CN219731076U

CN219731076U - PEM electrolytic tank

Info

Publication number: CN219731076U
Application number: CN202321037178.4U
Authority: CN
Inventors: 林卫兵; 毛学伟; 夏群顺
Original assignee: Hefei Conservation Of Momentum Green Energy Co ltd
Current assignee: Hefei Conservation Of Momentum Green Energy Co ltd
Priority date: 2023-05-04
Filing date: 2023-05-04
Publication date: 2023-09-22
Anticipated expiration: 2033-05-04

Abstract

The utility model discloses a PEM (proton exchange membrane) electrolytic tank, which comprises a tank body, wherein a plurality of groups of diaphragm plates are arranged in the tank body, and divide the tank body into a plurality of electrolytic chambers; further comprises: the water tank is provided with a water supplementing pipe; the fixing seat is fixed at the outlet of the corresponding water supplementing pipe; the swing rod is rotatably arranged on the fixed seat, and a blocking cover is fixed on the swing rod; a guide rod vertically fixed in the electrolytic chamber; the floating ball is fixedly provided with a guide block which is sleeved on the guide rod in a sliding way; and the push rod is arranged on the floating ball, one end of the push rod, which is far away from the floating ball, is provided with a mounting seat, and the mounting seat is provided with a deflector rod. The pure water level in the electrolysis chamber is changed to drive the floating ball to synchronously lift, and then the push rod is used for pushing the swing rod to rotate, so that the opening and closing of the blanking cover are realized, and when the water level is lowered, the blanking cover automatically opens water supplementing until the set water level is reached, water supplementing is stopped, the water supplementing response is fast, and the water level can be always maintained at a stable height.

Description

PEM electrolytic tank

Technical Field

The utility model relates to the technical field of electrolytic tanks, in particular to a PEM electrolytic tank.

Background

The electrolytic tank consists of a tank body, an anode and a cathode, and the anode chamber and the cathode chamber are separated by a diaphragm. When the direct current passes through the electrolytic cell, oxidation reaction occurs at the interface between the anode and the solution, and reduction reaction occurs at the interface between the cathode and the solution, so as to prepare the required product.

Along with the continuous progress of the electrolytic water reaction process, the pure water in the electrolytic tank is gradually reduced, the water level is gradually reduced, if the pure water is not timely supplied to the electrolytic tank, the electrolytic process of the electrolytic tank is easily interrupted, and at present, the water is generally supplied manually or by utilizing an electric control water valve, wherein the timeliness cannot be ensured by the manual water supply, and the control of the water level is not accurate enough; although the electric control water valve can timely and accurately control the water supplementing and water level height, the electric control water valve is realized by depending on an auxiliary electric control system, and the cost is relatively high.

Disclosure of Invention

The utility model aims to provide a PEM (PEM) electrolytic tank so as to solve the problems that the timeliness and the accuracy cannot be ensured by manual water replenishing at present, and the cost of electric control water replenishing is high.

The aim of the utility model can be achieved by the following technical scheme:

a PEM electrolytic cell, comprising a cell body, wherein a plurality of groups of diaphragm plates are arranged in the cell body, and the diaphragm plates divide the cell body into a plurality of electrolytic chambers;

further comprises:

the water tank is provided with water replenishing pipes which are in one-to-one correspondence with the electrolytic chambers;

the fixing seat is fixed at the outlet of the corresponding water supplementing pipe;

the swing rod is rotatably arranged on the fixed seat, and a blocking cover matched with the water supplementing pipe is fixed on the swing rod;

a guide rod vertically fixed in the electrolytic chamber;

the floating ball is fixedly provided with a guide block, and the guide block is sleeved on the guide rod in a sliding way; and

the push rod is arranged on the floating ball, one end of the push rod, which is far away from the floating ball, is provided with a mounting seat, and the mounting seat is provided with a deflector rod;

wherein, the one end that the pendulum rod was kept away from the fixing base has seted up logical groove, and the driving lever activity inlays and locates logical inslot.

As a further scheme of the utility model: one end of the push rod is rotationally connected with the mounting seat, and the other end of the push rod is in threaded connection with the floating ball.

As a further scheme of the utility model: the water supplementing pipe is fixed on the groove body through the supporting seat.

As a further scheme of the utility model: and a chamfer is arranged at one end of the blanking cover, facing the water supplementing pipe.

As a further scheme of the utility model: and a plurality of groups of limiting plates are arranged in the groove body, and the diaphragm plates are detachably connected with the corresponding limiting plates.

As a further scheme of the utility model: the water tank is fixed on the outer wall of one side of the tank body through the mounting plate, and the top of the water tank is provided with a water filling port.

The utility model has the beneficial effects that:

1. the floating ball is driven to synchronously lift by utilizing the change of the pure water level in the electrolysis chamber, and then the push rod is used for pushing the swing rod to rotate, so that the opening and closing of the blanking cover are realized, and when the water level is lowered, the blanking cover automatically opens water supplementing until the set water level is reached, the water supplementing is stopped, the water supplementing response is timely, the water level can be always maintained at a stable height, the control precision is high, and the cost is low;

2. the distance between the installation seat and the floating ball is adjusted through the push rod, so that the water level can be adjusted and set according to different requirements, the adjustment is convenient and flexible, and the application range is wide.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a top view of the present utility model;

fig. 3 is a partial perspective view of the present utility model.

In the figure: 1. a tank body; 2. a diaphragm plate; 3. a limiting plate; 4. a water tank; 5. a mounting plate; 6. a water inlet; 7. a guide rod; 8. a floating ball; 9. a guide block; 10. a push rod; 11. a mounting base; 12. a deflector rod; 13. a water supplementing pipe; 14. a fixing seat; 15. swing rod; 16. a blanking cover; 17. a through groove; 18. a support base; 19. chamfering.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2 and 3, the present utility model discloses a PEM electrolyzer, which may include a tank body 1, wherein a plurality of groups of diaphragm plates 2 are disposed in the tank body 1, and the diaphragm plates 2 divide the tank body 1 into a plurality of electrolysis chambers; the electrolytic cell also comprises a water tank 4, a guide rod 7, a floating ball 8, a push rod 10, a fixed seat 14 and a swinging rod 15, wherein the water tank 4 is provided with water supplementing pipes 13 which are in one-to-one correspondence with the electrolytic cells, the fixed seat 14 is fixed at the outlet of the corresponding water supplementing pipe 13, the swinging rod 15 is rotatably arranged on the fixed seat 14, a blocking cover 16 which is matched with the water supplementing pipe 13 is fixed on the swinging rod 15, the guide rod 7 is vertically fixed in the electrolytic cell, the floating ball 8 is fixedly provided with a guide block 9, and the guide block 9 is slidably sleeved on the guide rod 7; the push rod 10 is arranged on the floating ball 8, one end of the push rod 10, which is far away from the floating ball 8, is provided with a mounting seat 11, the mounting seat 11 is provided with a deflector rod 12, one end of the swing rod 15, which is far away from the fixed seat 14, is provided with a through groove 17, and the deflector rod 12 is movably embedded in the through groove 17;

specifically, when the pure water in a certain electrolysis chamber decreases along with the electrolysis process, the pure water level descends, the floating ball 8 drives the guide block 9 to slide downwards along the guide rod 7, and drives the deflector rod 12 at the upper end of the push rod 10 to descend, so that the swing rod 15 is pulled to rotate downwards relative to the fixed seat 14, and the blocking cover 16 is separated from the water outlet of the water supplementing pipe 13, thereby supplementing water; along with the rise of the pure water level in the electrolysis chamber, the floating ball 8 floats synchronously, so as to drive the deflector rod 12 to rise, and push the swing rod 15 to rotate upwards relative to the fixed seat 14 until the water outlet of the water supplementing pipe 13 is blocked by the blocking cover 16, and the water supplementing is finished.

It should be noted that, the whole water replenishing process is dynamically responsive in real time, that is, the floating ball 8 reflects the real-time change of the pure water level, so that the blocking cover 16 can be driven to be opened and closed, so as to realize dynamic uninterrupted water replenishing, and the water level in the electrolysis chamber is always maintained at the set water level, thereby ensuring the stable operation of the water electrolysis process.

In an embodiment, referring to fig. 3, in order to facilitate adjustment of the set water level, one end of the push rod 10 is rotatably connected to the mounting seat 11, and the other end of the push rod 10 is in threaded connection with the floating ball 8; when the set water level needs to be adjusted, the push rod 10 is rotated, and the distance between the mounting seat 11 and the floating ball 8 is adjusted, so that the set water level can be adjusted; when the set water level is required to be increased, the push rod 10 is screwed into the floating ball 8, so that the distance between the adjusting installation seat 11 and the floating ball 8 is reduced; when the set water level is required to be lowered, the push rod 10 is screwed out of the floating ball 8, so that the distance between the adjusting installation seat 11 and the floating ball 8 is increased.

Further, in order to avoid the shaking of the water replenishing pipe 13, the water replenishing pipe 13 is fixed on the tank body 1 through the supporting seat 18, and the water replenishing pipe 13 is supported through the supporting seat 18.

Further, in order to make the plugging cover 16 better plug the water outlet of the water replenishing pipe 13, a chamfer 19 is disposed at one end of the plugging cover 16 facing the water replenishing pipe 13, so that the end of the plugging cover 16 is more beneficial to enter the water replenishing pipe 13, and the plugging effect is ensured.

In yet another embodiment, as shown in fig. 2, a plurality of sets of limiting plates 3 are disposed in the tank 1, and the diaphragm plate 2 is detachably connected with the corresponding limiting plate 3; the diaphragm plate 2 can be movably pulled out from the limiting plate 3, so that the diaphragm plate 2 is convenient to clean and replace, and the operation is more convenient.

In addition, the water tank 4 is fixed on the outer wall of one side of the tank body 1 through the mounting plate 5, and the top of the water tank 4 is provided with a water filling port 6.

In summary, the utility model discloses a PEM electrolytic tank, wherein the pure water level change in an electrolytic chamber is utilized to drive a floating ball 8 to synchronously lift, and then a push rod 10 is utilized to push a swing rod 15 to rotate, so that the opening and closing of a blocking cover 16 are realized, when the water level is lowered, the blocking cover 16 automatically opens and supplements water until reaching a set water level to stop supplementing water, the water supplementing response is quick, and the water level can be always maintained at a stable height; the distance between the installation seat 11 and the floating ball 8 is adjusted through the push rod 10, so that the water level is adjusted and set according to different requirements, the adjustment is convenient and flexible, and the application range is wide.

The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.

Claims

1. A PEM electrolytic cell, which comprises a cell body (1), wherein a plurality of groups of diaphragm plates (2) are arranged in the cell body (1), and the diaphragm plates (2) divide the cell body (1) into a plurality of electrolytic chambers; characterized by further comprising:

the water tank (4) is provided with water supplementing pipes (13) which are in one-to-one correspondence with the electrolytic chambers;

the fixed seat (14) is fixed at the outlet of the corresponding water supplementing pipe (13);

the swing rod (15) is rotatably arranged on the fixed seat (14), and a blocking cover (16) matched with the water supplementing pipe (13) is fixed on the swing rod (15);

a guide rod (7) vertically fixed in the electrolytic chamber;

the floating ball (8) is fixedly provided with a guide block (9), and the guide block (9) is sleeved on the guide rod (7) in a sliding way; and

the push rod (10) is arranged on the floating ball (8), one end of the push rod (10) away from the floating ball (8) is provided with an installation seat (11), and the installation seat (11) is provided with a deflector rod (12);

one end of the swing rod (15) far away from the fixed seat (14) is provided with a through groove (17), and the deflector rod (12) is movably embedded in the through groove (17).

2. A PEM electrolyser according to claim 1, wherein one end of said push rod (10) is rotatably connected to the mounting (11), the other end of the push rod (10) being screwed to the float (8).

3. A PEM electrolyser according to claim 1, wherein said water replenishment pipe (13) is fixed to the cell body (1) by means of a support seat (18).

4. A PEM electrolyser as claimed in claim 3, wherein said blanking cover (16) is provided with a chamfer (19) at the end facing the water replenishment pipe (13).

5. PEM electrolyser according to claim 1, characterized in that a plurality of groups of limiting plates (3) are provided in the cell body (1), the diaphragm plates (2) being removably connected to the corresponding limiting plates (3).

6. A PEM electrolyser according to claim 5, characterized in that said water tank (4) is fixed to the external wall of one side of the tank body (1) by means of a mounting plate (5), the top of the water tank (4) being provided with a water filling port (6).