Industrial waste gas dust treatment device

Abstract

The utility model belongs to the technical field of waste gas treatment, and particularly relates to an industrial waste gas dust treatment device which comprises a treatment box. The industrial waste gas dust treatment device comprises a cleaning mechanism, a secondary treatment mechanism, a water circulation mechanism and a condensation mechanism, the cleaning mechanism comprises a mounting frame, a cavity is formed in the mounting frame, two sets of electric telescopic rods are arranged in the cavity, scraping plates are fixedly mounted at the output ends of the electric telescopic rods, and the scraping plates are movably mounted close to a filter screen; through the design of the cleaning mechanism, the filter screen is effectively cleaned, meanwhile, through the design of the secondary treatment mechanism, waste gas passing through the filter screen is subjected to secondary purification, and harmful substances such as sulfides in the waste gas are removed through reaction with an alkaline solution, so that the waste gas reaches the emission standard; environmental pollution and harm to human health are avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of waste gas treatment, specifically is an industrial waste gas dust treatment device. BACKGROUND

[0002] Waste gas purification mainly refers to the work of treating industrial waste gas generated in industrial places, such as dust particles, flue gas dust, peculiar smell gas, toxic and harmful gas. Common waste gas purification includes factory flue dust waste gas purification, workshop dust waste gas purification, organic waste gas purification, waste gas peculiar smell purification, acid and alkali waste gas purification, chemical waste gas purification, etc.

[0003] Common industrial waste gas dust treatment equipment includes bag filter, electrostatic precipitator, cyclone dust collector, wet dust collector, pulse filter cartridge dust collector, etc. These devices have their own characteristics and application scope, for example, the bag filter has high dust removal efficiency, simple structure, low cost, and is suitable for the purification of various dusts; the electrostatic precipitator is suitable for treating high-temperature, high-humidity, flammable and explosive waste gas dust; the cyclone dust collector has simple structure and convenient operation, but the dust removal efficiency is relatively low, and it is suitable for treating larger particles of dust; the wet dust collector has high dust removal efficiency, and is suitable for treating flammable, explosive, sticky and deliquescent dust; the pulse filter cartridge dust collector has high dust removal efficiency, large filtration area, small pressure loss, long service life of filter cartridge, and is suitable for treating high-concentration and high-stickiness dust.

[0004] Different types of waste gas dust treatment equipment have different working principles. For example, the bag filter filters the dust-containing airflow through the bag (filter bag), and the dust is trapped on the surface of the bag to achieve dust removal effect; the electrostatic precipitator uses electric field to charge the dust particles, and then collects them on the electrode plate under the action of electric field force; the cyclone dust collector uses centrifugal force to separate dust particles from the airflow; the wet dust collector contacts the dust-containing airflow with water mist or liquid spray to make the dust particles wet and settle down; the pulse filter cartridge dust collector uses pulse blowing technology to remove dust on the filter cartridge to maintain dust removal efficiency.

[0005] According to a kind of industrial waste gas containing dust filtering treatment device (authorized disclosure number: CN221359027U) described in patent network, it is described that "the utility model discloses an industrial waste gas containing dust filtering treatment device, including processing box: the left side of the processing box is fixedly connected with air inlet pipe, the right side of the processing box is fixedly connected with air outlet pipe, the upper side of the left and right ends of the processing box is all provided with rectangular hole, the inside of the processing box is provided with filter unit, the filter unit includes two electromagnets, two The electromagnets are respectively arranged in the inside bottom of processing box and the upper portion of processing box inside, the upper side of the electromagnet in bottom is provided with filter frame, the upper side of the electromagnet is fixedly connected with multiple stable rods, the upper portion of the inside of the processing box is provided with stable groove. By being provided with electromagnet, stable groove, stable rod, filter frame, rectangular hole, it is convenient to replace filter frame when being disassembled, can directly replace new filter frame again, avoid needing to stop device when replacing filter frame, affect the efficiency of waste gas treatment, simple operation."

[0006] For the above related technology, the present inventors believe that there is a need to frequently replace and clean the filter screen, which is not convenient, and the content of industrial waste gas is complex. The above technology only provides a method for treating dust, and the design of the filter frame alone cannot completely remove the dust in the waste gas, so an industrial waste gas dust treatment device is urgently needed to solve the above problems. Utility model content

[0007] The utility model aims at providing an industrial waste gas dust treatment device to solve the problems raised in the above background technology.

[0008] To achieve the above object, the utility model provides the following technical scheme: an industrial waste gas dust treatment device, including processing box, the right side of the processing box is fixedly installed with water pump, the front of the processing box is equipped with air inlet, the left side of the processing box is equipped with sewage treatment device, the top of the processing box is fixedly installed with mounting bracket, the back of the processing box is equipped with air outlet;The industrial waste gas dust treatment device includes cleaning mechanism, secondary processing mechanism, water circulation mechanism and condensing mechanism, the mounting bracket is equipped with cavity in the mounting bracket, two groups of electric telescopic rods are equipped in the cavity, the output end of the electric telescopic rod is fixedly installed with scraper, the scraper is movably installed closely to filter screen, the left side of the bottom of the processing box is equipped with water outlet, and the right side is equipped with water inlet.

[0009] Preferably, the processing box and the water pump are fixedly connected through the water outlet pipe, the end of the water outlet pipe is connected with the water inlet, the sewage treatment device and the processing box are connected through the waste water pipe, and the end of the waste water pipe is installed at the position of the water outlet.

[0010] Preferably, the secondary treatment mechanism comprises a filter screen fixedly installed on the gas collecting hood, the gas collecting hood is trapezoidal, a primary filtering pipe is arranged at the middle position of the gas collecting hood, a secondary treatment box is fixedly arranged at the right side of the gas collecting hood, the primary filtering pipe penetrates through the end cover and extends into the secondary treatment box, and the end of the primary filtering pipe is close to the bottom of the secondary treatment box.

[0011] Preferably, the secondary treatment box is filled with an alkaline solution, the solution does not fill the secondary treatment box, and an air outlet pipe is fixedly installed on the end cover and does not contact the reaction solution in the secondary treatment box.

[0012] Preferably, the water circulation mechanism comprises a secondary treatment box, the left side of the secondary treatment box is fixedly connected with a water pumping pipe, the right side of the secondary treatment box is fixedly connected with a clean water pipe, and the position of the water pumping pipe is lower than that of the clean water pipe.

[0013] Preferably, when the scraper is at the lowest end, the scraper forms a closed cavity impurity bin together with the frame of the gas collecting hood and the treatment box.

[0014] Preferably, the condensing mechanism comprises a secondary treatment box, the secondary treatment box is suspendedly installed in the treatment box through welding, a condensing pipe is arranged in the space formed between the secondary treatment box and the treatment box, and the condensing pipe is fixedly installed on a condenser.

[0015] Compared with the prior art, the industrial waste gas dust treatment device has the following beneficial effects:

[0016] 1. The industrial waste gas dust treatment device, through the design of the cleaning mechanism, when the detection of the purification rate is reduced, the electric telescopic rod controls the scraper to clean the dust and impurities attached to the filter screen, and at the same time, the waste after cleaning is scraped into the impurity bin, and the flushing and cleaning are completed through the extracted wastewater, so that the dust does not continue to fly after the scraper is reset, and the purification effect is affected.

[0017] 2. The industrial waste gas dust treatment device, through the design of the secondary treatment mechanism, the treated waste gas is purified again, the dust with a smaller particle size contained in the waste gas is removed, and the sulfide and other substances harmful to human health in the waste gas are removed through reaction with the alkaline solution in the secondary treatment, so that the waste gas can meet the discharge standard, the environment is prevented from being polluted, and the human health is prevented from being harmed. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is one of the three-dimensional schematic views of the utility model;

[0019] Figure 2 It is the second three-dimensional schematic view of the utility model;

[0020] Figure 3It is the cleaning mechanism half-split schematic view of the utility model;

[0021] Figure 4 It is the device internal structure schematic view of the utility model;

[0022] Figure 5 It is the heating mechanism structure schematic view of the utility model.

[0023] In the figure: 1 processing box, 2 water pump, 3 mounting bracket, 4 water outlet pipe, 5 air inlet, 6 sewage treatment device, 7 waste water pipe, 8 water suction pipe, 9 air outlet pipe, 10 clean water pipe, 201 cavity, 202 electric telescopic rod, 203 scraper, 204 filter screen, 205 water inlet, 206 water outlet, 301 primary filtration pipe, 302 end cover, 303 secondary processing box, 304 gas collection cover, 305 impurity bin, 306 condenser pipe, 307 condenser. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Embodiment one:

[0026] Please refer to Figures 1-3 The utility model provides a technical scheme: an industrial waste gas dust treatment device, including processing box 1, the right side fixed mounting of processing box 1 has water pump 2, the front of processing box 1 is equipped with air inlet 5, and the left side of processing box 1 is equipped with sewage treatment device 6, and the top of processing box 1 is fixedly installed with mounting bracket 3, and the back of processing box 1 is equipped with air outlet 9;Industrial waste gas dust treatment device includes cleaning mechanism, secondary processing mechanism, water circulation mechanism and condensing mechanism, and the cleaning mechanism includes mounting bracket 3, and the cavity 201 in mounting bracket 3 is equipped with two groups of electric telescopic rod 202, and the output end of electric telescopic rod 202 is fixedly installed with scraper 203, and scraper 203 is movably installed closely to filter screen 204, and the bottom left side of processing box 1 is equipped with water outlet 206, and the right side is equipped with water inlet 205.

[0027] Processing box 1 and water pump 2 are fixedly connected through water outlet pipe 4, the tail end of water outlet pipe 4 is connected with water inlet 205, sewage treatment device 6 and processing box 1 are connected through waste water pipe 7, and the tail end of waste water pipe 7 is installed at the position of water outlet 206.

[0028] The secondary treatment mechanism comprises a filter screen 204 fixedly installed on the gas collecting cover 304, the gas collecting cover 304 is trapezoidal, the middle position of the gas collecting cover 304 is provided with a primary filtering pipe 301, the right side of the gas collecting cover 304 is fixedly provided with a secondary treatment box 303, the primary filtering pipe 301 penetrates the end cover 302 and extends into the secondary treatment box 303, and the tail end of the primary filtering pipe 301 is close to the bottom of the secondary treatment box 303.

[0029] An alkaline solution is placed in the secondary treatment box 303, the solution does not fill the secondary treatment box 303, the end cover 302 is fixedly installed with an air outlet pipe 9, and the air outlet pipe 9 does not contact the reaction liquid in the secondary treatment box 303.

[0030] When the waste gas enters the treatment box 1 through the air inlet 5, the waste gas is firstly subjected to primary filtration through the filter screen 204 to remove dust with a large particle size, and primary purification is completed; when the purification is performed for a long time, a large amount of impurities are attached to the filter screen 204 and affect the purification efficiency, at this time, the electric telescopic rod 202 drives the scraper 203 to move downwards along the filter screen 204, and the filter screen 204 is cleaned. The treated waste gas enters the secondary treatment box 303 through the primary filtering pipe 301, since the tail end of the primary filtering pipe 301 is located at the bottom of the solution in the secondary treatment box 303, the fine dust in the waste gas can be dissolved in the solution, the harmful substances such as sulfides in the waste gas can be absorbed by reacting with the solution, and the waste gas subjected to secondary treatment is discharged through the air outlet pipe 9.

[0031] Example two:

[0032] Please refer to Figures 1-4 The utility model provides a technical scheme: an industrial waste gas dust treatment device, a water circulation mechanism comprises a secondary treatment box 303, the left side of the secondary treatment box 303 is fixedly connected with a water suction pipe 8, the right side of the secondary treatment box 303 is fixedly connected with a clean water pipe 10, and the position of the water suction pipe 8 is lower than the position of the clean water pipe 10.

[0033] When the scraper 203 is at the lowest end, the scraper 203, the treatment box 1 and the frame of the gas collecting cover 304 form a closed cavity impurity bin 305.

[0034] When the cleaning of the filter screen 204 is completed, the scraper 203, the frame of the gas collecting cover 304 and the inner wall of the treatment box 1 form a closed impurity bin 305, at this time, the water pump 2 is started to extract the reacted waste liquid from the secondary treatment box 303, the impurity bin 305 is cleaned, and the cleaned liquid is transported into the secondary treatment box 303 through the treatment of the sewage treatment device 6 and is continuously used in circulation.

[0035] Example three:

[0036] Please refer to Figure 5The utility model provides a technical scheme: an industrial waste gas dust processing device, condensing mechanism includes secondary processing box 303, and secondary processing box 303 is installed in the inside of processing box 1 through welding suspension, and the space formed between secondary processing box 303 and processing box 1 is equipped with condensing pipe 306, and condensing pipe 306 is fixedly installed on condenser 307.

[0037] In the secondary processing process, the sulfide in waste gas reacts with solution and generates heat, in order to make the reaction environment to be in a stable state, through condenser 307 controls the temperature of solution in secondary processing box 303, also avoids high temperature and makes the volatile material produced after reaction to be discharged with the gas after processing.

[0038] It should be noted that in this document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

Claims

1. An industrial waste gas dust treatment device, comprising a treatment box (1), characterized in that: A water pump (2) is fixedly installed on the right side of the treatment box (1), an air inlet (5) is provided on the front of the treatment box (1), a sewage treatment device (6) is provided on the left side of the treatment box (1), an installation frame (3) is fixedly installed on the top of the treatment box (1), and an air outlet pipe (9) is provided on the back of the treatment box (1). The industrial waste gas dust treatment device includes a cleaning mechanism, a secondary treatment mechanism, a water circulation mechanism, and a condensation mechanism. The cleaning mechanism includes a mounting frame (3), which has a cavity (201) inside. The cavity (201) has two sets of electric telescopic rods (202). The output end of the electric telescopic rod (202) is fixedly installed with a scraper (203). The scraper (203) is movably installed close to the filter screen (204). The bottom left side of the treatment box (1) has a water outlet (206), and the right side has a water inlet (205).

2. The industrial waste gas dust treatment device according to claim 1, characterized in that: The treatment tank (1) and the water pump (2) are fixedly connected by a water outlet pipe (4), the end of which is connected to the water inlet (205). The sewage treatment device (6) and the treatment tank (1) are connected by a wastewater pipe (7), the end of which is installed at the water outlet (206).

3. The industrial waste gas dust treatment device according to claim 2, characterized in that: The secondary treatment mechanism includes a filter screen (204), which is fixedly installed on a gas collection hood (304). The gas collection hood (304) is trapezoidal, and a primary filter tube (301) is provided in the middle of the gas collection hood (304). A secondary treatment box (303) is fixedly provided on the right side of the gas collection hood (304). The primary filter tube (301) passes through the end cap (302) and extends into the secondary treatment box (303). The end of the primary filter tube (301) is close to the bottom of the secondary treatment box (303).

4. The industrial waste gas dust treatment device according to claim 3, characterized in that: The secondary treatment tank (303) contains an alkaline solution, but the solution does not fill the secondary treatment tank (303). An exhaust pipe (9) is fixedly installed on the end cap (302), and the exhaust pipe (9) does not come into contact with the reaction liquid in the secondary treatment tank (303).

5. The industrial waste gas dust treatment device according to claim 4, characterized in that: The water circulation mechanism includes a secondary treatment tank (303), the left side of which is fixedly connected to a water pumping pipe (8), and the right side of which is fixedly connected to a clean water pipe (10). The position of the water pumping pipe (8) is lower than that of the clean water pipe (10).

6. The industrial waste gas dust treatment device according to claim 5, characterized in that: When the scraper (203) is at its lowest point, it forms a sealed cavity impurity chamber (305) with the processing box (1) and the frame of the gas collection hood (304).

7. An industrial waste gas dust treatment device according to claim 1, characterized in that: The condensation mechanism includes a secondary processing box (303), which is suspended inside the processing box (1) by welding. A condenser tube (306) is provided in the space formed between the secondary processing box (303) and the processing box (1), and the condenser tube (306) is fixedly installed on the condenser (307).

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