CN218666318U

CN218666318U - Humidity-adjustable gas-liquid separation device

Info

Publication number: CN218666318U
Application number: CN202223266260.2U
Authority: CN
Inventors: 罗小军; 郑莺莺; 周腾芳; 胡进军
Original assignee: GUANGZHOU SAIAI ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT CO LTD
Current assignee: GUANGZHOU SAIAI ENVIRONMENTAL PROTECTION TECHNOLOGY DEVELOPMENT CO LTD
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-03-21
Anticipated expiration: 2032-12-05

Abstract

The utility model discloses a humidity adjustable gas-liquid separation device, including outer bucket and interior bucket, interior bucket can float in outer bucket, and the lateral wall of outer bucket is connected with the water inlet, and outer bucket top is equipped with the gas outlet, is equipped with the back pressure valve in the gas outlet, and this back pressure valve is equipped with air outlet channel, and air outlet channel communicates to outer bucket inside, and outer bucket bottom is equipped with water connectors, and interior bucket and the sealed cooperation of water connectors top butt. The utility model provides a gas-liquid separation device with adjustable humidity, when gas-liquid separation is carried out, a gas outlet is sealed through a back pressure valve, and a water outlet joint is sealed when being abutted against the water outlet joint through an inner barrel, so that the problems of water leakage and gas leakage in gas-liquid separation are solved, and the hydrogen production yield is improved; the humidity of the output produced hydrogen can be adjusted by adjusting the air pressure in the device through the backpressure valve.

Description

Humidity-adjustable gas-liquid separation device

Technical Field

The utility model belongs to the technical field of gas-liquid separation technique and specifically relates to a humidity adjustable gas-liquid separation device.

Background

The SPE water electrolysis hydrogen production technology is that pure water is directly electrolyzed to generate high-purity hydrogen, and an electrolytic cell can generate hydrogen only by electrolyzing the pure water. After the power is switched on, the cathode of the electrolytic cell produces hydrogen and the anode produces oxygen. The hydrogen generated by the cathode has extremely high water content, and the water in the hydrogen needs to be separated out in order to prepare the hydrogen with different purities. In the process of separating hydrogen, the hydrogen can be separated from water by lifting the hydrogen water and increasing the pressure, and finally the hydrogen is collected. The existing hydrogen production equipment is easy to leak water and gas due to the connection problem, so that the produced hydrogen is leaked, the yield is reduced, and waste is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a humidity adjustable gas-liquid separation device, when carrying out gas-liquid separation, the gas outlet passes through the back pressure valve and seals, and it is sealed when water connectors passes through interior bucket and water connectors butt, solves the problem of gas leakage that leaks in gas-liquid separation, improves hydrogen manufacturing output.

In order to achieve the above purpose, the utility model provides a technical scheme is: a humidity-adjustable gas-liquid separation device comprises an outer barrel and an inner barrel, wherein the inner barrel can float in the outer barrel, the side wall of the outer barrel is connected with a water inlet, the top end of the outer barrel is provided with a gas outlet, a back pressure valve is arranged in the gas outlet, the back pressure valve is provided with a gas outlet channel, the gas outlet channel is communicated to the inside of the outer barrel, the bottom end of the outer barrel is provided with a water outlet connector, and the inner barrel is in butt sealing fit with the top end of the water outlet connector.

The above technical scheme is adopted in the utility model, hydrogen water is imported to the water inlet, and when hydrogen water just entered, interior bucket was because the dead weight sinks to support sealed water connectors on water connectors top, along with hydrogen water constantly inputs, hydrogen separated from mobile hydrogen aquatic, and outer bucket inner chamber is fallen into to water. When the pressure of the generated hydrogen is enough, the hydrogen pushes the back pressure valve open, and the hydrogen is output from the air outlet. Meanwhile, when the water level rises to a certain amount, the water stored in the outer barrel floats the inner barrel, the water outlet joint is unsealed, and the residual water is discharged. Until the water discharge amount is reduced, the inner barrel sinks and presses on the water outlet joint for sealing, and the hydrogen water is continuously input into the water inlet. The air outlet is sealed by the back pressure valve, and the inner barrel is matched with the water outlet joint, so that water leakage and air leakage cannot occur in the hydrogen production process, and the productivity is improved. The hydrogen separated from the hydrogen water passes through the backpressure valve when being output from the air outlet, so that the humidity of the prepared hydrogen is adjustable.

In the humidity-adjustable gas-liquid separation device, the water inlet extends axially along the side wall of the outer barrel to form a water inlet pipe, and the water inlet is arranged at the bottom of the water inlet pipe. The hydrogen water enters from the bottom of the water inlet pipe and upwards enters into the outer barrel, so that the fluidity and impact of the hydrogen water can be improved, and the hydrogen is favorably separated from the water.

In the gas-liquid separation device with adjustable humidity, the top end of the outer barrel is provided with the outer barrel cover, and the gas outlet is arranged on the outer barrel cover. After the outer barrel cover is used, the outer barrel cover is disassembled, residual water in the outer barrel is poured out, and the inner part of the outer barrel is cleaned.

In the gas-liquid separation device with the adjustable humidity, the sealing ring is arranged between the outer barrel cover and the outer barrel. Through the sealing washer, guarantee the leakproofness of outer bung, avoid gas leakage.

Foretell humidity adjustable gas-liquid separation, back pressure valve include that the joint of giving vent to anger, spring, piston and sealing member, give vent to anger to connect on the gas outlet with sealing member threaded connection, and the air outlet channel axial link up the joint of giving vent to anger, spring and piston looks butt and locate between joint and the sealing member of giving vent to anger, and the gas outlet diapire is equipped with the venthole, the top and the bottom of piston respectively with air outlet channel and venthole seal cooperation. When the air pressure in the barrel rises, the air pressure pushes the piston to compress the spring, the piston loosens the air outlet, and the hydrogen enters the sealing piece from the air outlet and then is output from the air outlet channel. The air tightness of the air outlet is ensured by the sealing element, and the piston is pushed by the spring to seal the connection between the air outlet and the outer barrel. When the hydrogen is output and the air pressure in the barrel is reduced, the piston is pushed to extrude the air outlet through the elasticity of the spring, and the air outlet is sealed. The atmospheric pressure of the hydrogen that produces through hydrogen water promotes piston compression spring, and the piston loosens the gas outlet in order to export hydrogen, and the atmospheric pressure of the hydrogen in the adjusting device is according to atmospheric pressure and humidity inverse proportion principle, through the regulation of backpressure valve, changes the atmospheric pressure and the atmospheric pressure of output in the device, and the output pressure who adjusts hydrogen through the backpressure valve according to the demand realizes the humidity adjustable function of output hydrogen.

Foretell humidity adjustable gas-liquid separation, the bottom of piston sets up to be the back taper structure, and the spring promotes the piston and makes piston bottom and venthole butt. The piston of back taper structure promotes the butt when the venthole through the spring for the better laminating of bottom portion of piston guarantees good gas tightness at the pore wall of venthole.

In the gas-liquid separation device with the adjustable humidity, the top end of the water outlet joint extending into the outer barrel is conical, the bottom of the inner barrel is provided with the rubber pad, and the water outlet joint is sealed when the rubber pad is abutted against the top end of the water outlet joint. When hydrogen water is just input, the inner barrel sinks due to gravity, and the rubber pad at the bottom of the inner barrel abuts against the top end of the water outlet joint to seal the water outlet joint. When the hydrogen water is continuously input until the buoyancy of the water to the inner barrel is larger than the gravity of the inner barrel, the inner barrel floats, and the excess water is discharged from the water outlet joint.

In the gas-liquid separation device with the adjustable humidity, the water outlet joint and the bottom of the outer barrel are sealed through the O-shaped ring.

In the gas-liquid separation device with adjustable humidity, the inner barrel is of a sealed hollow structure, the bottom of the inner barrel is provided with an inner barrel cover, and the rubber pad is arranged at the bottom side of the inner barrel cover.

In the humidity-adjustable gas-liquid separation device, the side wall of the outer barrel is provided with the transparent observation window. When hydrogen water is input into the outer barrel, the bubble state of the hydrogen in the water can be seen through the transparent observation window.

The utility model discloses the beneficial effect who gains is: the piston of the back pressure valve is pushed open by the pressure generated by the input hydrogen water to generate hydrogen, and when the water rises to the floating inner barrel, the residual water is discharged from the water outlet joint to reduce the water quantity. The back pressure valve and the inner barrel are pressed on the water outlet joint by gravity to realize sealing, the sealing performance of the separating device is guaranteed, air leakage and water leakage are avoided, and the hydrogen yield and the production efficiency are improved. The gas pressure of hydrogen, the gravity of the inner barrel and the buoyancy of water are utilized to realize the automatic discharge of hydrogen separation, output and residual water, so that the gas-liquid separation device with adjustable humidity can automatically produce hydrogen, timely discharge the residual water and make-up hydrogen water, dynamically seal and prepare hydrogen, and effectively improve the production efficiency. The hydrogen produced by the hydrogen-water separation is output after passing through a back pressure valve, and the hydrogen has high concentration and adjustable humidity.

Drawings

Fig. 1 is a schematic front view of an embodiment of the present invention;

fig. 2 is a schematic sectional structure diagram of an embodiment of the present invention;

fig. 3 is an exploded view of an embodiment of the present invention;

FIG. 4 is a schematic view of an automatic air outlet structure according to an embodiment of the present invention;

FIG. 5 is a schematic structural view of the automatic drainage of the embodiment of the present invention;

FIG. 6 is an enlarged view of a portion of the structure of FIG. 4;

fig. 7 is an enlarged view of a portion of the structure of fig. 5.

Description of reference numerals: the device comprises an outer barrel 1, a water inlet 11, an air outlet 12, a water outlet joint 13, a water inlet pipe 14, an outer barrel cover 15, a sealing ring 16, an air outlet hole 17, an O-shaped ring 18, an observation window 19, an inner barrel 2, a rubber pad 21, an inner barrel cover 22, a backpressure valve 3, an air outlet channel 30, an air outlet joint 31, a spring 32, a piston 33 and a sealing element 34.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 to 7, a humidity-adjustable gas-liquid separation device includes an outer barrel 1 and an inner barrel 2, the inner barrel 2 can float in the outer barrel 1, a water inlet 11 is connected to a side wall of the outer barrel 1, an air outlet 12 is arranged at a top end of the outer barrel 1, a back pressure valve 3 is arranged in the air outlet 12, the back pressure valve 3 is provided with an air outlet channel 30, the air outlet channel 30 is communicated to an inside of the outer barrel 1, a water outlet connector 13 is arranged at a bottom end of the outer barrel 1, and the inner barrel 2 is in butt-joint sealing fit with a top end of the water outlet connector 13.

The water inlet 11 extends axially along the side wall of the outer barrel 1 to form a water inlet pipe 14, and the water inlet 11 is arranged at the bottom of the water inlet pipe 14.

An outer barrel cover 15 is arranged at the top end of the outer barrel 1, and an air outlet 12 is arranged on the outer barrel cover 15.

A sealing ring 16 is arranged between the outer barrel cover 15 and the outer barrel 1.

The back pressure valve 3 comprises an air outlet joint 31, a spring 32, a piston 33 and a sealing element 34, the air outlet joint 31 and the sealing element 34 are in threaded connection with the air outlet 12, the air outlet channel 30 axially penetrates through the air outlet joint 31, the spring 32 is abutted to the piston 33 and is arranged between the air outlet joint 31 and the sealing element 34, an air outlet hole 17 is formed in the bottom wall of the air outlet 12, and the top end and the bottom end of the piston 33 are in sealing fit with the air outlet channel 30 and the air outlet hole 17 respectively.

The bottom end of the piston 33 is set to be a reverse taper structure, and the spring 32 pushes the piston 33 to make the bottom end of the piston 33 abut against the air outlet 17.

The top end of the water outlet joint 13 extending into the outer barrel 1 is conical, the bottom of the inner barrel 2 is provided with a rubber pad 21, and the water outlet joint 13 is sealed when the rubber pad 21 is abutted against the top end of the water outlet joint 13.

The water outlet joint 13 is sealed with the bottom of the outer barrel 1 through an O-shaped ring 18.

The inner barrel 2 is of a sealed hollow structure, an inner barrel cover 22 is arranged at the bottom of the inner barrel 2, and a rubber pad 21 is arranged at the bottom side of the inner barrel cover 22.

The side wall of the outer barrel 1 is provided with a transparent observation window 19.

The utility model discloses when concrete implementation, hydrogen water gets into outer barrel 1 inside from water inlet 11. At the beginning, the water in the outer barrel 1 is not enough to float the inner barrel 2, the inner barrel 2 sinks due to the self weight, the rubber pad 21 at the bottom of the inner barrel cover 22 is abutted against the water outlet joint 13, and the hydrogen water cannot flow out from the water outlet joint 13. The hydrogen separated from the water is continuously increased in the outer tub 1 along with the continuous input of the hydrogen water, and when the pressure in the outer tub 1 is sufficiently high, the pressure of the hydrogen pushes the back pressure valve 3 open. The hydrogen pushes the piston 33 away from the air outlet 17, the piston 33 compresses the spring 32, the piston 33 releases the air outlet 17, and the hydrogen enters the air outlet 12 from the air outlet 17 and is finally produced from the air outlet channel 30.

Along with the continuous input of hydrogen water, the water level in the outer barrel 1 continuously rises, the inner barrel 2 floats, the rubber pad 21 at the bottom of the inner barrel 2 loosens the water outlet joint 13, the separated excess water is discharged out of the outer barrel 1 from the water outlet joint 13, after the excess water is discharged, the inner barrel 2 sinks due to self weight and continuously presses the water outlet joint 13 for sealing, and the hydrogen water can be continuously input into the outer barrel 1.

The utility model discloses an interior bucket 2 realizes outer barrel 1's water proofness with the sealed cooperation of water connectors 13. Good gas tightness is achieved by the back pressure valve 3. The hydrogen water can be continuously input into the outer barrel 1, the hydrogen is automatically discharged from the gas outlet 12, and the redundant water is automatically discharged from the water outlet joint 13, so that the device has the characteristic of dynamic matching.

In summary, the present invention has been made to practical samples according to the description and the drawings, and after a plurality of use tests, the utility model can be proved to achieve the expected purpose, and the practical value is undoubted. The above embodiments are only used to conveniently illustrate the present invention, and are not to the limitations of the present invention in any form, and any person who knows commonly has in the technical field, if in the scope of not departing from the technical features of the present invention, the equivalent embodiment of the present invention is used to make local changes or modifications, and the technical features of the present invention are not separated, and all the equivalent embodiments still belong to the technical features of the present invention.

Claims

1. The utility model provides a humidity adjustable gas-liquid separation device, includes outer bucket (1) and interior bucket (2), interior bucket (2) can float in outer bucket (1), its characterized in that: the side wall of the outer barrel (1) is connected with a water inlet (11), the top end of the outer barrel (1) is provided with a gas outlet (12), a back pressure valve (3) is arranged in the gas outlet (12), the back pressure valve (3) is provided with a gas outlet channel (30), the gas outlet channel (30) is communicated to the inside of the outer barrel (1), the bottom end of the outer barrel (1) is provided with a water outlet joint (13), and the inner barrel (2) is in butt sealing fit with the top end of the water outlet joint (13).

2. The humidity adjustable gas-liquid separation device according to claim 1, wherein: the water inlet (11) axially extends along the side wall of the outer barrel (1) to form a water inlet pipe (14), and the water inlet (11) is arranged at the bottom of the water inlet pipe (14).

3. The humidity adjustable gas-liquid separation device according to claim 1, wherein: an outer barrel cover (15) is arranged at the top end of the outer barrel (1), and an air outlet (12) is arranged on the outer barrel cover (15).

4. The humidity adjustable gas-liquid separation device according to claim 3, wherein: a sealing ring (16) is arranged between the outer barrel cover (15) and the outer barrel (1).

5. The humidity adjustable gas-liquid separation device according to claim 1, wherein: backpressure valve (3) are including giving vent to anger joint (31), spring (32), piston (33) and sealing member (34), give vent to anger joint (31) and sealing member (34) threaded connection on gas outlet (12), air outlet channel (30) axial link up gives vent to anger joint (31), spring (32) and piston (33) looks butt and locate between giving vent to anger joint (31) and sealing member (34), gas outlet (12) diapire is equipped with venthole (17), the top and the bottom of piston (33) respectively with air outlet channel (30) and venthole (17) sealed fit.

6. The humidity adjustable gas-liquid separation device according to claim 5, wherein: the bottom end of the piston (33) is arranged to be of an inverted cone structure, and the spring (32) pushes the piston (33) to enable the bottom end of the piston (33) to be abutted against the air outlet hole (17).

7. The humidity adjustable gas-liquid separation device according to claim 1, wherein: the top end of the water outlet joint (13) extending into the outer barrel (1) is conical, the bottom of the inner barrel (2) is provided with a rubber gasket (21), and the water outlet joint (13) is sealed when the rubber gasket (21) is abutted against the top end of the water outlet joint (13).

8. The humidity adjustable gas-liquid separation device according to claim 7, wherein: the water outlet joint (13) is sealed with the bottom of the outer barrel (1) through an O-shaped ring (18).

9. The humidity adjustable gas-liquid separation device according to claim 7, wherein: the inner barrel (2) is of a sealed hollow structure, an inner barrel cover (22) is arranged at the bottom of the inner barrel (2), and a rubber pad (21) is arranged at the bottom side of the inner barrel cover (22).

10. The humidity adjustable gas-liquid separation device according to claim 1, wherein: the side wall of the outer barrel (1) is provided with a transparent observation window (19).