CN211462710U

CN211462710U - Tail gas purification device is used in grain oil processing

Info

Publication number: CN211462710U
Application number: CN201922464195.6U
Authority: CN
Inventors: 王雪层
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-11
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a tail gas cleanup unit is used in grain oil processing, including rose box, primary collecting box, purifying box and secondary collecting box, one side of rose box is provided with the intake pipe, the inside of rose box is provided with filter mechanism, the blow off pipe has been seted up to the bottom of rose box, primary collecting box sets up under the rose box, just primary collecting box passes through the blow off union coupling with the rose box, the inside first control valve of installing of blow off pipe, the opposite side of rose box sets up the air pump, the air pump passes through connecting tube with the rose box and is connected, the purifying box sets up the one side of keeping away from the rose box at the air pump. The utility model discloses a set up the rose box and carry out filtration treatment to tail gas, the rethread purifying box carries out secondary purification treatment, and the device simple structure is convenient for maintain, operates steadily, adopts to purify tail gas in grades, and purification efficiency is high, and is energy-concerving and environment-protective.

Description

Tail gas purification device is used in grain oil processing

Technical Field

The utility model relates to a grain and oil equipment technical field specifically is a tail gas cleanup unit is used in grain and oil processing.

Background

China is a large agricultural country, a large number of agricultural products (wheat, rice, corn, soybean, peanut, rapeseed, cotton and the like) are main products of agriculture in China, grain and oil are one of main diets of urban and rural residents in China, the grain and oil industry is a yang-oriented industry in China, tail gas is generated during processing of the grain and oil, when the oil is heated to be higher than 200 ℃, acrolein which has strong pungent taste and strong stimulation to nasal, eye and throat mucous membranes and can cause respiratory diseases such as rhinitis, sphagitis, tracheitis and the like is generated, when the oil is burnt to be spit fire, the oil temperature is higher than 300 ℃, in addition to the acrolein, aggregates can be generated, so that chronic poisoning is caused, respiratory and digestive system cancers are easily induced, and the tail gas purification is very important.

The existing tail gas purification device for grain and oil processing has the following defects:

1. traditional tail gas processing apparatus for grain and oil processing structure is comparatively complicated, and the power consumption is big, and the maintenance cost is high simultaneously to the inconvenient clearance.

2. The tail gas purification device for grain and oil processing has low purification efficiency and is not environment-friendly.

Disclosure of Invention

An object of the utility model is to provide a tail gas cleanup unit is used in grain and oil processing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a tail gas purification device for grain and oil processing comprises a filter box, a primary collecting box, a purifying box and a secondary collecting box, wherein an air inlet pipe is arranged on one side of the filter box, a filtering mechanism is arranged inside the filter box, a blow-off pipe is arranged at the bottom of the filter box, the primary collecting box is arranged under the filter box, the primary collecting box is connected with the filter box through the blow-off pipe, a first control valve is arranged inside the blow-off pipe, an air pump is arranged on one side of the filter box, the air pump is connected with the filter box through a connecting pipeline, the purifying box is arranged on one side of the air pump, which is far away from the filter box, the purifying box is connected with the air pump through a connecting pipeline, a spraying mechanism is arranged above the purifying box, fan mechanisms are arranged on two outer sides of the purifying box, an air exhaust mechanism is arranged on one side of the purifying box, and the secondary collecting box, the secondary collecting box is connected with the purifying box through an oil discharge pipe, and a second control valve is installed inside the oil discharge pipe.

Preferably, the filtering mechanism is composed of an activated carbon wire mesh, the activated carbon wire mesh is laid in the filtering box, and the activated carbon wire mesh is welded with the periphery of the inner wall of the filtering box.

Preferably, the spraying mechanism comprises a support frame, an alkaline liquid tank and a spray head, the support frame is fixedly arranged at the upper end of the purifying tank, the alkaline liquid tank is arranged on the support frame, and the spray head is connected with the alkaline liquid tank through a connecting pipe.

Preferably, the fan mechanism includes a fan, a transmission shaft and a driving motor, the fan is disposed inside the purifying box, one end of the transmission shaft is connected with the fan through a bearing, and the driving motor is disposed on one side of the outside of the purifying box.

Preferably, the exhaust mechanism includes exhaust fan and exhaust pipe, the exhaust fan sets up in the outside one side of purifying box, the one end and the exhaust fan of exhaust pipe are connected, the other end setting of exhaust fan is in the inside of purifying box.

Preferably, one end of the air inlet pipe is positioned below the activated carbon wire mesh.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the activated carbon silk screen in the rose box, carry out primary filtration with great particulate matter in the tail gas through the activated carbon silk screen, part great particulate matter in tail gas and the tail gas, the setting of activated carbon silk screen has greatly improved filtration department efficiency, collects great particulate matter to the primary collection box in through the blow off pipe to accomplished the primary filtration of tail gas and in time handled great particulate matter in the rose box.

2. The utility model discloses a still spray the mechanism through setting up in the upper end of purifying box, spray alkali lye to the purifying box in, simultaneously through setting up fan mechanism, the fan carries out the intensive mixing to alkali lye and tail gas in the purifying box, has improved the purification rate, collects the pollutant to secondary collecting box in through the oil extraction pipe, prevents pollutant polluted environment, discharges tail gas through the exhaust fan simultaneously outside the purifying box, has improved the life of rose box.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the spraying mechanism of the present invention;

FIG. 3 is a schematic structural diagram of the fan mechanism of the present invention;

FIG. 4 is a schematic structural view of the air exhaust mechanism of the present invention;

fig. 5 is a schematic structural diagram of the activated carbon screen of the present invention.

In the figure: 1-a filter box; 2-primary collection box; 3-a purifying box; 4-secondary collection box; 5-activated carbon screen mesh; 6-spraying mechanism, 601-support frame, 602-alkaline liquid box, 603-spray head; 7-a fan mechanism, 701-a fan, 702-a transmission shaft and 703-a driving motor; 8 air exhaust mechanisms, 801-air exhaust fans and 802-air exhaust pipes; 9-an air pump; 10-air inlet pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a tail gas purification device for grain and oil processing comprises a filter box 1, a primary collecting box 2, a purifying box 3 and a secondary collecting box 4, wherein an air inlet pipe 10 is arranged on one side of the filter box 1, a filtering mechanism is arranged inside the filter box 1, a blow-off pipe is arranged at the bottom of the filter box 1, the primary collecting box 2 is arranged under the filter box 1, the primary collecting box 2 is connected with the filter box 1 through the blow-off pipe, a first control valve is arranged inside the blow-off pipe, an air pump 9 is arranged on the other side of the filter box 1, the air pump 9 is connected with the filter box 1 through a connecting pipeline, the purifying box 3 is arranged on one side of the air pump 9 far away from the filter box 1, the purifying box 3 is connected with the air pump 9 through a connecting pipeline, a spraying mechanism 6 is arranged above the purifying box 3, and fan mechanisms 7 are arranged on two sides outside the purifying box 3, an exhaust mechanism 8 is arranged on one side of the purification box 3, the secondary collection box 4 is arranged under the purification box 3, the secondary collection box 4 is connected with the purification box 3 through an oil discharge pipe, and a second control valve is arranged inside the oil discharge pipe.

The filtering mechanism is composed of an activated carbon wire mesh 5, the activated carbon wire mesh 5 is laid inside the filtering box 1, the activated carbon wire mesh 5 is welded with the periphery of the inner wall of the filtering box 1, larger particles in the tail gas pass through the activated carbon wire mesh 5, the activated carbon wire mesh 5 traps the larger particles in the tail gas in the filtering box 1, and the tail gas passes through the activated carbon wire mesh 5; the spraying mechanism 6 comprises a support frame 601, an alkaline liquid tank 602 and a spray head 603, the support frame 601 is fixedly arranged at the upper end of the purification box 3, the alkaline liquid tank 602 is arranged on the support frame 601, the spray head 603 is connected with the alkaline liquid tank 602 through a connecting pipe, and alkaline liquid is sprayed into the purification box through the alkaline liquid tank and the spray head; the fan mechanism 7 comprises a fan 701, a transmission shaft 702 and a driving motor 703, the fan 701 is arranged inside the purifying box 3, one end of the transmission shaft 702 is connected with the fan 701 through a bearing, the driving motor 703 is arranged on one side of the outside of the purifying box 3, and the driving motor 703 drives the fan 701 to rotate in the purifying box 3 to mix alkali liquor and tail gas in the purifying box 3; the exhaust mechanism 803 comprises an exhaust fan 801 and an exhaust duct 802, the exhaust fan 801 is arranged on one side of the outside of the purifying box 3, one end of the exhaust duct 802 is connected with the exhaust fan 801, the other end of the exhaust fan 801 is arranged in the purifying box 3, and the exhaust fan 801 exhausts the purified tail gas out of the purifying box 3 through the exhaust duct 802; one end of the air inlet pipe 10 is positioned below the activated carbon wire mesh 5, which is helpful for the activated carbon wire mesh 5 to intercept larger particles in the tail gas.

The working principle is as follows: when tail gas generated by processing grain and oil enters the filter box 1 through the air inlet pipe, the tail gas passes through the activated carbon silk screen 5 in the filter box 1, the activated carbon silk screen 5 intercepts larger particles in the tail gas in the filter box 1, the larger particles in the filter box 1 are collected in the primary collection box 2 through the drain pipe, the tail gas in the filter box 1 is pumped into the purification box 3 through the air pump 9, alkali liquor in the alkali liquor box 602 on the support frame 601 is sprayed into the purification box 3 through the spray head 603, at the moment, the tail gas and the alkali liquor in the purification box 3 exist simultaneously, the driving motor 703 is started, the driving motor 703 drives the fan 701 to rotate in the purification box 3, the tail gas and the alkali liquor in the purification box 3 can be fully mixed, under the action of the alkali liquor, oil smoke in the tail gas is purified, pollutants are collected into the secondary collection box 4 through the oil discharge pipe at the bottom of the purification box 3, and after the tail gas, the exhaust fan 801 exhausts the purified exhaust gas in the purifying box 3 out of the purifying box 3 through an exhaust pipe.

It is noted that, herein, relational terms such as first and second, and the like may 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. Also, 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tail gas cleanup unit is used in grain oil processing, includes rose box (1), primary collecting box (2), purifying box (3) and secondary collecting box (4), its characterized in that: an air inlet pipe (10) is arranged on one side of the filter box (1), a filtering mechanism is arranged inside the filter box (1), a blow-off pipe is arranged at the bottom of the filter box (1), the primary collecting box (2) is arranged under the filter box (1), the primary collecting box (2) is connected with the filter box (1) through the blow-off pipe, a first control valve is arranged inside the blow-off pipe, an air pump (9) is arranged on the other side of the filter box (1), the air pump (9) is connected with the filter box (1) through a connecting pipeline, the purifying box (3) is arranged on one side of the air pump (9) far away from the filter box (1), the purifying box (3) is connected with the air pump (9) through a connecting pipeline, a spraying mechanism (6) is arranged above the purifying box (3), and fan mechanisms (7) are arranged on two outer sides of the purifying box (3), one side of purifying box (3) is provided with exhaust mechanism (8), secondary collecting box (4) set up under purifying box (3), secondary collecting box (4) are connected through the oil extraction pipe with purifying box (3), the internally mounted of oil extraction pipe has the second control valve.

2. The tail gas purification device for grain and oil processing of claim 1, which is characterized in that: the filtering mechanism is composed of an activated carbon wire mesh (5), the activated carbon wire mesh (5) is laid in the filtering box (1), and the activated carbon wire mesh (5) is welded with the periphery of the inner wall of the filtering box (1).

3. The tail gas purification device for grain and oil processing of claim 1, which is characterized in that: the spraying mechanism (6) comprises a support frame (601), an alkaline liquid tank (602) and a spray head (603), the support frame (601) is fixedly arranged at the upper end of the purifying tank (3), the alkaline liquid tank (602) is arranged on the support frame (601), and the spray head (603) is connected with the alkaline liquid tank (602) through a connecting pipe.

4. The tail gas purification device for grain and oil processing of claim 1, which is characterized in that: the fan mechanism (7) comprises a fan (701), a transmission shaft (702) and a driving motor (703), the fan (701) is arranged inside the purifying box (3), one end of the transmission shaft (702) is connected with the fan (701) through a bearing, and the driving motor is arranged on one side of the outside of the purifying box (3).

5. The tail gas purification device for grain and oil processing of claim 1, which is characterized in that: exhaust mechanism (8) include exhaust fan (801) and exhaust pipe (802), exhaust fan (801) set up in the outside one side of purifying box (3), the one end and the exhaust fan (801) of exhaust pipe (802) are connected, the other end setting of exhaust fan (801) is in the inside of purifying box (3).

6. The tail gas purification device for grain and oil processing of claim 1, which is characterized in that: one end of the air inlet pipe (10) is positioned below the activated carbon wire mesh (5).