CN215506113U

CN215506113U - High-pressure ultrafine water mist dust suppression device

Info

Publication number: CN215506113U
Application number: CN202121770108.0U
Authority: CN
Inventors: 叶晓海; 徐德正; 沈成武
Original assignee: Ningbo Haichen Tianli Machinery Co ltd
Current assignee: Ningbo Haichen Tianli Machinery Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-14
Anticipated expiration: 2031-07-30

Abstract

The application discloses a high-pressure ultrafine water mist dust suppression device, which comprises an industrial water tank, a water purification device, a control device and a dust suppression component, wherein the industrial water tank is used for storing industrial water, the water purification device can filter the industrial water output by the industrial water tank to enable the industrial water to become purified water, the control device comprises a control module, a purified water tank and a high-pressure water pump, the purified water flowing out of the water purification device is stored in the purified water tank, the purified water can be pressurized and supplied to the dust suppression component through the high-pressure water pump, the purified water output by the control device can be atomized and sprayed out to a preset dust suppression point through the dust suppression component, the high-pressure water pump is provided with a pressure sensor, the control module can receive and analyze data obtained by the pressure sensor so as to control the pressure of the high-pressure water pump, an automatic pressure relief device is arranged in the control device, when the dust suppression component stops, an automatic pressure relief valve can discharge the purified water into the purified water tank, and the atomization effect of the dust suppression device is stable, the control device can automatically release pressure, so that the pump has the capacity of protecting the external circulation pressure of the pump.

Description

High-pressure ultrafine water mist dust suppression device

Technical Field

The application relates to the technical field of dust removing equipment, in particular to a high-pressure ultrafine water mist dust suppression device.

Background

In a transfer station of a bulk material conveying system for ore, coal, crushed stone and the like, dust generation is generally concentrated in the crushing, screening and transferring processes, dust suppression treatment is carried out on dust generated at a dust generating point, and the dust suppression effect is very obvious.

The dust suppression device is the dust removal equipment capable of carrying out targeted point-to-point treatment on the dust generation point, the nozzles are arranged on the dust generation point, the chute at the tail part of the belt and the guide chute sealing cover to carry out spraying covering from top to bottom, a dense fog pool effect is formed inside the guide chute, and dust is condensed and settled on the surface of a material through the action of the fog pool before coming out from the front end outlet along with the movement of the belt, so that the purpose of dust suppression is realized.

However, the existing dust suppression device has the following defects: because the industrial water has more impurities and does not meet the use conditions, if the industrial water is directly sprayed by the dust suppression device, equipment such as a water pump, a nozzle and the like can be damaged; the dust suppression device has poor pressure stabilizing capability, and the atomization effect and even the equipment damage can be influenced; if the system is cut off due to accidents, the water in the dust suppression device is lack of water, so that the water pump is in failure; in addition, when the system stops spraying, the water pump is not stopped in time, so that the water pressure in the pipeline is continuously increased, and the water pump or the pipeline can be damaged.

Disclosure of Invention

An object of this application is to provide one kind and presses down dirt effectually, can carry out multiple filtration to industrial water, but the warning is shut down automatically to the lack of water, and water pressure is stable and have the superfine water smoke dust suppression device of high pressure of pressure protect function.

In order to achieve the above purposes, the technical scheme adopted by the application is as follows: a high-pressure ultrafine water mist dust suppression device comprises an industrial water tank, a water purification device, a control device and a dust suppression assembly, wherein the industrial water tank is used for storing industrial water, the water purification device can filter the industrial water output by the industrial water tank to enable the industrial water to become purified water, the control device comprises a control module, a purified water tank and a high-pressure water pump, the purified water tank is used for storing the purified water flowing out of the water purification device and can pressurize and supply water to the dust suppression assembly through the high-pressure water pump, the dust suppression assembly can atomize and spray the purified water output by the control device to a preset dust suppression point, a pressure sensor is arranged on the high-pressure water pump, the control module can receive and analyze data obtained by the pressure sensor so as to control the pressure of the high-pressure water pump, an automatic pressure relief device is arranged in the control device, and when the dust suppression assembly stops, the automatic pressure relief valve can discharge purified water into the purified water tank.

Specifically, purifier includes inlet tube, outlet pipe and blow off pipe, the inlet tube with the industry water tank is connected, the outlet pipe with controlling means connects, the inlet tube with first filter, second filter and third filter have set gradually between the outlet pipe, the second filter with the bottom of third filter with the blow off pipe is connected.

Specifically, it includes high pressure water pipe and high pressure nozzle to press down the dirt subassembly, high pressure nozzle set up in on the high pressure water pipe, be provided with liquid outlet channel and play liquid cavity in the high pressure nozzle, liquid outlet channel with high pressure water piping connection, it is provided with whirl core and end cap to go out the liquid cavity, whirl core with be provided with the elasticity piece that resets between the end cap, the elasticity piece that resets can make the end cap seals liquid outlet channel, the outside in going out the liquid cavity is provided with ceramic mold insert, set up on the ceramic mold insert with whirl core complex goes out the liquid hole.

As an improvement, a water level sensor is arranged in the water purification tank, and when the water level sensor senses that the water level is too low, the control module can control the system to stop and send out signals and sound prompts.

Preferably, the first filter comprises a duct filter.

Preferably, the second filter comprises a pneumatic motor and a quartz sand filtering solution, the pneumatic motor is arranged at the top of the quartz sand filtering solution, the top of the quartz sand filtering solution is further connected with the water inlet pipe and the water outlet pipe, and the bottom of the quartz sand filtering solution is connected with the sewage discharge pipe.

Preferably, the third filter comprises a precision filter, the top of the precision filter is connected with the water inlet pipe and the water outlet pipe, and the bottom of the precision filter is connected with the sewage discharge pipe.

As an improvement, a filter element is arranged in the liquid outlet channel, the filter element is arranged in a circular arc shape at the liquid inlet side of the liquid outlet channel, and the filter element comprises filter cotton.

As an improvement, the periphery of the liquid outlet hole of the ceramic insert is provided with a guide groove, and the guide groove can guide the rotational flow core, so that the rotational flow core and the liquid outlet hole are positioned on the same axis.

As an improvement, the water inlet pipe, the water outlet pipe and the sewage discharge pipe are all provided with angle seat valves.

Compared with the prior art, the beneficial effect of this application lies in: the device can refine a water source into fine fog drop particles through a high-pressure water pump, so that the water fog particles can be effectively bonded with dust with the same size, the self weight of the dust is increased, and automatic dust falling is realized; the high-pressure water pump is provided with a pressure sensor, and the control module can monitor the working frequency of the high-pressure water pump through the pressure sensor, so that the water pressure of a water supply network is ensured to be constant within the range of the design pressure value of the system, and the atomization effect of the dust suppression assembly is always constant; when the dust suppression assembly has no water demand, the high-pressure water pump continues to operate to enable the pressure in the pipeline to rise continuously, and when the pressure is higher than a set pressure relief pressure value, the automatic pressure relief device can discharge purified water circularly back to the purified water tank, so that the external circulation pressure protection of the pump is realized.

Drawings

FIG. 1 is a perspective view of a preferred embodiment according to the present application;

FIG. 2 is a front view of a water purification apparatus according to a preferred embodiment of the present application;

FIG. 3 is a top view of the interior of a water purification unit according to a preferred embodiment of the present application;

FIG. 4 is a front view of a control device according to a preferred embodiment of the present application;

FIG. 5 is a front view of a dust suppression assembly according to a preferred embodiment of the present application;

fig. 6 is an internal structural view of a high pressure nozzle according to a preferred embodiment of the present application.

In the figure: 1. an industrial water tank; 2. a water purification device; 21. a water inlet pipe; 22. a water outlet pipe; 23. a blow-off pipe; 24. a first filter; 25. a second filter; 251. a pneumatic motor; 252. filtering the dissolved quartz sand; 26. a third filter; 3. a control device; 31. a control module; 32. a water purifying tank; 33. a high pressure water pump; 34. an automatic pressure relief device; 35. a pressure sensor; 36. A water level sensor; 4. a dust suppression component; 41. a high pressure water pipe; 42. a high pressure nozzle; 421. a liquid outlet channel; 422. a liquid outlet cavity; 423. a swirling flow core; 424. a plug; 425. an elastic reset member; 426. a ceramic insert; 4261. a liquid outlet hole; 4262. a guide groove; 427. and (3) a filter element.

Detailed Description

The present application is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

In the description of the present application, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be construed as limiting the specific scope of protection of the present application.

It is noted that the terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

The terms "comprises," "comprising," and "having," and any variations thereof, in the description and claims of this application, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The present application is further described with reference to the accompanying drawings:

as shown in fig. 1 to 6, a preferred embodiment of the present application includes an industrial water tank 1, a water purifying device 2, a control device 3 and a dust suppression component 4, wherein the industrial water tank 1 is used for storing industrial water, the water purifying device 2 is capable of filtering the industrial water output by the industrial water tank 1 into purified water, the control device 3 includes a control module 31, a purified water tank 32 and a high pressure water pump 33, the outer shell of the control device 3 is made of stainless steel and has IP 54-level waterproof capability, the control module 31 is preferably made of a PLC intelligent control system, the high pressure water pump 33 is preferably made of a variable frequency high pressure plunger pump and has more precise pressurization capability, the purified water tank 32 is used for storing the purified water flowing out from the water purifying device 2 and is capable of supplying water to the dust suppression component 4 by pressurizing through the high pressure water pump 33, the dust suppression component 4 is capable of atomizing and spraying the purified water output by the control device 3 to a predetermined dust suppression point, the high pressure water pump 33 is provided with a pressure sensor 35, the control module 31 can receive and analyze the data obtained by the pressure sensor 35 to control the pressure of the high-pressure water pump 33, so that the water supply pressure of the high-pressure water pump 33 is always kept in a constant pressure state, the stability of the atomization effect is ensured, and the water pressure can be increased to 30-60Mpa through the high-pressure water pump 33.

Be provided with high-pressure solenoid valve group on the pipeline, each dust suppression point that the scene corresponds is by solitary high-pressure solenoid valve group independent control, and high-pressure solenoid valve group carries out the running signal interlock through control module 31 and each device, and when equipment during operation, can open the high-pressure solenoid valve group that corresponds the region automatically, realizes automatic spraying work.

Water source filtering, spraying control, interlocking signal control and the like of the whole system are automatically completed by the control module 31, on-site attendance of personnel is not needed, the design is reasonable, the operation is simple, and the maintenance is convenient.

Be provided with automatic pressure relief device 34 in controlling means 3, automatic pressure relief device 34 includes automatic relief valve, when pressing down dirt subassembly 4 and stopping, automatic relief valve can be with the water purification earial drainage to in the water purification case 32, when the system stops the water, high pressure water pump 33 does not stop, water pressure in the controlling means 3 can continuously increase, when the pressure of high pressure water pump 33 risees to predetermined pressure release pressure value, automatic pressure relief device 34 can circulate the water purification earial drainage back to in the water purification case 32, realize high pressure water pump 33's pump extrinsic cycle pressure protection, avoid high pressure water pump 33 fault damage.

Be provided with level sensor 36 in water purification tank 32, water level in water purification tank 32 accessible level sensor 36 monitoring water purification tank 32 ensures that controlling means 3 can not take place the operational aspect of lack of water, and level sensor 36 senses the water level and crosses when low, and the steerable system of control module 31 is shut down and is sent signal and sound suggestion, makes things convenient for maintenance personal very first time inspection maintenance.

As shown in fig. 2 to 3, the water purifying device 2 comprises a water inlet pipe 21, a water outlet pipe 22 and a sewage discharge pipe 23, the water inlet pipe 21 is connected with the industrial water tank 1, the water outlet pipe 22 is connected with the control device 3, a first filter 24, a second filter 25 and a third filter 26 are sequentially arranged between the water inlet pipe 21 and the water outlet pipe 22, the bottoms of the second filter 25 and the third filter 26 are connected with the sewage discharge pipe 23, the water quality can reach the use standard through three-stage filtration, and the phenomenon that the sewage containing impurities enters the equipment to cause equipment damage is avoided.

The first filter 24 includes a pipe filter, which removes relatively large solid impurities from the fluid, so that the high pressure water pump 33 can be normally operated.

The second filter 25 comprises a pneumatic motor 251 and a quartz sand filtering solution 252, the pneumatic motor 251 is arranged at the top of the quartz sand filtering solution 252, the top of the quartz sand filtering solution 252 is also connected with a water inlet pipe 21 and a water outlet pipe 22, the bottom of the quartz sand filtering solution 252 is connected with a sewage discharge pipe 23, suspended matters in water can be effectively removed, and pollutants such as colloid, iron, organic matters, pesticides, manganese, bacteria and viruses in water can be obviously removed.

The third filter 26 comprises a precision filter, the top of the precision filter is connected with the water inlet pipe 21 and the water outlet pipe 22, the bottom of the precision filter is connected with the sewage discharge pipe 23, the filtering precision is high, and the water quality is further improved.

The water inlet pipe 21, the water outlet pipe 22 and the sewage discharge pipe 23 are all provided with angle seat valves, so that the system is suitable for short-time frequent starting, the occupied space is small, and the response is sensitive.

As shown in fig. 5 to 6, the dust suppression assembly 4 includes a high-pressure water pipe 41 and a high-pressure nozzle 42, the high-pressure nozzle 42 is disposed on the high-pressure water pipe 41, a liquid outlet channel 421 and a liquid outlet cavity 422 are disposed in the high-pressure water pipe 42, the liquid outlet channel 421 is connected to the high-pressure water pipe 41, a swirling flow core 423 and a plug 424 are disposed in the liquid outlet cavity 422, an elastic reset member 425 is disposed between the swirling flow core 423 and the plug 424, the elastic reset member 425 preferably uses a spring, the elastic reset member 425 can enable the plug 424 to close the liquid outlet channel 421, a ceramic insert 426 is disposed outside the liquid outlet cavity 422, a liquid outlet hole 4261 matched with the swirling flow core 423 is formed in the ceramic insert 426, and the ceramic insert 426 has high mechanical strength, is extremely wear-resistant, is not prone to damage and deformation, and can ensure stability of long-time high-pressure spraying.

The dust suppression component 4 uses high pressure to lead a small amount of water to pass through the system, pressurizes the water in the high-pressure water pipe 41, when the water reaches the high-pressure nozzle 42 and reaches rated pressure, the water can break a spring in the high-pressure nozzle 42 and then enters the liquid outlet cavity 422 to be broken, and uses high pressure to spray broken water mist particles out of the liquid outlet hole 4261, so that fine water mist particles with the particle size of 3-20 microns can be sprayed out.

The liquid outlet channel 421 is provided with a filter element 427, the filter element 427 is arranged in the liquid inlet side of the liquid outlet channel 421 to be arc-shaped, the filter element 427 comprises filter cotton, and the filter element 427 is used for filtering the sprayed purified water for the last time, so that the situation that impurities impact the liquid outlet cavity 422 to cause blockage or abrasion is avoided.

Guide grooves 4262 are arranged around the liquid outlet 4261 of the ceramic insert 426, and the guide grooves 4262 can guide the cyclone core 423, so that the cyclone core 423 and the liquid outlet 4261 are positioned on the same axis, and the uniformity of sprayed water mist can be ensured.

The foregoing has described the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are merely illustrative of the principles of the application, but that various changes and modifications may be made without departing from the spirit and scope of the application, and these changes and modifications are intended to be within the scope of the application as claimed. The scope of protection claimed by this application is defined by the following claims and their equivalents.

Claims

1. A high-pressure ultrafine water mist dust suppression device is characterized in that: comprises an industrial water tank, a water purifying device, a control device and a dust suppression component, wherein the industrial water tank is used for storing industrial water, the water purifying device can filter the industrial water output by the industrial water tank to make the industrial water become purified water, the control device comprises a control module, a purified water tank and a high-pressure water pump, the purified water tank is used for storing the purified water flowing out of the water purifying device, the high-pressure water pump can pressurize and supply water to the dust suppression assembly, the dust suppression assembly can atomize and spray the purified water output by the control device to a preset dust suppression point, the high-pressure water pump is provided with a pressure sensor, the control module can receive and analyze data obtained by the pressure sensor so as to control the pressure of the high-pressure water pump, be provided with automatic pressure relief device in the controlling means, when pressing down the dirt subassembly and stopping, automatic relief valve can with the water purification earial drainage extremely in the water purification case.

2. The high-pressure ultra-fine water mist dust suppression device as claimed in claim 1, wherein: the water purifying device comprises a water inlet pipe, a water outlet pipe and a sewage discharge pipe, wherein the water inlet pipe is connected with the industrial water tank, the water outlet pipe is connected with the control device, a first filter, a second filter and a third filter are sequentially arranged between the water inlet pipe and the water outlet pipe, and the bottom of the second filter and the bottom of the third filter are connected with the sewage discharge pipe.

3. The high-pressure ultra-fine water mist dust suppression device as claimed in claim 1, wherein: the dust suppression assembly comprises a high-pressure water pipe and a high-pressure nozzle, the high-pressure nozzle is arranged on the high-pressure water pipe, a liquid outlet channel and a liquid outlet cavity are arranged in the high-pressure nozzle, the liquid outlet channel is connected with the high-pressure water pipe, a rotational flow core and a plug are arranged in the liquid outlet cavity, an elastic reset piece is arranged between the rotational flow core and the plug, the elastic reset piece can enable the plug to seal the liquid outlet channel, a ceramic insert is arranged on the outer side of the liquid outlet cavity, and a liquid outlet hole matched with the rotational flow core is formed in the ceramic insert.

4. The high-pressure ultra-fine water mist dust suppression device as claimed in claim 1, wherein: a water level sensor is arranged in the water purification tank, and when the water level sensor senses that the water level is too low, the control module can control the system to stop and send out signals and sound prompts.

5. The high-pressure ultra-fine water mist dust suppression device as claimed in claim 2, wherein: the first filter comprises a duct filter.

6. The high-pressure ultra-fine water mist dust suppression device as claimed in claim 2, wherein: the second filter includes that pneumatic motor and quartz sand filter the solution, pneumatic motor set up in the top of quartz sand filter the solution, the top of quartz sand filter the solution still with the inlet tube and go out water piping connection, the bottom of quartz sand filter the solution with the blow off union coupling.

7. The high-pressure ultra-fine water mist dust suppression device as claimed in claim 2, wherein: the third filter comprises a precision filter, the top of the precision filter is connected with the water inlet pipe and the water outlet pipe, and the bottom of the precision filter is connected with the sewage discharge pipe.

8. The high-pressure ultra-fine water mist dust suppression device as claimed in claim 3, wherein: the liquid outlet channel is internally provided with a filter element, the liquid inlet side of the liquid outlet channel of the filter element is arc-shaped, and the filter element comprises filter cotton.

9. The high-pressure ultra-fine water mist dust suppression device as claimed in claim 3, wherein: the periphery of the liquid outlet hole of the ceramic insert is provided with a guide groove, and the guide groove can guide the rotational flow core so that the rotational flow core and the liquid outlet hole are positioned on the same axis.

10. The high-pressure ultra-fine water mist dust suppression device as claimed in claim 2, wherein: the water inlet pipe, the water outlet pipe and the sewage discharge pipe are all provided with angle seat valves.