WO2018027336A1 - Dust removal system and method for splattered dust - Google Patents
Dust removal system and method for splattered dust Download PDFInfo
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- WO2018027336A1 WO2018027336A1 PCT/CN2016/000441 CN2016000441W WO2018027336A1 WO 2018027336 A1 WO2018027336 A1 WO 2018027336A1 CN 2016000441 W CN2016000441 W CN 2016000441W WO 2018027336 A1 WO2018027336 A1 WO 2018027336A1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
Definitions
- the invention relates to the technical field of environmental protection, and in particular to a dust removal system and method for splashing dust.
- the treatment system for spatter dust mainly includes vacuum treatment, cooling spray, and structural dust prevention.
- the system for vacuum treatment is difficult to achieve fast and effective vacuuming for multi-angle and multi-position operation, and for large particle dust.
- the absorption efficiency is low; the structural dust retaining has low blocking efficiency against fine dust diffusion and the equipment volume is large; the cooling spray is easy to cause the coolant to mix and splash with the dust generated by the operation, and the effect is poor in the non-closed state, and the effect is fine.
- the dust treatment effect is minimal.
- the object of the present invention is to provide a dust removing method capable of suppressing splashing dust, suppressing dust diffusion, and efficiently absorbing fine particles in the dust, and finally forming a settling liquid can be recovered to avoid secondary pollution.
- a dust removing system for spattering dust comprising sequentially connected The jet nozzle, the spray angle adjuster, the spray mist adjuster, the pressure sensing device, the fluid power system, and the control system, the cutting edge of the jet nozzle and the splashing dust field are formed at a certain angle according to actual needs.
- the nozzle angle adjuster is used to adjust the spray angle of the jet.
- the jet nozzle ejects a high velocity fluid to produce atomized particles.
- the spray mist amount adjuster is used to adjust the amount of mist generated by the jet nozzle.
- the pressure sensing device is configured to sense a splashing point and a splashing force of the splashing dust, and feed back a pressure signal to the control system, and the control system controls the jet angler and the sprayed mist adjuster according to the pressure signal.
- a dust removing method for spattering dust is based on the dust removing system described above, and the dust removing method comprises the following steps:
- the pressure sensing device collects pressure information of the action point and feeds back to the control system
- control system adjusts a jet mist amount and a jet angle of the jet nozzle
- the jet nozzle generates a high-speed jet field and a negative pressure take-up field
- the fast-shooting flow field suppresses large particles from splashing dust in a hedging manner
- the negative pressure take-up field is finely splashed by a negative pressure entrainment method, and then atomized and covered, Dust is collected by collision and sedimentation.
- the invention provides a dust removing system and method for splashing dust.
- the system has small structure, is convenient for small space operation and installation, and has good dust removing effect on dust generated in different spatial positions, and is adopted for large particle splashing dust. Jet hedging
- the method suppresses splashing, and performs dust removal by means of negative pressure entrainment and atomization covering collision on fine splashing dust and diffusing dust, and finally collects dust by collision and sedimentation, and diffuses dusty dust generated from source treatment work. And secondary pollution.
- a dust removal system and method for spattering dust including a jet nozzle, an injection angle adjuster, a spray mist adjuster, a pressure sensing device, a fluid power system, and a control system.
- a liquid which can adsorb dust or which is compatible with the dust is selected as the jet fluid, and the atomization characteristics of the fluid and the characteristics of the dust particles determine the jet structure form of the jet nozzle.
- the flow rate and pressure of the jet nozzle are set in accordance with the trimming speed and the splash range of the splash dust.
- the spray angle adjuster can be adjusted according to the change of the action point when the splash occurs, and the spray angle and the splash angle directly affect the dust suppression efficiency.
- the spray mist amount adjuster can adjust the amount of mist according to the change of the operating pressure, and form a suction in the spray area, so that the fine dust collides with the atomized liquid droplet and settles to achieve the dust removing effect.
- a dust removing method for spattering dust is based on the above dust removing system
- the dust removal method includes the following steps:
- the pressure sensing device collects pressure information of the action point and feeds back to the control system
- control system adjusts a jet mist amount and a jet angle of the jet nozzle
- the jet nozzle generates a high-speed jet field and a negative pressure take-up field
- the fast-shooting flow field suppresses large particles from splashing dust in a hedging manner
- the negative pressure take-up field is finely splashed by a negative pressure entrainment method, and then atomized and covered
- the dust is recovered by the collision and settlement methods, and the effect after dust removal is shown in Table 1.
- the dust removing system and method for splashing dust provided by the invention can save energy and consume less energy by using a jet nozzle with high atomization performance, and the system has small structure, is convenient for small space operation and installation, and generates dust for different spatial positions. It has a good dust-removing effect, and adopts a jet hedging method to suppress splashing of large-particle splashing dust. For fine splashing dust and diffusing dust, dust is taken by negative pressure entrainment and atomization covering, and finally touched The method of sedimentation recovers dust, and the splashing dust and secondary pollution generated from the source treatment work.
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- Chemical Kinetics & Catalysis (AREA)
- Separation Of Particles Using Liquids (AREA)
Abstract
Disclosed is a dust removal system for splattered dust, the system comprising a jet nozzle, a spraying angle regulator, a spraying quantity regulator, a pressure sensing device, a fluid power system and a control system connected to one another successively. A method for using the dust removal system involves: S1, the pressure sensing device collecting pressure information about a working point; S2, adjusting a spraying quantity and a spraying angle of the jet nozzle; and S3, the jet nozzle generating a high-speed jet flow field and a negative-pressure entrainment field, wherein the high-speed jet flow field suppresses large-particulate splattered dust in an impacting manner, and the negative-pressure entrainment field absorbs fine splattered dust in a negative-pressure entrainment manner, and then the dust being recovered by means of atomizing coverage, coagulation and sedimentation. The dust removal system controls the diffusion and the secondary pollution of splattered dust generated from the source during operation, thereby achieving an effective dust removal effect.
Description
本发明涉及环保技术领域，特别涉及一种飞溅性粉尘的除尘系统及方法。The invention relates to the technical field of environmental protection, and in particular to a dust removal system and method for splashing dust.
在现代社会的环境里，环保起着非常重要的作用，而粉尘严重破坏着环保，在切割、雕刻、打磨、钻孔等作业时会产生大量的飞溅性粉尘，粉尘飞溅式扩散会造成作业环境的污染，对操作者身体造成严重的伤害。目前对飞溅性粉尘的处理系统主要包括吸尘处理、冷却喷淋、结构性挡尘，其中吸尘处理的系统针对多角度、多位置作业时难以实现快速有效的吸尘，并且对大颗粒粉尘的吸收效率低；结构性挡尘对微细粉尘扩散的阻挡效率低且设备体积较大；冷却喷淋易造成冷却液与作业产生的粉尘混合飞溅，在非封闭状态下效果较差，其对微细粉尘的处理效果甚微。In the environment of modern society, environmental protection plays a very important role, and dust seriously destroys environmental protection. When cutting, engraving, grinding, drilling, etc., a large amount of spattering dust will be generated, and dust scattering will cause the working environment. The pollution causes serious damage to the operator's body. At present, the treatment system for spatter dust mainly includes vacuum treatment, cooling spray, and structural dust prevention. The system for vacuum treatment is difficult to achieve fast and effective vacuuming for multi-angle and multi-position operation, and for large particle dust. The absorption efficiency is low; the structural dust retaining has low blocking efficiency against fine dust diffusion and the equipment volume is large; the cooling spray is easy to cause the coolant to mix and splash with the dust generated by the operation, and the effect is poor in the non-closed state, and the effect is fine. The dust treatment effect is minimal.
因此需要提供一种新型的除尘系统及方法来避免上述缺陷。It is therefore desirable to provide a new type of dust removal system and method to avoid the above drawbacks.
发明内容Summary of the invention
针对现有技术的不足，本发明的目的提供一种既能够压制飞溅粉尘、抑制粉尘扩散，又能够高效吸收粉尘中的微细颗粒的除尘方法，最终形成的沉降液体可被回收，避免二次污染。In view of the deficiencies of the prior art, the object of the present invention is to provide a dust removing method capable of suppressing splashing dust, suppressing dust diffusion, and efficiently absorbing fine particles in the dust, and finally forming a settling liquid can be recovered to avoid secondary pollution. .
一种飞溅性粉尘的除尘系统，所述除尘系统包括依次连接的
射流喷嘴、喷射角度调节器、喷射雾量调节器、压力感应装置、流体动力系统以及控制系统，所述射流喷嘴与飞溅粉尘场的切边根据实际需要形成一定角度进行喷射。A dust removing system for spattering dust, the dust removing system comprising sequentially connected
The jet nozzle, the spray angle adjuster, the spray mist adjuster, the pressure sensing device, the fluid power system, and the control system, the cutting edge of the jet nozzle and the splashing dust field are formed at a certain angle according to actual needs.
优选地，所述喷嘴角度调节器用于调节射流的喷射角度。Preferably, the nozzle angle adjuster is used to adjust the spray angle of the jet.
优选地，所述射流喷嘴喷射高速流体，产生雾化颗粒。Preferably, the jet nozzle ejects a high velocity fluid to produce atomized particles.
优选地，所述喷射雾量调节器用于调节射流喷嘴所产生的雾量。Preferably, the spray mist amount adjuster is used to adjust the amount of mist generated by the jet nozzle.
优选地，所述压力感应装置用于感应飞溅粉尘的飞溅作用点和飞溅力度，并反馈压力信号给所述控制系统，控制系统根据压力信号控制喷射角度器和喷射雾量调节器。Preferably, the pressure sensing device is configured to sense a splashing point and a splashing force of the splashing dust, and feed back a pressure signal to the control system, and the control system controls the jet angler and the sprayed mist adjuster according to the pressure signal.
一种飞溅性粉尘的除尘方法，所述除尘方法基于上述除尘系统，所述除尘方法包括以下步骤：A dust removing method for spattering dust, the dust removing method is based on the dust removing system described above, and the dust removing method comprises the following steps:
S1，所述压力感应装置采集作用点的压力信息，反馈至控制系统；S1, the pressure sensing device collects pressure information of the action point and feeds back to the control system;
S2，所述控制系统调节射流喷嘴的射流雾量和射流角度；S2, the control system adjusts a jet mist amount and a jet angle of the jet nozzle;
S3，所述射流喷嘴产生高速射流场和负压卷吸场，速射流场以对冲方式抑制大颗粒飞溅粉尘，负压卷吸场以负压卷吸方式微细飞溅性粉尘，然后雾化覆盖、碰并、沉降方式回收粉尘。S3, the jet nozzle generates a high-speed jet field and a negative pressure take-up field, the fast-shooting flow field suppresses large particles from splashing dust in a hedging manner, and the negative pressure take-up field is finely splashed by a negative pressure entrainment method, and then atomized and covered, Dust is collected by collision and sedimentation.
本发明的技术方案具有以下有益效果：The technical solution of the present invention has the following beneficial effects:
本发明提供的一种飞溅性粉尘的除尘系统及方法，该系统结构体积小，便于小空间作业和安装，对不同空间位置产生的粉尘均具有较好的除尘效果，对于大颗粒飞溅性粉尘采取射流对冲的
方式抑制飞溅，对于微细飞溅性粉尘、扩散性粉尘采用负压卷吸和雾化覆盖碰并的方式进行除尘，最终以碰并沉降的方式回收粉尘，从源头治理作业时产生的飞溅性粉尘扩散和二次污染。The invention provides a dust removing system and method for splashing dust. The system has small structure, is convenient for small space operation and installation, and has good dust removing effect on dust generated in different spatial positions, and is adopted for large particle splashing dust. Jet hedging
The method suppresses splashing, and performs dust removal by means of negative pressure entrainment and atomization covering collision on fine splashing dust and diffusing dust, and finally collects dust by collision and sedimentation, and diffuses dusty dust generated from source treatment work. And secondary pollution.
为了清楚了解本发明的技术方案，将在下面的描述中提出其详细的结构。显然，本发明实施例的具体施行并不足限于本领域的技术人员所熟悉的特殊细节。本发明的优选实施例详细描述如下，除详细描述的这些实施例外，还可以具有其他实施方式。In order to clearly understand the technical solution of the present invention, the detailed structure thereof will be presented in the following description. It is apparent that the specific implementation of the embodiments of the present invention is not limited to the specific details familiar to those skilled in the art. The preferred embodiments of the present invention are described in detail below, and other embodiments may be possible in addition to the embodiments described in detail.
一种飞溅性粉尘的除尘系统及方法，包括射流喷嘴、喷射角度调节器、喷射雾量调节器、压力感应装置、流体动力系统以及控制系统。A dust removal system and method for spattering dust, including a jet nozzle, an injection angle adjuster, a spray mist adjuster, a pressure sensing device, a fluid power system, and a control system.
针对飞溅粉尘的粉尘成分特性，选择可吸附粉尘或与粉尘相溶性较好的液体作为喷射流体，流体雾化特性和粉尘颗粒特性决定射流喷嘴的射流结构形式。Aiming at the dust component characteristics of the spatter dust, a liquid which can adsorb dust or which is compatible with the dust is selected as the jet fluid, and the atomization characteristics of the fluid and the characteristics of the dust particles determine the jet structure form of the jet nozzle.
进一步，根据飞溅粉尘的切边速度和飞溅范围，设定射流喷嘴的流量和压力。Further, the flow rate and pressure of the jet nozzle are set in accordance with the trimming speed and the splash range of the splash dust.
喷射角度调节器可根据产生飞溅时作用点的变化而调整，喷射角度和飞溅角度直接影响粉尘抑制效率。The spray angle adjuster can be adjusted according to the change of the action point when the splash occurs, and the spray angle and the splash angle directly affect the dust suppression efficiency.
进一步，喷射雾量调节器可根据操作压力的变化调节雾量，在喷射区域形成卷吸，使微细粉尘与雾化液滴碰并沉降，达到除尘效果。Further, the spray mist amount adjuster can adjust the amount of mist according to the change of the operating pressure, and form a suction in the spray area, so that the fine dust collides with the atomized liquid droplet and settles to achieve the dust removing effect.
一种飞溅性粉尘的除尘方法，所述除尘方法基于上述除尘系
统，所述除尘方法包括以下步骤：A dust removing method for spattering dust, the dust removing method is based on the above dust removing system
The dust removal method includes the following steps:
S1，所述压力感应装置采集作用点的压力信息，反馈至控制系统；S1, the pressure sensing device collects pressure information of the action point and feeds back to the control system;
S2，所述控制系统调节射流喷嘴的射流雾量和射流角度；S2, the control system adjusts a jet mist amount and a jet angle of the jet nozzle;
S3，所述射流喷嘴产生高速射流场和负压卷吸场，速射流场以对冲方式抑制大颗粒飞溅粉尘，负压卷吸场以负压卷吸方式微细飞溅性粉尘，然后雾化覆盖、碰并、沉降方式回收粉尘，其除尘后的效果见表1。S3, the jet nozzle generates a high-speed jet field and a negative pressure take-up field, the fast-shooting flow field suppresses large particles from splashing dust in a hedging manner, and the negative pressure take-up field is finely splashed by a negative pressure entrainment method, and then atomized and covered, The dust is recovered by the collision and settlement methods, and the effect after dust removal is shown in Table 1.
表1Table 1
本发明提供的飞溅性粉尘的除尘系统及方法，使用雾化性能高的射流喷嘴可节省能源，能耗小，该系统结构体积小，便于小空间作业和安装，对不同空间位置产生的粉尘均具有较好的除尘效果，对于大颗粒飞溅性粉尘采取射流对冲的方式抑制飞溅，对于微细飞溅性粉尘、扩散性粉尘采用负压卷吸和雾化覆盖碰并的方式进行除尘，最终以碰并沉降的方式回收粉尘，从源头治理作业时产生的飞溅性粉尘扩散和二次污染。
The dust removing system and method for splashing dust provided by the invention can save energy and consume less energy by using a jet nozzle with high atomization performance, and the system has small structure, is convenient for small space operation and installation, and generates dust for different spatial positions. It has a good dust-removing effect, and adopts a jet hedging method to suppress splashing of large-particle splashing dust. For fine splashing dust and diffusing dust, dust is taken by negative pressure entrainment and atomization covering, and finally touched The method of sedimentation recovers dust, and the splashing dust and secondary pollution generated from the source treatment work.
最后应当说明的是：以上实施例仅用以说明本发明的技术方案而非对其限制，尽管参照上述实施例对本发明进行了详细的说明，所属领域的普通技术人员依然可以对本发明的具体实施方式进行修改或者等同替换，这些未脱离本发明精神和范围的任何修改或者等同替换，均在申请待批的权利要求保护范围之内。
It should be noted that the above embodiments are only for explaining the technical solutions of the present invention and are not limited thereto. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still implement the present invention. Modifications or equivalents are intended to be included within the scope of the appended claims.
Claims (6)
- 一种飞溅性粉尘的除尘系统，其特征在于，所述除尘系统包括依次连接的射流喷嘴、喷射角度调节器、喷射雾量调节器、压力感应装置、流体动力系统以及控制系统，所述射流喷嘴与飞溅粉尘场的切边根据实际需要形成一定角度进行喷射。A dust removing system for spattering dust, characterized in that the dust removing system comprises a jet nozzle, an injection angle adjuster, an injection mist amount adjuster, a pressure sensing device, a fluid power system and a control system, which are sequentially connected, the jet nozzle The cutting edge with the splashing dust field is sprayed at a certain angle according to actual needs.
- 根据权利要求1所述一种飞溅性粉尘的除尘系统，其特征在于，所述喷嘴角度调节器用于调节射流的喷射角度。A dust removing system for a splashing dust according to claim 1, wherein said nozzle angle adjuster is for adjusting an injection angle of the jet.
- 根据权利要求1所述一种飞溅性粉尘的除尘系统，其特征在于，所述射流喷嘴喷射高速流体，产生雾化颗粒。A dust removing system for a spattering dust according to claim 1, wherein said jet nozzle ejects a high-speed fluid to generate atomized particles.
- 根据权利要求3所述一种飞溅性粉尘的除尘系统，其特征在于，所述喷射雾量调节器用于调节射流喷嘴所产生的雾量。A dust removing system for a spattering dust according to claim 3, wherein said spray mist amount adjuster is for adjusting the amount of mist generated by the jet nozzle.
- 根据权利要求1所述一种飞溅性粉尘的除尘系统，其特征在于，所述压力感应装置用于感应飞溅粉尘的飞溅作用点和飞溅力度，并反馈压力信号给所述控制系统，控制系统根据压力信号控制喷射角度器和喷射雾量调节器。A dust removing system for a splashing dust according to claim 1, wherein said pressure sensing means is adapted to sense a splashing point and a splashing force of the splashing dust, and feed back a pressure signal to said control system, and the control system is The pressure signal controls the jet angler and the spray mist regulator.
- 一种飞溅性粉尘的除尘方法，所述除尘方法基于上述除尘系统，其特征在于，所述除尘方法包括以下步骤：A dust removing method for spattering dust, the dust removing method is based on the dust removing system described above, characterized in that the dust removing method comprises the following steps:S1，所述压力感应装置采集作用点的压力信息，反馈至控制系统；S1, the pressure sensing device collects pressure information of the action point and feeds back to the control system;S2，所述控制系统调节射流喷嘴的射流雾量和射流角度；S2, the control system adjusts a jet mist amount and a jet angle of the jet nozzle;S3，所述射流喷嘴产生高速射流场和负压卷吸场，速射流场 以对冲方式抑制大颗粒飞溅粉尘，负压卷吸场以负压卷吸方式微细飞溅性粉尘，然后雾化覆盖、碰并、沉降方式回收粉尘。 S3, the jet nozzle generates a high-speed jet field and a negative pressure take-up field, and a rapid jet flow field The large particle splashing dust is suppressed by the hedging method, and the negative pressure winding field is finely splashed with the negative pressure entrainment method, and then the dust is recovered by atomization covering, collision and sedimentation.
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| CN108708761A (en) * | 2018-05-21 | 2018-10-26 | 西南交通大学 | Dust pelletizing system and dust removal method |
| CN111054162A (en) * | 2019-12-31 | 2020-04-24 | 柏美迪康环境科技（上海）股份有限公司 | Dust suppression system applied to material pile greenhouse |
| CN114109480A (en) * | 2021-11-23 | 2022-03-01 | 太原理工大学 | Use method of dust coagulation device based on gas atomization vortex fluid generation unit group |
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| JP2002273142A (en) * | 2001-03-19 | 2002-09-24 | Yoji Kureya | Dust collector |
| CN201455529U (en) * | 2009-07-20 | 2010-05-12 | 章德均 | Water curtain dedusting device for plasma cutting |
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| CN105194953A (en) * | 2014-06-25 | 2015-12-30 | 宜兴市恒润智能科技有限公司 | Automatic sprinkling dusting equipment for mine |
| CN205386759U (en) * | 2016-03-22 | 2016-07-20 | 上海置辰智慧建筑集团股份有限公司 | Dedusting cutting machine |
| CN106139778A (en) * | 2016-08-10 | 2016-11-23 | 秦皇岛首创思泰意达环保科技有限公司 | The dust pelletizing system of a kind of splashing property dust and method |
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| CN108708761A (en) * | 2018-05-21 | 2018-10-26 | 西南交通大学 | Dust pelletizing system and dust removal method |
| CN111054162A (en) * | 2019-12-31 | 2020-04-24 | 柏美迪康环境科技（上海）股份有限公司 | Dust suppression system applied to material pile greenhouse |
| CN114109480A (en) * | 2021-11-23 | 2022-03-01 | 太原理工大学 | Use method of dust coagulation device based on gas atomization vortex fluid generation unit group |
| CN114109480B (en) * | 2021-11-23 | 2023-06-02 | 太原理工大学 | Application method of dust condensing device based on gas atomization vortex fluid generation unit group |
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