Waste gas treatment device for plastic rice grain production

Abstract

The utility model discloses a waste gas treatment device for plastic rice grain production, which belongs to the technical field of waste gas treatment devices and comprises a water tank, a cleaning port is arranged on one side of the water tank, a plugging component is arranged at the cleaning port, a treatment barrel is fixedly mounted at the top of the water tank, and the bottom of the treatment barrel is communicated with the top of the water tank. Two groups of filter plates are fixedly mounted in an inner cavity of the treatment cylinder, and an activated carbon filler layer is laid at the top of each filter plate; the activated carbon packing layer and the spraying assembly are used in cooperation, waste gas can be sprayed and filtered, and through the arrangement of the feeding assembly, when the activated carbon packing layer is used for a long time and loses the adsorption and filtration functions, the waste gas can be discharged. A user can take out the activated carbon filler in the treatment barrel through the feeding assembly and fill the activated carbon filler with new activated carbon filler, so that the waste gas treatment effect of the device is guaranteed, and in the waste gas spraying treatment process, the waste gas can be cooled.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment devices, and particularly relates to a waste gas treatment device for plastic granule production. Background Technique

[0002] Plastic rice is a plastic product made based on plastic granules, and its appearance is similar to that of ordinary rice. Plastic rice has various uses, including: packaging materials, daily necessities, agricultural uses, medical and health products, building materials, etc. Waste gas will be generated during the production of plastic granules, so a waste gas treatment device is required.

[0003] A Chinese patent with the publication number CN216677608U discloses a plastic production waste gas treatment device, which relates to the technical field of waste gas treatment. The waste gas treatment device includes a treatment tank, a first activated carbon plate, a first filter layer, a second filter layer, a second activated carbon plate, and a gas detector. The upper end of the treatment tank is provided with an upper cover. One end of the upper cover away from the treatment tank is provided with a high-temperature tank. One end of the high-temperature tank away from the upper cover is provided with a second transmission pipe. One end of the second transmission pipe away from the high-temperature tank is provided with a first valve. One end of the first valve away from the second transmission pipe is provided with a first transmission pipe. A steam port is provided on one side of the valve away from the first transmission pipe and the second transmission pipe. In this waste gas treatment device, the first filter layer and the second filter layer can facilitate filtration; the high-temperature deodorant liquid vapor entering through the steam port deodorizes the waste gas; the first activated carbon plate and the second activated carbon plate adsorb harmful particles in the waste gas; the gas detector detects the discharged gas to improve the device.

[0004] In the above patent, the high-temperature deodorization method is used to treat the waste gas generated by plastic processing. However, the waste gas discharged from plastic processing is already very hot, and using steam for high-temperature deodorization of the waste gas has a poor effect, and the gas temperature is relatively high when discharged. Moreover, it further treats the waste gas by filtration, which is not convenient for replacing the filtration structure in the later stage. Therefore, we need to propose a waste gas treatment device for plastic granule production. Content of the Utility Model

[0005] The purpose of the utility model is to provide a waste gas treatment device for plastic granule production, which has the advantages of being convenient for replacing the fillers for waste gas treatment and being able to cool the waste gas by using the spraying method to treat the waste gas, so as to solve the problems put forward in the above background technique.

[0006] To achieve the above object, the present utility model provides an exhaust gas treatment device for plastic rice grain production, which includes a water tank. A cleaning port is provided on one side of the water tank, and a plugging component is arranged at the cleaning port. The top of the water tank is fixedly installed with a treatment cylinder, the bottom of the treatment cylinder is communicated with the top of the water tank, two groups of filter plates are fixedly installed in the inner cavity of the treatment cylinder, and an activated carbon packing layer is laid on the top of the filter plates. A feeding component for laying and replacing the activated carbon packing layer is installed on one side of the treatment cylinder. A spraying component is arranged above the activated carbon packing layer in the inner cavity of the treatment cylinder, and a water supply component for supplying water to the spraying component is installed on one side of the water tank.

[0007] Preferably, the spraying component includes a plurality of groups of annular pipes coaxially arranged in the inner cavity of the treatment cylinder, and the bottom of the annular pipes is annularly and arrayedly communicated with nozzles.

[0008] Preferably, the water supply component includes a water pump arranged on one side of the water tank. The water inlet end of the water pump is fixedly connected with a water inlet pipe, one end of the water inlet pipe far away from the water pump is communicated with one side of the water tank, the water drainage end of the water pump is communicated with a water drainage pipe, one side of the water drainage pipe is communicated with a connecting pipe, and one end of the connecting pipe far away from the water drainage pipe penetrates through the treatment cylinder and extends into the inner cavity of the treatment cylinder to be communicated with the surface of the annular pipe.

[0009] Preferably, the feeding component includes a fixed pipe communicated with one side of the treatment cylinder. One end of the fixed pipe is threadedly connected with a plug, and an installation groove is opened on the surface of the plug. A glass plate is fixedly installed in the inner cavity of the installation groove.

[0010] Preferably, an air inlet pipe is communicated with the bottom of one side of the treatment cylinder, and an exhaust pipe is communicated with the top of the treatment cylinder.

[0011] Preferably, the plugging component includes a positioning groove opened on one side of the water tank. A sealing plate is clamped in the inner cavity of the positioning groove. Four corners of one side of the sealing plate are all threadedly connected with positioning rods. One end of the positioning rod penetrates through the sealing plate and extends to the outside of the sealing plate to be threadedly connected with the inner wall of the positioning groove.

[0012] Preferably, a positioning frame is fixedly installed on the top of the annular pipe, and the surface of the positioning frame is fixedly connected with the inner wall of the treatment cylinder.

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

[0014] By using the activated carbon packing layer and the spraying assembly in cooperation, the utility model can spray and filter the waste gas. And through the setting of the feeding assembly, when the activated carbon packing layer in the treatment cylinder loses the adsorption and filtration function after being used for a long time, the user can take out the activated carbon packing in the treatment cylinder through the feeding assembly and fill in new activated carbon packing to ensure the treatment effect of the device on the waste gas. And during the spraying treatment of the waste gas, the waste gas can also be cooled. Brief Description of the Drawings

[0015] Figure 1 is a schematic structural view of the utility model;

[0016] Figure 2 is a schematic structural view of the interior of the treatment cylinder of the utility model;

[0017] Figure 3 is a schematic structural view of the feeding assembly of the utility model;

[0018] Figure 4 is a schematic structural view of the plugging assembly of the utility model.

[0019] In the figure: 1, water tank; 2, cleaning port; 3, treatment cylinder; 4, filter plate; 5, activated carbon packing layer; 6, annular pipe; 7, spray head; 8, water pump; 9, water inlet pipe; 10, drain pipe; 11, connecting pipe; 12, fixed pipe; 13, plug; 14, installation groove; 15, glass plate; 16, air inlet pipe; 17, exhaust pipe; 18, positioning groove; 19, sealing plate; 20, positioning rod; 21, positioning frame. Detailed Description of the Preferred Embodiments

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with 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 embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0021] Please refer to Figures 1-4 , the present utility model provides an exhaust gas treatment device for plastic rice grain production, including a water tank 1. A treatment cylinder 3 is fixedly installed at the top of the water tank 1. The bottom of one side of the treatment cylinder 3 is communicated with an air inlet pipe 16, and the top of the treatment cylinder 3 is communicated with an exhaust pipe 17. Through the setting of the air inlet pipe 16 and the exhaust pipe 17, the exhaust gas generated during the production of plastic rice grains is introduced into the treatment cylinder 3 through the air inlet pipe 16, and the treated exhaust gas is discharged to the outside through the exhaust pipe 17.

[0022] Preferably, the bottom of the treatment cylinder 3 is communicated with the top of the water tank 1. A spraying assembly is arranged above the activated carbon packing layer 5 in the inner cavity of the treatment cylinder 3. The spraying assembly includes a plurality of groups of annular pipes 6 coaxially arranged in the inner cavity of the treatment cylinder 3. The bottom of the annular pipe 6 is annularly and arrayedly communicated with spray heads 7. A water supply assembly for supplying water to the spraying assembly is installed on one side of the water tank 1. The water supply assembly includes a water pump 8 arranged on one side of the water tank 1. The water inlet end of the water pump 8 is fixedly connected with a water inlet pipe 9. One end of the water inlet pipe 9 away from the water pump 8 is communicated with one side of the water tank 1. The water discharge end of the water pump 8 is communicated with a drain pipe 10. One side of the drain pipe 10 is communicated with a connecting pipe 11. One end of the connecting pipe 11 away from the drain pipe 10 penetrates through the treatment cylinder 3 and extends into the inner cavity of the treatment cylinder 3 to be communicated with the surface of the annular pipe 6.

[0023] By the combined use of the spraying assembly and the water supply assembly, when treating waste gas, the user can turn on the water pump 8 through an external controller, pump out the water in the water tank 1 and discharge it to the annular pipe 6 through the drain pipe 10 and the connecting pipe 11, and spray it downward into the treatment cylinder 3 through the spray heads 7 to spray-treat the waste gas. When spraying, the waste gas can also be cooled. In some other embodiments, a semiconductor refrigerator can also be installed in the water tank 1 to refrigerate the water in the water tank 1 to ensure the cooling effect on the waste gas.

[0024] Among them, a positioning frame 21 is fixedly installed at the top of the annular pipe 6. The surface of the positioning frame 21 is fixedly connected with the inner wall of the treatment cylinder 3. Through the setting of the positioning frame 21, the annular pipe 6 can be installed and fixed in the inner cavity of the treatment cylinder 3.

[0025] It should be noted that two filter plates 4 are fixedly installed in the inner cavity of the treatment cylinder 3. An activated carbon packing layer 5 is laid on the top of the filter plate 4. A feeding assembly for laying and replacing the activated carbon packing layer 5 is installed on one side of the treatment cylinder 3. The feeding assembly includes a fixed pipe 12 communicated with one side of the treatment cylinder 3. One end of the fixed pipe 12 is threadedly connected with a plug 13. An installation groove 14 is formed on the surface of the plug 13. A glass plate 15 is fixedly installed in the inner cavity of the installation groove 14.

[0026] Through the setting of the activated carbon packing layer 5, the waste gas can be adsorbed and filtered. Through the setting of the filter plate 4, while playing a supporting role for the activated carbon packing layer 5, it can ensure the smooth passage of the waste gas. Through the setting of the feeding assembly, when the activated carbon packing layer 5 loses its adsorption and filtration function after being used for a long time, the user can take out the activated carbon packing in the treatment cylinder 3 through the feeding assembly and fill in new activated carbon packing to ensure the treatment effect of the device on the waste gas. Through the setting of the glass plate 15, it is convenient for the user to observe the use state of the activated carbon packing layer 5 from the outside and judge whether it needs to be replaced from the appearance.

[0027] Furthermore, a cleaning port 2 is provided on one side of the water tank 1, and a plugging assembly is arranged at the cleaning port 2. The plugging assembly includes a positioning groove 18 opened on one side of the water tank 1. A sealing plate 19 is clamped in the inner cavity of the positioning groove 18. Four corners on one side of the sealing plate 19 are all threadedly connected with positioning rods 20. One end of the positioning rod 20 penetrates through the sealing plate 19 and extends to the outside of the sealing plate 19 and is threadedly connected with the inner wall of the positioning groove 18.

[0028] Through the arrangement of the cleaning port 2, when the user needs to clean the sundries in the water tank 1, the sealing plate 19 can be opened and the sundries in the water tank 1 can be cleaned through the cleaning port 2. After the cleaning is completed, the user can snap the sealing plate 19 into the positioning groove 18 and tighten the positioning rod 20 to lock and fix it. In some other embodiments, a sealing strip can also be arranged at the connection between the sealing plate 19 and the positioning groove 18 to improve the sealing effect of the connection.

[0029] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An exhaust gas treatment device for plastic rice granule production, comprising a water tank (1), a cleaning port (2) is formed on one side of the water tank (1), and a plugging assembly is arranged at the cleaning port (2), characterized in that: A treatment cylinder (3) is fixedly installed at the top of the water tank (1). The bottom of the treatment cylinder (3) is communicated with the top of the water tank (1). Two groups of filter plates (4) are fixedly installed in the inner cavity of the treatment cylinder (3). An activated carbon packing layer (5) is laid on the top of the filter plate (4). A feeding assembly for laying and replacing the activated carbon packing layer (5) is installed on one side of the treatment cylinder (3). A spraying assembly is arranged above the activated carbon packing layer (5) in the inner cavity of the treatment cylinder (3). A water supply assembly for supplying water to the spraying assembly is installed on one side of the water tank (1).

2. The waste gas treatment device for plastic rice grain production according to claim 1, characterized in that: The spraying assembly includes a number of groups of annular pipes (6) coaxially arranged in the inner cavity of the treatment cylinder (3). The bottom of the annular pipe (6) is communicated with spray heads (7) in an annular array.

3. An exhaust gas treatment device for plastic rice granule production according to claim 2, characterized in that: The water supply assembly includes a water pump (8) arranged on one side of the water tank (1). The water inlet end of the water pump (8) is fixedly connected with a water inlet pipe (9). The end of the water inlet pipe (9) far away from the water pump (8) is communicated with one side of the water tank (1). The water drainage end of the water pump (8) is communicated with a water drainage pipe (10). One side of the water drainage pipe (10) is communicated with a connecting pipe (11). The end of the connecting pipe (11) far away from the water drainage pipe (10) penetrates through the treatment cylinder (3) and extends into the inner cavity of the treatment cylinder (3) to be communicated with the surface of the annular pipe (6).

4. An exhaust gas treatment device for plastic rice granule production according to claim 1, characterized in that: The feeding assembly includes a fixed pipe (12) communicated with one side of the treatment cylinder (3). One end of the fixed pipe (12) is threadedly connected with a plug (13). An installation groove (14) is opened on the surface of the plug (13). A glass plate (15) is fixedly installed in the inner cavity of the installation groove (14).

5. An exhaust gas treatment device for plastic rice grain production according to claim 1, characterized in that: An air inlet pipe (16) is communicated with the bottom of one side of the treatment cylinder (3). An exhaust pipe (17) is communicated with the top of the treatment cylinder (3).

6. An exhaust gas treatment device for plastic rice grain production according to claim 1, characterized in that: The plugging assembly includes a positioning groove (18) opened on one side of the water tank (1). A sealing plate (19) is clamped in the inner cavity of the positioning groove (18). Four corners on one side of the sealing plate (19) are all threadedly connected with positioning rods (20). One end of the positioning rod (20) penetrates through the sealing plate (19) and extends to the outside of the sealing plate (19) to be threadedly connected with the inner wall of the positioning groove (18).

7. An exhaust gas treatment device for plastic rice grain production according to claim 2, characterized in that: A positioning frame (21) is fixedly installed on the top of the annular pipe (6). The surface of the positioning frame (21) is fixedly connected with the inner wall of the treatment cylinder (3).

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