Organic waste gas recovery device for resin production

Abstract

The utility model discloses an organic waste gas recovery device for resin production, which comprises a recovery tank, a bracket is arranged at the bottom of the recovery tank, a tank cover is arranged at the top of the recovery tank far away from the bracket, the inside of the tank cover is connected with a gas inlet, and an inner tank is connected to the bottom of the tank cover close to the recovery tank. According to the waste gas recycling device, the atomizing spray head and the stirring blade are arranged in the inner tank of the recycling tank, the motor is started to drive the stirring blade to rotate through the stirring rod, and then the atomizing spray head is matched to spray liquid, so that waste gas and the liquid can be uniformly mixed; the mixed liquid can fall into the collecting tank to be collected, the sprayed gas can enter the filter material between the inner tank and the recovery tank from the first filter screen, the gas is filtered through the filter material, and the liquid in the gas can fall down to drop into the collecting tank below and is finally discharged from the connecting pipe through the exhaust hole above; the purification of the waste gas is completed.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas recovery, in particular to an organic waste gas recovery device used in resin production. Background Art

[0002] Resin is an organic polymer that softens or melts when heated and tends to flow under the action of external force when softened. It is solid, semi-solid, or sometimes liquid at room temperature. In the production process of resin, organic waste gas will be generated. If these waste gases are not treated, they will pollute the atmosphere, so an organic waste gas recovery device will be used to treat the waste gas.

[0003] After searching, for example, Chinese patent literature discloses CN217746387U, an ABS resin production waste gas treatment equipment, which recycles waste water through a sedimentation tank, a liquid return tank, a water pump and a liquid return pipe to avoid waste, and then sets a return air pipe in the secondary filtration device, and the unqualified gas in the exhaust pipe re-enters the upper chamber through the return air pipe and is re-filtered, but there are still the following defects:

[0004] When the above-mentioned organic waste gas recovery device for resin production is used, it is not mixed thoroughly with the sprayed liquid, and the gas after spraying will be mixed with water vapor and impurities, and it cannot be filtered to filter the waste gas thoroughly. Utility Model Content

[0005] The purpose of the utility model is to provide an organic waste gas recovery device for resin production, so as to solve the problem that the organic waste gas recovery device for resin production proposed in the above-mentioned background technology is not thoroughly mixed with the sprayed liquid, and the gas after spraying will be mixed with water vapor and impurities, and cannot be filtered, so the waste gas cannot be thoroughly filtered.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an organic waste gas recovery device for resin production, comprising a recovery tank, a bracket is arranged at the bottom of the recovery tank, a tank cover is arranged at the top of the recovery tank away from the bracket, an air inlet is connected to the inside of the tank cover, an inner tank is connected to the bottom of the recovery tank near the tank cover, the inner tank is arranged in the middle of the recovery tank, an atomizing nozzle is installed at the top of the inner tank near the top of the tank cover, and a liquid discharge pipe is connected to the bottom of the recovery tank;

[0007] A motor is installed in the middle of the tank cover, and a stirring rod is connected to the motor near the bottom of the recovery tank. The stirring rod passes through the atomizing nozzle and is arranged inside the inner tank. Several groups of stirring blades are fixed on the side of the stirring rod, and the stirring blades are arranged inside the inner tank. A filter material is arranged between the outer side of the inner tank and the inner wall of the recovery tank, and a first filter screen is arranged at the bottom of the filter material. The first filter screen is a circular ring structure, and the first filter screen is fixedly connected to the outer side of the inner tank and the recovery tank.

[0008] Preferably, the recovery tank is provided with two groups of symmetrically distributed exhaust holes near the top of the tank cover, an air guide pipe with a semicircular tubular structure is provided on the outside of the recovery tank, and both ends of the air guide pipe are connected to the exhaust holes of the recovery tank, and a connecting pipe is connected to the middle side of the air guide pipe away from the recovery tank.

[0009] Preferably, a collecting groove is provided at the bottom of the recovery tank near the drain pipe, and a block with a circular ring structure is provided on the inner side of the collection groove, and the block protrudes from the inner wall of the recovery tank.

[0010] Preferably, the position height of the exhaust hole is greater than the top surface height of the filter material.

[0011] Preferably, a second filter screen is provided on the top of the block, and the second filter screen is a circular structure, and the maximum diameter of the second filter screen is greater than the minimum diameter of the block.

[0012] Preferably, the atomizing nozzles are two groups of circular ring structures, and four groups of nozzle connecting pipes are arranged between the two groups of circular ring structures of the atomizing nozzles, one of the four groups of nozzle connecting pipes is connected to the top with a liquid inlet pipe, and the liquid inlet pipe passes through the top of the tank cover and is arranged on the outside of the tank cover.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] By arranging an atomizing nozzle and a stirring blade inside the inner tank of the recovery tank, starting the motor to drive the stirring blade to rotate through the stirring rod, and then cooperating with the atomizing nozzle to spray liquid, the exhaust gas and liquid can be evenly mixed, and the mixed liquid can fall into the collection tank for collection. The sprayed gas will pass through the first filter screen and enter the filter material between the inner tank and the recovery tank. The gas is filtered by the filter material, and the liquid in the gas will drop to the collection tank below, and finally be discharged from the air guide pipe and the connecting pipe through the exhaust hole above to complete the purification of the exhaust gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the filter material distribution structure in the utility model;

[0018] Figure 4 This is a schematic diagram of the internal structure of the recovery tank in the utility model;

[0019] Figure 5 This is a schematic diagram of the internal structure of the inner tank in the utility model;

[0020] Figure 6 This is a schematic diagram of the cross-sectional structure of the utility model.

[0021] In the figure: 1. recovery tank; 101. bracket; 102. tank cover; 103. exhaust hole; 104. air guide tube; 105. connecting pipe; 106. drain pipe; 107. collecting tank; 108. block; 2. inner tank; 3. filter material; 4. first filter screen; 5. motor; 501. stirring rod; 502. stirring blade; 6. atomizing nozzle; 601. nozzle connecting pipe; 602. liquid inlet pipe; 7. air inlet; 8. second filter screen. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0023] See also Figure 1-6 The utility model provides an organic waste gas recovery device for resin production, comprising a recovery tank 1, a bracket 101, a tank cover 102, an exhaust hole 103, an air guide pipe 104, a connecting pipe 105, a liquid discharge pipe 106, a collecting tank 107, a block 108, an inner tank 2, a filter material 3, a first filter screen 4, a motor 5, a stirring rod 501, a stirring blade 502, an atomizing nozzle 6, a nozzle connecting pipe 601, a liquid inlet pipe 602, an air inlet 7, and a second filter screen 8. The bottom of the recovery tank 1 is provided with a bracket 101, and the top of the recovery tank 1 near the tank cover 102 is provided with a There are two groups of symmetrically distributed exhaust holes 103, and an air guide pipe 104 with a semicircular tubular structure is arranged on the outer side of the recovery tank 1, and both ends of the air guide pipe 104 are connected to the exhaust holes 103 of the recovery tank 1, and a connecting pipe 105 is connected to the middle side of the air guide pipe 104 away from the recovery tank 1. The filtered gas inside the recovery tank 1 can be discharged through the exhaust holes 103, and then discharged through the air guide pipe 104 and the connecting pipe 105. The position height of the exhaust hole 103 is greater than the top surface height of the filter material 3, which can avoid the exhaust hole 103 being blocked by the filter material 3, resulting in low exhaust efficiency.

[0024] The bottom of the recovery tank 1 near the drain pipe 106 is provided with a collecting tank 107, and a block 108 with a circular ring structure is provided on the inner side of the collection tank 107, and the block 108 protrudes from the inner wall of the recovery tank 1, so that the second filter screen 8 above can be supported by the block 108, and the top of the block 108 is provided with a second filter screen 8, and the second filter screen 8 is a circular structure, and the maximum diameter of the second filter screen 8 is greater than the minimum diameter of the block 108, so that the second filter screen 8 can be fixed on the top of the collection tank 107 to filter the impurities in the liquid. The recovery tank 1 is provided with a tank cover 102 at the top away from the bracket 101, a motor 5 is installed in the middle of the tank cover 102, and a stirring rod 501 is connected to the bottom of the motor 5 near the recovery tank 1. The stirring rod 501 penetrates the atomizing nozzle 6 and is arranged inside the inner tank 2. A plurality of stirring blades 502 are fixed on the side of the stirring rod 501, and the stirring blades 502 are arranged inside the inner tank 2. In this way, the stirring blades 502 can be driven to rotate by the motor 5 to fully mix the exhaust gas inside the inner tank 2 and the sprayed liquid.

[0025] The inside of the tank cover 102 is connected with an air inlet 7, and the tank cover 102 is connected with an inner tank 2 near the bottom of the recovery tank 1. A filter material 3 is arranged between the outer side of the inner tank 2 and the inner wall of the recovery tank 1. A first filter screen 4 is arranged at the bottom of the filter material 3, and the first filter screen 4 is a circular ring structure, and the first filter screen 4 is fixedly connected to the outer side of the inner tank 2 and the recovery tank 1. The filter material 3 can filter the gas after spraying, and the liquid in the gas will drop due to gravity, and finally drip into the inside of the collection tank 107 through the first filter screen 4. , to complete the liquid recovery, the inner tank 2 is arranged in the middle of the recovery tank 1, and an atomizing nozzle 6 is installed on the top of the inner tank 2 near the top of the tank cover 102. The atomizing nozzle 6 is two groups of circular ring structures, and four groups of nozzle connecting pipes 601 are arranged between the two groups of circular ring structures to connect the atomizing nozzles 6. One of the four groups of nozzle connecting pipes 601 is connected to a liquid inlet pipe 602 on the top, and the liquid inlet pipe 602 passes through the top of the tank cover 102 and is arranged on the outside of the tank cover 102. The bottom of the recovery tank 1 is connected to a drain pipe 106.

[0026] When the embodiment of the present application is in use: by setting an inner tank 2 inside the recovery tank 1, and the inner tank 2 is provided with an atomizing nozzle 6 and a stirring blade 502, when the motor 5 is started, the stirring blade 502 can be driven to rotate by the stirring rod 501, and then the liquid is sprayed out in cooperation with the atomizing nozzle 6, so that the exhaust gas and the liquid can be mixed evenly, and the mixed liquid can fall into the interior of the collecting tank 107 for collection, and the sprayed gas will enter the filter material 3 between the inner tank 2 and the recovery tank 1 from the first filter screen 4, and the gas will be filtered by the filter material 3, and the liquid mixed in the gas will also remain in the filter material 3, and finally, under the influence of gravity, it will drop to the collection tank 107 below, and then the filtered gas can be discharged from the exhaust hole 103 above. , and then discharged from the air duct 104 and the connecting pipe 105 to complete the purification of the waste gas. In this way, an organic waste gas recovery device for resin production is completed. It should be noted that the utility model is an organic waste gas recovery device for resin production. The components are all universal standard parts or components known to technical personnel in this field. Its structure and principle can be known by technical personnel in this field through technical manuals or through conventional experimental methods. In the idle part of this device, all the above-mentioned electrical components, which refer to power elements, electrical components, and adapted monitoring computers and power supplies, are connected through wires. The specific connection means should refer to the above-mentioned working principle. The electrical connection is completed in the working order of each electrical component. The detailed connection means are well known in the art.

[0027] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An organic waste gas recovery device for resin production, comprising a recovery tank (1), characterized in that: The bottom of the recovery tank (1) is provided with a support (101), the top of the recovery tank (1) away from the support (101) is provided with a tank cover (102), the inside of the tank cover (102) is connected with an air inlet (7), the tank cover (102) is connected with an inner tank (2) near the bottom of the recovery tank (1), the inner tank (2) is arranged in the middle of the recovery tank (1), the top of the inner tank (2) near the top of the tank cover (102) is provided with an atomizing nozzle (6), and the bottom of the recovery tank (1) is connected with a liquid discharge pipe (106); A motor (5) is installed in the middle of the tank cover (102); the motor (5) is connected to a stirring rod (501) near the bottom of the recovery tank (1); the stirring rod (501) penetrates the atomizing nozzle (6) and is arranged inside the inner tank (2); a plurality of groups of stirring blades (502) are fixed on the side of the stirring rod (501); and the stirring blades (502) are arranged inside the inner tank (2); a filter material (3) is arranged between the outer side of the inner tank (2) and the inner wall of the recovery tank (1); a first filter screen (4) is arranged at the bottom of the filter material (3); the first filter screen (4) is a circular ring structure, and the first filter screen (4) is fixedly connected to the outer side of the inner tank (2) and the recovery tank (1).

2. The organic waste gas recovery device for resin production according to claim 1, characterized in that: The recovery tank (1) is provided with two groups of symmetrically distributed exhaust holes (103) near the top of the tank cover (102); an air guide pipe (104) with a semicircular tubular structure is provided on the outside of the recovery tank (1); and both ends of the air guide pipe (104) are connected to the exhaust holes (103) of the recovery tank (1); and a connecting pipe (105) is connected to the middle of the air guide pipe (104) at a side away from the recovery tank (1).

3. The organic waste gas recovery device for resin production according to claim 1, characterized in that: The recovery tank (1) is provided with a collecting groove (107) at the bottom near the drain pipe (106), and a block (108) with a circular ring structure is provided inside the collection groove (107), and the block (108) protrudes from the inner wall of the recovery tank (1).

4. The organic waste gas recovery device for resin production according to claim 2, characterized in that: The position height of the exhaust hole (103) is greater than the top surface height of the filter material (3).

5. The organic waste gas recovery device for resin production according to claim 3, characterized in that: A second filter screen (8) is arranged on the top of the block (108), and the second filter screen (8) is a circular structure, and the maximum diameter of the second filter screen (8) is greater than the minimum diameter of the block (108).

6. The organic waste gas recovery device for resin production according to claim 1, characterized in that: The atomizing nozzles (6) are two groups of circular ring structures, and four groups of nozzle connecting pipes (601) are arranged between the two groups of circular ring structures to connect them. One of the four groups of nozzle connecting pipes (601) is connected to a liquid inlet pipe (602) at the top, and the liquid inlet pipe (602) passes through the top of the tank cover (102) and is arranged on the outside of the tank cover (102).

Images