Device for producing hydrogen from industrial wastewater through catalytic electrode surface modification

Abstract

The utility model relates to the technical field of wastewater hydrogen production, in particular to a catalytic electrode surface modified industrial wastewater hydrogen production device which comprises an electrolytic tank, a water pump fixedly arranged at the top end of the electrolytic tank, an air cylinder fixedly arranged at the top end, close to the water pump, of the electrolytic tank, and a spraying pipe inserted into the top end, close to the air cylinder, of the electrolytic tank. A plurality of atomizing nozzles are inserted into the bottom end of the spraying pipe, and two electrode bars are symmetrically inserted into the top end of the electrolysis tank; compared with a traditional catalytic electrode surface modified industrial wastewater hydrogen production device, the device has the advantages that the water pump, the air cylinder, the spraying pipe, the atomizing nozzle and the cleaning assembly are arranged according to requirements, the cleaning assembly comprises the mounting seat fixedly arranged at the output end of the air cylinder, and the height of the roll shaft inserted between the two modified electrode plates can be adjusted by starting the air cylinder; when the atomizing nozzle sprays clean water to the surface of the banister brush, centrifugal force is generated in cooperation with high-speed rotation of the banister brush, so that the convenience and efficiency of cleaning the modified electrode plate and the hole groove are improved, and the catalytic rate is increased.

Description

TECHNICAL FIELD

[0001] The utility model relates to wastewater hydrogen production technical field especially, relates to a kind of industrial wastewater hydrogen production device of catalytic electrode surface modification. BACKGROUND

[0002] Industrial wastewater electrolysis hydrogen production is a kind of technology that combines wastewater treatment and clean energy production. Industrial wastewater electrolysis hydrogen production not only can realize efficient treatment and resource utilization of wastewater, but also can produce clean energy hydrogen, which has important environmental, economic and social significance. Industrial wastewater electrolysis hydrogen production technology provides a new solution for promoting energy transformation and achieving sustainable development, and is an important part of future green economy and circular economy.

[0003] The existing catalytic electrode surface modification industrial wastewater hydrogen production device usually includes an electrolytic tank and a modified catalytic electrode. The modified catalytic electrode is fixedly connected to the inside of the electrolytic tank through an electrode rod. The surface of the modified catalytic electrode is porous to increase the contact area and improve the catalytic efficiency. The modified catalytic electrode is directly in contact with wastewater. Long-term contact with wastewater may cause surface contamination.

[0004] During the use of the existing catalytic electrode surface modification industrial wastewater hydrogen production device, as the water volume decreases, the concentration of impurities in the wastewater increases, and the enriched suspended particles are easily stuck in the gaps on the surface of the modified catalytic electrode, which causes contamination of the modified catalytic electrode and affects the catalytic efficiency of the modified catalytic electrode. UTILITY MODEL CONTENT

[0005] In order to overcome the problem of the existing catalytic electrode surface modification industrial wastewater hydrogen production device, as the water volume decreases, the concentration of impurities in the wastewater increases, and the enriched suspended particles are easily stuck in the gaps on the surface of the modified catalytic electrode, which causes contamination of the modified catalytic electrode and affects the catalytic efficiency of the modified catalytic electrode.

[0006] The technical solution of the utility model is a catalytic electrode surface modification industrial wastewater hydrogen production device, which includes an electrolytic tank. A water pump is fixedly arranged at the top end of the electrolytic tank. A gas cylinder is fixedly arranged at the top end of the electrolytic tank near the water pump. A spray pipe is inserted at the top end of the electrolytic tank near the gas cylinder. A plurality of atomizing nozzles are inserted at the bottom end of the spray pipe. Two electrode rods are symmetrically inserted at the top end of the electrolytic tank. Modified electrode plates are fixedly arranged at the bottom end of the electrode rods. A plurality of holes are formed in the side wall of the modified electrode plates. An exhaust pipe is inserted at the top end of the electrolytic tank near the electrode rods. A cleaning assembly is arranged at the output end of the gas cylinder. The cleaning assembly includes a mounting seat, a roller shaft, a soft brush, a sealing plate and a motor.

[0007] Preferably, the output end of the air cylinder is fixed to the top end of the mounting seat, the motor is fixed to the inner side wall of the mounting seat, the output end of the motor is fixed to the end of the mounting seat, and the soft brush is woven on the outer surface of the roller shaft.

[0008] Preferably, the roller shaft is inserted between the two modified electrode plates, the sealing plate is fixed to the side wall of the mounting seat away from the roller shaft, the mounting seat is provided with a clamping groove on the side wall close to the sealing plate, the sealing ring is clamped in the clamping groove, and the outer dimension of the sealing ring is matched with the inner dimension of the clamping groove, so that the safety of the motor is improved.

[0009] Preferably, the output end of the water pump is connected with the top end of the spray pipe through a pipeline, the spray pipe is T-shaped and penetrates the electrolytic tank, and the input end of the water pump is connected with a pipeline for water supply, so that the stability of water supply is improved.

[0010] Preferably, the side wall of the electrolytic tank is connected with the water inlet pipe, a plurality of illumination windows are embedded in the side wall of the electrolytic tank above the water inlet pipe, and the illumination windows are symmetrically distributed, so that the convenience of illumination is improved.

[0011] Preferably, the bottom end of the electrolytic tank is connected with the sewage pipe, the sewage pipe is connected with the electrolytic tank, and the bottom end of the sewage pipe is provided with a valve.

[0012] The utility model discloses the beneficial effects of:

[0013] Compared with the traditional catalytic electrode surface modification industrial wastewater hydrogen production device, the water pump, the air cylinder, the spray pipe, the atomizing nozzle and the cleaning assembly are arranged according to the requirements, the cleaning assembly comprises the mounting seat fixed to the output end of the air cylinder, the height of the roller shaft inserted between the two modified electrode plates can be adjusted by starting the air cylinder, when the atomizing nozzle sprays clean water to the surface of the soft brush, the centrifugal force is generated by the high-speed rotation of the soft brush, so that the convenience and efficiency of the modified electrode plate and the hole and groove cleaning are improved, and the catalytic rate is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The whole three-dimensional structure schematic diagram of the catalytic electrode surface modification industrial wastewater hydrogen production device is shown.

[0015] Figure 2 The whole three-dimensional structure schematic diagram of the catalytic electrode surface modification industrial wastewater hydrogen production device is shown.

[0016] Figure 3 The cleaning assembly structure schematic diagram of the catalytic electrode surface modification industrial wastewater hydrogen production device is shown.

[0017] Figure 4 The utility model discloses a kind of industrial wastewater hydrogen production device mounting seat structure schematic diagram of catalytic electrode surface modification exhibited.

[0018] Mark for legend:1, electrolytic tank;2, water pump;3, cylinder;4, spray pipe;5, electrode stick;6, exhaust pipe;7, light window;8, water inlet pipe;9, blow-off pipe;10, modified electrode plate;11, hole groove;12, atomizing nozzle;13, cleaning assembly;1301, mounting seat;1302, roller shaft;1303, soft brush;1304, sealing plate;1305, motor;1306, clamping groove;1307, sealing ring. DETAILED DESCRIPTION

[0019] The utility model is further explained below in connection with drawing and example.

[0020] Please refer to Figures 1-4 A kind of industrial wastewater hydrogen production device of catalytic electrode surface modification, including electrolytic tank 1, the top of electrolytic tank 1 is fixed with water pump 2 by bolt, the top of electrolytic tank 1 close water pump 2 is fixed with cylinder 3 by bolt, electrolytic tank 1 is inserted with spray pipe 4 in the top close cylinder 3, the bottom end of spray pipe 4 is inserted with several atomizing nozzles 12, the output end of water pump 2 is inserted with pipeline and is connected with the top of spray pipe 4, spray pipe 4 is T-shaped and penetrates electrolytic tank 1, the input end of water pump 2 is inserted with pipeline for water supply, start water pump 2 can be pumped to the inside of spray pipe 4 with clean water again atomizes and sprays out by atomizing nozzle 12, improves the stability of water supply, the top of electrolytic tank 1 is inserted with two electrode sticks 5 for supporting and external connection power supply symmetrically, the bottom end of electrode stick 5 is fixed with modified electrode plate 10, electrode stick 5 is in turn and modified electrode plate 10 interference fit, the side wall of modified electrode plate 10 is all provided with several hole grooves 11, hole groove 11 can increase the surface area of modified electrode plate 10, to improve the waste water contact area of modified electrode plate 10, to improve catalytic efficiency, electrolytic tank 1 is inserted with exhaust pipe 6 close the top of electrode stick 5 for removing the gas product of preparation, the bottom end of electrolytic tank 1 is inserted with blow-off pipe 9, blow-off pipe 9 is connected with electrolytic tank 1, the bottom end of blow-off pipe 9 is provided with valve, open valve can discharge the waste water of the bottom enrichment in electrolytic tank 1, the output end of cylinder 3 is provided with cleaning assembly 13, cleaning assembly 13 includes mounting seat 1301, roller shaft 1302, soft brush 1303, sealing plate 1304 and motor 1305, start cylinder 3 can adjust the height of roller shaft 1302 inserted between two modified electrode plates 10, when atomizing nozzle 12 sprays clean water to the surface of soft brush 1303, cooperate soft brush 1303 high-speed rotation generates centrifugal force, to improve the convenience and efficiency of modified electrode plate 10 and hole groove 11 cleaning, to improve catalytic rate.

[0021] Please refer to Figures 2-4, the output end of the cylinder 3 is fixed on the top end of the electrolytic tank 1 through the mounting seat 1301, the motor 1305 is fixed on the inner side wall of the mounting seat 1301, the output end of the motor 1305 is fixed on the end of the mounting seat 1301 through the mounting seat 1301, the soft brush 1303 is woven on the outer surface of the roller shaft 1302 in sequence, the roller shaft 1302 is inserted between the two modified electrode plates 10, and the sealing plate 1304 is fixed on the side wall away from the roller shaft 1302 of the mounting seat 1301 through bolts, which improves the stability of the rotation of the roller shaft 1302.

[0022] Please refer to Figures 1-4 , the side wall of the electrolytic tank 1 is inserted with the water inlet pipe 8 for waste water supplement, and the side wall close to the top of the water inlet pipe 8 of the electrolytic tank 1 is embedded with a plurality of light windows 7, which are symmetrically distributed, improving the convenience of lighting, the mounting seat 1301 is provided with a clamping groove 1306 on the side wall close to the sealing plate 1304, the clamping groove 1306 is provided with a sealing ring 1307, the outer dimension of the sealing ring 1307 is matched with the inner dimension of the clamping groove 1306, which improves the stability of the installation of the sealing ring 1307, thereby improving the sealing performance of the connection between the mounting seat 1301 and the sealing plate 1304, and the safety of the use of the motor 1305.

[0023] When working, first, the operator carries the device to the designated position and then connects the power supply, the mounting seat 1301 is fixed on the output end of the cylinder 3 through the shaft coupling, and the spray pipe 4 is inserted into the top end of the electrolytic tank 1, when it is needed to electrolyze industrial waste water to produce hydrogen, the operator starts the pump installed at the end of the water inlet pipe 8 to transport waste water into the electrolytic tank 1, and then sequentially connects the power supply of the two electrode rods 5, so that the surface of the two modified electrode plates 10 flows with current, the hole groove 11 provided on the side wall of the modified electrode plate 10 can increase the contact area, thereby improving the electrolysis catalytic efficiency, when the waste water concentration in the electrolytic tank 1 is rich, causing the suspended particulate impurities to be clamped in the hole groove 11, affecting the catalytic efficiency, the operator can first open the blowdown pipe 9 to conveniently discharge the rich waste water for further treatment, and then start the water pump 2 to atomize and spray the clean water to the surface of the modified electrode plate 10 and the soft brush 1303 through the atomizing nozzle 12, and then start the motor 1305 to drive the roller shaft 1302 to rotate, the soft brush 1303 rotates at high speed with the roller shaft 1302, and when the soft brush 1303 contacts with the surface of the modified electrode plate 10, it can realize washing and cleaning, the soft brush 1303 is soft and has adsorption, and can throw the adsorbed clean water into the hole groove 11 at high speed, thereby realizing the flushing of the hole groove 11, thereby improving the cleaning efficiency of the surface of the modified electrode plate 10, and improving the efficiency of the modified electrode plate 10 in catalyzing electrolysis to produce hydrogen.

[0024] Through the above steps, by installing a spray pipe 4, an atomizing nozzle 12 and a cleaning assembly 13 inside the electrolytic tank 1 according to the requirements, the atomizing nozzle 12 is matched with the high-speed rotating roller shaft 1302 and the soft brush 1303 after atomizing the clean water, the cleaning efficiency and quality of the modified electrode plate 10 and the hole groove 11 are improved, the sealing ring 1307 is clamped in the inner part of the clamping groove 1306, the sealing performance of the connection between the sealing plate 1304 and the mounting seat 1301 is improved, the motor 1305 is prevented from being damaged due to water immersion, and the safety of the motor 1305 is improved.

Claims

1. A device for hydrogen production from industrial wastewater by catalytic electrode surface modification, comprising an electrolytic tank (1); characterized in that: The top end of the electrolytic tank (1) is fixedly provided with a water pump (2), the top end of the electrolytic tank (1) close to the water pump (2) is fixedly provided with a cylinder (3), the top end of the electrolytic tank (1) close to the cylinder (3) is inserted with a spray pipe (4), the bottom end of the spray pipe (4) is inserted with a plurality of atomizing nozzles (12), the top end of the electrolytic tank (1) is symmetrically inserted with two electrode rods (5), the bottom end of the electrode rod (5) is fixedly provided with a modified electrode plate (10), a plurality of hole grooves (11) are formed in the side wall of the modified electrode plate (10), the top end of the electrolytic tank (1) close to the electrode rod (5) is inserted with an exhaust pipe (6), the output end of the cylinder (3) is provided with a cleaning assembly (13), the cleaning assembly (13) comprises a mounting seat (1301), a roller shaft (1302), a soft brush (1303), a sealing plate (1304) and a motor (1305).

2. A device for hydrogen production from industrial wastewater using catalytic electrode surface modification according to claim 1, characterized in that: The output end of the cylinder (3) penetrates the electrolytic tank (1) and is fixedly arranged at the top end of the mounting seat (1301), the motor (1305) is fixedly arranged on the inner side wall of the mounting seat (1301), the output end of the motor (1305) penetrates the mounting seat (1301) and is fixedly arranged at the end of the mounting seat (1301), the soft brush (1303) is woven on the outer surface of the roller shaft (1302) in sequence.

3. The device for hydrogen production from industrial wastewater using catalytic electrode surface modification according to claim 2, characterized in that: The roller shaft (1302) is inserted between the two modified electrode plates (10), the sealing plate (1304) is fixedly arranged on the side wall of the mounting seat (1301) away from the roller shaft (1302), the side wall of the mounting seat (1301) close to the sealing plate (1304) is provided with a clamping groove (1306), the sealing ring (1307) is clamped in the clamping groove (1306), and the outer dimension of the sealing ring (1307) is matched with the inner dimension of the clamping groove (1306).

4. The device for hydrogen production from industrial wastewater using catalytic electrode surface modification according to claim 1, characterized in that: The output end of the water pump (2) is inserted with a pipeline connected with the top end of the spray pipe (4), the spray pipe (4) penetrates the electrolytic tank (1) in T shape, and the input end of the water pump (2) is inserted with a pipeline for water supply.

5. A device for hydrogen production from industrial wastewater using catalytic electrode surface modification according to claim 1, characterized in that: The side wall of the electrolytic tank (1) is inserted with a water inlet pipe (8), a plurality of light windows (7) are embedded and fixed on the side wall of the electrolytic tank (1) above the water inlet pipe (8), and the light windows (7) are symmetrically distributed.

6. A device for hydrogen production from industrial wastewater using catalytic electrode surface modification according to claim 1, characterized in that: The bottom end of the electrolytic tank (1) is inserted with a blowdown pipe (9), the blowdown pipe (9) is connected with the electrolytic tank (1), and the bottom end of the blowdown pipe (9) is provided with a valve.

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