CN106351694A - Tunnel dust removal method - Google Patents
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- CN106351694A CN106351694A CN201610910907.0A CN201610910907A CN106351694A CN 106351694 A CN106351694 A CN 106351694A CN 201610910907 A CN201610910907 A CN 201610910907A CN 106351694 A CN106351694 A CN 106351694A
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- 239000000428 dust Substances 0.000 title claims abstract description 86
- 238000000034 method Methods 0.000 title claims abstract description 29
- 239000007791 liquid phase Substances 0.000 claims abstract description 42
- 239000007788 liquid Substances 0.000 claims abstract description 29
- 239000007921 spray Substances 0.000 claims abstract description 9
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 239000002699 waste material Substances 0.000 claims abstract description 6
- 238000009825 accumulation Methods 0.000 claims description 16
- 239000013049 sediment Substances 0.000 claims description 14
- 150000002500 ions Chemical class 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 8
- 238000005057 refrigeration Methods 0.000 claims description 7
- 239000002893 slag Substances 0.000 claims description 6
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 5
- 150000001450 anions Chemical class 0.000 claims description 5
- 239000004917 carbon fiber Substances 0.000 claims description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 5
- 239000004065 semiconductor Substances 0.000 claims description 5
- 238000001179 sorption measurement Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 238000004062 sedimentation Methods 0.000 claims description 4
- 239000004408 titanium dioxide Substances 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 3
- 238000005286 illumination Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 238000011835 investigation Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 239000002245 particle Substances 0.000 abstract description 5
- 239000002341 toxic gas Substances 0.000 abstract description 4
- 238000010410 dusting Methods 0.000 abstract 1
- 238000009423 ventilation Methods 0.000 description 18
- 239000007789 gas Substances 0.000 description 5
- 238000001914 filtration Methods 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 206010019233 Headaches Diseases 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 208000019693 Lung disease Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Electrostatic Separation (AREA)
Abstract
本发明涉及隧道除尘技术领域，具体涉及一种隧道粉尘的去除方法，通过除尘设备处理收集隧道内粉尘，包括以下步骤：S1.对隧道进行清扫作业，清理隧道内废渣；S2.采用压缩空气喷射隧道顶部及墙壁，进行二次起尘；S3.启动除尘设备，处理收集隧道内粉尘；通过新风机吸入含尘空气，含尘空气经过滤网初步吸附过滤粉尘，再通过负离子装置和液相迷宫吸附收集粉尘，得到无尘空气，由排气管排出。本发明采用液相迷宫的结构，延长了空气与液体的接触时间，同时配合负离子装置的结构，将颗粒物吸附到液体中，提高除尘效果；本发明结构简单，使用便捷，使用寿命长，且持续有效处理粉尘和有毒气体，广泛使用于各种环境下的隧道除尘。
The present invention relates to the technical field of tunnel dedusting, in particular to a method for removing dust in a tunnel. The dust in the tunnel is processed and collected by dust removal equipment, which includes the following steps: S1. Cleaning the tunnel to clean up waste residue in the tunnel; S2. Using compressed air to spray The top and walls of the tunnel are used for secondary dusting; S3. Start the dust removal equipment to process and collect the dust in the tunnel; the dusty air is inhaled through the fresh fan, and the dusty air is initially absorbed and filtered by the filter, and then passed through the negative ion device and the liquid phase labyrinth Adsorb and collect dust to obtain dust-free air, which is discharged through the exhaust pipe. The invention adopts the structure of the liquid phase labyrinth, which prolongs the contact time between the air and the liquid. At the same time, it cooperates with the structure of the negative ion device to absorb the particles into the liquid and improve the dust removal effect; the invention has the advantages of simple structure, convenient use, long service life, and continuous Effectively handle dust and toxic gases, widely used in tunnel dust removal in various environments.
Description
技术领域technical field
本发明涉及隧道除尘技术领域，具体涉及一种隧道粉尘的去除方法。The invention relates to the technical field of tunnel dust removal, in particular to a method for removing tunnel dust.
背景技术Background technique
隧道的结构包括主体建筑物和附属设备两部分。主体建筑物由洞身和洞门组成，附属设备包括避车洞、消防设施、应急通讯和防排水设施，长大隧道还有专门的通风和照明设备。The structure of the tunnel includes two parts, the main building and the auxiliary equipment. The main building is composed of the tunnel body and the tunnel door. The auxiliary equipment includes car avoidance tunnels, fire protection facilities, emergency communication and waterproof and drainage facilities. The long tunnel also has special ventilation and lighting equipment.
中国专利公布号CN202047855U公开一种隧道通风系统，包括设置在隧道内壁上的隧道通风装置，隧道通风装置包括进风装置和出风装置，进风装置包括壳体、设置在壳体上方的过滤板以及设置在过滤板上方的风机，出风装置包括底板、与底板相连的顶板以及与顶板相连的弧形板，底板、顶板和弧形板围成一个用于通风的腔体，所述壳体与腔体连通。该隧道通风系统较之传统的机械化通风模式通风效果有了显著的提高，提高了安全系数，减少了噪音污染，节能环保。Chinese Patent Publication No. CN202047855U discloses a tunnel ventilation system, which includes a tunnel ventilation device arranged on the inner wall of the tunnel. The tunnel ventilation device includes an air inlet device and an air outlet device. The air inlet device includes a housing and a filter plate arranged above the housing. And the fan arranged above the filter plate, the air outlet device includes a bottom plate, a top plate connected to the bottom plate and an arc plate connected to the top plate, the bottom plate, the top plate and the arc plate enclose a cavity for ventilation, the housing communicate with the cavity. Compared with the traditional mechanized ventilation mode, the ventilation effect of the tunnel ventilation system has been significantly improved, the safety factor has been improved, noise pollution has been reduced, and energy saving and environmental protection have been achieved.
中国专利公布号CN201963328U公开了一种城市隧道设计和轴流风机倾斜安装形式的城市隧道通风系统，属于风机与通风系统工程技术领域，包括隧道通风井，所述隧道通风井的上端为竖直段、下端为倾斜段，竖直段内安装有消声器，倾斜段内安装有防水风机，同时倾斜段的最低端一侧与隧道壁上开设的流水槽相对接。该实用新型能有效地解决防雨、降噪以及美化城市路面的问题。Chinese Patent Publication No. CN201963328U discloses an urban tunnel ventilation system in the form of urban tunnel design and oblique installation of axial flow fans, which belongs to the technical field of fan and ventilation system engineering and includes a tunnel ventilation shaft whose upper end is a vertical section 1. The lower end is an inclined section, a muffler is installed in the vertical section, a waterproof fan is installed in the inclined section, and the lowest end side of the inclined section is connected to the running water tank provided on the tunnel wall. The utility model can effectively solve the problems of rain prevention, noise reduction and beautification of urban road surfaces.
中国专利公布号CN102482943A公开一种隧道通风设备，为净化包含车辆通行用隧道在内的一般隧道内部的空气，同时将隧道内部被污染的空气排出到外部，在隧道内部地面上以一定间隔设置一列大小不同的多个储水罐，通过供给冷空气与车辆产生的被污染的热空气产生对流，使其中重量较重的煤烟及尾气被储水罐吸收，重量较轻的污染气体通过烟囱排出到外部，使隧道内部空气始终保持清新，营造舒适的隧道环境，而且在隧道内发生火灾时，能够喷射消防水进行灭火。该发明为实现隧道内部空气的自然循环，将储水罐设施产生的对流现象和烟囱效果相结合，使污染空气自然排出，该发明与以往使用排风扇进行通风的方式不同，不会产生噪音，也不会发热，而且没有电力消耗，能够降低经济损失。Chinese Patent Publication No. CN102482943A discloses a tunnel ventilation device. In order to purify the air inside a general tunnel including the tunnel for vehicles, and discharge the polluted air inside the tunnel to the outside, a row of ventilation equipment is arranged on the ground inside the tunnel at certain intervals. Multiple water storage tanks of different sizes, through the supply of cold air and the polluted hot air generated by the vehicle, generate convection, so that the heavier soot and exhaust gas are absorbed by the water storage tanks, and the lighter pollutant gases are discharged through the chimney To the outside, the air inside the tunnel is always kept fresh, creating a comfortable tunnel environment, and when a fire breaks out in the tunnel, firefighting water can be sprayed to extinguish the fire. In order to realize the natural circulation of the air inside the tunnel, this invention combines the convection phenomenon generated by the water storage tank facilities with the chimney effect to let the polluted air be discharged naturally. This invention is different from the previous method of using exhaust fans for ventilation, which will not generate noise and is also It will not generate heat, and there is no power consumption, which can reduce economic losses.
由于隧道狭窄，通风不良，往往会堆积许多的废气、尘埃，这些污染对人体的眼睛和呼吸道有刺激作用，易诱发各种炎症，轻者眩晕、头痛，重者将受到永久性损伤；而尘埃颗粒还会引发肺部疾病，使隧道内人员的健康难以保证。因此，寻求一种效果良好的控制隧道环境的方法，已经成为城市公路隧道建设中急需解决的问题之一。目前，隧道的通风基本是通过安装大型的鼓风机来实现的，这种噪音大，对长的隧道通风效果也很差。因此，本发明提供一种新的隧道粉尘的去除方法，能有效去除有害气体和粉尘，以弥补现有技术中的不足。Due to the narrow tunnel and poor ventilation, a lot of exhaust gas and dust are often accumulated. These pollutions can irritate the eyes and respiratory tract of the human body, and easily induce various inflammations. In mild cases, dizziness and headaches, in severe cases, will be permanently damaged; while dust Particles can also cause lung disease, making it difficult to ensure the health of those inside the tunnel. Therefore, seeking a method with good effect to control the tunnel environment has become one of the urgent problems to be solved in the construction of urban highway tunnels. At present, the ventilation of tunnels is basically achieved by installing large blowers, which are very noisy and have a poor ventilation effect on long tunnels. Therefore, the present invention provides a new method for removing tunnel dust, which can effectively remove harmful gas and dust, so as to make up for the deficiencies in the prior art.
发明内容Contents of the invention
本发明的目的在于克服现有技术的不足，提供一种隧道粉尘的去除方法，通过光催化活性炭对隧道内粉尘和有毒气体进行吸附、分解，然后经负离子装置进一步处理吸附粉尘，实现对隧道内粉尘和有害气体的有效去除。The purpose of the present invention is to overcome the deficiencies of the prior art and provide a method for removing dust in the tunnel, which uses photocatalytic activated carbon to adsorb and decompose the dust and toxic gas in the tunnel, and then further treats the adsorbed dust with an anion device to realize the removal of dust in the tunnel. Effective removal of dust and harmful gases.
本发明的目的是通过以下技术方案来实现的：The purpose of the present invention is achieved through the following technical solutions:
一种隧道粉尘的去除方法，通过除尘设备处理收集隧道内粉尘，包括以下步骤：A method for removing tunnel dust, using dust removal equipment to process and collect dust in the tunnel, comprising the following steps:
S1.对隧道进行清扫作业，清理隧道内废渣；S1. Carry out cleaning operations on the tunnel and clean up the waste residue in the tunnel;
S2.采用压缩空气喷射隧道顶部及墙壁，进行二次起尘；S2. Use compressed air to spray the top and walls of the tunnel for secondary dust generation;
S3.启动除尘设备，处理收集隧道内粉尘；S3. Start the dust removal equipment to process and collect the dust in the tunnel;
所述除尘设备包括第一过滤系统和第二过滤系统，所述第一过滤系统包括新风机、进风管、滤网、光照元件，所述新风机设置在进风管的进风口，所述滤网包含至少一层表面负载二氧化钛的碳纤维网，滤网设置在进风管内，光照元件靠近滤网设置在进风管的内壁；所述第二过滤系统包括液相迷宫，液相迷宫的进气口与进气管连通，出气口与排气管连通，所述的液相迷宫至少部分地浸没在液体内；在液相迷宫进气口的上部设有负离子装置，负离子装置中的放电极与电源的正极连接，所述的液相迷宫为导电体，液相迷宫与电源的负极连接或/和液相迷宫直接接地；The dust removal equipment includes a first filter system and a second filter system, the first filter system includes a new fan, an air inlet pipe, a filter screen, and a lighting element, the new fan is arranged at the air inlet of the air inlet pipe, and the The filter screen comprises at least one layer of carbon fiber mesh loaded with titanium dioxide on the surface, the filter screen is arranged in the air inlet pipe, and the illumination element is arranged on the inner wall of the air inlet pipe near the filter screen; the second filter system includes a liquid phase labyrinth, and the inlet of the liquid phase labyrinth The air port is communicated with the air inlet pipe, and the air outlet is communicated with the exhaust pipe, and the liquid-phase labyrinth is at least partially submerged in the liquid; an anion device is arranged on the upper part of the air-inlet of the liquid-phase maze, and the discharge electrode in the anion device is connected with the The positive pole of the power supply is connected, the liquid-phase labyrinth is a conductor, and the liquid-phase labyrinth is connected to the negative pole of the power supply or/and the liquid-phase labyrinth is directly grounded;
通过新风机吸入含尘空气，含尘空气经过滤网初步吸附过滤粉尘，再通过负离子装置和液相迷宫吸附收集粉尘，得到无尘空气，由排气管排出。The dust-laden air is inhaled through the fresh fan, and the dust-laden air is initially absorbed and filtered by the filter, and then the dust is collected by the negative ion device and the liquid phase labyrinth to obtain dust-free air, which is discharged from the exhaust pipe.
进一步地，所述步骤S2中压缩空气的压力为0.6-1.5MPa。Further, the pressure of the compressed air in the step S2 is 0.6-1.5 MPa.
进一步地，所述除尘设备的液相迷宫由多个水平布置的隔板交错布置而成，至少在隔板的迎水面设有刚毛层；所述隔板和刚毛层用于提高含尘空气与液体的接触面积，提高粉尘的吸附效率。Further, the liquid phase labyrinth of the dust removal equipment is formed by a plurality of horizontally arranged partitions arranged in a staggered manner, at least on the water-facing surface of the partitions is provided with bristles; the partitions and bristles are used to improve the dust-laden air and The contact area of the liquid improves the adsorption efficiency of dust.
进一步地，所述除尘设备的排气管还与回液管连通，回液管与沉渣堆积区连通，在沉渣堆积区设有斜板沉淀区，沉渣堆积区的底部设有排渣管，渣堆积区的顶部通过回液口与液相迷宫连通；液相迷宫吸附收集的粉尘，经斜板沉淀区沉淀后，在沉渣堆积区堆积，经排渣管排出。Further, the exhaust pipe of the dedusting equipment is also connected with the liquid return pipe, and the liquid return pipe is connected with the sediment accumulation area, and a sloping plate precipitation area is arranged in the sediment accumulation area, and a slag discharge pipe is arranged at the bottom of the sediment accumulation area. The top of the accumulation area is connected to the liquid phase labyrinth through the liquid return port; the dust collected by the liquid phase labyrinth is adsorbed and deposited in the inclined plate sedimentation area, then accumulated in the sediment accumulation area and discharged through the slag discharge pipe.
进一步地，所述液相迷宫的顶部还设有喷头，用于喷淋除尘。Further, the top of the liquid labyrinth is also provided with a spray head for spraying and dust removal.
进一步地，所述液相迷宫还设有冷凝装置，冷凝装置的换热片置于排气管内，换热片与半导体制冷片的冷极连接，半导体制冷片的热极与水冷装置连接，用于冷凝无尘空气中的水分，避免隧道内湿度过高。Further, the liquid-phase labyrinth is also provided with a condensing device, the heat transfer fins of the condensing device are placed in the exhaust pipe, the heat transfer fins are connected to the cold poles of the semiconductor refrigeration chips, and the hot poles of the semiconductor refrigeration chips are connected to the water cooling device. Moisture in the dust-free air is condensed to avoid excessive humidity in the tunnel.
本发明的有益效果是：本发明采用负载二氧化钛的碳纤维，在光照条件下，具有持续吸附、分解粉尘和有毒气体的功能，从而实现对粉尘和有毒气体的有效处理；同时采用湿式负离子除尘装置，通过采用液体吸附的方式，配合液相迷宫的结构，有效吸附了空气中的粉尘，减少了室内的可吸附颗粒物含量，进一步的吸附粉尘，而采用液相迷宫的结构，延长了空气与液体的接触时间，起到很好的除尘作用，与现有技术中的相比，本发明的除尘效果更佳，且能耗低，几乎无耗材，降低了使用成本。配合负离子装置的结构，在液相迷宫的上口使进入空气中的颗粒物带上正电荷，而液相迷宫与负极连接或者接地，从而可以更好的将颗粒物吸附到液体中，提高除尘效果。The beneficial effect of the present invention is: the present invention adopts the carbon fiber loaded with titanium dioxide, and has the function of continuously absorbing and decomposing dust and toxic gas under the condition of light, so as to realize effective treatment of dust and toxic gas; at the same time, wet negative ion dust removal device is adopted, By adopting the method of liquid adsorption, combined with the structure of the liquid labyrinth, the dust in the air is effectively adsorbed, the content of adsorbable particles in the room is reduced, and the dust is further adsorbed. The structure of the liquid labyrinth prolongs the distance between air and liquid. The contact time has a very good dust removal effect. Compared with the prior art, the dust removal effect of the present invention is better, and the energy consumption is low, and there are almost no consumables, which reduces the use cost. With the structure of the negative ion device, the particles entering the air are positively charged at the top of the liquid phase labyrinth, and the liquid phase labyrinth is connected to the negative electrode or grounded, so that the particles can be better adsorbed into the liquid and the dust removal effect can be improved.
附图说明Description of drawings
图1为本发明除尘设备的结构图；Fig. 1 is the structural diagram of dedusting equipment of the present invention;
图中，1-液相迷宫，2-滤网，3-新风机，4-光照单元，5-负离子装置，6-隔板，7-刚毛层，8-排气管，9-半导体制冷片，10-水冷装置，11-换热片，12-回液口，13-回液管，14-斜板沉淀区，15-沉渣堆积区，16-排渣管，17-进液口，18-喷头。In the figure, 1-liquid labyrinth, 2-filter, 3-fresh fan, 4-illumination unit, 5-negative ion device, 6-partition, 7-setae layer, 8-exhaust pipe, 9-semiconductor refrigeration sheet , 10-water cooling device, 11-heat exchange fin, 12-liquid return port, 13-liquid return pipe, 14-inclined plate sedimentation area, 15-sediment accumulation area, 16-slag discharge pipe, 17-liquid inlet, 18 - Sprinklers.
具体实施方式detailed description
下面结合具体实施例和赌徒进一步详细描述本发明的技术方案，但本发明的保护范围不局限于以下所述。The technical solution of the present invention will be further described in detail below in conjunction with specific embodiments and gamblers, but the protection scope of the present invention is not limited to the following description.
本发明中使用的除尘设备，如图1所示，包括第一过滤系统和第二过滤系统，The dust removal equipment used among the present invention, as shown in Figure 1, comprises the first filtering system and the second filtering system,
所述第一过滤系统包括新风机3、进风管、滤网2、光照元件4，所述新风机3设置在进风管的进风口，滤网2设置在进风管内，光照元件4靠近滤网2设置在进风管的内壁；The first filter system includes a fresh fan 3, an air inlet pipe, a filter screen 2, and a lighting element 4. The fresh fan 3 is arranged at the air inlet of the air inlet pipe, the filter screen 2 is arranged in the air inlet pipe, and the lighting element 4 is close to the air inlet of the air inlet pipe. The filter screen 2 is arranged on the inner wall of the air inlet pipe;
所述第二过滤系统包括液相迷宫1和排气管8，液相迷宫1的进气口与进气管连通，出气口与排气管8连通，所述的液相迷宫1至少部分地浸没在液体内；在液相迷宫1进气口的上部设有负离子装置5，负离子装置5中的放电极与电源的正极连接，所述的液相迷宫1为导电体，液相迷宫1与电源的负极连接或/和液相迷宫1直接接地；所述排气管8与通风管18连通。The second filtration system includes a liquid-phase labyrinth 1 and an exhaust pipe 8, the air inlet of the liquid-phase labyrinth 1 communicates with the air-intake pipe, and the air outlet communicates with the exhaust pipe 8, and the liquid-phase labyrinth 1 is at least partially submerged In the liquid; the top of the liquid-phase labyrinth 1 air inlet is provided with negative ion device 5, and the discharge electrode in the negative-ion device 5 is connected with the positive pole of power supply, and described liquid-phase labyrinth 1 is conductor, and liquid-phase labyrinth 1 and power supply Negative electrode connection or/and the liquid phase labyrinth 1 is directly grounded; The exhaust pipe 8 is communicated with the ventilation pipe 18.
具体地，所述滤网2包含至少一层碳纤维网，所述碳纤维网表面负载二氧化钛。Specifically, the filter screen 2 includes at least one layer of carbon fiber mesh, and the surface of the carbon fiber mesh supports titanium dioxide.
具体地，所述液相迷宫1由多个水平布置的隔板6交错布置而成，至少在隔板6的迎水面设有刚毛层7；所述隔板6和刚毛层7用于提高含尘空气与液体的接触面积，提高粉尘的吸附效率。Specifically, the liquid-phase labyrinth 1 is formed by a plurality of horizontally arranged partitions 6 arranged in a staggered manner, at least on the water-facing surface of the partitions 6 is provided with bristles 7; the partitions 6 and bristles 7 are used to increase the content The contact area between dust air and liquid improves the adsorption efficiency of dust.
具体地，所述排气管8还与回液管13连通，回液管13与沉渣堆积区15连通，在沉渣堆积区15设有斜板沉淀区14，沉渣堆积区15的底部设有排渣管16，沉渣堆积区15的顶部通过回液口12与液相迷宫1连通；液相迷宫1吸附收集的粉尘，经斜板沉淀区14沉淀后，在沉渣堆积区15堆积，经排渣管16排出。Specifically, the exhaust pipe 8 is also communicated with the liquid return pipe 13, and the liquid return pipe 13 is communicated with the sediment accumulation area 15. A slant plate precipitation area 14 is arranged in the sediment accumulation area 15, and a drain is arranged at the bottom of the sediment accumulation area 15. The slag pipe 16 and the top of the sediment accumulation area 15 are connected to the liquid phase labyrinth 1 through the liquid return port 12; the dust collected by the liquid phase labyrinth 1 is absorbed by the inclined plate precipitation area 14, and accumulated in the sediment accumulation area 15. Tube 16 exits.
具体地，所述液相迷宫1的顶部还设有喷头19，用于喷淋除尘，提高粉尘吸附收集效率。Specifically, the top of the liquid-phase labyrinth 1 is also provided with a spray head 19 for spraying and dust removal to improve the efficiency of dust adsorption and collection.
具体地，所述液相迷宫1还设有冷凝装置，冷凝装置的换热片11置于排气管8内，换热片11与半导体制冷片9的冷极连接，半导体制冷片9的热极与水冷装置10连接，用于冷凝无尘空气中的水分，避免隧道内湿度过高。Specifically, the liquid-phase labyrinth 1 is also provided with a condensing device, and the heat exchanging fin 11 of the condensing device is placed in the exhaust pipe 8, and the heat exchanging fin 11 is connected with the cold pole of the semiconducting refrigeration sheet 9, and the heat exchanging sheet 11 of the semiconducting refrigeration sheet 9 The pole is connected with the water cooling device 10, and is used to condense the moisture in the dust-free air to avoid excessive humidity in the tunnel.
实施例1Example 1
一种隧道粉尘的去除方法，通过除尘设备处理收集隧道内粉尘，包括以下步骤：A method for removing tunnel dust, using dust removal equipment to process and collect dust in the tunnel, comprising the following steps:
S1.对隧道进行清扫作业，清理隧道内废渣；S1. Carry out cleaning operations on the tunnel and clean up the waste residue in the tunnel;
S2.采用0.6MPa的压缩空气喷射隧道顶部及墙壁，进行二次起尘；S2. Use 0.6MPa compressed air to spray the top and walls of the tunnel for secondary dust generation;
S3.启动除尘设备，处理收集隧道内粉尘；通过新风机3吸入含尘空气，含尘空气经过滤网2初步吸附过滤粉尘，再通过负离子装置5和液相迷宫1吸附收集粉尘，得到无尘空气，由排气管8排出。S3. Start the dust removal equipment to process and collect the dust in the tunnel; the dust-laden air is inhaled through the fresh fan 3, and the dust-laden air is initially absorbed and filtered by the filter screen 2, and then the dust is adsorbed and collected by the negative ion device 5 and the liquid labyrinth 1 to obtain dust-free The air is discharged through the exhaust pipe 8.
实施例2Example 2
一种隧道粉尘的去除方法，通过除尘设备处理收集隧道内粉尘，包括以下步骤：A method for removing tunnel dust, using dust removal equipment to process and collect dust in the tunnel, comprising the following steps:
S1.对隧道进行清扫作业，清理隧道内废渣；S1. Carry out cleaning operations on the tunnel and clean up the waste residue in the tunnel;
S2.采用1.5MPa的压缩空气喷射隧道顶部及墙壁，进行二次起尘；S2. Use 1.5MPa compressed air to spray the top and walls of the tunnel for secondary dust generation;
S3启动除尘设备，处理收集隧道内粉尘；通过新风机3吸入含尘空气，含尘空气经过滤网2初步吸附过滤粉尘，再通过负离子装置5和液相迷宫1吸附收集粉尘，得到无尘空气，由排气管8排出。S3 starts the dust removal equipment to process and collect the dust in the tunnel; the dust-laden air is inhaled through the fresh fan 3, and the dust-laden air is initially absorbed and filtered by the filter screen 2, and then the dust is absorbed and collected by the negative ion device 5 and the liquid phase labyrinth 1 to obtain dust-free air , discharged from the exhaust pipe 8.
实施例3Example 3
一种隧道粉尘的去除方法，通过除尘设备处理收集隧道内粉尘，包括以下步骤：A method for removing tunnel dust, using dust removal equipment to process and collect dust in the tunnel, comprising the following steps:
S1.对隧道进行清扫作业，清理隧道内废渣；S1. Carry out cleaning operations on the tunnel and clean up the waste residue in the tunnel;
S2.采用0.6MPa的压缩空气喷射隧道顶部及墙壁，进行二次起尘；S2. Use 0.6MPa compressed air to spray the top and walls of the tunnel for secondary dust generation;
S3.启动除尘设备，处理收集隧道内粉尘；通过新风机3吸入含尘空气，含尘空气经过滤网2初步吸附过滤粉尘，再通过负离子装置5和液相迷宫1吸附收集粉尘，得到无尘空气，由排气管8排出。S3. Start the dust removal equipment to process and collect the dust in the tunnel; the dust-laden air is inhaled through the fresh fan 3, and the dust-laden air is initially absorbed and filtered by the filter screen 2, and then the dust is adsorbed and collected by the negative ion device 5 and the liquid labyrinth 1 to obtain dust-free The air is discharged through the exhaust pipe 8.
以上所述仅是本发明的优选实施方式，应当理解本发明并非局限于本文所披露的形式，不应看作是对其他实施例的排除，而可用于各种其他组合、修改和环境，并能够在本文所述构想范围内，通过上述教导或相关领域的技术或知识进行改动。而本领域人员所进行的改动和变化不脱离本发明的精神和范围，则都应在本发明所附权利要求的保护范围内。The above descriptions are only preferred embodiments of the present invention, and it should be understood that the present invention is not limited to the forms disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and Modifications can be made within the scope of the ideas described herein, by virtue of the above teachings or skill or knowledge in the relevant art. However, changes and changes made by those skilled in the art do not depart from the spirit and scope of the present invention, and should all be within the protection scope of the appended claims of the present invention.
Claims (6)
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| CN114251117A (en) * | 2021-12-22 | 2022-03-29 | 新疆工程学院 | A coal mining dust-proof system and using method thereof |
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