Active water supersonic atomization dust fall test device
By designing the activated water supersonic atomization dust reduction test device, the atomization scenarios of different types of active water and multiple combined nozzles are simulated, and the problem that existing equipment cannot detect the spraying conditions and the impact of active water is achieved, and high efficiency is achieved Spray dust reduction effect.
Patent Information
- Application Number
- CN202421043333.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-14
- Publication Date
- 2025-02-18
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
Existing spray dust reduction testing equipment cannot detect the spray conditions of multiple nozzles and the impact of active water on spray dust reduction effect.
Design an active water supersonic atomization dust reduction test device, including an active water rationing device, a spray device, a test device and a data monitoring and control device, which can simulate the mist flow shape, spray pressure, mist flow diffusion angle of different types of active water and Atomization scenario of multiple combined nozzles.
The detection of the atomization characteristics of different types of active water and multiple combined nozzles is achieved, and the spray parameters are optimized to achieve efficient spray dust reduction effect, reduce dust concentration, and improve the working environment.
Smart Images
Figure CN222505781U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of atomization dust reduction simulation test devices, and more specifically to an active water supersonic atomization dust reduction test device. Background Art
[0002] In agriculture, energy, safety and environmental engineering, the research on nozzle atomization characteristics and spray dust reduction is of great significance. The atomization characteristics of the nozzle directly determine the dust reduction effect, and the droplet velocity, spray height, spray flow, mist flow shape, mist flow diffusion angle and other factors directly determine the atomization characteristics of the nozzle. Therefore, the atomization characteristics of multiple combined nozzles at different spatial positions have gradually become the focus of today's spray dust reduction. In addition, a variety of surfactants have been proven to have a significant effect on dust prevention and control.
[0003] Most of the current spray dust reduction test equipment is used to study the atomization characteristics of a single nozzle at a fixed position and a combination of nozzles in different spatial layouts, but it fails to study the influence of different types of active water on the atomization characteristics of spray dust reduction. Therefore, it is urgent to improve the existing spray dust reduction test equipment. Summary of the invention
[0004] In view of the problems of the prior art, the technical problem to be solved by the utility model is that the test equipment of the existing spray dust suppression device is unable to detect the spray conditions of multiple nozzles in actual applications, and is unable to explore the dust suppression effect of active water spray. To this end, the utility model proposes an active water supersonic atomization dust suppression test device to simulate the mist flow shape, spray pressure, mist flow diffusion angle of different types of active water and the atomization scenarios of multiple combined nozzles under different spatial position conditions, and obtain the atomization characteristics of multiple nozzles under various combinations of different types of active water.
[0005] In view of the above technical problems, the utility model provides the following technical solutions:
[0006] An active water supersonic atomization dust reduction test device comprises an active water proportioning device, a spray device, a test device and a data monitoring and control device for measuring input water flow and gas pressure and controlling the spray device and the test device, wherein:
[0007] The active water proportioning device comprises a stop valve, a magnetic stirrer and a water tank, and a liquid storage tank for storing a surfactant, the outlet end of the liquid storage tank is connected to the magnetic stirrer through a liquid outlet pipeline, and a stop valve for controlling the amount of the surfactant is arranged on the connecting pipeline between the liquid storage tank and the magnetic stirrer;
[0008] The spray device includes a variable frequency water pump, an air compression pump, a pressure transmitter 1, a pressure transmitter 2, a nozzle installation box and a nozzle, wherein the input end of the variable frequency water pump for water supply is connected to the water outlet of the water tank through a water pipeline, the output end of the variable frequency water pump is connected to the input end of the pressure transmitter 1 through a water pipeline, the output end of the pressure transmitter is connected to a plurality of water branches arranged through the water pipeline, and the end of each water branch is connected to the water inlet of the nozzle installation box; the output end of the air compression pump for providing an air source by storing air is connected to the input end of the pressure transmitter 2 for detecting the input air pressure, the output end of the pressure transmitter 2 is arranged to a plurality of air branches through an air circulation pipeline, and the end of each air branch is connected to the air inlet of the nozzle installation box;
[0009] The testing device comprises a signal transmitter, a signal receiver and a control console for detecting the spray effect, wherein the signal input end of the control console is connected to the signal receiver, and the signal output end of the control console is connected to the signal transmitter;
[0010] The first signal output end of the data monitoring and control device is connected to pressure transmitter 1 for measuring input pressure, and the second signal input end is connected to pressure transmitter 2 for measuring input pressure; the first signal output end of the data monitoring and control device is connected to the control end of the variable frequency water pump, and the second signal output end of the data monitoring and control device is connected to the control end of the air compression pump.
[0011] Furthermore, the nozzle installation box is provided with a plurality of nozzle fixing points, the nozzles are installed at the nozzle fixing points, each nozzle is provided with a manual switch, and the nozzle fixing points are provided with a water inlet channel and an air inlet channel.
[0012] Furthermore, the control water pressure range of the variable frequency water pump is 0-1MPa, and the air pressure adjustment range of the air compression pump is 0-0.5MPa.
[0013] Furthermore, the testing device is provided with a first platform for placing the signal transmitter and a second platform for placing the signal receiver.
[0014] Furthermore, the first platform and the second platform have the same height.
[0015] Furthermore, the signal transmitter includes a laser transmitter, and the signal receiver includes a laser receiver and a spray laser particle size analyzer.
[0016] The technical solution of the utility model has the following technical effects compared with the prior art:
[0017] The utility model prepares different types of active water sources through an active water proportioning device, and then controls the water pressure and air pressure entering the nozzle through a water pump in a spray device, a variable frequency water pump, an air compression pump and a plurality of nozzles connected to a data monitoring and control device. Each nozzle manually changes its position and angle, so as to simulate the mist flow shape, spray pressure, mist flow diffusion angle of different types of active water and the atomization scenes of a plurality of combined nozzles under different spatial position conditions. Finally, by setting the laser transmitter and receiver detection signal on both sides of the spray device to detect the degree of absorption by the mist, the detection result of the mist can be obtained, so as to obtain the atomization characteristic law of the plurality of nozzles under various combinations of different types of active water. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0019] Figure 2 It is a structural schematic diagram of the spray device of the utility model;
[0020] Figure 3 It is a structural schematic diagram of the data monitoring control device in the utility model.
[0021] In the figure: 1. Liquid storage tank, 2. Stop valve, 3. Magnetic stirrer, 4. Water tank, 5. Frequency conversion water pump, 6. Pressure transmitter 1, 7. Nozzle installation box, 8. Nozzle, 9. Air compression pump, 10. Pressure transmitter 2, 11. Computer, 12. Signal transmitter, 13. Signal receiver, 14. Spray laser particle size analyzer, 15. Control console. DETAILED DESCRIPTION
[0022] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.
[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0025] In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
[0026] like Figures 1 to 3 As shown, an active water supersonic atomization dust reduction test device includes an active water proportioning device, a spray device, a data monitoring and control device, and a testing device; the active water proportioning device includes a stop valve 2, a magnetic stirrer 3 and a water tank 4, and a liquid storage tank 1 for storing a surfactant, the outlet end of the liquid storage tank 1 is connected to the magnetic stirrer 3 through a liquid outlet pipeline, and a stop valve 2 for controlling the amount of the surfactant is arranged on the liquid outlet pipeline connecting the liquid storage tank 1 and the magnetic stirrer 3, so as to achieve precise control of the amount of the surfactant to adjust the active water concentration, put the surfactant in the magnetic stirrer 3 into the water tank 4 to prepare active water, add a small amount of water in the magnetic stirrer 3, and use the stirring function to allow the viscous surfactant to be poured into the water tank 4.
[0027] The spray device includes a variable frequency water pump 5, an air compression pump 9, a pressure transmitter 16, a pressure transmitter 210, a nozzle installation box 7 and a nozzle, wherein the input end of the variable frequency water pump 5 for water supply is connected to the water outlet of the water tank 4 through a water pipeline to provide a water source for the spray device, the output end of the variable frequency water pump 5 is connected to the input end of the pressure transmitter 16 through a water pipeline, the pressure transmitter 16 measures the input water flow pressure, the output end of the pressure transmitter 16 is connected to a plurality of water branches set through the water pipeline, and the water inlet of the nozzle installation box 7 is connected at the end of each water branch; the air source is provided by storing air The output end of the air compression pump 9 is connected to the input end of the pressure transmitter 10 for detecting the input air pressure. The output end of the pressure transmitter 10 is provided with a plurality of air path branches through the air path pipeline, and the end of each air path branch is connected to the air inlet of the nozzle installation box 7. Through this structural setting, the laying of water and air path pipelines can be simplified. The nozzle installation box 7 is provided with a plurality of nozzle fixing points, and the nozzle 8 is installed at the nozzle fixing point. Each nozzle is provided with a manual switch to control the water inlet channel and the air inlet channel of the nozzle fixing point, so that the water and air flow in the channel are ejected through the connected nozzle.
[0028] The testing device includes a signal transmitter 12 for detecting the spray effect, a signal receiver 13 and a console 15. The signal input end of the console is connected to the signal receiver 13, and the signal output end of the console 15 is connected to the signal transmitter 12. The console 15 completes the spray experiment data processing and collection through the signal transmitter 12 and the signal receiver 13. The test device is provided with a first platform for placing the signal transmitter 12 and a second platform for placing the signal receiver 13. The first platform and the second platform have the same height, and the first platform and the second platform are set as adjustable height legs. The heights of the two platforms are adjusted according to the actual detection requirements to keep the heights of the two platforms consistent. The heights of the signal transmitter 12 and the signal receiver 13 are adjusted to avoid deviations in the alignment angles of the signal transmitter 12 and the signal receiver 13 due to vibration of the transmission mechanism during the test. The alignment angles of the signal transmitter 12 and the signal receiver 13 are adjusted using the two platforms. An angle adjustment disk is set on the platform, and the signal transmitter 12 and the signal receiver 13 are both placed on the angle adjustment disk. The alignment of the signal transmitter 12 and the signal receiver 13 can be adjusted by adjusting the pitch angle, horizontal angle, etc. of the signal transmitter 12 and the signal receiver 13. The signal transmitter includes a laser transmitter, and the signal receiver includes a laser receiver and a spray laser particle size analyzer 14. The detection result of the mist includes the droplet particle size of the mist. In this embodiment, the spray laser particle size analyzer 14 is a Winner 313 split spray laser particle size analyzer. The laser particle size analysis method is applied to the analysis of the mist particle size to obtain more accurate analysis results.
[0029] The first signal output end of the data monitoring and control device is connected to a pressure transmitter 6 for measuring the input pressure, and the second signal input end is connected to a pressure transmitter 10 for measuring the input pressure; the first signal output end of the data monitoring and control device is connected to the control end of the variable frequency water pump 5, and the second signal output end of the data monitoring and control device is connected to the control end of the air compression pump 9. The data monitoring and control device can measure the input water flow and gas pressure and control the variable frequency water pump 5, the air compression pump 9, and the nozzle installation box 7; the control water pressure range of the variable frequency water pump 5 is 0-1MPa, and the air pressure adjustment range of the air compression pump 9 is 0-0.5MPa.
[0030] During the test, the water pressure, air pressure and mist particle size are placed in a coordinate space, which makes it easier to determine the relationship between different active water atomization effects and water pressure and air pressure.
[0031] The above scheme provided by the utility model simulates the mist flow shape, nozzle diameter, spray pressure, mist flow diffusion angle, and the change law of droplet particle size, droplet velocity and atomization concentration of multiple combined nozzles under the conditions of different types of active water, and optimizes the spray parameters according to the test conclusions to achieve the effect of efficient spray dust reduction, greatly reduce dust concentration and improve the working environment.
Claims
1. An active water supersonic atomization dust reduction test device, characterized in that: It includes an active water proportioning device, a spray device, a testing device and a data monitoring and control device for measuring the input water flow and gas pressure and controlling the spray device and the testing device, wherein: The active water proportioning device comprises a stop valve (2), a magnetic stirrer (3) and a water tank (4), and a liquid storage tank (1) for storing a surfactant, the outlet end of the liquid storage tank (1) is connected to the magnetic stirrer (3) via a liquid outlet pipeline, and a stop valve (2) for controlling the amount of surfactant is arranged on the connecting pipeline between the liquid storage tank (1) and the magnetic stirrer (3); The spray device comprises a variable frequency water pump (5), an air compression pump (9), a pressure transmitter 1 (6), a pressure transmitter 2 (10), a nozzle installation box (7) and a nozzle (8), wherein the input end of the variable frequency water pump (5) for water supply is connected to the water outlet of the water tank (4) through a water pipeline, the output end of the variable frequency water pump (5) is connected to the input end of the pressure transmitter 1 (6) through a water pipeline, the output end of the pressure transmitter (6) is connected to a plurality of water branch paths arranged through the water pipeline, and the end of each water branch path is connected to the water inlet of the nozzle installation box (7); the output end of the air compression pump (9) for providing an air source by storing air is connected to the input end of the pressure transmitter 2 (10) for detecting input air pressure, the output end of the pressure transmitter 2 (10) is arranged to have a plurality of air branch paths through an air circulation pipeline, and the end of each air branch path is connected to the air inlet of the nozzle installation box (7); The testing device comprises a signal transmitter (12) for detecting the spray effect, a signal receiver (13) and a control console (15), wherein the signal input end of the control console is connected to the signal receiver (13), and the signal output end of the control console (15) is connected to the signal transmitter (12); The first signal output end of the data monitoring and control device is connected to a pressure transmitter 1 (6) for measuring input pressure, and the second signal input end is connected to a pressure transmitter 2 (10) for measuring input pressure; the first signal output end of the data monitoring and control device is connected to a control end of a variable frequency water pump (5), and the second signal output end of the data monitoring and control device is connected to a control end of an air compression pump (9).
2. The active water supersonic atomization dust reduction test device according to claim 1, characterized in that: The nozzle installation box (7) is provided with a plurality of nozzle fixing points, the nozzles (8) are installed at the nozzle fixing points, each nozzle is provided with a manual switch, and the nozzle fixing points are provided with a water inlet channel and an air inlet channel.
3. The active water supersonic atomization dust reduction test device according to claim 1, characterized in that: The control water pressure range of the variable frequency water pump (5) is 0-1 MPa, and the air pressure adjustment range of the air compression pump (9) is 0-0.5 MPa.
4. The active water supersonic atomization dust reduction test device according to claim 1, characterized in that: The testing device is provided with a first platform for placing a signal transmitter (12) and a second platform for placing a signal receiver (13).
5. The active water supersonic atomization dust reduction test device according to claim 4, characterized in that: The first platform and the second platform have the same height.
6. The active water supersonic atomization dust reduction test device according to claim 1, characterized in that: The signal transmitter (12) comprises a laser transmitter, and the signal receiver (13) comprises a laser receiver and a spray laser particle size analyzer (14).