CN215570499U - Alkali etching operation exhaust treatment system - Google Patents
Alkali etching operation exhaust treatment system Download PDFInfo
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- CN215570499U CN215570499U CN202121355868.5U CN202121355868U CN215570499U CN 215570499 U CN215570499 U CN 215570499U CN 202121355868 U CN202121355868 U CN 202121355868U CN 215570499 U CN215570499 U CN 215570499U
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Abstract
The utility model discloses an alkaline etching operation waste gas treatment system, which relates to the technical field of aluminum profile alkaline etching operation and comprises a waste gas module, a waste gas collection module, a conveying pipeline, a waste gas treatment module, a discharge pipeline and an external module, wherein the waste gas module is connected with the waste gas collection module, the waste gas collection module is connected with the conveying pipeline, the conveying pipeline is connected with the waste gas treatment module, the waste gas treatment module is connected with the discharge pipeline, the discharge pipeline is communicated with the external module, and the waste gas treatment module comprises a gas mixing module and a gas combustion module. The present invention has the advantage of complete combustion of hydrogen.
Description
Technical Field
The utility model relates to the technical field of aluminum profile alkaline etching operation, in particular to an alkaline etching operation waste gas treatment system.
Background
The alkaline etching refers to the process of etching the aluminum profile in an alkaline solution, wherein the alkaline solution can be a sodium hydroxide solution or a potassium hydroxide solution, and can also be a sodium carbonate solution or a sodium phosphate solution and the like; the basic premise is that the alkaline solution can generate powerful corrosion action on the surface of the aluminum profile to remove a passivation layer, rust or other impurities on the surface of the aluminum profile so as to obtain a cleaner surface.
At present, the existing alkali etching operation waste gas treatment system generally comprises waste gas collection and waste gas treatment, and the waste gas treatment generally leads the hydrogen into air and then carries out combustion treatment.
However, in the above-mentioned exhaust gas treatment, air and hydrogen gas are not mixed during combustion, and thus insufficient combustion of hydrogen gas is likely to occur.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides an alkaline etching operation waste gas treatment system. Its advantage is full combustion of hydrogen.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides an alkaline corrosion operation exhaust treatment system, includes waste gas module, waste gas collection module, pipeline, exhaust-gas treatment module, discharge line and external module, the waste gas module is connected with the waste gas collection module, the waste gas collection module is connected with pipeline, pipeline is connected with the exhaust-gas treatment module, the exhaust-gas treatment module is connected with discharge line, discharge line communicates with each other with external module, the exhaust-gas treatment module includes gas mixing module and gas combustion module.
Through the technical scheme: when handling the hydrogen that the alkaline etching operation produced, utilize waste gas collection module to collect hydrogen, carry hydrogen to the gas mixing module of exhaust-gas treatment module in through pipeline afterwards, utilize mixing module to carry out intensive mixing to gas, then gas combustion module carries out combustion processing to hydrogen, and the gas after will handling through the discharge tube at last discharges the external world, reaches and prevents to mix between hydrogen and the air inhomogeneous and cause hydrogen burning insufficient.
The utility model is further set that the waste gas treatment module comprises a hydrogen combustion barrel, the bottom of the hydrogen combustion barrel is fixedly connected with a plurality of supporting legs, the inner wall of the bottom of the hydrogen combustion barrel is fixedly provided with a drain pipe, the outer wall of the drain pipe is fixedly provided with a drain valve, the outer wall of one side of the hydrogen combustion barrel is fixedly provided with an air outlet pipe, the air outlet pipe is connected with a discharge pipeline, the outer wall of the other side of the hydrogen combustion barrel is fixedly provided with a hydrogen inlet pipe, the hydrogen inlet pipe is connected with a conveying pipeline, the outer wall of the other side of the hydrogen combustion barrel is fixedly provided with an air inlet pipe, the inner wall of the other side of the hydrogen combustion barrel is fixedly connected with a mixing net frame, and the hydrogen inlet pipe and the air inlet pipe are communicated with the mixing net frame.
Through the technical scheme: the hydrogen and air are mixed using a mixing screen frame.
The hydrogen gas inlet pipe is arranged on the outer wall of the hydrogen gas inlet pipe, the outer wall of one side, away from the hydrogen gas inlet pipe, of the mixing screen frame is fixedly connected with a rotating motor, an output shaft of the rotating motor is fixedly provided with an accelerating mechanism, one side of the accelerating mechanism is fixedly provided with a rotating shaft, and the circumferential outer wall of the rotating shaft is fixedly connected with mixing blades.
Through the technical scheme: the rotating shaft and the mixing blades are driven to rotate by the rotating motor, so that air and hydrogen can be mixed conveniently.
The utility model is further provided that the outer wall of the mixing blade is provided with a plurality of air holes.
Through the technical scheme: during mixing, the hydrogen and the air continuously pass through the air holes, so that the aim of fully mixing is fulfilled.
The hydrogen gas inlet pipe is arranged on the mixing screen frame, the accelerating mechanism and the accelerating mechanism, one side of the accelerating mechanism is fixedly connected with an output shaft of a rotating motor, the first gear is rotatably connected with the inner wall of one side of the mixing screen frame, which is far away from the hydrogen gas inlet pipe, the first gear is meshed with the second gear, the middle of one side of the outer wall of the mixing screen frame is fixedly connected with the rotating motor, and the rotating shaft, the middle of the outer wall of the mixing screen frame is fixedly connected with the rotating mechanism, the middle of the outer wall of the mixing screen frame, the outer wall, the middle of the one side of the mixing screen frame, and is further, and is arranged on one side of the mixing screen frame, and is arranged on the one side of the second gear, and is arranged on the one side of the second gear, and is fixedly connected with the second gear, and is arranged, and is further, and is arranged, and is connected with the one side of the second gear, and is connected with the one side of the other, and is connected with the one side of the one.
Through the technical scheme: the first gear and the second gear are used for driving the rotating shaft to rotate.
The utility model is further arranged such that the number of teeth of the first gear is smaller than the second gear.
Through the technical scheme: because the number of teeth of the second gear is large, the second gear is larger than that of the first gear, the first gear is further accelerated to rotate, the rotating shaft is further accelerated to rotate, and therefore the mixing effect between air and hydrogen is improved.
The utility model is further arranged in that a protective cover is fixedly connected to the outer wall of one side of the mixing net frame, and the rotating motor is positioned in the protective cover.
Through the technical scheme: utilize the protection casing to protect rotating electrical machines, prevent rotating electrical machines and damage when the gas burning.
The hydrogen combustion device is further provided with a heating wire which is fixedly connected with the inner wall of one side of the hydrogen combustion barrel and is in a spiral shape, and the mixing net frame is positioned in the heating wire.
Through the technical scheme: the spiral heating wire is utilized to increase the contact area between the mixed gas and the heating wire, thereby further preventing the insufficient combustion of the hydrogen.
The utility model has the beneficial effects that:
1. this alkaline corrosion operation exhaust treatment system, through being provided with the waste gas module, waste gas collection module, pipeline, the exhaust treatment module, the gas mixing module, the gas combustion module, discharge line and external module, when handling the hydrogen that the alkaline corrosion operation produced, utilize the waste gas collection module to collect hydrogen, carry hydrogen to the gas mixing module of exhaust treatment module in afterwards through pipeline, utilize the mixing module to carry out intensive mixing to gas, then the gas combustion module carries out combustion processing to hydrogen, gas after will handling through discharge line discharges the external world at last, reach and prevent to mix between hydrogen and the air inhomogeneous and cause the hydrogen burning inadequately.
2. This alkaline corrosion operation exhaust treatment system, through being provided with mixed screen frame, the rotation motor, the axis of rotation, mixing vane and bleeder vent, when mixing hydrogen and air, input the air to the air intake pipe through the air pump, open the rotation motor afterwards, drive mechanism rotation with higher speed through rotating the motor, and then it is rotatory to drive the axis of rotation, the axis of rotation drives mixing vane and rotates, utilize mixing vane to mix air and hydrogen, when mixing, hydrogen and the continuous bleeder vent that passes through of air, reach the mesh of intensive mixing, burn the mist through the heater wire afterwards.
3. This alkaline corrosion operation exhaust treatment system through being provided with first gear and second gear, when mixing, rotates the motor and drives the second gear rotatory, because the number of teeth of second gear big with first gear, and then make first gear rotation with higher speed, further makes the axis of rotation with higher speed to increase the mixed effect between air and the hydrogen.
4. This alkali etching operation exhaust treatment system utilizes spiral heater strip through being provided with the heater strip, increases the area of contact between mist and the heater strip, further prevents that hydrogen burning is not abundant.
Drawings
FIG. 1 is a flow chart of an alkaline etching process exhaust gas treatment system according to the present invention;
FIG. 2 is a schematic perspective view of a combustion cylinder and a hydrogen inlet pipe of an alkaline etching waste gas treatment system according to the present invention;
FIG. 3 is a schematic perspective view of a mixing net frame and a heating wire highlighted by the alkali etching waste gas treatment system according to the present invention;
FIG. 4 is a front sectional view of the mixing blade and the protruded air hole of the alkaline etching waste gas treatment system according to the present invention.
In the figure: 1. a hydrogen combustion barrel; 2. a hydrogen inlet pipe; 3. an air inlet pipe; 4. a drain pipe; 5. a drain valve; 6. supporting legs; 7. an air outlet pipe; 8. mixing the screen frame; 9. heating wires; 10. a protective cover; 11. a first gear; 12. rotating the motor; 13. a second gear; 14. a rotating shaft; 15. a mixing blade; 16. and (4) air holes.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1-4, an alkaline etching operation exhaust gas treatment system comprises an exhaust gas module, an exhaust gas collection module, a conveying pipeline, an exhaust gas treatment module, a discharge pipeline and an external module, wherein the exhaust gas module is connected with the exhaust gas collection module, the exhaust gas collection module is connected with the conveying pipeline, the conveying pipeline is connected with the exhaust gas treatment module, the exhaust gas treatment module is connected with the discharge pipeline, the discharge pipeline is communicated with the external module, and the exhaust gas treatment module comprises a gas mixing module and a gas combustion module.
Specifically, the exhaust-gas treatment module includes hydrogen combustion bucket 1, a plurality of supporting legs of bottom fixedly connected with 6 of hydrogen combustion bucket 1, the fixed drain pipe 4 that is provided with of bottom inner wall of hydrogen combustion bucket 1, and the fixed drain valve 5 that is provided with of outer wall of drain pipe 4, the fixed outlet duct 7 that is provided with of one side outer wall of hydrogen combustion bucket 1, and outlet duct 7 is connected with the discharge pipe, the fixed hydrogen intake pipe 2 that is provided with of opposite side outer wall of hydrogen combustion bucket 1, and hydrogen intake pipe 2 is connected with pipeline, the fixed air intake pipe 3 that is provided with of opposite side outer wall of hydrogen combustion bucket 1, and the mixed screen frame 8 of opposite side inner wall fixedly connected with of hydrogen combustion bucket 1, hydrogen intake pipe 2 communicates with each other with air intake pipe 3 and mixed screen frame 8, utilize mixed screen frame 8 to mix hydrogen and air.
Specifically, mix screen frame 8 and keep away from one side outer wall fixedly connected with rotation motor 12 of hydrogen intake pipe 2, and the fixed mechanism with higher speed that is provided with of output shaft that rotates motor 12, the fixed axis of rotation 14 that is provided with in one side of mechanism with higher speed, and the circumference outer wall fixedly connected with mixing vane 15 of axis of rotation 14 utilizes rotation motor 12 to drive axis of rotation 14 and mixing vane 15 rotatory, and then is convenient for mix air and hydrogen.
Specifically, the outer wall of the mixing blade 15 is provided with a plurality of air holes 16, and when mixing, hydrogen and air continuously pass through the air holes 16, so that the purpose of full mixing is achieved.
Specifically, the accelerating mechanism comprises a first gear 11 and a second gear 13, one side of the second gear 13 is fixedly connected with an output shaft of the rotating motor 12, the first gear 11 is rotatably connected to the inner wall of one side of the mixing net frame 8, which is far away from the hydrogen inlet pipe 2, the first gear 11 is meshed with the second gear 13, the middle part of the outer wall of one side of the first gear 11 is fixedly connected with the rotating shaft 14, and the first gear 11 and the second gear 13 are utilized to drive the rotating shaft 14 to rotate.
Specifically, the number of teeth of the first gear 11 is smaller than that of the second gear 13, and the number of teeth of the second gear 13 is larger than that of the first gear 11, so that the first gear 11 rotates at an accelerated speed, and the rotating shaft 14 further rotates at an accelerated speed, thereby increasing the mixing effect between air and hydrogen.
Specifically, one side outer wall fixedly connected with protection casing 10 of mixed screen frame 8, and rotate motor 12 and be located protection casing 10, utilize protection casing 10 to protect rotating motor 12, prevent to rotate motor 12 and damage when the gas burning.
Specifically, one side inner wall fixedly connected with heater strip 9 of hydrogen combustion bucket 1, and heater strip 9 is the heliciform, mixes the screen frame 8 and is located heater strip 9, utilizes heliciform heater strip 9, increases the area of contact between mist and the heater strip 9, further prevents that hydrogen burning is not abundant.
The working principle is as follows: when hydrogen generated by alkaline etching operation is treated, the hydrogen is collected by the waste gas collection module, then the hydrogen is conveyed into a gas mixing module of the waste gas treatment module by a conveying pipeline, the gas is fully mixed by the mixing module, then the hydrogen is combusted by the gas combustion module, finally the treated gas is discharged to the outside by a discharge pipeline, so that the hydrogen is prevented from being insufficiently combusted due to nonuniform mixing between the hydrogen and the air, when the hydrogen and the air are mixed, the air is input into an air inlet pipe 3 by an air pump, then a rotating motor 12 is turned on, an accelerating mechanism is driven to rotate by the rotating motor 12, a rotating shaft 14 is driven to rotate, the rotating shaft 14 drives mixing blades 15 to rotate, the air and the hydrogen are mixed by the mixing blades 15, and when the hydrogen and the air are mixed, the hydrogen and the air continuously pass through air holes 16, the purpose of thorough mixing is achieved, and then the mixed gas is combusted by the heating wire 9.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (8)
1. The utility model provides an alkaline corrosion operation exhaust treatment system, includes waste gas module, waste gas collection module, pipeline, exhaust-gas treatment module, discharge line and external module, its characterized in that, the waste gas module is connected with the waste gas collection module, the waste gas collection module is connected with pipeline, pipeline is connected with the exhaust-gas treatment module, the exhaust-gas treatment module is connected with discharge line, discharge line communicates with each other with external module, the exhaust-gas treatment module includes gas mixing module and gas combustion module.
2. The alkaline etching operation waste gas treatment system according to claim 1, wherein the waste gas treatment module comprises a hydrogen combustion barrel (1), the bottom of the hydrogen combustion barrel (1) is fixedly connected with a plurality of supporting legs (6), the bottom inner wall of the hydrogen combustion barrel (1) is fixedly provided with a drain pipe (4), the outer wall of the drain pipe (4) is fixedly provided with a drain valve (5), the outer wall of one side of the hydrogen combustion barrel (1) is fixedly provided with an air outlet pipe (7), the air outlet pipe (7) is connected with a discharge pipeline, the outer wall of the other side of the hydrogen combustion barrel (1) is fixedly provided with a hydrogen inlet pipe (2), the hydrogen inlet pipe (2) is connected with a conveying pipeline, the outer wall of the other side of the hydrogen combustion barrel (1) is fixedly provided with an air inlet pipe (3), and the inner wall of the other side of the hydrogen combustion barrel (1) is fixedly connected with a mixing net frame (8), the hydrogen inlet pipe (2) and the air inlet pipe (3) are communicated with the mixing net frame (8).
3. An alkaline etching waste gas treatment system according to claim 2, characterized in that a rotating motor (12) is fixedly connected to the outer wall of the mixing screen frame (8) far away from the hydrogen inlet pipe (2), an accelerating mechanism is fixedly arranged on the output shaft of the rotating motor (12), a rotating shaft (14) is fixedly arranged on one side of the accelerating mechanism, and mixing blades (15) are fixedly connected to the outer wall of the circumference of the rotating shaft (14).
4. An alkaline etching exhaust gas treatment system according to claim 3, wherein the mixing blade (15) has a plurality of ventilation holes (16) formed in the outer wall thereof.
5. An alkaline etching waste gas treatment system according to claim 3, wherein the accelerating mechanism comprises a first gear (11) and a second gear (13), one side of the second gear (13) is fixedly connected with the output shaft of the rotating motor (12), the first gear (11) is rotatably connected with the inner wall of the mixing screen frame (8) far away from the hydrogen inlet pipe (2), the first gear (11) is meshed with the second gear (13), and the middle part of the outer wall of one side of the first gear (11) is fixedly connected with the rotating shaft (14).
6. An alkaline etching process exhaust gas treatment system according to claim 5, wherein the number of teeth of the first gear (11) is smaller than that of the second gear (13).
7. An alkaline etching exhaust gas treatment system according to claim 6, characterized in that a protective cover (10) is fixedly connected to the outer wall of one side of the mixing screen frame (8), and the rotating motor (12) is located in the protective cover (10).
8. The alkaline etching work waste gas treatment system according to claim 2, wherein a heating wire (9) is fixedly connected to the inner wall of one side of the hydrogen combustion barrel (1), the heating wire (9) is spiral, and the mixing net frame (8) is positioned in the heating wire (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121355868.5U CN215570499U (en) | 2021-06-18 | 2021-06-18 | Alkali etching operation exhaust treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121355868.5U CN215570499U (en) | 2021-06-18 | 2021-06-18 | Alkali etching operation exhaust treatment system |
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| Publication Number | Publication Date |
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| CN215570499U true CN215570499U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121355868.5U Active CN215570499U (en) | 2021-06-18 | 2021-06-18 | Alkali etching operation exhaust treatment system |
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| CN (1) | CN215570499U (en) |
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- 2021-06-18 CN CN202121355868.5U patent/CN215570499U/en active Active
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