽，所述竖向槽与所述开口槽连通设置，所述竖向槽和开口槽构成所述固定槽。7 . The portable light tracking device according to claim 6 , wherein the hook base comprises a bottom block and a plurality of fixing blocks arranged on the bottom block, and a plurality of fixing blocks are arranged between the plurality of fixing blocks and the bottom block. There is an opening slot, the opening slot extends laterally, the plurality of fixing blocks are arranged in a horizontal direction, and a vertical slot extending vertically is arranged between two adjacent fixing blocks, and the vertical slot is connected to the The open grooves are communicated and arranged, and the vertical grooves and the open grooves constitute the fixed grooves. 8.根据权利要求7所述的便捷式追光装置，其特征在于，所述开口槽由内至外倾斜向下设置。8 . The portable light tracking device according to claim 7 , wherein the opening groove is inclined downward from the inside to the outside. 9 . 9.根据权利要求3所述的便捷式追光装置，其特征在于，所述弹性变形件设有四组，与所述十字万向节对应设置。9 . The portable light tracking device according to claim 3 , wherein the elastic deformation members are provided with four groups corresponding to the cross universal joints. 10 . 10.一种太阳能智能节水灌溉器，其特征在于，包括权利要求1-9任一项所述的便捷式追光装置，所述便捷式追光装置设置在灌溉器机壳的顶部。10. A solar-powered intelligent water-saving irrigator, characterized in that it comprises the portable light tracking device according to any one of claims 1-9, the portable light tracking device being arranged on the top of the casing of the irrigator.
CN202111189744.9A 2021-10-12 2021-10-12 A portable light-following device and a solar intelligent water-saving irrigator Active CN113796288B (en)

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