A droplet drift experimental device
By designing a droplet drift experimental device and utilizing spatial movement and image acquisition components, droplet deposition and drift under different nozzle types and positions are detected, solving the problem of insufficient detection equipment in existing technologies and achieving accurate evaluation of spraying effects.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- XINJIANG UYGUR AUTONOMOUS REGION INST OF MEASUREMENT & TESTING
- Filing Date
- 2025-07-25
- Publication Date
- 2026-05-26
Smart Images
Figure CN224286623U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the technical field of droplet detection experimental equipment, and in particular to a droplet drift experimental device. Background Technology
[0002] In recent years, my country's low-altitude economy has risen rapidly, and drones, as an important part of it, have developed rapidly. In particular, agricultural drones have better spraying efficiency and effect, and have greatly improved agricultural production efficiency and resource utilization by accurately spraying pesticides and monitoring crop growth.
[0003] However, for agricultural drones, different nozzle types have a significant impact on the spraying effect. There is a lack of testing equipment on the market for different nozzles, and there is a lack of suitable testing equipment for the droplet morphology and distribution of different nozzles. Furthermore, it is also difficult to detect the impact of changes in the spatial position of the nozzle on the spraying effect. Utility Model Content
[0004] In view of this, the present invention provides a droplet drift test device, the main purpose of which is to provide a droplet drift test device that can detect the drift state of droplets ejected from a nozzle.
[0005] To achieve the above objectives, this utility model mainly provides the following technical solutions:
[0006] This utility model embodiment provides a fog droplet drift experimental device, which includes:
[0007] The experimental component includes a housing, a spatial movement component, a nozzle component, and a micro-pressure component. The spatial movement component is located at the upper part of the housing. One end of the nozzle component is connected to the spatial movement component, and the other end extends into the housing. The micro-pressure component is located at the lower part of the housing and is used to observe the distribution of falling droplets.
[0008] An image acquisition component is disposed on the side of the housing and is used to acquire data information of the droplets ejected by the nozzle component.
[0009] Furthermore, the spatial moving component includes a first motor, a second motor, a guide rail, a first slider, and a second slider. The guide rail is installed on the upper part of the housing. The first motor is disposed at one end of the guide rail. The first slider is installed on the guide rail. The output end of the first motor is connected to the first slider. The second motor is installed on the first slider. The second slider passes through the first slider. The output end of the second motor is connected to the second slider.
[0010] Furthermore, the spatial movement component also includes a fine-tuning component, which includes a third motor, a fourth motor, a fifth motor, a third rotating block, a fourth rotating block, and a fifth rotating block. The third motor is mounted on one end of the second slider, and its output end is connected to the third rotating block. The fourth motor is mounted on the third rotating block, and its output end is connected to the fourth rotating block. The fifth motor is mounted on the fourth rotating block, and its output end is connected to the fifth rotating block. The nozzle component is mounted on the fifth rotating block.
[0011] Furthermore, the micro-pressure component includes a lifting component, a support plate, and multiple micro-pressure sensors. The support plate is mounted on the upper part of the lifting component, and the multiple micro-pressure sensors are evenly arranged on the upper part of the support plate.
[0012] Furthermore, the housing includes a bracket, a transparent plate, a fixing plate, and an air supply plate. The transparent plate is disposed at the front of the bracket near the image acquisition component. The fixing plate is disposed at the upper, side, and rear of the bracket. The air supply plate is connected to the side of the bracket.
[0013] Furthermore, an air supply system, connected to the air supply plate, is used to blow airflow into the housing.
[0014] Furthermore, the image acquisition component includes a high-speed camera and a support component, with the high-speed camera mounted on the upper part of the support component.
[0015] This utility model proposes a droplet drift experimental device. The experimental components are used to detect droplet deposition effects. The experimental components include a housing, a spatial movement component, a nozzle component, and a micro-pressure component. The spatial movement component is located at the top of the housing. One end of the nozzle component is connected to the spatial movement component, and the other end extends into the housing. The micro-pressure component is located at the bottom of the housing and is used to observe the distribution of falling droplets. An image acquisition component is located on the side of the housing and is used to collect droplet deposition and drift data under different conditions. Compared to existing technologies, for agricultural drones, different nozzle types have a significant impact on spraying effects, and there is a lack of devices on the market that can handle different types of nozzles. The current testing equipment for nozzles lacks suitable testing equipment for the droplet morphology and distribution of different nozzles. Furthermore, it is difficult to detect the impact of changes in the spatial position of the nozzle on the spraying effect. In this technical solution, a spatial movement component is installed at the top of the housing, allowing the nozzle components to adjust to different positions and angles as needed. The nozzle components spray droplets, which fall onto a micro-pressure component under gravity. The micro-pressure component judges and detects the droplet deposition effect and droplet drift. Simultaneously, it can also detect the uniformity of pesticide application by the nozzle components. An image acquisition component is located at one end of the housing, enabling the assessment of droplet deposition and drift effects under different operating conditions through image acquisition. This achieves the technical effect of conveniently acquiring various parameter data of different nozzle components and droplets under different operating conditions. Attached Figure Description
[0016] Figure 1 A three-dimensional structural diagram of a droplet drift experimental device provided in an embodiment of this utility model;
[0017] Figure 2 A schematic diagram of the structure of a droplet drift experimental device in use, provided for an embodiment of this utility model;
[0018] Figure 3 A schematic diagram of the structure of a space movement component provided in an embodiment of this utility model;
[0019] Figure 4 This is a schematic diagram of the working state structure of a spatial moving component provided in an embodiment of the present utility model. Detailed Implementation
[0020] The present invention will now be described in further detail with reference to the accompanying drawings and embodiments.
[0021] like Figures 1 to 4 As shown, this embodiment of the present invention provides a fog droplet drift experimental device, which includes:
[0022] The experimental component includes a housing 11, a spatial moving component, a nozzle component 13, and a micro-pressure component. The spatial moving component is located on the upper part of the housing 11. One end of the nozzle component 13 is connected to the spatial moving component, and the other end extends into the housing 11. The micro-pressure component is located on the lower part of the housing 11 and is used to observe the distribution of falling droplets.
[0023] Image acquisition component 2 is disposed on the side of the housing 11 and is used to acquire data information of the droplets sprayed by the nozzle component 13.
[0024] This utility model proposes a droplet drift experimental device. The experimental components are used to detect the droplet deposition effect. The experimental components include a housing 11, a spatial moving component, a nozzle component 13, and a micro-pressure component. The spatial moving component is located on the upper part of the housing 11. One end of the nozzle component 13 is connected to the spatial moving component, and the other end extends into the housing 11. The micro-pressure component is located on the lower part of the housing 11 and is used to observe the distribution of droplet fall. The image acquisition component 2 is located on the side of the housing 11 and is used to collect droplet data information sprayed by the nozzle component 13 under different conditions to observe the droplet deposition effect and droplet drift. Compared with the prior art, for agricultural drones, different nozzle types have a significant impact on the spraying effect, and there is a lack of products on the market that can detect droplet deposition effects and drift. Currently, there is a lack of suitable testing equipment for different nozzles to detect the morphology and distribution of droplets sprayed by different nozzles. Furthermore, it is difficult to detect the impact of changes in the spatial position of the nozzle on the spraying effect. In this technical solution, a spatial movement component is installed at the top of the housing 11, allowing the nozzle component 13 to be adjusted to different positions and angles as needed. The nozzle component 13 sprays droplets, which fall onto a micro-pressure component under gravity. The micro-pressure component judges and detects the droplet deposition effect and droplet drift. Simultaneously, it can also detect the uniformity of pesticide application by the nozzle component 13. An image acquisition component 2 is located at one end of the housing 11, enabling the judgment of droplet deposition and drift effects under different operating conditions through image acquisition. This achieves the technical effect of conveniently acquiring various parameter data of different nozzle components 13 and droplets under different operating conditions.
[0025] The aforementioned experimental components are used to detect the droplet deposition effect. These components include a housing 11, a spatial moving component, a nozzle component 13, and a micro-pressure component. The spatial moving component is located on the upper part of the housing 11. One end of the nozzle component 13 is connected to the spatial moving component, and the other end extends into the housing 11. The micro-pressure component is located on the lower part of the housing 11 and is used to observe the distribution of droplet fall. The spatial moving component is installed on the upper part of the housing 11, and the nozzle component 13 is installed at one end of the spatial moving component. The spatial moving component can adjust the position and angle of the nozzle component 13, allowing it to spray droplets from different positions and angles. The micro-pressure component is located on the lower part of the housing 11 and can receive droplets falling due to gravity, thereby determining the droplet deposition effect, droplet drift, and uniformity of application. The image acquisition component 2 is located on the side of the housing 11 and is used to acquire images of the droplet deposition effect and droplet drift under different conditions. The image acquisition component 2 is used to photograph and collect data on the cone angle of the droplets ejected from the nozzle component 13. The image acquisition component 2 includes a high-speed camera 21 and a support component 22. The high-speed camera 21 is mounted on the upper part of the support component 22, which supports the high-speed camera 21 and allows adjustment of its height. In this technical solution, a spatial movement component is provided on the upper part of the housing 11, allowing the nozzle component 13 to be adjusted to different positions and angles as needed. The nozzle component 13 ejects droplets, which fall onto a micro-pressure component under gravity. The micro-pressure component judges and detects the droplet deposition effect and droplet drift, and also detects the uniformity of pesticide application of the nozzle component 13. The image acquisition component 2 is located at one end of the housing 11 and can judge the droplet deposition effect and droplet drift effect under different working conditions through image acquisition, thereby achieving the technical effect of conveniently acquiring various parameter data of different nozzle components 13 and droplets under different working conditions.
[0026] Furthermore, the spatial movement component includes a first motor 121, a second motor 122, a guide rail 123, a first slider 124, and a second slider 125. The guide rail 123 is installed on the upper part of the housing 11. The first motor 121 is disposed at one end of the guide rail 123. The first slider 124 is installed on the guide rail 123. The output end of the first motor 121 is connected to the first slider 124. The second motor 122 is installed on the first slider 124. The second slider 125 passes through the first slider 124. The output end of the second motor 122 is connected to the second slider 125.In this embodiment, the spatial movement component is further defined. The guide rail 123 is mounted on the upper part of the housing 11. The output end of the first motor 121 drives the first slider 124 to move on the guide rail 123 via a belt or chain; any mechanism sufficient to move the first slider 124 on the guide rail 123 is acceptable. The second motor 122 is mounted on the side of the first slider 124, and its output end is connected to the second slider 125. The second slider 125 is longitudinally positioned on the first slider 124. The second motor 122 can drive the second slider 125 to move up and down. For example, a rack can be installed inside the second slider 125. A gear is installed at the output end of component 2. The second motor 122 drives the gear to rotate, causing the second slider 125 to move up and down, thereby achieving the technical effect of driving the nozzle component 13 to move laterally and longitudinally. Optionally, the spatial movement component also includes a fine-tuning component, which includes a third motor 131, a fourth motor 132, a fifth motor 133, a third rotating block 134, a fourth rotating block 135, and a fifth rotating block 136. The third motor 131 is installed at one end of the second slider 125, and the output end of the third motor 131 is connected to the third rotating block 134. The fourth motor 132 is installed at... On the third rotating block 134, the output end of the fourth motor 132 is connected to the fourth rotating block 135, the fifth motor 133 is mounted on the fourth rotating block 135, the output end of the fifth motor 133 is connected to the fifth rotating block 136, the nozzle component 13 is mounted on the fifth rotating block 136, the third motor 131 is mounted on the lower part of the second slider 125, the output end of the third motor 131 is set downward, the output end of the third motor 131 is connected to the third rotating block 134, and can drive the third rotating block 134 to rotate around the axis of the output end of the third motor 131, the fourth motor 1... 32 is installed on the side of the third rotating block 134, the fourth rotating block 135 is installed on the output end of the fourth motor 132, the fourth motor 132 can drive the fourth rotating block 135 to rotate around the axis of the output end of the fourth motor 132, the fifth motor 133 is installed on the side of the fourth rotating block 135, the fifth rotating block 136 is connected to the output end of the fifth motor 133, and the nozzle component 13 is installed on the side of the fifth rotating block 136, so that the spatial moving component has a five-axis linkage structure, which can adjust the position and angle of the nozzle component 13 as needed, thereby achieving the technical effect of conveniently adjusting the position and angle of the nozzle component 13.
[0027] Furthermore, the micro-pressure component includes a lifting component 141, a support plate 142, and multiple micro-pressure sensors 143. The support plate 142 is mounted on the upper part of the lifting component 141, and the multiple micro-pressure sensors 143 are evenly arranged on the upper part of the support plate 142. In this embodiment, the micro-pressure component is further defined. The function of the lifting component 141 is to adjust the height of the support plate 142. The lifting component 141 can be an existing hydraulic cylinder. The support plate 142 is horizontally set, and there are multiple lifting components 141. The multiple lifting components 141 are set at the bottom of the support plate 142 and can simultaneously raise or lower the support plate 142. The multiple micro-pressure sensors 143 are evenly distributed on the support plate 142 and cover the surface of the support plate 142. When the nozzle component 13 sprays droplets, the droplets fall downwards onto the micro-pressure sensors 143 under the action of gravity, so that the micro-pressure sensors 143 can collect the distribution of droplets. Furthermore, by adjusting the lifting component 141, the micro-pressure sensors 143 can detect the distribution of droplets at different spatial positions.
[0028] Furthermore, the housing 11 includes a bracket 111, a transparent plate 112, a fixing plate 113, and an air supply plate 114. The transparent plate 112 is disposed on the front of the bracket 111 near the image acquisition component 2. The fixing plate 113 is disposed on the upper, side, and rear of the bracket 111. The air supply plate 114 is connected to the side of the bracket 111. In this embodiment, the housing 11 is further defined, the support 111 is set on the ground, the transparent plate 112 is installed at the front of the support 111, the image acquisition component 2 can capture the distribution of the droplets through the transparent plate 112, the fixing plates 113 are respectively installed at the top, side and rear of the support 111, so that the housing 11 forms a closed housing 11, the air supply plate 114 is installed on the side of the support 111, and the air supply plate is provided with air supply holes. Specifically, an air supply system is added. The air supply system is connected to the air supply plate 114 and blows air into the housing 11 through the air supply holes. The air supply system adopts a wind tunnel device. The wind tunnel device can blow out air to simulate different wind directions and wind speeds in the real environment, thereby achieving the technical effect of improving the accuracy of detection.
[0029] The above description is merely a specific embodiment of this utility model, but the protection scope of this utility model is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in this utility model should be included within the protection scope of this utility model. Therefore, the protection scope of this utility model should be determined by the protection scope of the claims.
Claims
1. A droplet drift experiment apparatus, characterized by, include: The experimental component includes a housing, a spatial movement component, a nozzle component, and a micro-pressure component. The spatial movement component is located at the upper part of the housing. One end of the nozzle component is connected to the spatial movement component, and the other end extends into the housing. The micro-pressure component is located at the lower part of the housing and is used to observe the distribution of falling droplets. An image acquisition component is disposed on the side of the housing and is used to acquire data information of the droplets ejected by the nozzle component.
2. The droplet drift experimental apparatus according to claim 1, characterized in that, The spatial moving component includes a first motor, a second motor, a guide rail, a first slider, and a second slider. The guide rail is installed on the upper part of the housing. The first motor is located at one end of the guide rail. The first slider is installed on the guide rail. The output end of the first motor is connected to the first slider. The second motor is installed on the first slider. The second slider passes through the first slider. The output end of the second motor is connected to the second slider.
3. The droplet drift experimental apparatus according to claim 2, characterized in that, The spatial movement component further includes a fine-tuning component, which includes a third motor, a fourth motor, a fifth motor, a third rotating block, a fourth rotating block, and a fifth rotating block. The third motor is mounted on one end of the second slider, and its output end is connected to the third rotating block. The fourth motor is mounted on the third rotating block, and its output end is connected to the fourth rotating block. The fifth motor is mounted on the fourth rotating block, and its output end is connected to the fifth rotating block. The nozzle component is mounted on the fifth rotating block.
4. A droplet drift experimental apparatus according to any one of claims 1 to 3, characterized in that, The micro-pressure component includes a lifting component, a support plate, and multiple micro-pressure sensors. The support plate is mounted on the upper part of the lifting component, and the multiple micro-pressure sensors are evenly arranged on the upper part of the support plate.
5. A droplet drift experimental apparatus according to any one of claims 1 to 3, characterized in that, The housing includes a bracket, a transparent plate, a fixing plate, and an air supply plate. The transparent plate is located at the front of the bracket near the image acquisition component. The fixing plate is located at the top, side, and rear of the bracket. The air supply plate is connected to the side of the bracket.
6. The droplet drift experiment apparatus of claim 5, wherein Also includes: An air supply system, connected to the air supply plate, is used to blow airflow into the housing.
7. A droplet drift experimental apparatus according to any one of claims 1 to 3, characterized in that, The image acquisition component includes a high-speed camera and a support component, with the high-speed camera mounted on the upper part of the support component.