Electrolytic tank for producing hydrogen by electrolyzing water

Abstract

The electrolytic cell comprises an electrolytic cell body, an auxiliary mechanism, a hydrogen production mechanism and an installation mechanism, firstly, raw materials are added into the electrolytic cell body through a feeding port formed in the upper end of the electrolytic cell body, and an anode and a cathode are started through an anode switch and a cathode switch respectively; the anode, the cathode and the alkaline electrolyte are matched to achieve a closed loop, the cathode generates hydrogen, the anode generates oxygen, the generated hydrogen can be attached to the surface of the cathode, the generated oxygen can be attached to the surface of the anode, the attached gas forms bubbles, the working surface area of the cathode and the anode is reduced, and then the servo motor is started to enable the rotating rod to rotate. The plurality of mixing blades arranged at the upper end are driven to stir the alkaline electrolyte when the mixing blades rotate, the alkaline electrolyte washes the surface of the anode and the surface of the cathode, bubbles attached to the anode and the cathode are promoted to overflow, the working surface area of the anode and the working surface area of the cathode are increased, and the working efficiency of hydrogen production through alkaline electrolysis of water is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electrolyzers, in particular to an electrolyzer for producing hydrogen by electrolyzing water. Background Art

[0002] The electrolytic cell consists of a cell body, an anode and a cathode, and most of them use a diaphragm to separate the anode chamber and the cathode chamber. According to the different electrolytes, it can be divided into three categories: aqueous solution electrolytic cell, molten salt electrolytic cell and non-aqueous solution electrolytic cell. When direct current passes through the electrolytic cell, an oxidation reaction occurs at the interface between the anode and the solution, and a reduction reaction occurs at the interface between the cathode and the solution to produce the desired product. Optimizing the design of the electrolytic cell structure and rationally selecting the electrode and diaphragm materials are the key to improving current efficiency, reducing cell voltage and saving energy consumption.

[0003] However, the existing electrolyzer for producing hydrogen by alkaline water electrolysis cannot cause bubbles to overflow quickly, and the bubbles will reduce the working surface area of ​​the electrode, thereby reducing the working efficiency of the alkaline water electrolysis hydrogen production, and the cathode and anode in the electrolyzer will be consumed due to continuous use, but the existing electrolyzer is not convenient for replacing the cathode and anode. Therefore, those skilled in the art provide an electrolyzer for producing hydrogen by electrolysis of water to solve the problems raised in the above background technology. Summary of the invention

[0004] The purpose of the utility model is to provide an electrolytic cell for producing hydrogen by electrolyzing water, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An electrolytic cell for producing hydrogen by electrolyzing water comprises an electrolytic cell, an auxiliary mechanism, a hydrogen producing mechanism and a mounting mechanism, wherein the electrolytic cell is provided with supporting legs at four corners at the bottom end, the electrolytic cell is provided with a hydrogen producing mechanism, connecting rods are provided at both ends of the inner wall of the electrolytic cell at both ends, the mounting mechanism is connected to the upper end of the connecting rod, the auxiliary mechanism is provided on the upper end surface of the electrolytic cell, a box door is provided at the bottom end of the front end surface of the electrolytic cell, a control panel is provided at the upper end of the front end surface of the electrolytic cell, and feed ports are provided on the left and right outer walls of the electrolytic cell.

[0007] As a further solution of the utility model: an oxygen inlet is provided at one end of the upper end surface of the electrolytic cell, a pressure relief valve is provided at the other end of the oxygen inlet, a hydrogen inlet is provided at the other end of the pressure relief valve, and a pressure gauge is provided on the side wall of the electrolytic cell away from the oxygen inlet.

[0008] As a further solution of the utility model: a first chamber is provided at one end of the electrolytic cell near the oxygen port, a second chamber is provided at one end of the electrolytic cell away from the oxygen port, a partition is provided between the second chamber and the first chamber, a servo motor is provided at the bottom end of the electrolytic cell near the end where the pressure gauge is provided, a first transmission rod is provided at the other end of the servo motor, a first bevel gear is provided at the other end of the first transmission rod, a second bevel gear is provided at the other end of the first bevel gear, a second transmission rod is provided at the upper end of the second bevel gear, a driving wheel is provided at the upper end of the second transmission rod, a belt is provided at the upper end of the driving wheel, a driven wheel is provided at the other end of the belt, and a third transmission rod is provided at the upper end of the driven wheel.

[0009] As a further solution of the utility model: the upper ends of the third transmission rod and the second transmission rod are both provided with rotating rods, the third transmission rod and the second transmission rod are both sleeved and connected with the partition, the third transmission rod and the second transmission rod are both provided with sealing sleeves at the connection with the partition, and the upper ends of the rotating rods are provided with multiple mixing blades, and the mixing blades are arranged at equal intervals.

[0010] As a further solution of the utility model: a reinforcement layer is arranged in the electrolytic cell, and clamping grooves are arranged at both ends of the left and right ends of the reinforcement layer, connecting rods are arranged in the clamping grooves, the clamping grooves are movably connected to the connecting rods, a clamping block is arranged at one end of the connecting rod close to the clamping groove, and a reset spring is arranged on the inner side wall of the clamping groove.

[0011] As a further solution of the utility model: an anode is arranged at the upper end of the connecting rod close to the oxygen port, and a cathode is arranged at the upper end of the connecting rod away from the oxygen port.

[0012] As a further solution of the utility model: the first bevel gear and the second bevel gear are vertically arranged, and the first bevel gear and the second bevel gear are meshed.

[0013] As a further solution of the utility model: the oxygen port and the hydrogen port are externally received by a collection component.

[0014] Compared with the prior art, the utility model has the following beneficial effects: firstly, raw materials are added into the electrolytic cell through the feed port arranged at the upper end of the electrolytic cell, the anode and the cathode are started through the anode switch and the cathode switch respectively, the anode, the cathode and the alkaline electrolyte cooperate to realize a closed loop, the cathode produces hydrogen, the anode produces oxygen, the produced hydrogen will adhere to the surface of the cathode, the produced oxygen will adhere to the surface of the anode, the attached gas forms bubbles, and the working surface area of ​​the cathode and the anode is reduced, then the servo motor is started, the servo motor drives the first transmission rod, the first transmission rod drives the first bevel gear arranged at the upper end, the first bevel gear and the second bevel gear are arranged vertically, the first bevel gear and the second bevel gear are arranged vertically, and the first bevel gear and the second bevel gear are arranged vertically. The first bevel gear is meshed with the second bevel gear, which can drive the second bevel gear to rotate, and the second bevel gear can drive the second transmission rod to rotate, and a driving wheel is arranged on the upper end of the second transmission rod, and the driving wheel rotates to drive the driven wheel to rotate through a belt, and the driven wheel can drive the third transmission rod to rotate, so that the second transmission rod and the rotating rod arranged on the upper end of the third transmission rod can be rotated, and the rotation of the rotating rod drives a plurality of mixing blades arranged on the upper end, so that the mixing blades can stir the alkaline electrolyte when rotating, and the alkaline electrolyte will flush the surface of the anode and the surface of the cathode, so as to cause the bubbles attached to the anode and the cathode to overflow, thereby increasing the anode and cathode pressure. The working surface area of ​​the anode and cathode is increased to improve the working efficiency of hydrogen production by alkaline electrolysis of water. Oxygen and hydrogen are discharged from the oxygen port and the hydrogen port respectively for collection. During work, the staff always observes the pressure gauge. If the pressure is too high, the pressure can be relieved through the pressure relief valve. After the work is completed, if the anode and cathode need to be replaced, the connecting plates arranged on the upper ends of the anode and cathode can be pushed toward the reset spring. Through the elasticity of the reset spring, the card block on the upper end of the connecting plate is separated from the card slot, and then the connecting rod is rotated 180 degrees to take out the card block together with the connecting rod, and then it can be installed by the same method. The utility model is provided with a hybrid The blades and mixing blades stir the alkaline electrolyte, and the alkaline electrolyte will continue to shake during stirring, thereby flushing the surface of the anode and the surface of the cathode, causing the bubbles attached to the anode and the cathode to overflow, increasing the working surface area of ​​the anode and the cathode, and improving work efficiency. Due to the installation mechanism, the cathode and anode with a limited service life can be quickly replaced, saving time and convenient operation. Only the cathode and the anode need to be replaced, and there is no need to replace the rest of the device, saving resources. The utility model relates to an electrolytic cell for producing hydrogen by electrolyzing water. The utility model has a simple and reasonable structural design and is convenient and quick to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The present invention is a schematic diagram of the structure of an electrolyzer for producing hydrogen by electrolyzing water.

[0016] Figure 2 It is a schematic diagram of the front cross-sectional structure of an electrolyzer used for producing hydrogen by electrolyzing water.

[0017] Figure 3 This is a schematic diagram of the enlarged structure of point A in an electrolyzer for producing hydrogen by electrolysis of water.

[0018] Figure 4 This is a schematic diagram of the enlarged structure of point B in an electrolyzer for producing hydrogen by electrolysis of water.

[0019] In the figure: 1-electrolyzer, 2-support leg, 3-box door, 4-control panel, 5-feed port, 6-oxygen port, 7-hydrogen port, 8-pressure relief valve, 9-pressure gauge, 10-reinforcement layer, 11-first chamber, 12-second chamber, 13-separation plate, 14-driven wheel, 15-third transmission rod, 16-belt, 17-rotating rod, 18-mixing blade, 19-sealing sleeve, 20-servo motor, 21-first transmission rod, 22-first bevel gear, 23-second bevel gear, 24-second transmission rod, 25-driving wheel, 26-anode, 27-cathode, 28-reset spring, 29-clamping groove, 30-connecting rod, 31-block. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, purpose and efficacy of the utility model easy to understand, the utility model is further described below in conjunction with the specific implementation methods. In the description of the utility model, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense, for example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be a connection between the two elements. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0021] See also Figures 1 to 4In an embodiment of the utility model, an electrolytic cell for producing hydrogen by electrolyzing water includes an electrolytic cell 1, a supporting leg 2, a door 3, a control panel 4, a feed port 5, an oxygen port 6, a hydrogen port 7, a pressure relief valve 8, a pressure gauge 9, a reinforcement layer 10, a first chamber 11, a second chamber 12, a separation plate 13, a driven wheel 14, a third transmission rod 15, a belt 16, a rotating rod 17, a mixing blade 18, a sealing sleeve 19, a servo motor 20, a first transmission rod 21, a first bevel gear 22, a second bevel gear 23, a second transmission rod 24, a driving wheel 25, an anode 26, a cathode 27, a reset spring 28, a clamping groove 29, a connecting rod 30, and a clamping block 31;Support legs 2 are provided at the four corners of the bottom end of the electrolytic cell 1, a hydrogen production mechanism is provided in the electrolytic cell 1, connecting rods 30 are provided at both ends of the inner wall of the electrolytic cell 1, and the upper end of the connecting rod 30 is connected to a mounting mechanism, an auxiliary mechanism is provided on the upper end surface of the electrolytic cell 1, a box door 3 is provided at the bottom end of the front end surface of the electrolytic cell 1, a control panel 4 is provided at the upper end of the front end surface of the electrolytic cell 1, and feed ports 5 are provided on the outer walls on both sides of the electrolytic cell 1, an oxygen port 6 is provided at one end of the upper end surface of the electrolytic cell 1, a pressure relief valve 8 is provided at the other end of the oxygen port 6, a hydrogen port 7 is provided at the other end of the pressure relief valve 8, and an end of the electrolytic cell 1 away from the oxygen port 6 A pressure gauge 9 is provided on the side wall, a first chamber 11 is provided at one end of the electrolytic cell 1 near the oxygen port 6, a second chamber 12 is provided at one end of the electrolytic cell 1 away from the oxygen port 6, a partition is provided between the second chamber 12 and the first chamber 11, a servo motor 20 is provided at the bottom end of the electrolytic cell 1 near the end where the pressure gauge 9 is provided, a first transmission rod 21 is provided at the other end of the servo motor 20, a first bevel gear 22 is provided at the other end of the first transmission rod 21, a second bevel gear 23 is provided at the other end of the first bevel gear 22, a second transmission rod 24 is provided at the upper end of the second bevel gear 23, and a second transmission rod 24 is provided at the upper end of the second bevel gear 24. A driving wheel 25 is arranged at the upper end, a belt 16 is arranged at the upper end of the driving wheel 25, a driven wheel 14 is arranged at the other end of the belt 16, a third transmission rod 15 is arranged at the upper end of the driven wheel 14, a rotating rod 17 is arranged at the upper ends of the third transmission rod 15 and the second transmission rod 24, the third transmission rod 15 and the second transmission rod 24 are sleeved and connected with the partition, a sealing sleeve 19 is arranged at the connection between the third transmission rod 15 and the second transmission rod 24 and the partition, a plurality of mixing blades 18 are arranged at the upper end of the rotating rod 17, and the mixing blades 18 are arranged at equal intervals, and a reinforcement layer 10 is arranged in the electrolytic cell 1, The left and right ends of the reinforcement layer 10 are provided with a clamping groove 29, and a connecting rod 30 is provided in the clamping groove 29. The clamping groove 29 is movably connected with the connecting rod 30. A clamping block 31 is provided at one end of the connecting rod 30 close to the clamping groove 29. A return spring 28 is provided on the inner wall of the clamping groove 29. An anode 26 is provided at the upper end of the connecting rod 30 close to the oxygen port 6, and a cathode 27 is provided at the upper end of the connecting rod 30 away from the oxygen port 6. The first bevel gear 22 is vertically arranged with the second bevel gear 23, and the first bevel gear 22 is meshed with the second bevel gear 23. The oxygen port 6 and the hydrogen port 7 are externally received by the collecting assembly. ;

[0022] The working principle of the utility model is as follows: firstly, raw materials are added into the electrolytic cell through the feed port arranged at the upper end of the electrolytic cell, the anode and the cathode are started through the anode switch and the cathode switch respectively, the anode, the cathode and the alkaline electrolyte cooperate to realize a closed loop, the cathode produces hydrogen, the anode produces oxygen, the produced hydrogen will adhere to the surface of the cathode, the produced oxygen will adhere to the surface of the anode, the adhered gas forms bubbles, and the working surface area of ​​the cathode and the anode is reduced, then the servo motor is started, the servo motor drives the first transmission rod, the first transmission rod drives the first bevel gear arranged at the upper end, the first bevel gear and the second bevel gear are arranged vertically, the first bevel gear and the second bevel gear are arranged vertically, and the first bevel gear and the second bevel gear are arranged vertically. The two bevel gears are meshed to drive the second bevel gear wheel to rotate, and the second bevel gear can drive the second transmission rod to rotate, and a driving wheel is arranged on the upper end of the second transmission rod, and the driving wheel rotates to drive the driven wheel to rotate through a belt, and the driven wheel can drive the third transmission rod to rotate, so that the second transmission rod and the rotating rod arranged on the upper end of the third transmission rod can be rotated, and the rotation of the rotating rod drives the multiple mixing blades arranged on the upper end, so that the mixing blades can stir the alkaline electrolyte when rotating, and the alkaline electrolyte will flush the surface of the anode and the surface of the cathode, so as to cause the bubbles attached to the anode and the cathode to overflow, thereby increasing the anode and the cathode. The working surface area is increased to improve the working efficiency of hydrogen production by alkaline electrolysis of water. Oxygen and hydrogen are discharged from the oxygen port and the hydrogen port respectively for collection. During work, the staff always observes the pressure gauge. If the pressure is too high, the pressure can be relieved through the pressure relief valve. After the work is completed, if the anode and the cathode need to be replaced, the connecting plates arranged on the upper ends of the anode and the cathode can be pushed toward the reset spring. Through the elasticity of the reset spring, the card block on the upper end of the connecting plate is separated from the card slot, and then the connecting rod is rotated 180 degrees to take out the card block together with the connecting rod, and then it can be installed by the same method. The utility model is provided with mixing blades The mixing blades stir the alkaline electrolyte, and the alkaline electrolyte will continue to shake during stirring, thereby flushing the surface of the anode and the surface of the cathode, causing the bubbles attached to the anode and the cathode to overflow, increasing the working surface area of ​​the anode and the cathode, and improving work efficiency. Because an installation mechanism is provided, the cathode and anode with a limited service life can be quickly replaced, saving time and convenient operation. Only the cathode and the anode need to be replaced, and there is no need to replace the rest of the device, saving resources. The utility model relates to an electrolytic cell for producing hydrogen by electrolyzing water. The utility model has a simple and reasonable structural design and is convenient and quick to use.

[0023] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0024] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An electrolytic cell for producing hydrogen by electrolyzing water, comprising an electrolytic cell (1), an auxiliary mechanism, a hydrogen production mechanism and a mounting mechanism, characterized in that: The four corners at the bottom of the electrolytic cell (1) are each provided with supporting legs (2), a hydrogen production mechanism is provided in the electrolytic cell (1), connecting rods (30) are provided at both ends of the inner wall of the electrolytic cell (1), a mounting mechanism is connected to the upper end of the connecting rod (30), an auxiliary mechanism is provided on the upper end surface of the electrolytic cell (1), a box door (3) is provided at the bottom end of the front end surface of the electrolytic cell (1), a control panel (4) is provided at the upper end of the front end surface of the electrolytic cell (1), and a feed port (5) is provided on both the left and right outer walls of the electrolytic cell (1).

2. The electrolytic cell for producing hydrogen by electrolysis of water according to claim 1, characterized in that: The auxiliary mechanism comprises an oxygen port (6), a hydrogen port (7), a pressure relief valve (8), and a pressure gauge (9); an oxygen port (6) is arranged at one end of the upper end surface of the electrolytic cell (1); a pressure relief valve (8) is arranged at the other end of the oxygen port (6); a hydrogen port (7) is arranged at the other end of the pressure relief valve (8); and a pressure gauge (9) is arranged at the side wall of the electrolytic cell (1) at one end away from the oxygen port (6).

3. The electrolytic cell for producing hydrogen by electrolysis of water according to claim 1, characterized in that: The hydrogen production mechanism comprises a first chamber (11), a second chamber (12), a separation plate (13), a driven wheel (14), a third transmission rod (15), a belt (16), a rotating rod (17), a mixing blade (18), a sealing sleeve (19), a servo motor (20), a first transmission rod (21), a first bevel gear (22), a second bevel gear (23), a second transmission rod (24), and a driving wheel (25). The first chamber (11) is arranged at one end of the electrolyzer (1) close to the oxygen port (6), and the second chamber (12) is arranged at one end of the electrolyzer (1) away from the oxygen port (6). A partition is arranged between the second chamber (12) and the first chamber (11).

4. The electrolytic cell for producing hydrogen by electrolysis of water according to claim 3, characterized in that: A servo motor (20) is provided at one end of the bottom of the electrolytic cell (1) near the end where the pressure gauge (9) is provided, a first transmission rod (21) is provided at the other end of the servo motor (20), a first bevel gear (22) is provided at the other end of the first transmission rod (21), a second bevel gear (23) is provided at the other end of the first bevel gear (22), a second transmission rod (24) is provided at the upper end of the second bevel gear (23), a driving wheel (25) is provided at the upper end of the second transmission rod (24), a belt (16) is provided at the upper end of the driving wheel (25), a driven wheel (14) is provided at the other end of the belt (16), and a third transmission rod (15) is provided at the upper end of the driven wheel (14).

5. The electrolytic cell for producing hydrogen by electrolysis of water according to claim 4, characterized in that: The third transmission rod (15) and the second transmission rod (24) are both provided with a rotating rod (17) at their upper ends. The third transmission rod (15) and the second transmission rod (24) are both sleeve-connected with the partition. The third transmission rod (15) and the second transmission rod (24) are both provided with a sealing sleeve (19) at the connection between the third transmission rod (15) and the second transmission rod (24) and the partition. The rotating rod (17) is provided with a plurality of mixing blades (18) at its upper end. The mixing blades (18) are arranged at equal intervals.

6. The electrolytic cell for producing hydrogen by electrolysis of water according to claim 1, characterized in that: The installation mechanism comprises a reinforcement layer (10), an anode (26), a cathode (27), a return spring (28), a clamping groove (29), a connecting rod (30), and a clamping block (31); the reinforcement layer (10) is arranged in the electrolytic cell (1).

7. The electrolytic cell for producing hydrogen by electrolysis of water according to claim 6, characterized in that: The reinforcement layer (10) is provided with a clamping groove (29) at both left and right ends, a connecting rod (30) is provided in each of the clamping grooves (29), the clamping grooves (29) are movably connected to the connecting rod (30), a clamping block (31) is provided at one end of the connecting rod (30) close to the clamping groove (29), and a return spring (28) is provided on the inner side wall of the clamping groove (29).

8. The electrolytic cell for producing hydrogen by electrolysis of water according to claim 2, characterized in that: An anode (26) is arranged at the upper end of the connecting rod (30) close to the oxygen port (6), and a cathode (27) is arranged at the upper end of the connecting rod (30) away from the oxygen port (6).

9. The electrolytic cell for producing hydrogen by electrolysis of water according to claim 4, characterized in that: The first bevel gear (22) and the second bevel gear (23) are arranged vertically, and the first bevel gear (22) and the second bevel gear (23) are meshed.

10. The electrolytic cell for producing hydrogen by electrolysis of water according to claim 2, characterized in that: The oxygen port (6) and the hydrogen port (7) are external receiving collection components.

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