Green printing waste gas degradation device

Abstract

The utility model relates to the technical field of printing processing, in particular to a green printing waste gas degradation device which comprises a purification cylinder and a degradation cylinder, the center of the top of an inner cavity of the purification cylinder is communicated with an exhaust pipe, the top of the inner cavity of the purification cylinder is fixedly provided with a multi-stage filter screen, and the left side of the purification cylinder is provided with a transmission pipe in a penetrating manner; an ozone generator is mounted at the bottom of the purification cylinder through bolts. Through the arrangement of the degradation barrel, the ozone generator, the ultraviolet lamp, the spiral gas transmission assembly, the mixing and stirring assembly and the multi-stage filter screen, the purpose of degradation treatment can be achieved by utilizing ultraviolet rays to react with a photocatalytic oxidizing agent on the photoreaction blades in the working state of the ultraviolet lamp; meanwhile, the shape design of the photoreaction blades can ensure the treatment time and the treatment uniformity of the gas in the degradation barrel, and the ozone generator introduces ozone into the purification barrel, so that the contact uniformity of the ozone and the gas can be ensured under the cooperation of the rotating stirring blades, and the overall degradation treatment effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of printing processing, in particular to a green printing waste gas degradation device. Background Art

[0002] During the printing process, the main reason for the generation of waste gas is that the inks, diluents and other chemicals used in the printing process contain a large amount of volatile organic compounds. In order to ensure emission safety, degradation devices are used to purify the waste gas.

[0003] The basic degradation device uses straight-through gas for transmission, the gas residence time is short, the contact uniformity with the degradation parts is average, and it cannot combine the functions of photocatalytic oxidation and ozone treatment, which has certain limitations. In order to solve the above technical problems, we have designed a green printing waste gas degradation device. Utility Model Content

[0004] The purpose of the utility model is to provide a green printing waste gas degradation device with the advantages of dual-effect treatment, which solves the problem that the basic degradation device adopts the form of straight-through gas transmission, has a short gas residence time, and has general contact uniformity with the degradation parts. At the same time, it cannot have the functions of photocatalytic oxidation and ozone treatment, and has certain limitations.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a green printing waste gas degradation device, comprising a purification cylinder and a degradation cylinder, an exhaust pipe is connected to the center of the top of the inner cavity of the purification cylinder, a multi-stage filter is fixedly installed on the top of the inner cavity of the purification cylinder, a transmission pipe is installed through the left side of the purification cylinder, an ozone generator is installed on the bottom bolt of the purification cylinder, a mixing and stirring assembly is provided at the bottom of the inner cavity of the purification cylinder, the mixing and stirring assembly includes a turbine and an auxiliary rod, the surface of the auxiliary rod is fixedly sleeved with a stirring blade, the inner cavity of the degradation cylinder is installed with a spiral gas delivery assembly, the spiral gas delivery assembly includes an inclined rod, the surface of the inclined rod is fixedly sleeved with a photoreaction blade, the inner wall of the degradation cylinder is fixedly inlaid with an ultraviolet lamp, and the top of the degradation cylinder is connected to a transfer pipe.

[0006] Preferably, the output end of the ozone generator passes through the inner cavity of the purification cartridge, and the turbine is located on the right side of the inner cavity of the transmission tube.

[0007] Preferably, a positioning frame is fixedly connected to the inner wall of the transmission tube, and the surface of the auxiliary rod is movably connected to the positioning frame via a bearing.

[0008] Preferably, the turbine fixing sleeve is arranged on the left side of the auxiliary rod surface, and the stirring blade is located at the bottom of the multi-stage filter screen.

[0009] Preferably, the top and bottom of the inner cavity of the degradation cylinder are fixedly connected to auxiliary frames, and the center of the surface of the auxiliary frame is fixedly connected to the surface of the inclined rod.

[0010] Preferably, the photoreaction blades include spiral blades, which are fixedly mounted on the inclined rods, and the surfaces of the spiral blades are sprayed with a photocatalytic oxidant.

[0011] Preferably, the bottom of the degradation cylinder is connected with a valve, the end of the transfer tube away from the degradation cylinder is connected with the inner cavity of the transmission tube, and the outer ring fixed sleeve of the degradation cylinder is provided with a stabilizing frame.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0013] The utility model has the advantages of double-effect treatment by arranging a degradation cylinder, an ozone generator, an ultraviolet lamp, a spiral gas transmission component, a mixing and stirring component and a multi-stage filter screen. When the ultraviolet lamp is in working state, the ultraviolet rays are utilized to react with the photocatalytic oxidant on the photoreaction blades to achieve the purpose of degradation treatment. At the same time, the shape design of the photoreaction blades can ensure the treatment time and treatment uniformity of the gas in the degradation cylinder. The ozone generator passes the ozone into the purification cylinder and can ensure uniform contact with the gas under the cooperation of the rotating stirring blades, so that the overall degradation treatment effect is better. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a bottom-up perspective view of the structure of the utility model;

[0016] Figure 3 This is a sectional perspective view of the structure of the utility model;

[0017] Figure 4 This is a sectional perspective view of the local structure of the utility model;

[0018] Figure 5 It is a three-dimensional schematic diagram of the mixing and stirring component of the utility model.

[0019] In the figure: 1. Purification cylinder; 2. Exhaust pipe; 3. Transfer pipe; 4. Degradation cylinder; 5. Stabilizing frame; 6. Ozone generator; 7. Valve; 8. Ultraviolet lamp; 9. Spiral gas transmission component; 901. Photoreaction blade; 902. Inclined rod; 903. Auxiliary frame; 10. Transmission pipe; 11. Mixing and stirring component; 1101. Turbine; 1102. Positioning frame; 1103. Stirring blade; 1104. Auxiliary rod; 12. Multi-stage filter. DETAILED DESCRIPTION

[0020] See also Figure 1-Figure 5, a green printing waste gas degradation device, including a purification cylinder 1 and a degradation cylinder 4, the center of the top of the inner cavity of the purification cylinder 1 is connected with an exhaust pipe 2, by setting the exhaust pipe 2, the transmission gas can be guided and discharged, the top of the inner cavity of the purification cylinder 1 is fixedly installed with a multi-stage filter 12, the left side of the purification cylinder 1 is penetrated by a transmission pipe 10, the bottom bolt of the purification cylinder 1 is installed with an ozone generator 6, the bottom of the inner cavity of the purification cylinder 1 is provided with a mixing and stirring assembly 11, the mixing and stirring assembly 11 includes a turbine 1101 and an auxiliary rod 1104, the surface of the auxiliary rod 1104 is fixedly sleeved with a stirring blade 1103, the inner cavity of the degradation cylinder 4 is installed with a spiral gas delivery assembly 9, the spiral gas delivery assembly 9 includes an inclined rod 902, by setting the inclined rod 902, the fixed installation requirements of the photoreaction blade 901 can be met, the surface of the inclined rod 902 is fixedly sleeved with a photoreaction blade 901, the inner wall of the degradation cylinder 4 is fixedly inlaid with an ultraviolet lamp 8, and the top of the degradation cylinder 4 is connected with a transfer pipe 3;

[0021] See also Figure 3 、 Figure 4 and Figure 5 The output end of the ozone generator 6 passes through the inner cavity of the purification cylinder 1, and the turbine 1101 is located on the right side of the inner cavity of the transmission pipe 10. By setting the turbine 1101, when the gas is transmitted to the right through the transmission pipe 10, the turbine 1101 can use the kinetic energy of the gas flow to rotate itself, thereby driving the auxiliary rod 1104 to rotate synchronously;

[0022] See also Figure 3 、 Figure 4 and Figure 5 The inner wall of the transmission tube 10 is fixedly connected with a positioning frame 1102, and the surface of the auxiliary rod 1104 is movably connected to the positioning frame 1102 through a bearing. By setting the positioning frame 1102, it can be fixedly connected to the inner wall of the transmission tube 10 and meet the requirements of the movable installation of the auxiliary rod 1104;

[0023] See also Figure 3 、 Figure 4 and Figure 5 The turbine 1101 is fixedly sleeved on the left side of the surface of the auxiliary rod 1104, and the stirring blade 1103 is located at the bottom of the multi-stage filter 12. By setting the stirring blade 1103, it can rotate together with the auxiliary rod 1104, thereby assisting in stirring and mixing the ozone and the transmission gas;

[0024] See also Figure 3 、 Figure 4 and Figure 5 , the top and bottom of the inner cavity of the degradation cylinder 4 are fixedly connected with an auxiliary frame 903, and the center of the surface of the auxiliary frame 903 is fixedly connected to the surface of the inclined rod 902. By setting the auxiliary frame 903, it can be fixedly connected to the inner wall of the degradation cylinder 4, thereby meeting the fixed installation requirements of the inclined rod 902;

[0025] See also Figure 3 、 Figure 4 and Figure 5 The photoreaction blade 901 includes a spiral blade, which is fixedly mounted on the inclined rod 902. The surface of the spiral blade is sprayed with a photocatalytic oxidant. By setting the photoreaction blade 901, the exhaust gas can be spirally guided.

[0026] See also Figure 1 and Figure 2 The bottom of the degradation cylinder 4 is connected with a valve 7. By setting the valve 7, the waste gas can enter the degradation cylinder 4 in the open state. The end of the transfer pipe 3 away from the degradation cylinder 4 is connected with the inner cavity of the transmission pipe 10. By setting the transfer pipe 3 and the transmission pipe 10, the gas discharged from the top of the degradation cylinder 4 can be guided to the bottom of the inner cavity of the purification cylinder 1. The outer ring of the degradation cylinder 4 is fixed with a stabilizing frame 5. By setting the stabilizing frame 5, the stable installation requirement of the degradation cylinder 4 can be met. Example

[0027] A green printing waste gas degradation device comprises a purification cylinder 1 and a degradation cylinder 4. The center of the top of the inner cavity of the purification cylinder 1 is connected with an exhaust pipe 2. By setting the exhaust pipe 2, the transmission gas can be guided and discharged. The top of the inner cavity of the purification cylinder 1 is fixedly installed with a multi-stage filter screen 12. The left side of the purification cylinder 1 is penetrated by a transmission pipe 10. The bottom bolt of the purification cylinder 1 is installed with an ozone generator 6. The bottom of the inner cavity of the purification cylinder 1 is provided with a mixing and stirring component 11. The mixing and stirring component 11 includes a turbine 1101 and an auxiliary rod 1104. The surface of the auxiliary rod 1104 is fixedly sleeved with a stirring blade 1103. The inner cavity of the degradation cylinder 4 is installed with a spiral gas delivery component 9. The spiral gas delivery component 9 includes an inclined rod 902. By setting the inclined rod 902, the fixed installation requirements of the photoreaction blade 901 can be met. The surface of the inclined rod 902 is fixedly sleeved with a photoreaction blade 901. The inner wall of the degradation cylinder 4 is fixedly inlaid with an ultraviolet lamp 8. The top of the degradation cylinder 4 is connected with a transfer pipe 3.

[0028] See also Figure 3 、 Figure 4 and Figure 5 The output end of the ozone generator 6 passes through the inner cavity of the purification cylinder 1, and the turbine 1101 is located on the right side of the inner cavity of the transmission pipe 10. By setting the turbine 1101, when the gas is transmitted to the right through the transmission pipe 10, the turbine 1101 can use the kinetic energy of the gas flow to rotate itself, thereby driving the auxiliary rod 1104 to rotate synchronously;

[0029] See also Figure 3 、 Figure 4 and Figure 5The inner wall of the transmission tube 10 is fixedly connected with a positioning frame 1102, and the surface of the auxiliary rod 1104 is movably connected to the positioning frame 1102 through a bearing. By setting the positioning frame 1102, it can be fixedly connected to the inner wall of the transmission tube 10 and meet the requirements of the movable installation of the auxiliary rod 1104;

[0030] See also Figure 3 、 Figure 4 and Figure 5 The turbine 1101 is fixedly sleeved on the left side of the surface of the auxiliary rod 1104, and the stirring blade 1103 is located at the bottom of the multi-stage filter 12. By setting the stirring blade 1103, it can rotate together with the auxiliary rod 1104, thereby assisting in stirring and mixing the ozone and the transmission gas;

[0031] See also Figure 3 、 Figure 4 and Figure 5 , the top and bottom of the inner cavity of the degradation cylinder 4 are fixedly connected with an auxiliary frame 903, and the center of the surface of the auxiliary frame 903 is fixedly connected to the surface of the inclined rod 902. By setting the auxiliary frame 903, it can be fixedly connected to the inner wall of the degradation cylinder 4, thereby meeting the fixed installation requirements of the inclined rod 902;

[0032] See also Figure 3 、 Figure 4 and Figure 5 The photoreaction blade 901 includes a spiral blade, which is fixedly mounted on the inclined rod 902. The surface of the spiral blade is sprayed with a photocatalytic oxidant. By setting the photoreaction blade 901, the exhaust gas can be spirally guided.

[0033] See also Figure 1 and Figure 2 , one end of the transfer tube 3 away from the degradation cylinder 4 is connected to the inner cavity of the transmission tube 10. By setting the transfer tube 3 and the transmission tube 10, the gas discharged from the top of the degradation cylinder 4 can be guided to the bottom of the inner cavity of the purification cylinder 1. The outer ring of the degradation cylinder 4 is fixed with a stabilizing frame 5. By setting the stabilizing frame 5, the stable installation requirement of the degradation cylinder 4 can be met;

[0034] The multi-stage filter 12 includes a common filter, a HEPA filter, and an activated carbon filter. The common filter, the HEPA filter, and the activated carbon filter are arranged in sequence from the outside to the inside and are all fixedly connected to the inner wall of the purification cartridge 1. This design allows the common filter to achieve gas filtering while avoiding affecting the ozone content in the mixed gas. The activated carbon filter can adsorb the gas after multi-stage filtration to prevent residual ozone from being discharged through the exhaust pipe 2, thereby improving overall safety. Example

[0035] A green printing waste gas degradation device comprises a purification cylinder 1 and a degradation cylinder 4. The center of the top of the inner cavity of the purification cylinder 1 is connected with an exhaust pipe 2. By setting the exhaust pipe 2, the transmission gas can be guided and discharged. The top of the inner cavity of the purification cylinder 1 is fixedly installed with a multi-stage filter screen 12. The left side of the purification cylinder 1 is penetrated by a transmission pipe 10. The bottom bolt of the purification cylinder 1 is installed with an ozone generator 6. The bottom of the inner cavity of the purification cylinder 1 is provided with a mixing and stirring component 11. The mixing and stirring component 11 includes a turbine 1101 and an auxiliary rod 1104. The surface of the auxiliary rod 1104 is fixedly sleeved with a stirring blade 1103. The inner cavity of the degradation cylinder 4 is installed with a spiral gas delivery component 9. The spiral gas delivery component 9 includes an inclined rod 902. By setting the inclined rod 902, the fixed installation requirements of the photoreaction blade 901 can be met. The surface of the inclined rod 902 is fixedly sleeved with a photoreaction blade 901. The inner wall of the degradation cylinder 4 is fixedly inlaid with an ultraviolet lamp 8. The top of the degradation cylinder 4 is connected with a transfer pipe 3.

[0036] See also Figure 3 、 Figure 4 and Figure 5 The output end of the ozone generator 6 passes through the inner cavity of the purification cylinder 1, and the turbine 1101 is located on the right side of the inner cavity of the transmission pipe 10. By setting the turbine 1101, when the gas is transmitted to the right through the transmission pipe 10, the turbine 1101 can use the kinetic energy of the gas flow to rotate itself, thereby driving the auxiliary rod 1104 to rotate synchronously;

[0037] See also Figure 3 、 Figure 4 and Figure 5 The inner wall of the transmission tube 10 is fixedly connected with a positioning frame 1102, and the surface of the auxiliary rod 1104 is movably connected to the positioning frame 1102 through a bearing. By setting the positioning frame 1102, it can be fixedly connected to the inner wall of the transmission tube 10 and meet the requirements of the movable installation of the auxiliary rod 1104;

[0038] See also Figure 3 、 Figure 4 and Figure 5 The turbine 1101 is fixedly sleeved on the left side of the surface of the auxiliary rod 1104, and the stirring blade 1103 is located at the bottom of the multi-stage filter 12. By setting the stirring blade 1103, it can rotate together with the auxiliary rod 1104, thereby assisting in stirring and mixing the ozone and the transmission gas;

[0039] See also Figure 3 、 Figure 4 and Figure 5 , the top and bottom of the inner cavity of the degradation cylinder 4 are fixedly connected with an auxiliary frame 903, and the center of the surface of the auxiliary frame 903 is fixedly connected to the surface of the inclined rod 902. By setting the auxiliary frame 903, it can be fixedly connected to the inner wall of the degradation cylinder 4, thereby meeting the fixed installation requirements of the inclined rod 902;

[0040] See also Figure 3 、 Figure 4 and Figure 5 The photoreaction blade 901 includes a spiral blade, which is fixedly mounted on the inclined rod 902. The surface of the spiral blade is sprayed with a photocatalytic oxidant. By setting the photoreaction blade 901, the exhaust gas can be spirally guided.

[0041] See also Figure 1 and Figure 2 The bottom of the degradation cylinder 4 is connected with a valve 7. By setting the valve 7, when it is open, the waste gas can enter the degradation cylinder 4. The end of the transfer pipe 3 away from the degradation cylinder 4 is connected with the inner cavity of the transmission pipe 10. By setting the transfer pipe 3 and the transmission pipe 10, the gas discharged from the top of the degradation cylinder 4 can be guided to the bottom of the inner cavity of the purification cylinder 1;

[0042] The bottom of the stabilizing frame 5 is in the same plane as the bottom supporting legs of the purification cylinder 1 . A reinforcing plate is fixedly connected between the right side of the stabilizing frame 5 and the left side of the purification cylinder 1 . The presence of the reinforcing plate can ensure the overall stability of the device.

[0043] During use, all components are in the initial installation state. First, open the valve 7 and pass the exhaust gas into the degradation tube 4 through the valve 7. Under the guidance of the photoreaction blade 901, the exhaust gas spirals up and the ultraviolet lamp 8 is synchronously controlled to work. With the cooperation of the photocatalytic oxidant on the photoreaction blade 901, the gas is degraded and purified. Finally, the gas after a single treatment enters the bottom of the inner cavity of the purification tube 1 through the transfer pipe 3 and the transmission pipe 10. As the gas is continuously transmitted, the turbine 1101 will synchronously drive the auxiliary rod 1104 to rotate, and the stirring blade 1103 will continue to rotate, synchronously controlling the operation of the degradation tube 4. Ozone gas will also be passed into the bottom of the inner cavity of the purification tube 1, and then with the cooperation of the rotating stirring blade 1103, a good stirring and mixing reaction can be carried out. Finally, the mixture is filtered through the multi-stage filter 12 and discharged from the exhaust pipe 2.

[0044] To sum up: the green printing waste gas degradation device, by setting a degradation cylinder 4, an ozone generator 6, an ultraviolet lamp 8, a spiral gas transmission component 9, a mixing and stirring component 11 and a multi-stage filter 12, solves the problem that the basic degradation device adopts the form of straight-through gas transmission, the gas residence time is short, the contact uniformity with the degradation parts is general, and at the same time, it cannot have the functions of photocatalytic oxidation and ozone treatment, which has certain limitations.

Claims

1. A green printing waste gas degradation device, comprising a purification cylinder (1) and a degradation cylinder (4), characterized in that: The center of the top of the inner cavity of the purification cylinder (1) is connected to an exhaust pipe (2), the top of the inner cavity of the purification cylinder (1) is fixedly installed with a multi-stage filter (12), the left side of the purification cylinder (1) is penetrated by a transmission pipe (10), the bottom of the purification cylinder (1) is bolted with an ozone generator (6), the bottom of the inner cavity of the purification cylinder (1) is provided with a mixing and stirring assembly (11), the mixing and stirring assembly (11) comprises a turbine (1101) and an auxiliary rod (1104), the surface of the auxiliary rod (1104) is fixedly sleeved with a stirring blade (1103), the inner cavity of the degradation cylinder (4) is installed with a spiral gas transmission assembly (9), the spiral gas transmission assembly (9) comprises an inclined rod (902), the surface of the inclined rod (902) is fixedly sleeved with a photoreaction blade (901), the inner wall of the degradation cylinder (4) is fixedly inlaid with an ultraviolet lamp (8), and the top of the degradation cylinder (4) is connected to a transfer pipe (3).

2. A green printing waste gas degradation device according to claim 1, characterized in that: The output end of the ozone generator (6) passes through the inner cavity of the purification cylinder (1), and the turbine (1101) is located on the right side of the inner cavity of the transmission pipe (10).

3. The green printing waste gas degradation device according to claim 1, characterized in that: The inner wall of the transmission tube (10) is fixedly connected to a positioning frame (1102), and the surface of the auxiliary rod (1104) is movably connected to the positioning frame (1102) via a bearing.

4. The green printing waste gas degradation device according to claim 1, characterized in that: The turbine (1101) is fixedly sleeved on the left side of the surface of the auxiliary rod (1104), and the stirring blade (1103) is located at the bottom of the multi-stage filter screen (12).

5. The green printing waste gas degradation device according to claim 1, characterized in that: The top and bottom of the inner cavity of the degradation cylinder (4) are both fixedly connected to auxiliary frames (903), and the center of the surface of the auxiliary frame (903) is fixedly connected to the surface of the inclined rod (902).

6. The green printing waste gas degradation device according to claim 1, characterized in that: The photoreaction blade (901) comprises a spiral blade, which is fixedly mounted on the inclined rod (902), and the surface of the spiral blade is sprayed with a photocatalytic oxidant.

7. The green printing waste gas degradation device according to claim 1, characterized in that: The bottom of the degradation cylinder (4) is connected to a valve (7), one end of the transfer tube (3) away from the degradation cylinder (4) is connected to the inner cavity of the transmission tube (10), and the outer ring fixed sleeve of the degradation cylinder (4) is provided with a stabilizing frame (5).

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