CN214299269U

CN214299269U - Hydrogen production system

Info

Publication number: CN214299269U
Application number: CN202120020536.5U
Authority: CN
Inventors: 张会强; 王硕
Original assignee: Guangdong Alcohol Hydrogen New Energy Research Institute Co Ltd
Current assignee: Sichuan Woyouda Technology Co.,Ltd.
Priority date: 2020-12-10
Filing date: 2021-01-05
Publication date: 2021-09-28
Anticipated expiration: 2031-01-05
Also published as: CN112551485A; CN214299265U; CN114623427A; CN214745624U; CN112577031A; CN112661109A; CN112577034A; CN214700630U; CN214536110U; CN214936049U; CN214468510U; CN114620679A; CN216630747U; CN216844627U; CN214468520U; CN215112519U; CN216638915U; CN114620677A; CN114620678B; CN216549620U

Abstract

The utility model provides a hydrogen production system. The hydrogen production system comprises a steam generator and a hydrogen reactor, wherein the steam generator and/or the hydrogen reactor are/is provided with a charging connector, and the charging connector comprises: the joint body is connected with the hydrogen production system; the grid device is arranged at the joint of the joint body and the hydrogen production system; the connecting end is arranged at one end of the connector body, which is far away from the hydrogen production system, and is connected with an air inlet pipe or an air outlet pipe of the hydrogen production system. The utility model solves the technical problems of poor air tightness and high cost caused by excessive joints of the existing hydrogen production system.

Description

Hydrogen production system

Technical Field

The utility model relates to a chemical industry technical field particularly, relates to a hydrogen system.

Background

At present, the human society is facing double examination of resource scarcity and environmental pollution, energy conservation and environmental protection become the focus of attention of all circles, and the active exploration of new energy has great epoch significance. The hydrogen is used as one of new energy sources, has the advantages of only water as a product after complete combustion, high heat value, easily obtained preparation raw materials and the like, and is widely adopted in the industrial and medical aspects at present.

In the existing hydrogen production process, the method for preparing hydrogen by repeatedly utilizing waste gas needs to introduce a large amount of waste gas and tail gas into equipment and needs to add a catalyst or a heat accumulator, so that the hydrogen production system is provided with a large amount of gas inlet joints and material inlet and outlet joints, the device is poor in air tightness and high in cost.

SUMMERY OF THE UTILITY MODEL

The utility model solves the problem that the existing hydrogen production system has too many joints, resulting in poor air tightness and high cost.

In order to solve the above problems, the utility model provides a hydrogen production system, hydrogen production system includes steam generator and hydrogen reactor, but sets up reinforced joint on steam generator and/or the hydrogen reactor, but reinforced joint includes: the joint body is connected with the hydrogen production system; the grid device is arranged at the joint of the joint body and the hydrogen production system; the connecting end is arranged at one end of the connector body, which is far away from the hydrogen production system, and is connected with an air inlet pipe or an air outlet pipe of the hydrogen production system.

In this embodiment, the grid device is configured to block materials in the hydrogen production system and allow gas to pass through. And through the arrangement, the air inlet or the air outlet and the feeding or discharging interface are combined into a whole, so that the number of the inlet and outlet joints is reduced, the system cost is saved, and the sealing performance of the system is improved.

Further, the grid device includes: the rotating shaft is arranged at the opening of the joint body close to the hydrogen production system; the first grid piece is rotatably connected to the rotating shaft.

In this embodiment, the rotating shaft is matched with the first grid member, so that the first grid member can rotate around the rotating shaft to realize the opening and closing function.

Further, when the first mesh is parallel to the opening, the opening is closed; when the first mesh is perpendicular to the opening, the opening is opened.

In this embodiment, when the first grid member is parallel to the opening, the function of blocking can be realized, and when the first grid member is perpendicular to the opening, the function of charging can be realized.

Further, the rotating shaft is connected to the middle of the first grid element.

In this embodiment, the first grid member rotates around the rotating shaft in the middle to realize the opening and closing function.

Further, the rotating shaft is connected to the end of the first grid member.

In this embodiment, the first mesh member integrally rotates around the rotating shaft at one end thereof, so as to realize the opening and closing function.

Further, the grid device further comprises: the resetting piece is sleeved on the rotating shaft and connected with the first grid piece and the joint body.

In this embodiment, when the first grid member is perpendicular to the opening, the reset member may reset the first grid member to a state parallel to the opening, so that the opening is always kept in a closed state when the material is not charged.

Further, the grid device includes: the guide rail is arranged on the inner wall of the joint body; the second grid piece is matched with the guide rail; and the stretching piece is arranged outside the joint body and connected with the second grid piece.

In this embodiment, the second grid member is matched with the guide rail, so that the second grid member can slide on the guide rail, and the stretching member is disposed at one end of the second grid member, and is used for driving the second grid member to slide.

Further, the grid device further comprises: and the limiting part is arranged at one end, far away from the stretching part, of the second grid part and is matched with the guide rail.

In this embodiment, the limiting member is used to prevent the second grid member from separating from the guide rail.

Further, the second grid member, which is engaged with the guide rail, may slide relative to the guide rail.

In this embodiment, the second grid member is slidable on the guide rail.

Further, a steam generator, comprising: a liquid storage part; a vapor section; the heating part is connected between the liquid storage part and the steam part and is provided with a waste gas inlet, a waste gas outlet and a tail gas inlet; the hydrogen reactor is communicated with the steam generator through a steam pipeline; the charging connector is arranged at the waste gas inlet, the waste gas outlet and the tail gas inlet of the steam generator.

In this embodiment, the feeding connector feeds the steam into the steam generator, the steam generator generates steam, the steam is introduced into the hydrogen reactor through the steam pipeline, and hydrogen is obtained after reaction in the hydrogen reactor.

Adopt the technical scheme of the utility model afterwards, can reach following technological effect:

(1) by integrating the material joint and the gas inlet and outlet joint, the number of joints of the hydrogen production system is reduced, the air tightness of the hydrogen production system is improved, and the cost is saved.

(2) Through setting up the grid device, prevent that the material from getting into admission line or exhaust duct, improved hydrogen manufacturing system's work efficiency and security.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a feedable joint 100 according to a first embodiment of the present invention;

FIG. 2 is a schematic diagram of the structure of the grid device 20 of FIG. 1;

FIG. 3 is a schematic view of another embodiment of the grid device 20 of FIG. 1;

FIG. 4 is a schematic view of another embodiment of the grid device 20 of FIG. 1;

fig. 5 is a schematic view of the mesh device 20 of fig. 4 in cooperation with the guide rail 23;

FIG. 6 is a schematic view of still another embodiment of the grid assembly 20 of FIG. 1;

FIG. 7 is a schematic view of the construction of the gasket 40 of FIG. 6;

fig. 8 is a schematic structural diagram of a hydrogen production system 200 according to a second embodiment of the present invention.

Description of reference numerals:

10 is a joint body; 20 is a grid device; 21 is a rotating shaft; 22 is a first grid member; 23 is a guide rail; 24 is a second grid member; 25 is a drawing member; 26 is a limiting member; 27 is a third grid member; 28 is a first clamp spring; 29 is a second clamp spring; 30 is a connecting end; 40 is a lining ring; 41 is a first clamp spring mounting groove; 42 is a second clamp spring mounting groove; 100 is a feedable coupling; 200 is a steam generator; 210 is a liquid storage part; 220 is a vapor portion; 230 is a heating part; 231 is an exhaust gas inlet; 232 is an exhaust gas outlet; 233 is a tail gas inlet; 300 is a hydrogen reactor; 310 is a vapor line; 400 is a hydrogen production system.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

[ first embodiment ] A method for manufacturing a semiconductor device

Referring to fig. 1, which is a schematic structural diagram of a feedable connector 100 according to a first embodiment of the present invention, the feedable connector 100 includes: a connector body 10, a grid device 20 and a connecting end 30. Wherein, the connecting end 30 is arranged at one end of the joint body 10, and the grid device 20 is arranged at the other end of the joint body 10; one end of the joint body 10 provided with the grid device 20 is connected with the gas outlet and/or the gas inlet of the hydrogen production system 400.

Specifically, referring to fig. 2, the grid device 20 includes, for example: the rotating shaft 21 is connected to the end of the first grid member 22, and two ends of the rotating shaft 21 are rotatably connected to the opening of the joint body 10 close to the hydrogen production system 400, so that the first grid member 22 can rotate freely by using the rotating shaft 21 as a rotating shaft.

Preferably, referring to fig. 3, the rotating shaft 21 may also be connected to the middle of the first grid member 22, and both ends of the rotating shaft 21 may be rotatably connected to the opening of the joint body 10 near the hydrogen production system 400, so that the first grid member 22 can freely rotate around the rotating shaft 21.

For example, when the first grid member 22 rotates around the rotating shaft 21 to be parallel to the opening, the opening is closed, so that the function of blocking the material from entering and exiting is realized; when the first grid member 22 rotates around the rotating shaft 21 to be perpendicular to the opening, the opening is opened, and the function of adding materials is realized.

Further, the grid device 20 further includes, for example, a reset member (not shown in the drawings), the reset member is sleeved on the rotating shaft 21, and the reset member connects the first grid member 22 and the joint body 10; when the material is added, the first grid element 22 and the opening are perpendicular to each other, the opening is in an open state, and the reset element can automatically reset the first grid element 22 from a state perpendicular to the opening to a state parallel to the opening, so that the opening is in a closed state, the working efficiency is improved, and the opening is prevented from being still in an open state when the hydrogen production system 400 works.

Preferably, the first mesh 22 may be circular or rectangular, and the specific shape is determined according to the shape of the joint body 10 and the gas outlet and/or gas inlet of the hydrogen production system 400, and is not limited herein.

Specifically, referring to fig. 4 and 5, the grid device 20 may also have another structure, for example, including: guide rail 23 and second grid spare 24 connect body 10 the inner wall of opening part is equipped with relative first mounting and second mounting first mounting is close to one side of second mounting and the second mounting is close to guide rail 23 has all been seted up to one side of first mounting, and second grid spare 24 is close to the both sides of guide rail 23 and is equipped with the slider with guide rail 23 matched with, realizes that second grid spare 24 can be on guide rail 23 free gliding function.

Further, the grid device 20, for example, further includes: and the stretching piece 25 is connected with one end, which is not provided with the sliding block, of the second grid piece 24, is arranged outside the joint body 10, and the stretching piece 25 is pulled to control the second grid piece 24 to slide on the guide rail 23 and further control the opening and closing of the opening.

Preferably, the grid device 20 further comprises: the limiting part 26 is arranged at one end far away from the stretching part 25, the limiting part 26 is matched with the guide rail 23, when the second grid part 24 is pulled out of the joint body 10 through the pulling part, the maximum pulling distance is the distance from the end, provided with the stretching part 25, of the second grid part 24 to the center of the limiting part 26, when the maximum distance is reached, the limiting part 26 is clamped on the inner wall of the joint body 10, and the second grid part 24 is prevented from being separated from the slide rail due to excessive pulling.

Preferably, the grid device 20 further comprises a first reset element, which is matched with the second grid element 24, and when the opening is opened, the second grid element 24 is reset by the first reset element, so that the opening is closed.

Specifically, referring to fig. 6 and 7, the grid device 20 may also have another structure, for example, including: the joint comprises a third grid element 27, a first clamp spring 28, a second clamp spring 29 and a lining ring 40, wherein the lining ring 40 is detachably arranged on the inner wall of the joint body 10. The inner wall of the lining ring 40 is provided with a first clamp spring mounting groove 41 and a second clamp spring mounting groove 42 at intervals. The first snap spring 28 is clamped in a first snap spring mounting groove 41 on the lining ring 40, the second snap spring 29 is clamped in a second snap spring mounting groove 42 on the lining ring 40, and the third grid element 27 is clamped between the first snap spring 28 and the second snap spring 29.

[ second embodiment ]

Referring to fig. 8, which is a schematic diagram of a hydrogen production system 400 according to a second embodiment of the present invention, the hydrogen production system 400 includes: a steam generator 200, a hydrogen reactor 300, and a feedable coupling 100. Wherein, the steam generator 200 is connected with the hydrogen reactor 300 through a steam pipe 310, steam produced in the steam generator 200 is input into the hydrogen reactor 300 through the steam pipe 310, and hydrogen is produced through the hydrogen reactor 300.

Specifically, the steam generator 200 includes, for example: a liquid storage section 210, a vapor section 220, a heating section 230, and at least one vapor transmission channel. Wherein the at least one vapor transmission channel connects the liquid storage portion 210 and the vapor portion 220.

Specifically, the liquid reservoir 210 includes, for example: the liquid storage holds the chamber, the liquid storage holds the chamber and includes first flange and second flange, first flange with the second flange all has one side to be equipped with the recess, works as first flange establish the notched one side with the second flange establishes the notched one side relative connection and becomes a whole, and its inside cavity that forms does the liquid storage holds the chamber.

Further, the liquid storage part 210 further comprises a liquid infusion inlet, the liquid infusion inlet is arranged on the first flange and is communicated with the liquid infusion tube and the liquid storage accommodating cavity; preferably, the infusion tube comprises a water delivery tube and a liquid methanol delivery tube, water and methanol respectively enter the liquid storage accommodating cavity after being preheated by the water delivery tube and the liquid methanol delivery tube, and a water-methanol mixed solution with a certain proportion is obtained after mixing.

Specifically, the vapor portion 220 includes, for example: a vapor outlet and a vapor containing cavity, wherein the vapor outlet is arranged on the vapor part 220 and communicated with the vapor containing cavity for conveying vapor.

Specifically, the heating part 230 includes, for example: the device comprises an electric heating device and/or an exhaust gas heating device and/or a catalytic combustion heating device, wherein the electric heating device and the exhaust gas heating device and the catalytic combustion heating device can be independently arranged for heating and can also be matched with each other for heating.

For example, the electric heating device acts on the liquid storage part 210 and the vapor transmission pipeline to heat the medium in the liquid storage part 210 and the vapor transmission pipeline.

Further, the exhaust gas heating device comprises an exhaust gas inlet 231, an exhaust gas outlet 232 and a heat storage assembly, wherein the exhaust gas inlet 231 is arranged on one side of the heating part 230 close to the liquid storage part 210, the exhaust gas outlet 232 is arranged on one side of the heating part 230 close to the steam part 220, the heat storage assembly is arranged between the exhaust gas inlet 231 and the exhaust gas outlet 232, and the heat storage assembly comprises a plurality of heat storage blocks for transferring heat to each steam transmission channel; preferably, the heat storage component can also be a heat storage ball and a fin, the fin is arranged outside each steam transmission channel, and the heat storage ball and the fin are matched with each other, so that the retention time of the waste gas in the heat storage component is prolonged, heat can be better transmitted to each steam transmission channel, and the heating efficiency is further improved.

Further, the catalytic combustion heating device comprises a tail gas inlet 233, the tail gas inlet 233 is arranged on one side of the heating part 230 close to the liquid storage part 210, the tail gas and the combustion catalyst are used for catalytic combustion heat release to heat, and the catalytic combustion heating device is arranged between the liquid storage part 210 and the steam transmission channel.

Specifically, the steam transmission channels are straight tubes, and the plurality of steam transmission channels are regularly arranged in rows and columns, so that the heat conduction efficiency is improved, and the steam transmission channels are easy to replace; for example, the vapor transmission pipeline can also be a coil pipe which is arranged in a horizontal or vertical surrounding manner, so that the contact area is increased, and the heat conduction efficiency is improved.

Preferably, the steam generator 200 further includes, for example: an insulating layer sleeved outside the heating part 230; wherein, the heat preservation layer for example includes: a heat insulation layer and a vacuum insulation layer; specifically, the heat insulation layer is sleeved outside the heating portion 230, and an interval space between the heat insulation layer and the heating portion 230 is the vacuum heat insulation layer.

Specifically, the hydrogen reactor 300 includes, for example: a vapor conduit 310, a hot exhaust gas output conduit, a hot exhaust gas input conduit, and at least one hot exhaust gas transfer passage. One end of each hot waste gas transmission channel, which is close to the steam pipeline 310, is connected with the hot waste gas output pipeline, the other end of each hot waste gas transmission channel is connected with the hot waste gas input pipeline, and a heat storage ball is arranged in each hot waste gas transmission channel, so that the residence time of waste gas in each hot waste gas transmission channel is prolonged; preferably, each of the hot exhaust gas transfer passages is provided with a fin on an outer side thereof for improving heat transfer efficiency.

Further, hydrogen reactor 300 still includes hydrogen manufacturing sleeve, steam inlet, hydrogen export and hydrogen output pipeline, hydrogen manufacturing muffjoint be in hot waste gas input pipeline with between the hot waste gas output pipeline, hydrogen manufacturing sleeve with form hydrogen formation space between at least one hot waste gas transmission path, hydrogen manufacturing sleeve is close to one side of hot waste gas output pipeline has been seted up steam inlet, steam inlet intercommunication steam pipeline 310, hydrogen manufacturing sleeve is close to one side of hot waste gas input pipeline is equipped with the hydrogen export, the hydrogen export intercommunication hydrogen output pipeline.

Further, the hydrogen reactor 300 further comprises a plurality of porous blocking plates, each porous blocking plate is provided with a plurality of small holes and a through hole for allowing each hot waste gas transmission channel to pass through; the plurality of porous blocking plates are arranged in the hydrogen production sleeve, and divide the hydrogen production sleeve into a first space, a second space and a third space in sequence.

Further, the first space is communicated with a steam pipeline 310, the third space is communicated with the hydrogen output pipeline, and a hydrogen production catalyst is arranged in the second space; the steam enters the first space through a steam pipeline 310 and then uniformly enters the second space through the porous blocking plate, the steam reacts with the hydrogen production catalyst in the second space to obtain hydrogen, the hydrogen uniformly enters the third space through the porous blocking plate and finally is transmitted to a hydrogen storage device through the hydrogen output pipeline to be stored.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A hydrogen production system comprises a steam generator and a hydrogen reactor, wherein a charging connector is arranged on the steam generator and/or the hydrogen reactor, and the charging connector is characterized by comprising:

the joint body is connected with the hydrogen production system;

the grid device is arranged at the joint of the joint body and the hydrogen production system;

the connecting end is arranged at one end of the connector body, which is far away from the hydrogen production system, and is connected with an air inlet pipe or an air outlet pipe of the hydrogen production system.

2. The hydrogen production system of claim 1, wherein the grid arrangement comprises:

the rotating shaft is arranged at the opening of the joint body close to the hydrogen production system;

the first grid piece is rotatably connected to the rotating shaft.

3. The hydrogen production system of claim 2, wherein when the first mesh is parallel to the openings, the openings are closed; when the first mesh is perpendicular to the opening, the opening is opened.

4. The hydrogen generation system of claim 3, wherein the spindle is connected to a middle portion of the first mesh.

5. The hydrogen generation system of claim 3, wherein the spool is attached to an end of the first mesh.

6. The hydrogen production system as claimed in claim 4 or 5, wherein the grid arrangement further comprises:

the resetting piece is sleeved on the rotating shaft and connected with the first grid piece and the joint body.

7. The hydrogen production system of claim 1, wherein the grid arrangement comprises:

the guide rail is arranged on the inner wall of the joint body;

the second grid piece is matched with the guide rail;

and the stretching piece is arranged outside the joint body and connected with the second grid piece.

8. The hydrogen production system of claim 7, wherein the grid arrangement further comprises:

and the limiting part is arranged at one end, far away from the stretching part, of the second grid part and is matched with the guide rail.

9. The hydrogen production system of claim 1, wherein the grid arrangement comprises:

the lining ring is detachably arranged on the inner wall of the joint body, and a first clamp spring mounting groove and a second clamp spring mounting groove are arranged on the inner wall of the lining ring at intervals;

the first clamp spring is arranged on the first clamp spring mounting groove;

the second clamp spring is arranged on the second clamp spring mounting groove;

and the third grid piece is clamped between the first clamp spring and the second clamp spring.

10. The hydrogen production system as claimed in claim 1,

a steam generator, comprising:

a liquid storage part;

a vapor section;

the heating part is connected between the liquid storage part and the steam part and is provided with a waste gas inlet, a waste gas outlet and a tail gas inlet;

the hydrogen reactor is communicated with the steam generator through a steam pipeline;

a feedable coupling disposed at the steam generator and/or the hydrogen reactor.