阅读说明：本技术 一种植保无人机电池固定结构 (Unmanned aerial vehicle battery fixed knot of plant protection constructs ) 是由 尹建安 杨桦 杨鹏 金用 于 2019-09-16 设计创作，主要内容包括：本发明属于无人机技术领域,具体的说是一种植保无人机电池固定结构；包括电池盒,电池盒底部的中部设有用于支撑电池的凸字型支撑台,凸字型支撑台的底部通过弹簧组与电池盒连接,电池盒的内部设有内饰层,内饰层与电池盒粘接,内饰层采用吸热减震材料制造,内饰层的截面结构为波浪状；本发明利用了放入电池盒内电池的重力实现了对电池的一系列固定,在减少了电池晃动的同时,对电池进行了良好的固定,提高了电池工作的稳定性。(The invention belongs to the technical field of unmanned aerial vehicles, and particularly relates to a battery fixing structure of a plant protection unmanned aerial vehicle; the battery box comprises a battery box, wherein a convex support platform for supporting the battery is arranged in the middle of the bottom of the battery box, the bottom of the convex support platform is connected with the battery box through a spring group, an inner decoration layer is arranged inside the battery box and is bonded with the battery box, the inner decoration layer is made of a heat absorption and shock absorption material, and the cross section structure of the inner decoration layer is wavy; the battery fixing device disclosed by the invention realizes a series of fixation of the battery by utilizing the gravity of the battery placed in the battery box, reduces the shaking of the battery, simultaneously well fixes the battery and improves the working stability of the battery.)

1. The utility model provides a plant protection unmanned aerial vehicle battery fixed knot constructs which characterized in that: including battery case (1), the middle part of battery case (1) bottom is equipped with a type of calligraphy brace table (2) that are used for supporting the battery, and the bottom of a type of calligraphy brace table (2) is passed through spring assembly (21) and is connected with battery case (1), and the inside of battery case (1) is equipped with interior decoration layer (3), and interior decoration layer (3) bond with battery case (1), and interior decoration layer (3) adopt heat absorption damping material to make, and the cross-sectional structure of interior decoration layer (3) is wavy.

2. The plant protection unmanned aerial vehicle battery fixation structure of claim 1, wherein: the battery box is characterized in that arc-shaped special-shaped clamp springs (4) are hinged to two sides of the convex support platform (2), one side, close to the bottom of the battery box (1), of each arc-shaped special-shaped clamp spring (4) is hinged to the battery box (1), and one end, far away from the convex support platform (2), of each arc-shaped special-shaped clamp spring (4) is used for fixing a battery.

3. The plant protection unmanned aerial vehicle battery fixation structure of claim 2, wherein: the end, far away from the convex support platform (2), of the arc-shaped special-shaped clamp spring (4) is arranged in a coil spring-shaped structure, and the arc-shaped special-shaped clamp spring (4) arranged in the coil spring shape is used for increasing the contact area of the arc-shaped special-shaped clamp spring and a battery.

4. The plant protection unmanned aerial vehicle battery fixation structure of claim 3, wherein: the inner side of the arc-shaped special-shaped clamp spring (4) is hinged with a first connecting rod (5), the first connecting rod (5) is used for supporting a battery in a matched mode with the convex-shaped support platform (2), one end, away from the arc-shaped special-shaped clamp spring (4), of the first connecting rod (5) is provided with a second connecting rod (51), the first connecting rod (5) is provided with a sliding block (52), the second connecting rod (51) is provided with a sliding groove (53), the sliding block (52) moves in the sliding groove (53), and one end, away from the first connecting rod (5), of the second connecting rod (51) is hinged with the battery box (; a pulley (6) is arranged on the inner wall of the battery box (1), and a rigid rope (61) is wound on the pulley (6); the top of the battery box (1) is connected with two closing plates (63) through a hinge joint (62), the number of the closing plates (63) is two, a torsion spring is sleeved on the hinge joint (62), and the torsion spring and the rigid rope (61) are in a tensioning state when the battery is not placed in the battery box (1); one end of the rigid rope (61) is hinged with the second connecting rod (51), the other end of the rigid rope is connected with the torsion spring, when a battery is placed in the battery box (1), the first connecting rod (5) moves downwards to enable the second connecting rod (51) to move towards the middle of the battery box (1), and when the position of the second connecting rod (51) moves, the rigid rope (61) is changed from tensioning to loosening; the sealing plate (63) is of a hollow structure, the T-shaped magnetic blocks (7) are placed in the sealing plate (63), the T-shaped magnetic blocks (7) are connected with the sealing plate (63) in a sliding mode, the T-shaped magnetic blocks (7) are arranged in the adjacent sealing plate (63) in a reverse mode, the magnetic properties of the sides, close to each other, of the T-shaped magnetic blocks (7) are opposite, the arc-shaped sealing blocks (71) are fixedly connected to the outer portions, located on the sealing plate (63), of the T-shaped magnetic blocks (7), and when the sealing plate (63) moves downwards, the T-shaped magnetic blocks (7.

5. The plant protection unmanned aerial vehicle battery fixation structure of claim 4, wherein: the section structure of the second connecting rod (51) is V-shaped; an air bag (8) is arranged on the outer side of the inner decoration layer (3); a hollow cylinder (81) is fixed on the side wall of the battery box (1), the hollow cylinder (81) is communicated with the air bag (8) through an air pipe (82), and a piston rod (83) is arranged in the hollow cylinder (81); when the position of the second connecting rod (51) changes, the air bag (8) is compressed, and when the air bag (8) is compressed, the piston rod (83) extends out.

6. The plant protection unmanned aerial vehicle battery fixation structure of claim 5, wherein: the top of battery case (1) is equipped with lid (9), and the one end and the battery case (1) of lid (9) are articulated, and the other end and battery case (1) joint, lid (9) are used for sealing battery case (1).

Technical Field

The invention belongs to the technical field of unmanned aerial vehicles, and particularly relates to a plant protection unmanned aerial vehicle battery fixing structure.

Background

A plant protection unmanned aerial vehicle, also called an unmanned aerial vehicle, is an unmanned aerial vehicle for agriculture and forestry plant protection operation as the name suggests, and the unmanned aerial vehicle consists of a flight platform (a fixed wing, a helicopter and a multi-axis aircraft), a navigation flight control mechanism and a spraying mechanism, realizes spraying operation through ground remote control or navigation flight control, and can spray medicament, seeds, powder and the like; according to the introduction of book of market analysis and prospect prediction of Chinese civil unmanned aerial vehicles in the year 2016 of the space grid, the agricultural plant protection unmanned aerial vehicle in China is still in the starting stage at present, and according to statistics, the number of stored plant protection unmanned aerial vehicles in China in 2014 is 695 frames, and the total operation area is 426 ten thousand mu; in 2015, the holding capacity of the plant protection unmanned aerial vehicle in China is 2324 frames (31 provinces are counted), the total working area is 1152.8 ten thousand mu, and the increase amplitudes are 234% and 170.6% respectively. Although the spreading is obvious, the plant protection unmanned aerial vehicle system in China is not mature on the whole, the technology of the plant protection unmanned aerial vehicle in China is different from the product performance, and at present, the spraying requirement of large-area high-strength plant protection can be met in most of products.

Present plant protection unmanned aerial vehicle is in the use, its power supply source is placed at the inside battery of plant protection unmanned aerial vehicle, the battery just can drive plant protection unmanned aerial vehicle under the condition of release electric power, but because plant protection unmanned aerial vehicle belongs to aerial operation, can receive the influence of air current in the use, if its inside battery is rocking under violent condition, can explode, the condition that drops in the battery follow battery box, cause plant protection unmanned aerial vehicle to damage, so battery among the plant protection unmanned aerial vehicle must obtain good fixed.

Disclosure of Invention

In order to make up for the defects of the prior art and solve the problem that the battery in the plant protection unmanned aerial vehicle cannot be well fixed in the prior art, the invention provides a plant protection unmanned aerial vehicle battery fixing structure.

The technical scheme adopted by the invention for solving the technical problems is as follows: the plant protection unmanned aerial vehicle battery fixing structure comprises a battery box, wherein a convex support platform for supporting a battery is arranged in the middle of the bottom of the battery box, the bottom of the convex support platform is connected with the battery box through a spring group, an inner decoration layer is arranged inside the battery box and is bonded with the battery box, the inner decoration layer is made of a heat absorption and shock absorption material, and the cross section structure of the inner decoration layer is wavy; put into the battery box with the battery, interior decoration layer wraps up the battery, because the gravity of battery makes the downward movement of a type of calligraphy brace table, spring compression in the spring assembly, plant protection unmanned aerial vehicle is at the course of the work like this, can alleviate the vibrations of battery, and simultaneously, utilize interior decoration layer to wrap up the battery, cooperation spring assembly alleviates the vibrations of battery in the use, reduce plant protection unmanned aerial vehicle and violently lead to the condition that the battery explodes because of vibrations in the operation, the security of plant protection unmanned aerial vehicle in the use has been improved.

Preferably, arc-shaped special-shaped clamp springs are hinged to two sides of the convex support platform, one side, close to the bottom of the battery box, of each arc-shaped special-shaped clamp spring is hinged to the battery box, and one end, far away from the convex support platform, of each arc-shaped special-shaped clamp spring is used for fixing the battery; when the supporting table of the convex type moves downwards, the supporting table of the convex type is hinged to the arc-shaped special-shaped clamp spring, one end, close to the supporting table of the convex type, of the arc-shaped special-shaped clamp spring can move downwards, one end, far away from the supporting table of the convex type, of the arc-shaped special-shaped clamp spring can be pressed close to the battery, the battery is clamped, the vibration of the battery in the using process of the plant protection unmanned aerial vehicle is reduced, and the use stability and safety of the battery are improved.

Preferably, one end of the arc-shaped special-shaped clamp spring, which is far away from the convex support platform, is arranged in a coil spring-shaped structure, and the arc-shaped special-shaped clamp spring arranged in the coil spring shape is used for increasing the contact area between the arc-shaped special-shaped clamp spring and the battery; because the end of the arc-shaped special-shaped clamp spring, which is far away from the convex support table, is arranged in a coil spring-shaped structure, the arc-shaped special-shaped clamp spring can be fully contacted with the battery, the contact area between the arc-shaped special-shaped clamp spring and the battery is increased, and the battery is effectively prevented from shaking in the battery box.

Preferably, the inner side of the arc-shaped special-shaped clamp spring is hinged with a first connecting rod, the first connecting rod is used for supporting the battery in a matched mode with the convex support platform, one end, away from the arc-shaped special-shaped clamp spring, of the first connecting rod is provided with a second connecting rod, a sliding block is arranged on the first connecting rod, a sliding groove is arranged on the second connecting rod, the sliding block moves in the sliding groove, and one end, away from the first connecting rod, of the second connecting rod is hinged with; the inner wall of the battery box is provided with a pulley, and a rigid rope is wound on the pulley; the top of the battery box is connected with two sealing plates through a hinge joint, the hinge joint is sleeved with a torsion spring, and the torsion spring and the rigid rope are in a tensioning state when the battery is not placed in the battery box; one end of the rigid rope is hinged with the second connecting rod, the other end of the rigid rope is connected with the torsion spring, when the battery is placed in the battery box, the first connecting rod moves downwards to enable the second connecting rod to move towards the middle of the battery box, and when the position of the second connecting rod moves, the rigid rope is loosened from tensioning; the T-shaped magnetic blocks are arranged in the closed plate and are in sliding connection with the closed plate, the T-shaped magnetic blocks are arranged in the adjacent closed plate in a reverse direction, the magnetism of the side, close to each other, of each T-shaped magnetic block is opposite, the T-shaped magnetic blocks are fixedly connected with the arc-shaped closed blocks outside the closed plate, and when the closed plate moves downwards, the T-shaped magnetic blocks are close to each other; when the battery is placed in the battery box, the battery contacts with the first connecting rod, so that one side of the first connecting rod close to the convex support platform is completely attached to the convex support platform, thereby supporting the battery by matching with the convex-shaped supporting platform, when the first connecting rod moves downwards, the sliding block on the first connecting rod slides in the sliding groove on the second connecting rod, one end of the second connecting rod moves downwards, so that the rigid rope fixedly connected with the second connecting rod is changed into a loose state from a tensioning state, the torsion spring connected with the rigid rope is also changed from a tensioning state to a loosening state, the closing plate moves downwards due to the reason that the torsion spring is changed to the loosening state to close the battery box, the T-shaped magnetic block in the closing plate slides towards the end part of the closing plate under the action of gravity, and the magnetism of the side where the T-shaped magnetic blocks are close to each other is opposite, thereby attract each other for the arc seals piece is close to each other, and cooperation closing plate seals the battery case.

Preferably, the section structure of the second connecting rod is V-shaped; an air bag is arranged on the outer side of the inner decoration layer; a hollow cylinder is fixed on the side wall of the battery box, the hollow cylinder is communicated with the air bag through an air pipe, and a piston rod is arranged in the hollow cylinder; the air bag is compressed when the position of the second connecting rod is changed, and the piston rod extends out when the air bag is compressed; when the one end of No. two connecting rods moved down, the one end that No. two connecting rods kept away from protruding style of calligraphy brace table removed the compression gasbag to the battery case middle part, and the combustion gas makes the piston rod stretch out in getting into hollow section of thick bamboo through the trachea during gasbag compression, promotes interior decoration layer and battery contact when the piston rod stretches out, and fixed battery has further improved the security of battery in the battery case.

Preferably, the top of the battery box is provided with a box cover, one end of the box cover is hinged with the battery box, the other end of the box cover is clamped with the battery box, and the box cover is used for sealing the battery box; after the battery box is sealed by the sealing plate and the arc-shaped sealing block, the box cover is pushed to completely seal the battery box, so that the battery is conveniently taken and placed from the battery box, and the battery can be prevented from being damped.

The battery is placed in the battery box, the inner decoration layer wraps the battery, the convex support platform moves downwards due to the gravity of the battery, and the spring in the spring group is compressed, so that the vibration of the battery can be reduced in the working process of the plant protection unmanned aerial vehicle; when the convex support platform moves downwards, because the convex support platform is hinged with the arc-shaped special-shaped clamp spring, one end of the arc-shaped special-shaped clamp spring, which is close to the convex support platform, moves downwards, and one end of the arc-shaped special-shaped clamp spring, which is far away from the convex support platform, is close to the battery, so that the battery is clamped and fixed, the vibration of the battery in the use process of the plant protection unmanned aerial vehicle is reduced, and the use stability and safety of the battery are improved; because one end of the arc-shaped special-shaped clamp spring, which is far away from the convex support table, is arranged in a coil spring-shaped structure, the arc-shaped special-shaped clamp spring can be fully contacted with the battery, the contact area between the arc-shaped special-shaped clamp spring and the battery is increased, and the battery is effectively prevented from shaking in the battery box; when the battery is placed in the battery box, the battery contacts with the first connecting rod, so that one side of the first connecting rod close to the convex support platform is completely attached to the convex support platform, thereby supporting the battery by matching with the convex-shaped supporting platform, when the first connecting rod moves downwards, the sliding block on the first connecting rod slides in the sliding groove on the second connecting rod, one end of the second connecting rod moves downwards, so that the rigid rope fixedly connected with the second connecting rod is changed into a loose state from a tensioning state, the torsion spring connected with the rigid rope is also changed from a tensioning state to a loosening state, the closing plate moves downwards due to the reason that the torsion spring is changed to the loosening state to close the battery box, the T-shaped magnetic block in the closing plate slides towards the end part of the closing plate under the action of gravity, and the magnetism of the side where the T-shaped magnetic blocks are close to each other is opposite, thereby attracting each other, making the arc-shaped sealing blocks approach each other, and sealing the battery box by matching with the sealing plate; when one end of the second connecting rod moves downwards, the end, far away from the convex support table, of the second connecting rod moves to the middle of the battery box to compress the air bag, discharged gas enters the hollow cylinder through the air pipe when the air bag is compressed to enable the piston rod to extend out, and the piston rod pushes the inner decoration layer to be in contact with the battery when extending out to fix the battery, so that the safety of the battery in the battery box is further improved; after the battery box is sealed by the sealing plate and the arc-shaped sealing block, the box cover is pushed to completely seal the battery box, so that the battery is conveniently taken and placed from the battery box, and the battery can be prevented from being damped.

The invention has the following beneficial effects:

1. the fixing structure for the plant protection unmanned aerial vehicle battery is simple in structure, and through the matched use of the convex support table and the spring group, the shaking of the battery inside the plant protection unmanned aerial vehicle in the use process is effectively reduced, the situation that the battery explodes violently due to shaking is prevented, and the use safety of the plant protection unmanned aerial vehicle is improved.

2. The fixing structure of the plant protection unmanned aerial vehicle battery has good fixing performance on the battery, realizes a series of fixing on the battery by utilizing the gravity of the battery placed in the battery box, further reduces the shaking of the battery, simultaneously fixes the battery well, and improves the working stability of the battery.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a schematic view showing the construction of a battery case according to the present invention;

FIG. 2 is a schematic view showing the internal structure of a battery case according to the present invention;

FIG. 3 is an operational view of the inside of a battery case according to the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 2 at A;

FIG. 5 is a partial enlarged view at B in FIG. 3;

in the figure: the battery box comprises a battery box 1, a convex support platform 2, a spring group 21, an inner decoration layer 3, an arc-shaped special-shaped clamp spring 4, a first connecting rod 5, a second connecting rod 51, a sliding block 52, a sliding groove 53, a pulley 6, a rigid rope 61, a hinge joint 62, a sealing plate 63, a T-shaped magnetic block 7, an arc-shaped sealing block 71, an air bag 8, a hollow cylinder 81, an air pipe 82, a piston rod 83 and a box cover 9.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 5, the plant protection unmanned aerial vehicle battery fixing structure according to the present invention includes a battery case 1, wherein a convex support platform 2 for supporting a battery is disposed in the middle of the bottom of the battery case 1, the bottom of the convex support platform 2 is connected to the battery case 1 through a spring assembly 21, an inner decoration layer 3 is disposed inside the battery case 1, the inner decoration layer 3 is bonded to the battery case 1, the inner decoration layer 3 is made of a heat absorption and shock absorption material, and the cross-sectional structure of the inner decoration layer 3 is wavy; put into battery case 1 with the battery, interior decoration layer 3 wraps up the battery, because the gravity of battery makes type of calligraphy brace table 2 downstream, spring compression in the spring assembly 21, plant protection unmanned aerial vehicle is at the course of the work like this, can alleviate the vibrations of battery, and simultaneously, utilize interior decoration layer 3 to wrap up the battery, cooperation spring assembly 21 alleviates the vibrations of battery in the use, reduce plant protection unmanned aerial vehicle and acutely lead to the condition that the battery explodes because of vibrations in the operation process, the security of plant protection unmanned aerial vehicle in the use has been improved.

As a specific embodiment of the invention, two sides of the convex support platform 2 are hinged with arc-shaped special-shaped clamp springs 4, one side of each arc-shaped special-shaped clamp spring 4, which is close to the bottom of the battery box 1, is hinged with the battery box 1, and one end, which is far away from the convex support platform 2, of each arc-shaped special-shaped clamp spring 4 is used for fixing a battery; when the supporting table 2 with the convex shape moves downwards, the supporting table 2 with the convex shape is hinged to the arc-shaped special-shaped clamp spring 4, one end, close to the supporting table 2 with the convex shape, of the arc-shaped special-shaped clamp spring 4 can move downwards, one end, far away from the supporting table 2 with the convex shape, of the arc-shaped special-shaped clamp spring 4 can be pressed close to the battery, the battery is clamped, the vibration of the battery in the using process of the plant protection unmanned aerial vehicle is reduced, and the use stability and the use safety of the battery are improved.

As a specific embodiment of the invention, one end of the arc-shaped special-shaped clamp spring 4, which is far away from the convex support platform 2, is arranged in a coil spring-shaped structure, and the arc-shaped special-shaped clamp spring 4 arranged in a coil spring shape is used for increasing the contact area between the arc-shaped special-shaped clamp spring 4 and a battery; because the arc-shaped special-shaped clamp spring 4 is far away from the convex support platform 2, one end is arranged in a coil spring-shaped structure, so that the arc-shaped special-shaped clamp spring 4 can be fully contacted with the battery, the contact area between the arc-shaped special-shaped clamp spring 4 and the battery is increased, and the battery is effectively prevented from shaking in the battery box 1.

As a specific embodiment of the invention, the inner side of the arc-shaped special-shaped clamp spring 4 is hinged with a first connecting rod 5, the first connecting rod 5 is used for supporting a battery in a matching way with the convex support platform 2, one end of the first connecting rod 5, which is far away from the arc-shaped special-shaped clamp spring 4, is provided with a second connecting rod 51, the first connecting rod 5 is provided with a sliding block 52, the second connecting rod 51 is provided with a sliding groove 53, the sliding block 52 moves in the sliding groove 53, and one end of the second connecting rod 51, which is far away from the first connecting rod 5; the inner wall of the battery box 1 is provided with a pulley 6, and a rigid rope 61 is wound on the pulley 6; the top of the battery box 1 is connected with two closing plates 63 through a hinge joint 62, the hinge joint 62 is sleeved with a torsion spring, and the torsion spring and the rigid rope 61 are in a tensioning state when no battery is placed in the battery box 1; one end of the rigid rope 61 is hinged with the second connecting rod 51, the other end of the rigid rope 61 is connected with the torsion spring, when a battery is placed in the battery box 1, the first connecting rod 5 moves downwards to enable the second connecting rod 51 to move towards the middle of the battery box 1, and when the position of the second connecting rod 51 moves, the rigid rope 61 is changed from tensioning to loosening; the sealing plate 63 is of a hollow structure, a T-shaped magnetic block 7 is placed in the sealing plate 63, the T-shaped magnetic block 7 is connected with the sealing plate 63 in a sliding mode, the T-shaped magnetic blocks 7 are arranged in the adjacent sealing plate 63 in a reverse mode, the magnetism of the adjacent sides of the T-shaped magnetic blocks 7 is opposite, the T-shaped magnetic blocks 7 are located on the outer portion of the sealing plate 63 and fixedly connected with arc-shaped sealing blocks 71, and when the sealing plate 63 moves downwards, the T-shaped magnetic blocks 7 are close to each other; when a battery is placed in the battery box 1, the battery contacts with the first connecting rod 5, so that one side of the first connecting rod 5 close to the convex support platform 2 is completely attached to the convex support platform 2, the battery is supported by matching with the convex support platform 2, when the first connecting rod 5 moves downwards, the sliding block 52 on the first connecting rod 5 slides in the sliding groove 53 on the second connecting rod 51, one end of the second connecting rod 51 moves downwards, the rigid rope 61 fixedly connected with the second connecting rod 51 changes from a tensioning state to a loosening state, the torsion spring connected with the rigid rope 61 also changes from the tensioning state to the loosening state, the closing plate 63 moves downwards due to the reason that the torsion spring changes into the loosening state to close the battery box 1, the T-shaped magnetic blocks 7 in the closing plate 63 slide towards the end part of the closing plate 63 due to the action of gravity, and the mutual side magnetism of the T-shaped magnetic blocks 7 is opposite, thereby attracting each other so that the arc-shaped closing blocks 71 approach each other to cooperate with the closing plate 63 to close the battery case 1.

As a specific embodiment of the present invention, the cross-sectional structure of the second connecting rod 51 is V-shaped; an air bag 8 is arranged on the outer side of the inner decoration layer 3; a hollow cylinder 81 is fixed on the side wall of the battery box 1, the hollow cylinder 81 is communicated with the air bag 8 through an air pipe 82, and a piston rod 83 is arranged in the hollow cylinder 81; when the position of the second connecting rod 51 is changed, the air bag 8 is compressed, and when the air bag 8 is compressed, the piston rod 83 extends out; when the one end of No. two connecting rods 51 moves down, No. two connecting rods 51 keep away from the one end of protruding style of calligraphy brace table 2 and move compression gasbag 8 to battery case 1 middle part, and the combustion gas makes the piston rod 83 stretch out in getting into hollow section of thick bamboo 81 through trachea 82 during gasbag 8 compression, promotes interior decorative layer 3 and battery contact when piston rod 83 stretches out, and the fixed battery has further improved the security of battery in battery case 1.

As a specific embodiment of the invention, a box cover 9 is arranged at the top of the battery box 1, one end of the box cover 9 is hinged with the battery box 1, the other end of the box cover 9 is clamped with the battery box 1, and the box cover 9 is used for sealing the battery box 1; after the battery box 1 is sealed by the sealing plate 63 and the arc-shaped sealing block 71, the box cover 9 is pushed to completely seal the battery box 1, so that the battery is conveniently taken and placed from the battery box 1, and the battery is prevented from being damped.

When the plant protection unmanned aerial vehicle is used, the battery is placed in the battery box 1, the inner decoration layer 3 wraps the battery, the convex support platform 2 moves downwards due to the gravity of the battery, and the spring in the spring group 21 is compressed, so that the vibration of the battery can be reduced in the working process of the plant protection unmanned aerial vehicle, meanwhile, the battery is wrapped by the inner decoration layer 3, the vibration of the battery in the using process is reduced by matching with the spring group 21, the condition that the battery explodes due to severe vibration in the operation process of the plant protection unmanned aerial vehicle is reduced, and the safety of the plant protection unmanned aerial vehicle in the using process is improved; when the convex support platform 2 moves downwards, because the convex support platform 2 is hinged with the arc-shaped special-shaped clamp spring 4, one end, close to the convex support platform 2, of the arc-shaped special-shaped clamp spring 4 moves downwards, and one end, far away from the convex support platform 2, of the arc-shaped special-shaped clamp spring 4 is close to the battery, so that the battery is clamped and fixed, the vibration of the battery in the use process of the plant protection unmanned aerial vehicle is reduced, and the use stability and safety of the battery are improved; because the end of the arc-shaped special-shaped clamp spring 4, which is far away from the convex support platform 2, is arranged in a coil spring-shaped structure, the arc-shaped special-shaped clamp spring 4 can be fully contacted with the battery, the contact area between the arc-shaped special-shaped clamp spring 4 and the battery is increased, and the battery is effectively prevented from shaking in the battery box 1; when a battery is placed in the battery box 1, the battery contacts with the first connecting rod 5, so that one side of the first connecting rod 5 close to the convex support platform 2 is completely attached to the convex support platform 2, the battery is supported by matching with the convex support platform 2, when the first connecting rod 5 moves downwards, the sliding block 52 on the first connecting rod 5 slides in the sliding groove 53 on the second connecting rod 51, one end of the second connecting rod 51 moves downwards, the rigid rope 61 fixedly connected with the second connecting rod 51 changes from a tensioning state to a loosening state, the torsion spring connected with the rigid rope 61 also changes from the tensioning state to the loosening state, the closing plate 63 moves downwards due to the reason that the torsion spring changes into the loosening state to close the battery box 1, the T-shaped magnetic blocks 7 in the closing plate 63 slide towards the end part of the closing plate 63 due to the action of gravity, and the mutual side magnetism of the T-shaped magnetic blocks 7 is opposite, thereby attracting each other, so that the arc-shaped closing blocks 71 approach each other, and the battery case 1 is closed by the closing plate 63; when one end of the second connecting rod 51 moves downwards, one end of the second connecting rod 51, which is far away from the convex support platform 2, moves to the middle of the battery box 1 to compress the air bag 8, discharged gas enters the hollow cylinder 81 through the air pipe 82 when the air bag 8 is compressed, so that the piston rod 83 extends out, and when the piston rod 83 extends out, the inner decoration layer 3 is pushed to be in contact with the battery, so that the battery is fixed, and the safety of the battery in the battery box 1 is further improved; after the battery box 1 is sealed by the sealing plate 63 and the arc-shaped sealing block 71, the box cover 9 is pushed to completely seal the battery box 1, so that the battery is conveniently taken and placed from the battery box 1, and the battery is prevented from being damped.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.