技术领域technical field
本实用新型涉及一种低浓度VOC净化处理装置，属于VOC净化处理装置。The utility model relates to a low-concentration VOC purification treatment device, which belongs to the VOC purification treatment device.
背景技术Background technique
大量的工业和化工生产中都会产生大量的废气，如印染行业定型机、烘干机、烫关机、烘箱、涂层机等设备在运行时都产生大量高温废气，废气中含有大量的毛丝、尘埃、废油、印染助剂等有害化学成分，严重危害人体健康，常见的VOC净化处理装置都采用一级喷淋净化，二级静电净化的双重净化装置，通常能达到 最高允许排放颗粒物浓度不超70mg/m3，油烟浓度不超100mg/m3的排放标准，但进一步的净化则需要更高效的净化设备，特别对于一些本来就低浓度的VOC，需要达到更高的排放标准，因此需要对现有VOC净化处理装置结构进行优化。A large amount of waste gas will be generated in a large number of industrial and chemical production, such as printing and dyeing industry setting machine, dryer, ironing machine, oven, coating machine and other equipment will generate a large amount of high-temperature waste gas during operation, the waste gas contains a large amount of wool, Harmful chemical components such as dust, waste oil, printing and dyeing auxiliaries, etc., seriously endanger human health. Common VOC purification treatment devices adopt a double purification device with primary spray purification and secondary electrostatic purification, which can usually reach the maximum allowable emission concentration of particulate matter. Exceeding 70mg/m3, the oil fume concentration does not exceed the emission standard of 100mg/m3, but further purification requires more efficient purification equipment, especially for some low-concentration VOCs, which need to meet higher emission standards, so it is necessary to The structure of the VOC purification treatment device is optimized.
实用新型内容Utility model content
为解决现有技术的不足，本实用新型的目的在于提供一种手动低浓度VOC净化处理装置。In order to solve the deficiencies of the prior art, the purpose of the utility model is to provide a manual low-concentration VOC purification treatment device.
为了实现上述目标，本实用新型采用如下的技术方案：In order to achieve the above object, the utility model adopts the following technical solutions:
一种低浓度VOC净化处理装置，包括按废气流动方向依次连接的废气吸入口、一级喷淋除尘器、二级静电除尘器、三级活性炭吸附器和废气出口，前述废气吸入口处连接有风机，前述一级喷淋除尘器底部通过回水管与油水分离器顶部连接，前述一级喷淋除尘器内设有雾化器，前述雾化器通过进水管与油水分离器的底部连接，前述进水管的管路上设有循环水泵，前述废气出口位于三级活性炭吸附器顶部，在废气出口顶部设置有火焰喷头，前述火焰喷头与天然气管道连接，通过火焰喷头中火焰能进一步将未净化完全的废气中的硫磷化物进行燃烧，减少对周围环境的污染。A low-concentration VOC purification treatment device, comprising a waste gas suction port, a primary spray dust collector, a secondary electrostatic precipitator, a tertiary activated carbon adsorber, and a waste gas outlet connected in sequence according to the flow direction of the waste gas. The waste gas suction port is connected to The fan, the bottom of the first-stage spray dust collector is connected to the top of the oil-water separator through the return pipe, the atomizer is installed in the first-stage spray dust collector, and the atomizer is connected to the bottom of the oil-water separator through the water inlet pipe. A circulating water pump is installed on the water inlet pipe. The exhaust gas outlet is located at the top of the three-stage activated carbon adsorber. A flame nozzle is arranged on the top of the exhaust gas outlet. The flame nozzle is connected to a natural gas pipeline. The sulfur and phosphorus compounds in the exhaust gas are burned to reduce the pollution to the surrounding environment.
优选地，前述二级静电除尘器内包含阴级管、阳极管和延二级静电除尘器内部气流方向设置的滤袋，通过阴级管和阳极管将废气中小颗粒物吸附在滤袋内。Preferably, the above-mentioned secondary electrostatic precipitator includes a cathode tube, an anode tube and a filter bag arranged along the airflow direction inside the secondary electrostatic precipitator, and the small particles in the exhaust gas are adsorbed in the filter bag through the cathode tube and the anode tube.
优选地，前述三级活性炭吸附器内采用煤质柱状活性炭，有利于吸附废气中的气味，防止污染周围人员。Preferably, the coal-based columnar activated carbon is used in the aforementioned three-stage activated carbon adsorber, which is beneficial to absorb the odor in the exhaust gas and prevent the surrounding personnel from being polluted.
优选地，前述雾化器采用气体压缩式雾化器，利用雾化器消除废气中的大颗粒物。Preferably, the aforementioned atomizer adopts a gas compression atomizer, and the atomizer is used to eliminate large particles in the exhaust gas.
优选地，前述废气出口为文丘里结构管道，加快净化后废气的排放速度，提高净化效率。Preferably, the aforementioned waste gas outlet is a Venturi structure pipe, which speeds up the discharge speed of the purified waste gas and improves the purification efficiency.
优选地，前述废气出口离地高度大于等于3.5m，防止废气排放高度过低对周围人员造成影响。Preferably, the height of the aforementioned exhaust gas outlet from the ground is greater than or equal to 3.5m, so as to prevent the exhaust gas discharge height from being too low to affect surrounding personnel.
优选地，前述火焰喷头与天然气管道之间连接有截止阀，前述截止阀离地高度为0.9-1.1m，能使操作人员方便的操纵截止阀。Preferably, a shut-off valve is connected between the aforementioned flame spray head and the natural gas pipeline, and the height of the aforementioned shut-off valve from the ground is 0.9-1.1 m, enabling operators to conveniently manipulate the shut-off valve.
优选地，前述火焰喷头内设有压电陶瓷电子打火装置，通过压电陶瓷电子打火装置对火焰喷头进行点火。Preferably, the aforementioned flame spray head is provided with a piezoelectric ceramic electronic ignition device, and the flame spray head is ignited by the piezoelectric ceramic electronic ignition device.
本实用新型的有益之处在于：本实用新型结构简单，操作灵活，能提高废气净化效果，减少对周围环境的污染，特别对于一些本来就低浓度的VOC，能进一步减少排放颗粒物的浓度和油烟的浓度，具有显著的经济效益。The utility model is beneficial in that: the utility model is simple in structure, flexible in operation, can improve the exhaust gas purification effect, and reduce the pollution to the surrounding environment, especially for some low-concentration VOCs, it can further reduce the concentration of discharged particulate matter and soot The concentration has significant economic benefits.
附图说明Description of drawings
图1是本实用新型的一个优选实施例的结构示意图。Fig. 1 is a schematic structural view of a preferred embodiment of the present invention.
图中附图标记的含义：1、废气吸入口，2、一级喷淋除尘器构，3、二级静电除尘器，4、三级活性炭吸附器，5、废气出口，6、油水分离器，7、火焰喷头，8、截止阀，9、天然气管道，10、风机，11、循环水泵， 12、雾化器，13、阴级管，14、滤袋，15、阳极管。The meanings of reference signs in the figure: 1. Exhaust gas suction port, 2. First-level spray dust collector structure, 3. Second-level electrostatic precipitator, 4. Third-level activated carbon adsorber, 5. Waste gas outlet, 6. Oil-water separator , 7. Flame nozzle, 8. Globe valve, 9. Natural gas pipeline, 10. Fan, 11. Circulating water pump, 12. Atomizer, 13. Cathode tube, 14. Filter bag, 15. Anode tube.
具体实施方式Detailed ways
以下结合附图和具体实施例对本实用新型作具体的介绍。Below in conjunction with accompanying drawing and specific embodiment the utility model is made concrete introduction.
在本实用新型的描述中，需要理解的是，术语“中心”、“纵向”、“横向”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本实用新型和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本实用新型的限制。此外，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示相对重要性。In describing the present utility model, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", The orientations or positional relationships indicated by "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present invention. Novel and simplified descriptions do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the utility model. In addition, the terms "first" and "second" are used for descriptive purposes only, and should not be understood as indicating or implying relative importance.
参见图1，本实用新型的一种低浓度VOC净化处理装置，包括按废气流动方向依次连接的废气吸入口1、一级喷淋除尘器2、二级静电除尘器3、三级活性炭吸附器4和废气出口5，废气吸入口1连接在一级喷淋除尘器2侧面底部，废气吸入口1处连接有风机10，一级喷淋除尘器2底部通过回水管与油水分离器6顶部连接，一级喷淋除尘器2内设有雾化器12，其中雾化器12采用气体压缩式雾化器，利用雾化器12消除废气中的大颗粒物，雾化器12通过进水管与油水分离器6的底部连接，在进水管的管路上设有循环水泵11，废气出口5位于三级活性炭吸附器4顶部，在废气出口5顶部设置有火焰喷头7，火焰喷头7与天然气管道9连接，火焰喷头7与天然气管道9之间连接有截止阀8，截止阀8离地高度为0.9-1.1m，能使操作人员方便的操纵截止阀8，火焰喷头7内设有压电陶瓷电子打火装置，通过压电陶瓷电子打火装置对火焰喷头7进行点火，通过火焰喷头7中火焰能进一步将未净化完全的废气中的硫磷化物进行燃烧，减少对周围环境的污染；Referring to Fig. 1, a low-concentration VOC purification treatment device of the present invention includes a waste gas suction port 1, a first-level spray dust collector 2, a second-level electrostatic precipitator 3, and a third-level activated carbon adsorber connected in sequence according to the flow direction of the waste gas 4 and the exhaust gas outlet 5, the exhaust gas suction port 1 is connected to the bottom of the side of the primary spray dust collector 2, the exhaust gas suction port 1 is connected to the fan 10, and the bottom of the primary spray dust collector 2 is connected to the top of the oil-water separator 6 through the return pipe , the first-stage spray dust collector 2 is equipped with an atomizer 12, wherein the atomizer 12 is a gas compression atomizer, and the atomizer 12 is used to eliminate large particles in the exhaust gas. The bottom of the separator 6 is connected, a circulating water pump 11 is provided on the water inlet pipe, the waste gas outlet 5 is located at the top of the three-stage activated carbon adsorber 4, and a flame nozzle 7 is arranged on the top of the waste gas outlet 5, and the flame nozzle 7 is connected to the natural gas pipeline 9 A cut-off valve 8 is connected between the flame nozzle 7 and the natural gas pipeline 9. The height of the cut-off valve 8 from the ground is 0.9-1.1m, which enables the operator to operate the cut-off valve 8 conveniently. The flame device ignites the flame nozzle 7 through the piezoelectric ceramic electronic ignition device, and the flame in the flame nozzle 7 can further burn the sulfur phosphide in the unpurified exhaust gas, reducing the pollution to the surrounding environment;
二级静电除尘器3内包含阴级管13、阳极管15和延二级静电除尘器3内部气流方向设置的滤袋14，通过阴级管13和阳极管15将废气中小颗粒物吸附在滤袋14内，三级活性炭吸附器4内采用煤质柱状活性炭，有利于吸附废气中的气味，防止污染周围人员。The secondary electrostatic precipitator 3 includes a cathode tube 13, an anode tube 15, and a filter bag 14 arranged along the airflow direction inside the secondary electrostatic precipitator 3, and the small particles in the exhaust gas are adsorbed on the filter bag through the cathode tube 13 and the anode tube 15 Inside 14, the three-stage activated carbon adsorber 4 adopts coal-based columnar activated carbon, which is beneficial to absorb the odor in the exhaust gas and prevent the surrounding personnel from being polluted.
具体到本实施例中，废气出口5为文丘里结构管道，加快净化后废气的排放速度，提高净化效率，废气出口5离地高度大于等于3.5m，防止废气排放高度过低对周围人员造成影响。Specifically in this embodiment, the waste gas outlet 5 is a Venturi structure pipeline, which speeds up the discharge speed of the purified waste gas and improves the purification efficiency. .
综上所述，本实用新型结构简单，操作灵活，能提高废气净化效果，减少对周围环境的污染，特别对于一些本来就低浓度的VOC，能进一步减少排放颗粒物的浓度和油烟的浓度，具有显著的经济效益。To sum up, the utility model is simple in structure, flexible in operation, can improve the exhaust gas purification effect, and reduce the pollution to the surrounding environment, especially for some low-concentration VOCs, it can further reduce the concentration of discharged particulate matter and the concentration of oil fume, and has the advantages of Significant economic benefits.
在本实用新型的描述中，需要说明的是，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通。对于本领域的普通技术人员而言，可以具体情况理解上述术语在本实用新型中的具体含义。In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.
在本说明书的描述中，参考术语“一个实施例”、“一些实施例”、“示例”、“具体示例”、或“一些示例”等的描述意指结合该实施例或示例描述的具体特征、结构、材料或者特点包含于本实用新型的至少一个实施例或示例中。在本说明书中，对上述术语的示意性表述不一定指的是相同的实施例或示例。而且，描述的具体特征、结构、材料或者特点可以在任何的一个或多个实施例或示例中以合适的方式结合。In the description of this specification, descriptions referring to the terms "one embodiment", "some embodiments", "example", "specific examples", or "some examples" mean that specific features described in connection with the embodiment or example , structures, materials or features are included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
以上显示和描述了本实用新型的基本原理、主要特征和优点。本行业的技术人员应该了解，上述实施例不以任何形式限制本实用新型，凡采用等同替换或等效变换的方式所获得的技术方案，均落在本实用新型的保护范围内。The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the industry should understand that the above-mentioned embodiments do not limit the utility model in any form, and all technical solutions obtained by means of equivalent replacement or equivalent transformation all fall within the protection scope of the utility model.
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720862189.4UCN207102235U (en) | 2017-07-14 | 2017-07-14 | A kind of low concentration VOC purifying processing devices |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720862189.4UCN207102235U (en) | 2017-07-14 | 2017-07-14 | A kind of low concentration VOC purifying processing devices |
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| CN207102235Utrue CN207102235U (en) | 2018-03-16 |
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| CN201720862189.4UExpired - Fee RelatedCN207102235U (en) | 2017-07-14 | 2017-07-14 | A kind of low concentration VOC purifying processing devices |
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| CN (1) | CN207102235U (en) |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111558277A (en)* | 2020-06-11 | 2020-08-21 | 常州市永热太阳能设备有限公司 | A flue gas purification system |
| CN111841221A (en)* | 2020-07-22 | 2020-10-30 | 广东溢达纺织有限公司 | Setting machine tail gas cleaning device and setting equipment |
| CN119147346A (en)* | 2024-11-14 | 2024-12-17 | 浙江东方绿谷检测技术有限公司 | Exhaust gas particulate matter concentration emission detection device |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111558277A (en)* | 2020-06-11 | 2020-08-21 | 常州市永热太阳能设备有限公司 | A flue gas purification system |
| CN111841221A (en)* | 2020-07-22 | 2020-10-30 | 广东溢达纺织有限公司 | Setting machine tail gas cleaning device and setting equipment |
| CN119147346A (en)* | 2024-11-14 | 2024-12-17 | 浙江东方绿谷检测技术有限公司 | Exhaust gas particulate matter concentration emission detection device |
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