CN-122006425-A - Tail gas purifying equipment for dust suppressant production and processing and preparation process thereof

CN122006425ACN 122006425 ACN122006425 ACN 122006425ACN-122006425-A

Abstract

The invention discloses tail gas purifying equipment for dust suppressant production and processing and a preparation process thereof, comprising a purifying tank, a base, a temporary liquid storage tank, a liquid discharge pipe, a plurality of spray heads and a plurality of spray heads, wherein the outer wall of the purifying tank is fixedly connected with a control panel, a plurality of connecting columns are fixedly connected at the peripheral edge of the base in an array mode, the other ends of the connecting columns are fixedly connected with the bottom of the purifying tank, a cylinder is fixedly connected between the purifying tank and the base, the temporary liquid storage tank is communicated with the inside of the purifying tank and is used for temporarily storing solution, and the liquid discharge pipe is sleeved on the outer wall of the purifying tank and fixedly connected with the inner wall of the liquid discharge pipe. Through flooding filtering mechanism to the inside certain clear water of filling of purifying tank, the filter screen can cut large-scale air bubble at first, avoids ethanol, the unable clear water of contact of acetone that contains in the air bubble, and the filter screen can also filter the impurity in the clear water simultaneously, utilizes the minimum cost, filters chemical agents such as ethanol acetone that granule impurity and tail gas contained simultaneously.

Inventors

GAO YANHAI
WEI QIANG
WEN JIANFENG
WANG ZHEN
LI RUITAO
YUE QUAN
LI YUNCHAO
LI KUN
LI WENLONG

Assignees

山东高速新型建材有限公司

Dates

Publication Date: 20260512
Application Date: 20260410

Claims (10)

1. The utility model provides a tail gas clean-up equipment is used in dust suppressant production and processing, includes purifying tank (1), purifying tank (1) outer wall rigid coupling has control panel (6), its characterized in that still includes: The purifying device comprises a base (2), wherein a plurality of connecting columns are fixedly connected at the peripheral edge positions of the base (2) in an array manner, the other ends of the connecting columns are fixedly connected with the bottom of a purifying tank (1), an air cylinder (201) is fixedly connected between the purifying tank (1) and the base (2), a water pressing tank column (202) is fixedly connected at the output end of the air cylinder (201), and the water pressing tank column (202) is positioned inside the purifying tank (1); The temporary liquid storage tank (3), the temporary liquid storage tank (3) is communicated with the inside of the purification tank (1), and the temporary liquid storage tank (3) is used for temporarily storing a solution; The liquid discharge pipe (4), the liquid discharge pipe (4) is sleeved and installed on the outer wall of the purification tank (1), a plurality of spray heads are fixedly connected on the inner wall of the liquid discharge pipe (4), a plurality of spray head fixing holes (104) are formed in the outer wall of the purification tank (1), and the spray heads are fixedly installed in the spray head fixing holes (104); the filtering mechanism (7), filtering mechanism (7) slidable mounting is in purifying tank (1), and filtering mechanism (7) internal diameter is the same with water pressing jar post (202) external diameter, filtering mechanism (7) are including two annular plates (701), filter screen (702), two annular plates (701) respectively fixed mounting are in filter screen (702) upper and lower end.
2. The tail gas purifying device for dust suppressant production and processing as set forth in claim 1, wherein the outer wall of the purifying tank (1) is fixedly connected with an exhaust port (101), and the upper end of the purifying tank (1) is fixedly connected with a sealing upper cover (105) through bolts.
3. The tail gas purifying device for dust suppressant production and processing as set forth in claim 1, wherein a liquid draining groove (102) is formed in the bottom of the purifying tank (1), a liquid draining hole (103) is formed in the bottom of the purifying tank (1), and the liquid draining hole (103) is communicated with the liquid draining groove (102).
4. The tail gas purifying device for dust suppressant production and processing as set forth in claim 3, wherein a liquid discharge pipe (4) is fixedly connected below the purifying tank (1), the liquid discharge pipe (4) is communicated with the liquid discharge hole (103), and a manual valve (401) is fixedly connected on the liquid discharge pipe (4).
5. The tail gas purifying device for dust suppressant production and processing as set forth in claim 1, wherein a fixing frame (106) is fixedly connected to the outer wall of the purifying tank (1), and fixing holes are formed in the fixing frame (106).
6. The tail gas purifying device for dust suppressant production and processing as set forth in claim 1, wherein a return spring (301) is fixedly connected in the temporary liquid storage tank (3), and a piston (302) is fixedly connected to the other end of the return spring (301).
7. The tail gas purifying device for dust suppressant production and processing of claim 1, wherein the outer wall of the purifying tank (1) is clamped with an air inlet pipe (501) through a buckle, the lower end of the air inlet pipe (501) is fixedly connected with an annular air delivery pipe (5), and a one-way valve (502) is fixedly connected on the air inlet pipe (501).
8. The tail gas purifying device for dust suppressant production and processing as set forth in claim 7, wherein a booster fan (503) is fixedly connected to the other end of the air inlet pipe (501), and an air inlet (504) is fixedly connected to the other end of the booster fan (503).
9. The tail gas purifying device for dust suppressant production and processing as set forth in claim 1, wherein a grip (703) is fixedly connected to the upper surface of the filtering mechanism (7), and a rubber cushion block (704) is fixedly connected to the upper surface of the grip (703).
10. The dust suppressant production, processing and preparation process according to claim 1, which is characterized in that: 1. Pretreatment of raw materials 1. Plant fiber treatment ‌ comprises pulverizing straw, wood dust, etc. to 0.5-5 mm particle size, soaking in alkali solution (5-10% NaOH) or softening with steam to destroy cellulose crystallization area, and improving hydrophilicity and reactivity 2. The polymer material is pre-dissolved ‌, such as CMC, PAM and other materials easy to agglomerate, needs to be slowly dispersed in cold water, and then heated to 60-70 ℃ for stirring and dissolving, thus preventing the phenomenon of fish eyes 2. Step-by-step feeding and mixing reaction First, a base solution is prepared ‌ Adding water into a reaction kettle, heating to 60-70 ℃, sequentially adding inorganic salts such as calcium chloride, magnesium chloride and the like, and stirring until the inorganic salts are completely dissolved; In the second step, the high molecular polymer is dissolved ‌ Slowly adding CMC or PAM, and continuously stirring for 30-60min to ensure full swelling and dispersion; third step, adding ‌ functional auxiliary agent Adding surfactant (such as fatty alcohol polyoxyethylene ether), water-retaining agent (such as sodium polyacrylate) and film-forming agent (such as sodium silicate), adjusting pH to 6.5-7.5, and avoiding acid-base damage to polymer structure; Fourth step, blending ‌ biomass materials Adding pretreated plant fiber or starch substance, stirring at low speed for 15-20 min to prevent fiber breakage or aggregation; 3. Curing and performance control Aging the mixture at 60deg.C for 0.5-2 hr to promote molecular crosslinking and homogenization Viscosity (usually controlled to 15-80 mPa. Multidot. S), film forming time (30-60 min) and moisture absorption rate are adjusted according to the target performance 4. Finished product blending and dilution test Performing dilution tests (such as 1:30 and 1:50) on the stock solution, evaluating the spraying performance, film forming thickness and wind erosion rate, and adding dye (such as blue or green) to facilitate on-site identification of the spraying range; In the first to fourth production and preparation steps, certain dust particles and ethanol/acetone tail gas are generated, and the tail gas purifying device for producing and processing the dust suppressant according to any one of claims 1 to 8 is used.

Description

Tail gas purifying equipment for dust suppressant production and processing and preparation process thereof Technical Field The invention relates to the technical field of dust suppressant production, in particular to tail gas purifying equipment for dust suppressant production and processing and a preparation process thereof. Background The main component of the dust suppressant is usually a high molecular polymer, such as polyacrylate or natural plant extract, and fine dust particles are easily generated in the processing process (such as mixing, drying and granulating). These particles can be suspended in the air for long periods of time, and long-term inhalation by the operator can cause respiratory diseases or allergic reactions. Meanwhile, dust diffusion also affects the cleanliness of the production environment, and the normal operation of equipment is interfered. The existing dust suppressant tail gas treatment usually adopts filtering equipment such as a cloth bag dust remover and the like to remove dust particles in the tail gas, but certain ethanol and acetone are volatilized and generated in the mixing and blending stage and the reaction modification stage of the dust suppressant, and the ethanol/acetone in the tail gas is difficult to remove by simple physical filtration. Disclosure of Invention The invention aims to provide tail gas purifying equipment for dust suppressant production and processing and a preparation process thereof, so as to solve the problems in the prior art. In order to achieve the purpose, the invention provides the following technical scheme that the tail gas purifying device for producing and processing the dust suppressant comprises a purifying tank, wherein the outer wall of the purifying tank is fixedly connected with a control panel, and the tail gas purifying device further comprises: The purifying device comprises a base, wherein a plurality of connecting columns are fixedly connected at the peripheral edge positions of the base in an array manner, the other ends of the connecting columns are fixedly connected with the bottom of a purifying tank, an air cylinder is fixedly connected between the purifying tank and the base, the output end of the air cylinder is fixedly connected with a water pressing tank column, and the water pressing tank column is positioned inside the purifying tank; the temporary liquid storage tank is communicated with the inside of the purification tank and is used for temporarily storing solution; the liquid discharge pipe is sleeved on the outer wall of the purification tank, a plurality of spray heads are fixedly connected to the inner wall of the liquid discharge pipe, a plurality of spray head fixing holes are formed in the outer wall of the purification tank, and the spray heads are fixedly arranged in the spray head fixing holes; the filter mechanism is slidably mounted in the purification tank, the inner diameter of the filter mechanism is the same as the outer diameter of the water pressing tank column, the filter mechanism comprises two annular plates and a filter screen, and the two annular plates are fixedly mounted at the upper end and the lower end of the filter screen respectively. Preferably, the outer wall of the purifying tank is fixedly connected with an exhaust port, and the upper end of the purifying tank is fixedly connected with a sealing upper cover through bolts. Preferably, the bottom of the purifying tank is provided with a liquid discharge groove, the bottom of the purifying tank is provided with a liquid discharge hole, and the liquid discharge hole is communicated with the liquid discharge groove. Preferably, a liquid discharge pipe is fixedly connected below the purification tank, the liquid discharge pipe is communicated with the liquid discharge hole, and a manual valve is fixedly connected on the liquid discharge pipe. Preferably, the outer wall of the purifying tank is fixedly connected with a fixing frame, and fixing holes are formed in the fixing frame. Preferably, a return spring is fixedly connected in the temporary liquid storage tank, and a piston is fixedly connected at the other end of the return spring. Preferably, the outer wall of the purifying tank is connected with an air inlet pipe through a buckle in a clamping mode, the lower end of the air inlet pipe is fixedly connected with an annular air delivery pipe, and a one-way valve is fixedly connected on the air inlet pipe. Preferably, the other end of the air inlet pipe is fixedly connected with a booster fan, and the other end of the booster fan is fixedly connected with an air inlet. Preferably, the filtering mechanism is fixedly connected with a handle, and the handle is fixedly connected with a rubber cushion block. Dust suppressant production, processing and preparation technology 1. Pretreatment of raw materials 1. Plant fiber treatment ‌ comprises pulverizing straw, wood dust, etc. to 0.5-5 mm particle size, soaking in alkali solution (5-1