Metal film recombination hydrogen production device

Abstract

The utility model is suitable for the technical field of hydrogen filtering metal film recombination hydrogen production, and provides a metal film recombination hydrogen production device which comprises a plurality of metal film sets, a gas outlet assembly is arranged at the bottom of each metal film set, a gas inlet main pipe is arranged at the gas inlet end of each metal film set, and a gas outlet main pipe is arranged at the gas outlet end of each metal film set. The tail end of the air outlet assembly is connected with a main outlet pipe assembly; wherein the air outlet assembly comprises a passing pipe, the air inlet end of the passing pipe is fixedly connected with an air inlet head, the inner wall of the passing pipe is provided with a control valve, the tail end of the passing pipe is fixedly connected with a hose, the air outlet end of the hose is fixedly connected with an air outlet head, and the inner wall of the air outlet head is provided with a monitor; through the arrangement of the gas outlet assembly, in the use process, hydrogen generated by the metal film set is exhausted through the gas outlet assembly and the main outlet pipe assembly, the monitor monitors the gas outlet assembly in real time, and after the concentration of the hydrogen in the gas outlet assembly is reduced, the control valve is started and used for controlling the corresponding control valve.

Description

Technical Field

[0001] The utility model belongs to the technical field of hydrogen production by recombination of hydrogen-filtering metal membranes, and in particular relates to a hydrogen production device by recombination of metal membranes. Background Art

[0002] Membrane separation technology has the functions of separation, concentration, purification and refining, and has the characteristics of high efficiency, energy saving, environmental protection, molecular filtration, simple filtration process and easy control. It has been widely used in food, medicine, biology, environmental protection, chemical industry, metallurgy, energy, water treatment, electronics and other fields, and has produced huge economic and social benefits. It has become one of the important technologies in the three gas separation technologies (pressure swing adsorption separation, cryogenic separation, membrane separation); Reaction principle: Methanol purge gas is pretreated to meet the air intake requirements of the membrane and enters the membrane separator. The raw gas enters the membrane separator from the upper side, and hydrogen passes through the fiber membrane at a faster rate to obtain a hydrogen-rich product on the fiber core side, which is called permeate gas; components with slower diffusion rates are retained on the raw material side, which is called non-permeate gas or tail gas; the existing metal membrane recombination hydrogen production device generally adopts a combination of multiple membrane groups, so when one of the production mechanisms fails, it is difficult to discharge, affecting the purity of hydrogen production.

[0003] In order to avoid the above situation, it is necessary to design a metal membrane recombination hydrogen production device that is easy to control. Utility Model Content

[0004] The utility model provides a metal membrane recombination hydrogen production device, which aims to solve the problem that the existing metal membrane recombination hydrogen production device generally adopts a combination of multiple membrane groups to connect. Therefore, when one of the generating mechanisms fails, it is difficult to discharge, which affects the purity of hydrogen production. The utility model is implemented in this way. The metal membrane recombination hydrogen production device includes a metal membrane group: the number of the metal membrane groups is multiple, and the bottom of each metal membrane group is provided with an air outlet assembly, the air inlet end of the metal membrane group is provided with an air inlet main pipe, and the tail end of the air outlet assembly is connected to a main outlet pipe assembly;

[0005] Among them, the air outlet component includes a through tube, the air inlet end of the through tube is fixedly connected to an air inlet head, the inner wall of the through tube is provided with a control valve, the tail end of the through tube is fixedly connected to a hose, the air outlet end of the hose is fixedly connected to an air outlet head, and the inner wall of the air outlet head is provided with a monitor.

[0006] Preferably, the main outlet pipe assembly comprises a main pipe, the outer wall of the main pipe is provided with a plurality of connection ports, the inner wall of the connection port is connected to the outer wall of the outlet head, and the inner wall of the main pipe is provided with a plurality of diversion arc plates;

[0007] Among them, the air outlet head and the diversion arc plate are arranged correspondingly.

[0008] Preferably, the inner walls of the air inlet head and the air outlet head are both provided with sealing rings.

[0009] Preferably, a side frame is correspondingly provided on the outer wall of the metal film group, and a positioning hole is opened at the bottom of the side frame.

[0010] Preferably, the bottom portion of the air inlet main pipe is connected to a plurality of branch pipes, and the air outlet ends of the branch pipes are connected to the air inlet ends of the metal membrane group.

[0011] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0012] Through the setting of the gas outlet component, during use, the metal membrane group generates hydrogen and then discharges it through the gas outlet component and the main outlet pipe component. The monitor monitors the gas outlet component in real time. When the hydrogen concentration in the gas outlet component decreases, the control valve is started and controlled to control the corresponding control, and inspection and maintenance are carried out to facilitate the discharge detection effect, improve the use effect of the device, and provide convenience for users. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is the front view of the utility model;

[0014] Figure 2 It is a top view of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the gas outlet component of the utility model;

[0016] Figure 4 It is a structural schematic diagram of the main outlet pipe assembly of the utility model.

[0017] In the figure: 1. Inlet main pipe; 2. Outlet assembly; 201. Passing pipe; 202. Control valve; 203. Inlet head; 204. Hose; 205. Outlet head; 206. Monitor; 3. Main outlet pipe assembly; 301. Main pipe; 302. Connecting port; 303. Diverter arc plate; 4. Metal membrane group; 5. Side frame. DETAILED DESCRIPTION

[0018] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0019] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0020] The utility model provides a metal membrane recombination hydrogen production device, such as Figure 1-4 As shown, it includes a metal membrane group 4: the number of the metal membrane groups 4 is multiple, and an air outlet assembly 2 is arranged at the bottom of each metal membrane group 4, an air inlet main pipe 1 is arranged at the air inlet end of the metal membrane group 4, and the tail end of the air outlet assembly 2 is connected to a main outlet pipe assembly 3;

[0021] The gas outlet assembly 2 includes a through pipe 201, the gas inlet end of the through pipe 201 is fixedly connected to the gas inlet head 203, the inner wall of the through pipe 201 is provided with a control valve 202, the tail end of the through pipe 201 is fixedly connected to the hose 204, the gas outlet end of the hose 204 is fixedly connected to the gas outlet head 205, and the inner wall of the gas outlet head 205 is provided with a monitor 206;

[0022] The outer wall of the metal film group 4 is correspondingly provided with a side frame 5, and a positioning hole is opened at the bottom of the side frame 5;

[0023] The bottom of the air inlet main pipe 1 is connected to a plurality of branch pipes, and the air outlet ends of the branch pipes are connected to the air inlet ends of the metal membrane group 4 .

[0024] It should be noted that, since the existing metal membrane recombination hydrogen production device generally adopts a combination of multiple production membrane groups, when one of the production mechanisms fails, it is difficult to discharge the fault, which affects the purity of the hydrogen production.

[0025] Specifically, in this embodiment, this scheme is mainly achieved through the setting of the gas outlet component 2. During use, the metal membrane group 4 generates hydrogen and then discharges it through the gas outlet component 2 and the main outlet pipe component 3. The monitor 206 monitors the gas outlet component 2 in real time. When the hydrogen concentration in the gas outlet component 2 decreases, the control valve 202 is started and controlled to control the corresponding control, and inspection and maintenance are carried out to facilitate the discharge detection effect, improve the use effect of the device, and provide convenience for users.

[0026] In a further preferred embodiment of the present invention, Figure 1-4 As shown, the main outlet pipe assembly 3 includes a main pipe 301, the outer wall of the main pipe 301 is provided with a plurality of connection ports 302, the inner wall of the connection port 302 is connected to the outer wall of the outlet head 205, and the inner wall of the main pipe 301 is provided with a plurality of diversion arc plates 303;

[0027] Among them, the gas outlet head 205 and the diverter arc plate 303 are correspondingly arranged;

[0028] The inner walls of the air inlet head 203 and the air outlet head 205 are both provided with sealing rings.

[0029] In this embodiment, the main outlet pipe assembly 3 is provided to facilitate the discharge of hydrogen generated by the device, wherein the diverter arc plate 303 is provided to achieve the buffering convection condition, thereby improving the use effect of the device and providing convenience for the user.

[0030] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.

[0031] In the several embodiments provided in the present application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely schematic, such as the division of the above-mentioned units. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunication or other forms.

[0032] The units described above as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0033] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. A metal membrane recombination hydrogen production device, characterized in that: It comprises a metal membrane group (4): the number of the metal membrane groups (4) is multiple, and a gas outlet assembly (2) is arranged at the bottom of each metal membrane group (4), a gas inlet main pipe (1) is arranged at the gas inlet end of the metal membrane group (4), and the tail end of the gas outlet assembly (2) is connected to a main outlet pipe assembly (3); The air outlet assembly (2) comprises a through pipe (201), the air inlet end of the through pipe (201) is fixedly connected to an air inlet head (203), the inner wall of the through pipe (201) is provided with a control valve (202), the tail end of the through pipe (201) is fixedly connected to a hose (204), the air outlet end of the hose (204) is fixedly connected to an air outlet head (205), and the inner wall of the air outlet head (205) is provided with a monitoring instrument (206).

2. The metal membrane recombination hydrogen production device according to claim 1, characterized in that: The main outlet pipe assembly (3) comprises a main pipe (301), the outer wall of the main pipe (301) is provided with a plurality of connection ports (302), the inner wall of the connection port (302) is connected to the outer wall of the outlet head (205), and the inner wall of the main pipe (301) is provided with a plurality of diversion arc plates (303); The gas outlet head (205) and the diverter arc plate (303) are arranged correspondingly.

3. The metal membrane recombination hydrogen production device according to claim 1, characterized in that: The inner walls of the air inlet head (203) and the air outlet head (205) are both provided with sealing rings.

4. The metal membrane recombination hydrogen production device according to claim 1, characterized in that: A side frame (5) is correspondingly arranged on the outer wall of the metal film group (4), and a positioning hole is opened at the bottom of the side frame (5).

5. The metal membrane recombination hydrogen production device according to claim 1, characterized in that: The bottom of the air inlet main pipe (1) is connected to a plurality of branch pipes, and the air outlet ends of the branch pipes are connected to the air inlet ends of the metal membrane group (4).

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