Spraying dust fall and water resource recovery system

Abstract

The utility model relates to a spraying dust-settling and water resource recycling system. The spraying dust-settling and water resource recycling system comprises a spraying dust-settling unit and a water recycling unit, the spraying and dust-settling unit at least comprises a mist sprayer; the water recovery unit comprises a water recovery device, a dust remover and a fan which are connected in sequence; the system disclosed by the utility model can collect dust-containing fog drops which are not deposited after spray dust removal, and condensed water after condensation returns to the spray dust removal device again for recycling, so that the waste of water resources is greatly reduced; solar energy can be adopted for power supply, dependence of the spraying dust removal device on power grid power is reduced, and energy conservation and consumption reduction are achieved; by arranging the automatic spraying adjusting system, the spraying amount, the spraying frequency, the spraying strength and the spraying range are automatically adjusted according to the dust content in the environment air, and intelligent control is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of environmental protection, in particular to a spray dust reduction and water resource recovery system and method which are mainly used for dust control and dust reduction operations in industrial production and building construction. Background Art

[0002] In traditional industrial production and construction, dust is a common environmental pollution problem. In order to control local environmental pollution caused by flying dust, a common method is to use a spray dust removal device for spray dust removal. For example, a "spray dust removal device" disclosed in the Chinese patent application with application number CN 202310244815.3, a "dust removal sprayer" disclosed in the Chinese patent application with application number CN201710545261.5, etc.

[0003] This type of spray dust removal equipment sprays water mist to combine with dust particles in the air, increasing their mass, thereby accelerating the sedimentation of particles and reducing the suspended dust in the air. Although these spray dust removal devices can inhibit the suspension and diffusion of dust to a certain extent, they have the following problems:

[0004] 1) High energy consumption: Traditional spray dust suppression equipment often relies on power supply from the power grid, has a long operating time, and consumes a lot of energy.

[0005] 2) Low water resource utilization rate: The water used for spraying often cannot be recycled, resulting in a large amount of water resource waste and increased sewage treatment volume.

[0006] 3) Insufficient intelligence level: Many devices require manual operation and cannot automatically adjust according to environmental changes, resulting in difficulty in accurately controlling the amount of spray. When the amount of spray is insufficient, the dust removal effect is poor. When the amount of spray is too much, the environmental humidity is high and water resources are wasted.

[0007] Therefore, it is urgent to develop an energy-saving, efficient, and intelligently operated spray dust suppression and water resource recovery system. Summary of the invention

[0008] The utility model provides a spray dust reduction and water resource recovery system, which can collect dust droplets that are not deposited after spray dust removal, and the condensed water after condensation is returned to the spray dust removal device for recycling, thereby greatly reducing the waste of water resources; solar energy can be used for power supply, thereby reducing the dependence of the spray dust removal device on power grid, and achieving energy saving and consumption reduction; by setting up an automatic spray adjustment system, the spray volume, spray frequency, spray intensity and range are automatically adjusted according to the dust content in the ambient air, thereby achieving intelligent control.

[0009] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0010] A spray dust reduction and water resource recovery system, comprising a spray dust reduction unit and a water recovery unit; the spray dust reduction unit at least comprises a mist shooter; the water recovery unit comprises a water recovery device, a dust collector and a fan connected in sequence; the mist shooter is arranged on one side of a spray dust removal area, and the water recovery device is arranged outside the spray range of the mist shooter; the water recovery device is a negative pressure condensation device, one end of the water recovery device is provided with a dust droplet inlet, the other end is provided with a dust gas outlet, and the bottom is provided with a condensed water outlet; the dust gas outlet is connected to the dust collector and the fan through a dust gas pipeline; the condensed water outlet is connected to the water inlet of the mist shooter through a condensed water pipeline.

[0011] A spray dust reduction and water resource recovery system also includes a solar power supply device; the solar power supply device is connected to power facilities including a mist emitter, a water recovery device, a dust collector and a fan through a power line.

[0012] A spray dust reduction and water resource recovery system also includes a spray control system; the spray control system includes a dust detector, a hygrometer and a control system, the dust detector, hygrometer and control system are all arranged outside the mist emitter, and the signal output ends of the dust detector and the hygrometer are respectively connected to the control system; the control system is also connected to the control end of the water recovery device, the dust collector and the fan.

[0013] Furthermore, the fan is a variable frequency fan.

[0014] Furthermore, the water recovery device is an evaporative condenser.

[0015] Furthermore, a dust hood is provided at the dust droplet inlet of the water recovery device.

[0016] Furthermore, a plurality of nozzles are evenly distributed along the circumferential direction at one end of the spray port of the mist emitter, and the nozzles are flow rate-adjustable nozzles.

[0017] Furthermore, a plurality of guide plates are provided at one end of the air inlet of the mist emitter, and the guide plates are guide plates with adjustable angles.

[0018] Furthermore, a water storage tank is provided on the condensate water pipeline, and a filter is provided at the condensate water inlet of the water storage tank; a supplementary water inlet is provided on the water storage tank, and an external water source is connected through a supplementary water pipeline; a liquid level gauge is provided on the water storage tank, and an electric valve is provided on the supplementary water pipeline, and the liquid level gauge and the electric valve are respectively connected to the control system.

[0019] Compared with the prior art, the beneficial effects of the utility model are:

[0020] 1) Energy saving and environmental protection: By adopting solar power supply and automatic spray adjustment system, energy self-sufficiency is achieved without external power supply, which greatly reduces the dependence on traditional energy, reduces energy consumption, and achieves energy saving and environmental protection effects;

[0021] 2) Efficient dust reduction: Through intelligent adjustment and optimization of the spray mode, the spray volume, spray frequency, spray intensity and range can be automatically adjusted according to the on-site conditions, thereby improving the dust reduction effect and effectively reducing the concentration of suspended dust in the environment;

[0022] 3) Water resource recycling: The dust droplets that have not been deposited after the spray dust removal are condensed through the water recovery device, and the condensed water is returned to the spray dust removal device for recycling, making full use of water resources, reducing the demand for external water resources, and achieving the effect of saving resources;

[0023] 4) High degree of automation: The spray control system monitors the dust concentration and humidity in the environment in real time, and automatically adjusts the spray volume, spray frequency, spray intensity and range according to the monitoring results, which improves the dust reduction effect and effectively reduces the energy consumption of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a structural schematic diagram of a spray dust reduction and water resource recovery system described in the utility model.

[0025] Figure 2 yes Figure 1 A view in the figure.

[0026] Figure 3 yes Figure 1 B view in the figure.

[0027] In the figure: 1. Mist ejector 2. Water recovery device 3. Dust collector 4. Fan 5. Ash storage hopper 6. Dust detector 7. Hygrometer 8. Solar power supply device 9. Control system 10. Nozzle 11. Guide plate DETAILED DESCRIPTION

[0028] The specific implementation of the utility model is further described below in conjunction with the accompanying drawings:

[0029] like Figure 1 As shown, the utility model describes a spray dust reduction and water resource recovery system, comprising a spray dust reduction unit and a water recovery unit; the spray dust reduction unit at least comprises a mist shooter 1; the water recovery unit comprises a water recovery device 2, a dust collector 3 and a fan 4 connected in sequence; the mist shooter 1 is arranged on one side of the spray dust removal area, and the water recovery device 2 is arranged outside the spray range of the mist shooter 1; the water recovery device 2 is a negative pressure condensation device, one end of the water recovery device 2 is provided with a dust droplet inlet, the other end is provided with a dust gas outlet, and the bottom is provided with a condensed water outlet; the dust gas outlet is connected to the dust collector 3 and the fan 4 through a dust gas pipeline; the condensed water outlet is connected to the water inlet of the mist shooter 1 through a condensed water pipeline.

[0030] The spray dust reduction and water resource recovery system described in the utility model also includes a solar power supply device 8; the solar power supply device 8 is connected to electrical facilities including the mist emitter 1, the water recovery device 2, the dust collector 3 and the fan 4 through a power line.

[0031] The utility model discloses a spray dust reduction and water resource recovery system, which also includes a spray control system; the spray control system includes a dust detector 6, a hygrometer 7 and a control system 9, the dust detector 6, the hygrometer 7 and the control system 9 are all arranged outside the mist emitter 1, and the signal output ends of the dust detector 6 and the hygrometer 7 are respectively connected to the control system 9; the control system 9 is also connected to the control ends of the water recovery device 2, the dust collector 3 and the fan 4.

[0032] Furthermore, the fan 4 is a variable frequency fan.

[0033] Furthermore, the water recovery device 2 is an evaporative condenser.

[0034] Furthermore, a dust hood is provided at the dust droplet inlet of the water recovery device 2.

[0035] Further, such as Figure 3 As shown, a plurality of nozzles 10 are evenly distributed along the circumferential direction at one end of the spray port of the mist emitter 1, and the nozzles 10 are flow-adjustable nozzles.

[0036] Further, such as Figure 2 As shown, a plurality of guide plates 11 are provided at one end of the air inlet of the mist emitter 1, and the guide plates 11 are guide plates with adjustable angles.

[0037] Furthermore, a water storage tank is provided on the condensate water pipeline, and a filter is provided at the condensate water inlet of the water storage tank; a supplementary water inlet is provided on the water storage tank, and an external water source is connected through a supplementary water pipeline; a liquid level gauge is provided on the water storage tank, and an electric valve is provided on the supplementary water pipeline, and the liquid level gauge and the electric valve are respectively connected to the control system 9.

[0038] The working method of the spray dust reduction and water resource recovery system described in the utility model is as follows:

[0039] 1) According to the needs of the site, one or more sprayers 1 and one or more water recovery devices 2 are installed in the spray dust removal area;

[0040] 2) The water inlet of the mist ejector 1 and the condensed water outlet of the water recovery device 2 are connected to the water storage tank through the condensed water pipe, and a liquid level gauge is installed on the water storage tank; the dust gas outlet of the mist ejector 1 is connected to the dust collector 3 and the fan 4;

[0041] 3) Install a dust detector 6, a hygrometer 7 and a control system 9 on the mist emitter 1;

[0042] 4) The solar power supply device 8 is connected to the power facilities including the mist emitter 1, the water recovery device 2, the dust collector 3 and the fan 4 through a power line;

[0043] 5) The dust concentration in the air of the corresponding area is monitored by the dust detector 6. When the dust concentration exceeds the set upper limit, the mist emitter 1 and the corresponding water recovery device 2, the dust collector 3 and the fan 4 are automatically turned on. According to the temperature detected by the hygrometer 7, the nozzle 10 automatically adjusts the spray volume and spray frequency, and the variable frequency fan automatically adjusts the wind force of the water recovery device 2 to capture dust droplets;

[0044] 6) The water mist sprayed by the mist emitter 1 combines with the dust particles in the air and is collected in the water recovery device 2 during the falling process. The condensed water separated after condensation is filtered and enters the water storage tank, and then returns to the mist emitter 1 for re-spraying; when the liquid level in the water storage tank is lower than the set minimum liquid level, the electric valve automatically opens to add water to the water storage tank 1; the dust gas separated after condensation is purified by the dust collector 3 and discharged into the atmosphere, and the dust intercepted by the dust collector 3 enters the ash storage hopper 5 below and is cleaned regularly.

[0045] The spray dust reduction and water resource recovery system described in the utility model includes the following functional components:

[0046] 1. Mist shooter: The structure of the mist shooter is similar to that of a conventional mist shooter, except that a guide plate 11 is provided at the air inlet, and a nozzle 10 with adjustable flow is provided at the spray outlet. According to changes in the external environment, the direction, amount and frequency of the spray are automatically adjusted under the control of the control system 9 to achieve the best dust capture effect.

[0047] 2. Control system: The air quality of the surrounding environment is monitored in real time through the dust detector 6 and the hygrometer 7, and the dust concentration and humidity data are fed back to the control system 7 in real time. After receiving the dust concentration and humidity data, the control system 7 performs analysis and calculation according to a fixed algorithm or a learning model, and then controls the sprayer to automatically adjust the spray volume and frequency of the sprayer 1 to achieve an adaptive spraying method. The spray control system can adjust the power output of the equipment according to the actual situation, ensuring the optimal operating efficiency of the equipment while saving energy.

[0048] 3. Water recovery device: It is used to recover the dust droplets that have not been deposited after spraying and the excess water vapor in the surrounding air. It forms condensed water through evaporation and condensation, which is circulated by the sprayer to save water resources.

[0049] 4. Dust collector: It is located downstream of the water recovery device to capture the dust separated after condensation, purify the discharged gas and prevent secondary pollution.

[0050] 5. Fan: used to generate negative pressure and provide suction force for water recovery device and dust collector. Use variable frequency fan to automatically adjust the air volume and pressure of the fan according to the injection volume of the sprayer, which is conducive to energy saving and consumption reduction.

[0051] 6. Solar power supply device: used to collect solar energy and convert it into electrical energy, providing a sustainable power source for all electrical facilities in the entire system without relying on external power supplies. Under light conditions, solar panels directly convert solar energy into electrical energy for equipment use while charging the built-in battery pack, and ensuring that the system can continue to work when there is insufficient light (such as at night or on rainy days).

[0052] The above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent substitutions or changes within the technical scope disclosed by the present invention according to the technical solution and inventive concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A spray dust suppression and water resource recovery system, characterized in that: It includes a spray dust reduction unit and a water recovery unit; the spray dust reduction unit at least includes a mist emitter; the water recovery unit includes a water recovery device, a dust collector and a fan connected in sequence; the mist emitter is arranged on one side of the spray dust removal area, and the water recovery device is arranged outside the spray range of the mist emitter; the water recovery device is a negative pressure condensation device, one end of the water recovery device is provided with a dust droplet inlet, the other end is provided with a dust gas outlet, and the bottom is provided with a condensed water outlet; the dust gas outlet is connected to the dust collector and the fan through a dust gas pipeline; the condensed water outlet is connected to the water inlet of the mist emitter through a condensed water pipeline.

2. A spray dust reduction and water resource recovery system according to claim 1, characterized in that: It also includes a solar power supply device; the solar power supply device is connected to power facilities including a mist emitter, a water recovery device, a dust collector and a fan through a power line.

3. A spray dust reduction and water resource recovery system according to claim 1, characterized in that: It also includes a spray control system; the spray control system includes a dust detector, a hygrometer and a control system, the dust detector, hygrometer and control system are all arranged outside the mist emitter, and the signal output ends of the dust detector and the hygrometer are respectively connected to the control system; the control system is also connected to the control end of the water recovery device, the dust collector and the fan.

4. The spray dust suppression and water resource recovery system according to claim 1, characterized in that: The fan is a variable frequency fan.

5. A spray dust suppression and water resource recovery system according to claim 3, characterized in that: The water recovery device is an evaporative condenser.

6. The spray dust suppression and water resource recovery system according to claim 1, characterized in that: A dust hood is provided at the dust droplet inlet of the water recovery device.

7. The spray dust suppression and water resource recovery system according to claim 1, characterized in that: A plurality of nozzles are evenly distributed along the circumferential direction at one end of the spray port of the sprayer, and the nozzles are flow-adjustable nozzles.

8. The spray dust suppression and water resource recovery system according to claim 1, characterized in that: A plurality of guide plates are arranged at one end of the air inlet of the mist emitter, and the guide plates are guide plates with adjustable angles.

9. The spray dust suppression and water resource recovery system according to claim 1, characterized in that: A water storage tank is arranged on the condensed water pipeline, and a filter is arranged at the condensed water inlet of the water storage tank; a supplementary water inlet is arranged on the water storage tank, and an external water source is connected through a supplementary water pipeline; a liquid level gauge is arranged on the water storage tank, and an electric valve is arranged on the supplementary water pipeline, and the liquid level gauge and the electric valve are respectively connected to the control system.

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