Agricultural plant protection device
By designing a rotating base and bird-repelling structure, and combining a reflector, wind chimes, and laser lights to scare away birds, the problem of poor bird-repelling effects of existing devices has been solved, achieving efficient crop protection and enhancing the practicality of the device.
Patent Information
- Application Number
- CN202423085340.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-13
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2034-12-13
AI Technical Summary
Existing agronomic plant protection devices that rely on the sound of gongs to scare away birds are ineffective, and prolonged stillness can allow birds to adapt, leading to damage to crops and reducing the practicality of the devices.
It employs a rotating base, bird-repelling structure, and auxiliary structures. The rotating base is driven by a motor and gears, which in turn drive a rotating rod to rotate. Combined with a reflector, wind chimes, and laser lights, it drives away birds. A camera monitors the farmland to create the illusion of birds being active, thus enhancing the repelling effect.
It effectively repels birds, extends the lifespan of the device, enhances the protection of crops, and improves the practicality of the device and crop yield.
Smart Images

Figure CN223568509U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of agronomy plant protection technology, concretely to an agronomy plant protection device. BACKGROUND
[0002] Agronomy plant refers to the content related to plants in the field of agronomy, one of the core contents of agronomy plant is the research and planting of crops, and agronomy plant also relates to agricultural breeding, that is, improving crops by selecting and breeding plants with excellent traits, and the research of agronomy plant also includes the prevention and treatment of diseases and pests, and a protection device needs to be used in the maintenance process of agronomy plant.
[0003] The patent document with the publication number CN219679601U discloses an agronomy plant protection device, which comprises a base, the top end of the base is symmetrically fixedly connected with support blocks, one of the support blocks is fixedly connected with a first motor on the side wall, the output end of the first motor is fixedly connected with a rotating rod, the other end of the rotating rod is rotatably connected with the side wall of the other support block, the side wall of the rotating shaft is symmetrically fixedly connected with cylindrical gears, the top end of the base is symmetrically fixedly connected with a support plate, the side wall of the support plate is slidably connected with rack plates, each cylindrical gear is meshingly connected with a corresponding rack plate, and two rack plates are fixedly connected with a fixed box. The utility model discloses a rectangular rack, an incomplete gear and a connecting rod, the rack part of the rectangular rack is meshed with the incomplete gear, the first gong is moved back and forth along the horizontal direction, the second gong on the two sides is impacted, a sound is caused, birds are driven away, and the damage to plants is avoided, but the prior art still has defects.
[0004] The device of the prior art only relies on the impact of the gong to cause a sound, so as to drive away birds through the sound, the protection mode is single, and it is still difficult to effectively drive away birds only by the sound of the gong, and the device is in a static state during use, after a period of use, birds can easily adapt to the static device, the corresponding effect is lost after a period of use, the effective range is greatly reduced, crops are still eaten by birds, the yield of crops is reduced, the agronomy plants in need of protection cannot be protected, and the practicability of the device is reduced.
[0005] The information disclosed in this BACKGROUND section is only for the purpose of increasing the understanding of the background of the utility model and should not be regarded as acknowledging or implying in any form that it constitutes prior art that is already known to those of ordinary skill in the art. CONTENT OF THE UTILITY MODEL
[0006] The utility model solves the above-mentioned defects, and provides an agronomy plant protection device.
[0007] To solve the above technical problems, the utility model provides a technical scheme for an agronomic plant protection device, comprising
[0008] A base is fixedly connected with a stand on the top.
[0009] A lifting rod is arranged outside the stand.
[0010] A rotating seat is arranged on the outer wall of the lifting rod, an annular sliding groove is formed in the upper end of the outer wall of the lifting rod, an annular sliding seat is fixedly connected to the inner wall of the rotating seat, a plurality of balls are mounted on the inner wall of the annular sliding seat, the balls are slidingly connected in the annular sliding groove, a cavity is formed in the inner upper end of the rotating seat, a motor is fixedly installed on one end of the inner wall of the cavity, a rotating rod one is fixedly connected to the output end of the motor, the rotating rod one extends to the outside of the lifting rod at one end and is fixedly connected with a bevel gear one at the end, a support is fixedly connected to the outer wall of the lifting rod at the upper end, a rotating rod two is rotatably inserted into the support, a bevel gear two is fixedly connected to the lower end of the rotating rod two, the bevel gear two is meshingly connected to the bevel gear one, the rotating rod two extends to the top of the support at one end and is fixedly connected with a gear one at the end, a gear ring is fixedly connected to the bottom of the rotating seat, and the gear one is meshingly connected to the gear ring.
[0011] A bird repelling structure is arranged outside the rotating seat, the bird repelling structure comprises a support rod fixedly connected to the outer wall of the rotating seat, the support rod has a plurality of groups and is circumferentially distributed, an electric telescopic rod two is fixedly installed on the bottom of one end of the inner wall of the support rod close to the lifting rod, a moving seat is fixedly connected to the output end of the electric telescopic rod two, a rack plate is fixedly connected to the two ends of the moving seat, a rotating shaft is rotatably inserted into the inner wall of the support rod at the two ends, a gear two is fixedly connected to the two ends of the rotating shaft, the gear two is meshingly connected to the rack plate, the rotating shaft extends to the outside of the support rod at the two ends and is fixedly connected with a U-shaped connecting frame at the ends, a reflector is fixedly installed on the end of the U-shaped connecting frame away from the rotating shaft, a hanging rope is fixedly connected to the bottom of one end of the U-shaped connecting frame, and a wind bell is fixedly connected to the bottom of the hanging rope.
[0012] An auxiliary structure is arranged on the rotating seat, the auxiliary structure comprises a camera fixedly installed on one end of the top of the rotating seat, a buzzer is fixedly installed on the other end of the top of the rotating seat, a plurality of laser lights are fixedly installed on the outer wall of the rotating seat, the plurality of laser lights are circumferentially distributed and are staggered with the support rods.
[0013] Further, an electric telescopic rod one is fixedly installed on the bottom of the inner wall of the stand, the output end of the electric telescopic rod one is fixedly connected to the top of the inner wall of the lifting rod, guide sliding grooves are formed in the two ends of the outer wall of the stand, and guide sliding strips are fixedly connected to the two ends of the inner wall of the lifting rod and are slidingly connected in the guide sliding grooves.
[0014] Further, the mobile seat two ends are fixedly connected with limiting sliding blocks, limiting sliding grooves are arranged at the bottom of the inner wall of the support rod, the limiting sliding blocks are slidably connected in the limiting sliding grooves, and the rack plate is fixedly connected to the top of the limiting sliding block.
[0015] Further, the lifting rod top is fixedly connected with a support plate, solar panels are fixedly installed at the top of the support plate, and the battery is fixedly installed at the top of the support plate.
[0016] Further, the base bottom four corners are fixedly connected with fixed cones.
[0017] The utility model has the advantages that compared with the prior art, the utility model has the advantages that:
[0018] (1) through the setting of the rotating seat, the bird repelling structure and the auxiliary structure, through the cooperation of the rotating seat, the rack plate, the gear two and the rotating shaft, the U-shaped connecting frame can be driven to rotate, the reflector can be reciprocatingly swung up and down, the rotation of the rotating seat is matched, the reflector can irregularly reflect sunlight to the surrounding, the U-shaped connecting frame can rotate while moving up and down, the wind bell can swing and make a sound, the sound can scare birds away, the birds in different positions can be driven away, the device is always in a moving state, the device can form an illusion similar to the walking of a farmer, the birds are prevented from adapting to the static state, the bird expelling effect is greatly enhanced, the service life of the device is prolonged, and the protection effect of the agricultural plants is improved.
[0019] (2) the birds are driven away by the multiple laser lights on the rotating seat outer wall and the buzzer on the rotating seat top, the camera installed on the rotating seat top is convenient for observing the farmland, the bird expelling effect of the device is further improved, the agricultural plants are prevented from being damaged by the birds, and the practicality of the device is improved. DRAWINGS
[0020] Figure 1 is a perspective view of the agricultural plant protection device of the utility model Figure 1 .
[0021] Figure 2 is a perspective view of the agricultural plant protection device of the utility model Figure 2 .
[0022] Figure 3 is a front view of the agricultural plant protection device of the utility model.
[0023] Figure 4It is a top view sectional view of the agricultural plant protection device.
[0024] Figure 5 It is a structure schematic view of the bird repelling structure of the agricultural plant protection device.
[0025] Figure 6 It is a bird repelling structure of the agricultural plant protection device. Figure 3 It is an enlarged structure view of A place in the middle.
[0026] In the figure, mark: 1, base; 2, stand; 21, electric telescopic rod one; 22, guide sliding groove; 3, lifting rod; 4, rotating seat; 41, annular sliding groove; 42, annular sliding seat; 43, ball; 44, cavity; 45, motor; 46, rotating rod one; 47, bevel gear one; 48, support; 49, rotating rod two; 410, bevel gear two; 411, gear one; 412, gear ring; 5, bird repelling structure; 51, support rod; 52, electric telescopic rod two; 53, moving seat; 531, limit sliding block; 532, limit sliding groove; 54, rack plate; 55, rotating shaft; 56, gear two; 57, U-shaped connecting frame; 58, reflector; 59, wind bell; 6, auxiliary structure; 61, camera; 62, buzzer; 63, laser lamp; 7, solar panel; 71, support plate; 72, battery; 8, fixed cone. DETAILED DESCRIPTION
[0027] The exemplary embodiments will be described in detail herein with reference to the attached drawings. The description of the exemplary embodiments is intended to apply to various alternative embodiments as well. Unless otherwise noted, like elements in different drawings represent the same or similar elements. The following description of the exemplary embodiments is not representative of all possible embodiments consistent with the present disclosure. Rather, they are merely examples of apparatuses consistent with some aspects of the present disclosure as detailed in the attached claims.
[0028] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.
[0029] As Figures 1 to 6As shown, the present embodiment proposes an agronomic plant protection device, comprising a base 1, a vertical column 2 is fixedly connected to the top of the base 1, a lifting rod 3 is arranged outside the vertical column 2, an electric telescopic rod one 21 is fixedly installed at the bottom of the inner wall of the vertical column 2, and the output end of the electric telescopic rod one 21 is fixedly connected to the top of the inner wall of the lifting rod 3. Guiding sliding grooves 22 are arranged at the two ends of the outer wall of the vertical column 2, guiding sliding strips are fixedly connected to the inner wall of the lifting rod 3, and the guiding sliding strips are slidingly connected in the guiding sliding grooves 22. The arrangement of the guiding sliding strips and the guiding sliding grooves 22 facilitates the positioning and guiding of the lifting of the lifting rod 3. The electric telescopic rod one 21 is started to drive the lifting rod 3 to move, so that the use height of the device can be adjusted according to actual needs, and the agronomic plants can be protected.
[0030] A rotating seat 4 is arranged at the upper end of the outer wall of the lifting rod 3, an annular sliding groove 41 is arranged at the upper end of the outer wall of the lifting rod 3, an annular sliding seat 42 is fixedly connected to the inner wall of the rotating seat 4, a plurality of ball bearings 43 are installed on the inner wall of the annular sliding seat 42, the ball bearings 43 are slidingly connected in the annular sliding groove 41, and the arrangement of the annular sliding groove 41, the annular sliding seat 42 and the ball bearings 43 facilitates the positioning and guiding of the rotation of the rotating seat 4, so that the rotation of the rotating seat 4 is more stable. A cavity 44 is arranged at the upper end of the inside of the lifting rod 3, an electric motor 45 is fixedly installed at one end of the inner wall of the cavity 44, a rotating rod one 46 is fixedly connected to the output end of the electric motor 45, a bevel gear one 47 is fixedly connected to one end of the rotating rod one 46 and extends to the outside of the lifting rod 3, a support 48 is fixedly connected to the upper end of the outer wall of the lifting rod 3, a rotating rod two 49 is rotatably inserted into the inside of the support 48, a bevel gear two 410 is fixedly connected to the lower end of the rotating rod two 49, the bevel gear two 410 is meshingly connected to the bevel gear one 47, one end of the rotating rod two 49 extends to the top of the support 48 and a gear one 411 is fixedly connected to the end of the rotating rod two 49, a gear ring 412 is fixedly connected to the bottom of the rotating seat 4, the gear one 411 is meshingly connected to the gear ring 412, the electric motor 45 is started to drive the rotating rod one 46 to rotate, the rotating rod one 46 drives the bevel gear one 47 to rotate, the bevel gear one 47 drives the meshingly connected bevel gear two 410 to rotate, the bevel gear two 410 drives the rotating rod two 49 to rotate, the rotating rod two 49 drives the gear one 411 to rotate, the gear one 411 drives the gear ring 412 to rotate, and the gear ring 412 drives the rotating seat 4 to rotate.
[0031] The rotating seat 4 is externally provided with a bird repelling structure 5, the bird repelling structure 5 comprises a support rod 51 fixedly connected to the outer wall of the rotating seat 4, the support rod 51 has multiple groups and is circumferentially distributed, an electric telescopic rod two 52 is fixedly installed on the inner wall of the support rod 51 and close to the bottom of one end of the lifting rod 3, a moving seat 53 is fixedly connected to the output end of the electric telescopic rod two 52, limit sliding blocks 531 are fixedly connected to the two ends of the moving seat 53, limit sliding grooves 532 are formed in the bottom of the two ends of the inner wall of the support rod 51, the limit sliding blocks 531 are slidingly connected in the limit sliding grooves 532, a rack plate 54 is fixedly connected to the top of the limit sliding blocks 531, the moving seat 53 horizontally slides in the limit sliding grooves 532 through the limit sliding blocks 531, the limit sliding blocks 531 and the limit sliding grooves 532 are beneficial to limit and guide the movement of the moving seat 53 and the rack plate 54, rotating shafts 55 are rotatably inserted into the two ends of the inner wall of the support rod 51, gear two 56 are fixedly connected to the two ends of the rotating shafts 55, the gear two 56 is meshingly connected to the rack plate 54, the U-shaped connecting frames 57 are fixedly connected to the two ends of the rotating shafts 55 and extend to the outside of the support rod 51, the reflecting mirrors 58 are fixedly installed on the ends, away from the rotating shafts 55, of the U-shaped connecting frames 57, the hanging ropes are fixedly connected to the bottom of one end of the U-shaped connecting frames 57, the wind bells 59 are fixedly connected to the bottom of the hanging ropes, the moving seat 53 is reciprocatingly moved by starting the electric telescopic rod two 52, the rack plate 54 is moved by the moving seat 53, the gear two 56 is rotated by the movement of the rack plate 54, the rotating shafts 55 are rotated by the gear two 56, the U-shaped connecting frames 57 are rotated by the rotating shafts 55, and then the reflecting mirrors 58 are reciprocatingly swung up and down, at the same time, the wind bells 59 are always swung to make a sound, and then the sound scares the birds and drives the birds to fly away.
[0032] The rotating seat 4 is externally provided with a bird repelling structure 5, the bird repelling structure 5 comprises a support rod 51 fixedly connected to the outer wall of the rotating seat 4, the support rod 51 has multiple groups and is circumferentially distributed, an electric telescopic rod two 52 is fixedly installed on the inner wall of the support rod 51 and close to the bottom of one end of the lifting rod 3, a moving seat 53 is fixedly connected to the output end of the electric telescopic rod two 52, limit sliding blocks 531 are fixedly connected to the two ends of the moving seat 53, limit sliding grooves 532 are formed in the bottom of the two ends of the inner wall of the support rod 51, the limit sliding blocks 531 are slidingly connected in the limit sliding grooves 532, a rack plate 54 is fixedly connected to the top of the limit sliding blocks 531, the moving seat 53 horizontally slides in the limit sliding grooves 532 through the limit sliding blocks 531, the limit sliding blocks 531 and the limit sliding grooves 532 are beneficial to limit and guide the movement of the moving seat 53 and the rack plate 54, rotating shafts 55 are rotatably inserted into the two ends of the inner wall of the support rod 51, gear two 56 are fixedly connected to the two ends of the rotating shafts 55, the gear two 56 is meshingly connected to the rack plate 54, the U-shaped connecting frames 57 are fixedly connected to the two ends of the rotating shafts 55 and extend to the outside of the support rod 51, the reflecting mirrors 58 are fixedly installed on the ends, away from the rotating shafts 55, of the U-shaped connecting frames 57, the hanging ropes are fixedly connected to the bottom of one end of the U-shaped connecting frames 57, the wind bells 59 are fixedly connected to the bottom of the hanging ropes, the moving seat 53 is reciprocatingly moved by starting the electric telescopic rod two 52, the rack plate 54 is moved by the moving seat 53, the gear two 56 is rotated by the movement of the rack plate 54, the rotating shafts 55 are rotated by the gear two 56, the U-shaped connecting frames 57 are rotated by the rotating shafts 55, and then the reflecting mirrors 58 are reciprocatingly swung up and down, at the same time, the wind bells 59 are always swung to make a sound, and then the sound scares the birds and drives the birds to fly away.
[0033] The lifting rod 3 is fixedly connected with a support plate 71 at the top, solar panels 7 are fixedly installed at the top of the support plate 71, a storage battery 72 is fixedly installed at the top of the support plate 71, the solar panels 7 can convert solar energy into electric energy and store the electric energy in the storage battery 72, the storage battery 72 supplies power to the electric telescopic rod one 21, the motor 45, the electric telescopic rod two 52, the camera 61, the buzzer 62 and the laser lights 63, which saves resources and improves the environmental protection of the device.
[0034] The base 1 bottom four corners are fixedly connected with fixed cones 8, and the device is inserted between the fields of agricultural plants to be protected through the plurality of fixed cones 8 at the bottom of the base 1, and then the device is fixed.
[0035] In the specific implementation, the device is first inserted between the fields of agricultural plants to be protected through the plurality of fixed cones 8 at the bottom of the base 1, and then the device is fixed, and then the device starts to work, and then the electric telescopic rod one 21 is started to facilitate the movement of the lifting rod 3, and then the use height of the device can be adjusted according to the actual needs, and after a period of solar radiation, the solar panels 7 at the top of the lifting rod 3 convert solar energy into electrical energy and store it in the inside of the storage battery 72, and then the camera 61 is turned on to facilitate the observation of the farmland, and then the plurality of laser lights 63 on the outer wall of the rotating seat 4 and the buzzer 62 at the top of the rotating seat 4 drive away the birds, and then the motor 45 is started to drive the rotating rod one 46 to rotate, the rotating rod one 46 drives the bevel gear one 47 to rotate, the bevel gear one 47 drives the meshing connected bevel gear two 410 to rotate, the bevel gear two 410 drives the rotating rod two 49 to rotate, the rotating rod two 49 drives the gear one 411 to rotate, the gear one 411 drives the gear ring 412 to rotate, the gear ring 412 drives the rotating seat 4 to rotate, and at the same time, the electric telescopic rod two 52 is started to drive the moving seat 53 to reciprocate, the moving seat 53 drives the rack plate 54 to move, the rack plate 54 moves to drive the meshing connected gear two 56 to rotate, the gear two 56 drives the rotating shaft 55 to rotate, the rotating shaft 55 drives the U-shaped connecting frame 57 to rotate, and then drives the mirror 58 to reciprocate up and down, and cooperates with the rotation of the rotating seat 4, so that the mirror 58 can irregularly reflect sunlight to the surrounding, and at the same time, the U-shaped connecting frame 57 can rotate while moving up and down, so that the wind bell 59 always swings to produce sound, and then drives the birds to fly away, so that the birds at different positions can be driven away, and at the same time, the device is always in a moving state, forming a false image similar to the walking of a farmer, preventing the birds from adapting to the static state, greatly enhancing the driving effect on the birds, enhancing the use efficiency of the device, improving the protection effect on the agricultural plants, avoiding the damage of the agricultural plants by the birds, and improving the practicability of the device.
[0036] The electrical components in this document are all electrically connected with the main controller and the storage battery 72, and the main controller can be a computer or other conventional known device that can be controlled, and the detailed description of the known functions and known components is omitted in the specific embodiment of the disclosure. In order to ensure the compatibility of the device, the operation means adopted is consistent with the parameters of the market appliances, and the contents not described in detail in the specification all belong to the prior art known to those skilled in the art.
[0037] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.
Claims
1. An agricultural plant protection device, characterized in that: include: A base (1), on the top of which a column (2) is fixedly connected; A lifting rod (3) is provided outside the column (2); A rotating seat (4) is located on the upper end of the outer wall of the lifting rod (3). An annular groove (41) is provided on the upper end of the outer wall of the lifting rod (3). An annular slide (42) is fixedly connected to the inner wall of the rotating seat (4). Several balls (43) are installed on the inner wall of the annular slide (42). The balls (43) are slidably connected in the annular groove (41). A cavity (44) is provided at the upper end of the interior of the lifting rod (3). A motor (45) is fixedly installed at one end of the inner wall of the cavity (44). A rotating rod (46) is fixedly connected to the output end of the motor (45). One end of the rotating rod (46) extends... A bevel gear (47) is fixedly connected to the outside of the lifting rod (3) and at its end. A bracket (48) is fixedly connected to the upper end of the outer wall of the lifting rod (3). A rotating rod (49) is rotatably inserted inside the bracket (48). A bevel gear (410) is fixedly connected to the lower end of the rotating rod (49). The bevel gear (410) meshes with the bevel gear (47). One end of the rotating rod (49) extends to the top of the bracket (48) and is fixedly connected to a gear (411). A gear ring (412) is fixedly connected to the bottom of the rotating seat (4). The gear (411) meshes with the gear ring (412). A bird-repelling structure (5) is located outside the rotating base (4). The bird-repelling structure (5) includes a support rod (51) fixedly connected to the outer wall of the rotating base (4). The support rod (51) has multiple sets and is distributed circumferentially. An electric telescopic rod (52) is fixedly installed at the bottom of the inner wall of the support rod (51) near the lifting rod (3). A movable seat (53) is fixedly connected to the output end of the electric telescopic rod (52). A rack plate (54) is fixedly connected to both ends of the movable seat (53). The support rod (51) A rotating shaft (55) is rotatably inserted at both ends of the inner wall. A gear (56) is fixedly connected to both ends of the rotating shaft (55). The gear (56) meshes with the rack plate (54). Both ends of the rotating shaft (55) extend to the outside of the support rod (51) and are fixedly connected to the ends of the U-shaped connecting frame (57). A reflector (58) is fixedly installed at the end of the U-shaped connecting frame (57) away from the rotating shaft (55). A hanging rope is fixedly connected to the bottom of one end of the U-shaped connecting frame (57). A wind chime (59) is fixedly connected to the bottom of the hanging rope. An auxiliary structure (6) is provided on a rotating base (4). The auxiliary structure (6) includes a camera (61) fixedly installed at one end of the top of the rotating base (4), a buzzer (62) fixedly installed at the other end of the top of the rotating base (4), and a number of laser lights (63) fixedly installed on the outer wall of the rotating base (4). The number of laser lights (63) are distributed in a circle and are staggered with the support rod (51).
2. The agronomic plant protection device according to claim 1, characterized in that: An electric telescopic rod (21) is fixedly installed at the bottom of the inner wall of the column (2). The output end of the electric telescopic rod (21) is fixedly connected to the top of the inner wall of the lifting rod (3). Guide grooves (22) are opened at both ends of the outer wall of the column (2). Guide strips are fixedly connected at both ends of the inner wall of the lifting rod (3). The guide strips are slidably connected in the guide grooves (22).
3. The agronomic plant protection device according to claim 1, characterized in that: The movable seat (53) is fixedly connected to the two ends of the limiting slider (531), and the bottom ends of the inner wall of the support rod (51) are provided with limiting grooves (532). The limiting slider (531) is slidably connected in the limiting groove (532), and the rack plate (54) is fixedly connected to the top of the limiting slider (531).
4. The agronomic plant protection device according to claim 1, characterized in that: The top of the lifting rod (3) is fixedly connected to a support plate (71), and solar panels (7) are fixedly installed at both ends of the top of the support plate (71). A storage battery (72) is fixedly installed on the top of the support plate (71).
5. The agronomic plant protection device according to claim 1, characterized in that: The base (1) has fixed cones (8) at the four corners of its bottom.
Citation Information
Patent Citations
Agricultural plant protection device
CN219679601U