CN210021611U - Waste gas treatment device in injection molding process - Google Patents

Abstract

The utility model belongs to the technical field of waste gas treatment equipment, in particular to a waste gas treatment device in an injection molding process. The pipe is communicated with the first cavity, a water tank is fixedly installed on the side of the treatment box away from the waste gas pipe, a water pump is fixedly installed on the top of the water tank, a water inlet pipe is fixedly installed at the suction end of the water pump, and the end of the water inlet pipe away from the water pump extends into the water tank The discharge end of the water pump is fixedly installed with a water outlet pipe, and the end of the water outlet pipe away from the water pump extends into the first cavity, and the bottom of the water outlet pipe is fixedly installed with three nozzles, and the three nozzles are located in the first cavity. The utility model has a simple structure, is economical and practical, can treat the dust particles and harmful gases in the exhaust gas, has good treatment effect on the exhaust gas, high treatment efficiency, and greatly reduces the pollution to the environment.

Description

A waste gas treatment device in an injection molding process

technical field

The utility model relates to the technical field of waste gas treatment equipment, in particular to a waste gas treatment device in an injection molding process.

Background technique

Injection molding is a method for the production of industrial products. Products usually use rubber injection molding and plastic injection molding. Injection molding can also be divided into injection molding molding method and die casting method. The main molding equipment of plastic products, in the process of plastic processing and production, will generate waste gas, the waste gas contains harmful gases and dust particles, which are polluting, and direct discharge will cause harm to the health of workers and cause environmental pollution. Usually In the factory, the harmful waste gas generated during injection molding is treated with waste gas treatment equipment and then discharged to the atmosphere.

However, in the prior art, the more commonly used waste gas treatment method is to use activated carbon adsorption treatment. However, when activated carbon adsorption treatment is used, the contact surface between waste gas and activated carbon is too small, resulting in poor treatment effect on waste gas and poor treatment quality. The treatment effect of the dust particles in the exhaust gas is poor. Therefore, we propose a waste gas treatment device in the injection molding process to solve the above problems.

Utility model content

The purpose of the utility model is to propose a waste gas treatment device in the injection molding process in order to solve the shortcomings in the prior art.

In order to achieve the above purpose, the present invention adopts the following technical scheme: a waste gas treatment device in an injection molding process, comprising a treatment box, a first cavity is opened on the treatment box, and a waste gas pipe is fixedly installed on one side of the treatment box , the waste gas pipe is communicated with the first cavity, a water tank is fixedly installed on the side of the treatment box away from the waste gas pipe, a water pump is fixedly installed on the top of the water tank, a water inlet pipe is fixedly installed at the suction end of the water pump, and the end of the water inlet pipe away from the water pump extends to In the water tank, a water outlet pipe is fixedly installed at the discharge end of the water pump, and the end of the water outlet pipe away from the water pump extends into the first cavity. The bottom of the water outlet pipe is fixedly installed with three nozzles, and the three nozzles are all located in the first cavity. A first filter plate above the water outlet pipe is fixedly installed in the body, an adsorption box is fixedly installed on the top of the treatment box, a second cavity is opened on the adsorption box, a fixing plate is fixedly installed in the second cavity, and the top of the adsorption box is fixedly installed There is a motor, an installation hole is opened on the top inner wall of the second cavity, a rotating shaft located above the fixing plate is arranged in the second cavity, the top of the rotating shaft extends into the installation hole and is fixedly connected with the output shaft end of the motor, and the suction box An air outlet pipe is fixedly installed on the top, the top of the air outlet pipe extends into the second cavity and a second filter plate is fixedly installed, a fan is fixedly installed on the top of the processing box, and a first air pipe is fixedly installed at the suction end of the fan, and the first air pipe is far away from One end of the fan extends into the first cavity, the discharge end of the fan is fixedly installed with a second air pipe, the end of the second air pipe away from the fan extends into the second cavity, and the second air pipe is located below the fixing plate.

Preferably, a guide plate located below the exhaust pipe is fixedly installed in the first cavity, the guide plate is arranged obliquely, a sewage pipe located below the exhaust pipe is fixedly installed on one side of the treatment box, and the sewage pipe is connected to the first cavity. connected.

Preferably, a water supply pipe is fixedly installed on the top of the water tank, and the water supply pipe communicates with the inside of the water tank.

Preferably, an inspection hole is opened on one inner wall of the second cavity, an inspection door is fixedly installed on one side of the adsorption box, and the inspection door is adapted to the inspection hole.

Preferably, a bearing is fixedly sleeved on the rotating shaft, the outer ring of the bearing is fixedly connected with the inner wall of the installation hole, and four stirring rods are fixedly installed on both sides of the rotating shaft.

Preferably, the top of the fixing plate is provided with a plurality of ventilation holes, and the plurality of ventilation holes are evenly arranged at equal intervals, and activated carbon is placed on the top of the fixing plate.

Compared with the prior art, the beneficial effects of the present invention are as follows: first, the device passes through the treatment box, the first cavity, the waste gas pipe, the water tank, the water pump, the water inlet pipe, the water outlet pipe, the nozzle, the first filter plate, and the adsorption box. , The second cavity, the fixed plate, the motor, the installation hole, the rotating shaft, the air outlet pipe, the second filter plate, the fan, the first air pipe and the second air pipe cooperate to start the water pump, the motor and the fan to work, and the exhaust gas enters through the exhaust pipe. In the first cavity, under the action of the water pump, the clean water in the water tank passes through the water inlet pipe, the water pump and the water outlet pipe in turn, and is sprayed from the three nozzles. The beads fall on the drainage plate and are discharged from the sewage pipe. Under the action of the fan, the exhaust gas after dust removal in the first cavity passes through the first filter plate, passes through the first air pipe, the fan and the second air pipe in sequence, and is discharged into the first air pipe. In the second chamber, the first filter plate can prevent dust particles from entering the second chamber. The motor drives the rotating shaft and the eight stirring rods to rotate at a constant speed and slowly. The rotation of the rotating shaft and the eight stirring rods enables the activated carbon to move above the fixed plate. Movement, the exhaust gas in the second cavity passes through the multiple ventilation holes and the gap between the activated carbon, and is discharged from the air outlet to the outside world. The activated carbon is used to adsorb the exhaust gas. The second filter plate can prevent the activated carbon from passing through the air outlet pipe discharge;

The utility model has a simple structure, is economical and practical, can treat the dust particles and harmful gases in the exhaust gas, has good treatment effect on the exhaust gas, high treatment efficiency, and greatly reduces the pollution to the environment.

Description of drawings

Fig. 1 is the sectional structure schematic diagram of the front view of the utility model;

FIG. 2 is an enlarged schematic structural diagram of part A in FIG. 1 .

In the figure: 1. Treatment box; 2. First cavity; 3. Exhaust pipe; 4. Water tank; 5. Water pump; 6. Water inlet pipe; 7. Water outlet pipe; 8. Nozzle; 9. First filter plate; 10 , adsorption box; 11, second cavity; 12, fixed plate; 13, motor; 14, mounting hole; 15, shaft; 16, air outlet; 17, second filter plate; 18, fan; 19, first air pipe ; 20, the second trachea.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-2, the present invention provides a technical solution: a waste gas treatment device in an injection molding process, comprising a treatment box 1, a first cavity 2 is opened on the treatment box 1, and one side of the treatment box 1 is fixed A waste gas pipe 3 is installed, the waste gas pipe 3 communicates with the first cavity 2, a water tank 4 is fixedly installed on the side of the processing box 1 away from the waste gas pipe 3, a water pump 5 is fixedly installed on the top of the water tank 4, and the suction end of the water pump 5 is fixed A water inlet pipe 6 is installed, the end of the water inlet pipe 6 away from the water pump 5 extends into the water tank 4, the discharge end of the water pump 5 is fixedly installed with a water outlet pipe 7, and the end of the water outlet pipe 7 away from the water pump 5 extends into the first cavity 2, and the outlet pipe 7 extends into the first cavity 2. The bottom of the water pipe 7 is fixedly installed with three nozzles 8, and the three nozzles 8 are all located in the first cavity 2, and the first filter plate 9 above the water outlet pipe 7 is fixedly installed in the first cavity 2. An adsorption box 10 is fixedly installed on the top, a second cavity 11 is opened on the adsorption box 10 , a fixing plate 12 is fixedly installed in the second cavity 11 , a motor 13 is fixedly installed on the top of the adsorption box 10 , and the second cavity 11 is A mounting hole 14 is opened on the inner wall of the top, and a rotating shaft 15 located above the fixing plate 12 is arranged in the second cavity 11. The top end of the rotating shaft 15 extends into the mounting hole 14 and is fixedly connected with the output shaft end of the motor 13. The adsorption box 10 The top of the processing box 1 is fixedly installed with an air outlet pipe 16, the top of the air outlet pipe 16 extends into the second cavity 11 and is fixedly installed with a second filter plate 17, the top of the processing box 1 is fixedly installed with a fan 18, and the suction end of the fan 18 is fixedly installed There is a first air pipe 19, the end of the first air pipe 19 away from the fan 18 extends into the first cavity 2, the discharge end of the fan 18 is fixedly installed with a second air pipe 20, and the end of the second air pipe 20 away from the fan 18 extends to the second air pipe 20. inside the cavity 11, and the second trachea 20 is located below the fixing plate 12;

The first cavity 2 is fixedly installed with a guide plate located under the waste gas pipe 3, and the guide plate is inclined and arranged. 2 are connected, a water supply pipe is fixedly installed on the top of the water tank 4, and the water supply pipe is communicated with the interior of the water tank 4, an inspection hole is opened on one inner wall of the second cavity 11, and an inspection door is fixedly installed on one side of the adsorption box 10, And the access door is adapted to the access hole, the rotating shaft 15 is fixedly sleeved with a bearing, and the outer ring of the bearing is fixedly connected with the inner wall of the installation hole 14, and four stirring rods are fixedly installed on both sides of the rotating shaft 15, and the top of the fixed plate 12 is fixed. A plurality of ventilation holes are opened, and the plurality of ventilation holes are evenly arranged at equal intervals. The top of the fixed plate 12 is placed with activated carbon. , water inlet pipe 6, water outlet pipe 7, spray head 8, first filter plate 9, adsorption box 10, second cavity 11, fixed plate 12, motor 13, mounting hole 14, rotating shaft 15, air outlet pipe 16, second filter plate 17. The fan 18, the first air pipe 19 and the second air pipe 20 cooperate to start the water pump 5, the motor 13 and the fan 18 to work. The exhaust gas enters the first cavity 2 through the exhaust gas pipe 3. Under the action of the water pump 5, the water tank The clean water in 4 passes through the water inlet pipe 6, the water pump 5, and the water outlet pipe 7 in turn, and is atomized and sprayed from the three nozzles 8. The atomized water collides with the dust particles in the exhaust gas and combines into water droplets, which fall to the drainage plate. Under the action of the fan 18, the dust-removed exhaust gas in the first cavity 2 passes through the first filter plate 9, passes through the first air pipe 19, the fan 18 and the second air pipe 20 in sequence, and is discharged into the first air pipe 19, the fan 18 and the second air pipe 20. In the second cavity 11, the first filter plate 9 can be used to prevent dust particles from entering the second cavity 11. The motor 13 drives the rotating shaft 15 and the eight stirring rods to rotate at a constant speed and slowly. Using the rotation of the rotating shaft 15 and the eight stirring rods, The activated carbon is moved above the fixed plate 12, and the exhaust gas in the second cavity 11 is discharged from the air outlet pipe 16 to the outside through a plurality of ventilation holes and through the gap between the activated carbon, and the activated carbon is used to adsorb the exhaust gas, The use of the second filter plate 17 can prevent the activated carbon from being discharged from the air outlet pipe 16. The utility model has a simple structure, is economical and practical, and can treat the dust particles and harmful gases in the exhaust gas. reduce the pollution to the environment.

Working principle: the model of the water pump 5 is ISG20-160, the model of the fan 18 is 130FLJ-1, the control switch and the external power cord are fixedly installed on the processing box 1, the pump 5, the motor 13, the fan 18, the control switch and the external power cord The electrical connection in turn forms a closed loop, the control switch controls the start and stop of the water pump 5, the motor 13 and the fan 18 respectively, the water supply pipe is connected with the external clean water pipe, and the inspection door is fixed and installed on the adsorption box 10 through a plurality of bolts, which can be carried out. When dismantling and working, start the water pump 5, the motor 13 and the fan 18 to work, and the exhaust gas enters the first cavity 2 through the exhaust gas pipe 3. Under the action of the water pump 5, the clean water in the water tank 4 passes through the water inlet pipe 6 and the water pump 5 in turn. , the water outlet pipe 7, and then atomized and sprayed from the three nozzles 8. The sprayed water collides with the dust particles in the exhaust gas to form water droplets, which fall to the drainage plate and are discharged from the sewage pipe. The discharged sewage It can be recycled and reprocessed. Under the action of the fan 18, the exhaust gas after dust removal in the first cavity 2 passes through the first filter plate 9, passes through the first air pipe 19, the fan 18 and the second air pipe 20 in sequence, and is discharged into the second air pipe 20. In the cavity 11, the first filter plate 9 can be used to block the dust particles in the exhaust gas in the first cavity 2 to prevent the dust particles from entering the second cavity 11, and the motor 13 drives the rotating shaft 15 and the eight stirring rods to carry out. Rotate slowly at a constant speed, and use the rotation of the rotating shaft 15 and the eight stirring rods to make the activated carbon move above the fixed plate 12, and the exhaust gas in the second cavity 11 passes through a plurality of ventilation holes and through the gap between the activated carbon, from The exhaust pipe 16 is discharged to the outside, and activated carbon is used to adsorb the exhaust gas. During the movement of the activated carbon, the contact area between the exhaust gas and the activated carbon is increased, so that the treatment effect of the exhaust gas is greatly improved. Prevent the activated carbon from being discharged from the air outlet pipe 16. After the work is finished, stop the water pump 5, the motor 13 and the fan 18. Depending on the situation, remove the multiple bolts on the inspection door, open the inspection door to replace the activated carbon, and replace the second one. The interior of the cavity 11 is cleaned.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. A waste gas treatment device in an injection molding process, comprising a treatment box (1), characterized in that: the treatment box (1) is provided with a first cavity (2), and one side of the treatment box (1) is fixed A waste gas pipe (3) is installed, the waste gas pipe (3) is communicated with the first cavity (2), and a water tank (4) is fixedly installed on the side of the processing box (1) away from the waste gas pipe (3), and the water tank (4) The top of the water pump (5) is fixedly installed with a water pump (5), the suction end of the water pump (5) is fixedly installed with a water inlet pipe (6), and the end of the water inlet pipe (6) away from the water pump (5) extends into the water tank (4), and the water pump (5) A water outlet pipe (7) is fixedly installed at the discharge end of the water outlet pipe (7), the end of the water outlet pipe (7) away from the water pump (5) extends into the first cavity (2), and three nozzles (8) are fixedly installed at the bottom of the water outlet pipe (7). , and the three nozzles (8) are all located in the first cavity (2), the first cavity (2) is fixedly installed with a first filter plate (9) located above the water outlet pipe (7), and the treatment box (1) ) is fixedly installed with an adsorption box (10) on the top of the adsorption box (10), a second cavity (11) is opened on the adsorption box (10), a fixing plate (12) is fixedly installed in the second cavity (11), and the adsorption box (10) A motor (13) is fixedly installed on the top of the second cavity (11), a mounting hole (14) is opened on the top inner wall of the second cavity (11), and a rotating shaft (15) located above the fixing plate (12) is arranged in the second cavity (11). ), the top of the rotating shaft (15) extends into the mounting hole (14) and is fixedly connected with the output shaft end of the motor (13), the top of the adsorption box (10) is fixedly installed with an air outlet pipe (16), and the air outlet pipe (16) The top end extends into the second cavity (11) and is fixedly installed with the second filter plate (17), the top of the processing box (1) is fixedly installed with a fan (18), and the suction end of the fan (18) is fixedly installed with a first An air pipe (19), the end of the first air pipe (19) away from the fan (18) extends into the first cavity (2), the discharge end of the fan (18) is fixedly installed with a second air pipe (20), the second air pipe (20) One end away from the fan (18) extends into the second cavity (11), and the second air pipe (20) is located below the fixing plate (12). 2 . The waste gas treatment device in an injection molding process according to claim 1 , wherein the first cavity ( 2 ) is fixedly installed with a guide plate located below the waste gas pipe ( 3 ), and the guide plate is 2 . Inclined arrangement, one side of the treatment box (1) is fixedly installed with a sewage pipe located below the waste gas pipe (3), and the sewage pipe is communicated with the first cavity (2). 3 . The waste gas treatment device in an injection molding process according to claim 1 , wherein a water supply pipe is fixedly installed on the top of the water tank ( 4 ), and the water supply pipe communicates with the interior of the water tank ( 4 ). 4 . 4. The waste gas treatment device in an injection molding process according to claim 1, characterized in that: an inner wall of one side of the second cavity (11) is provided with an inspection hole, and one side of the adsorption box (10) is provided with an inspection hole. An access door is fixedly installed, and the access door is adapted to the access hole. 5. The exhaust gas treatment device in an injection molding process according to claim 1, wherein a bearing is fixedly sleeved on the rotating shaft (15), and the outer ring of the bearing is fixed to the inner wall of the mounting hole (14). connected, four stirring rods are fixedly installed on both sides of the rotating shaft (15). 6 . The waste gas treatment device in an injection molding process according to claim 1 , wherein a plurality of ventilation holes are opened at the top of the fixing plate ( 12 ), and the plurality of ventilation holes are evenly arranged at equal intervals. 7 . , activated carbon is placed on the top of the fixed plate (12).