CN214254483U

CN214254483U - Plate-type membrane humidifier

Info

Publication number: CN214254483U
Application number: CN202120470063.9U
Authority: CN
Inventors: 冯炎; 石一鸣; 刘潮; 文兆辉
Original assignee: Shenzhen Yitengdi New Energy Co ltd
Current assignee: Shenzhen Yitengdi New Energy Co ltd
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-09-21
Anticipated expiration: 2031-03-04

Abstract

The utility model relates to the technical field of hydrogen fuel cells, in particular to a plate-type membrane humidifier, which comprises a dry air inlet pipe, a dry air outlet pipe, a wet air inlet pipe, a wet air outlet pipe, an upper shell, a lower shell and a plate-type exchange membrane structure, wherein the top end surface of the lower shell is provided with the plate-type exchange membrane structure, the top end of the plate-type exchange membrane structure is provided with the upper shell, the front side of the top end surface of the upper shell is provided with the dry air inlet pipe, the rear side of the top end surface of the upper shell is provided with the dry air outlet pipe, the dry air inlet pipe and the dry air outlet pipe are symmetrically arranged in the front-back direction, the left side of the top end surface of the upper shell is provided with the wet air outlet pipe, and the wet air outlet pipe and the wet air inlet pipe are symmetrically arranged in the left-right direction, in the utility model, the plate-type membrane is used for replacing a tube-type membrane, thereby effectively improving the heat exchange efficiency, and greatly reduced the volume of humidifier, be convenient for use.

Description

Plate-type membrane humidifier

Technical Field

The utility model relates to a hydrogen fuel cell technical field specifically is a plate-type membrane humidifier.

Background

A fuel cell is a chemical device that directly converts chemical energy of fuel into electrical energy, and is also called an electrochemical generator. It is a fourth power generation technology following hydroelectric power generation, thermal power generation and atomic power generation. The fuel cell converts the Gibbs free energy in the chemical energy of the fuel into electric energy through electrochemical reaction, and is not limited by the Carnot cycle effect, so the efficiency is high; in addition, fuel cells use fuel and oxygen as raw materials; at the same time, no mechanical transmission part is arranged, so that noise pollution is avoided, the discharged harmful gas is less, most of the existing humidifiers for fuel cells are tubular membrane humidifiers, namely, heat exchange is carried out between the inside and outside of a tube, the tubular membrane needs to be sealed by potting resin, the resin and a shell are easy to separate, and the interior leakage and air leakage are caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plate-type membrane humidifier to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a plate-type membrane humidifier, includes dry air inlet pipe, dry air outlet pipe, humid air inlet pipe, humid air outlet pipe, goes up the casing, casing and plate-type exchange membrane structure down, plate-type exchange membrane structure is installed to the top face of casing down, the casing is installed on the top of plate-type exchange membrane structure, go up the top face front side of casing and install dry air inlet pipe, go up the top face rear side of casing and install the dry air outlet pipe, and dry air inlet pipe and dry air outlet pipe symmetry setting around being, go up the top face left side of casing and install the humid air outlet pipe, the top face right side of going up the casing is installed humid air inlet pipe, and humid air outlet pipe and humid air inlet pipe are bilateral symmetry and set up.

Preferably, the number of the plate-type exchange membrane structures is multiple, and the plate-type exchange membrane structures are stacked up and down.

Preferably, plate-type exchange membrane structure includes upper fixed plate, bottom plate, exchange membrane, rubber pad and metal frame, the through-hole has all been seted up at both ends about upper fixed plate and both ends about the bottom plate, the inboard equal even hole groove of having seted up of upper fixed plate and bottom plate inboard, the upper and lower both sides of exchanging membrane are equipped with upper fixed plate and bottom plate respectively, the downside of upper fixed plate and the upside of bottom plate all are equipped with the metal frame.

Preferably, the upper side and the lower side of the exchange membrane are respectively provided with a rubber pad, the top end surface of the rubber pad positioned on the upper side is attached to the upper fixing plate, and the bottom end surface of the rubber pad positioned on the lower side is attached to the lower fixing plate.

Preferably, the rubber pad, the upper fixing plate and the lower fixing plate are equal in size.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in, use board-like membrane to replace tubular membrane, not only can effectual improvement heat exchange efficiency, moreover great reduction the volume of humidifier, be convenient for use.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a sectional view of the present invention;

fig. 3 is a schematic view of the overall structure of the plate-type exchange membrane structure of the present invention.

In the figure: 1-dry air inlet pipe, 2-dry air outlet pipe, 3-wet air inlet pipe, 4-wet air outlet pipe, 5-upper shell, 6-lower shell, 7-plate type exchange membrane structure, 701-upper fixed plate, 702-lower fixed plate, 703-exchange membrane, 704-rubber pad and 705-metal frame.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a plate-type membrane humidifier comprises a dry air inlet pipe 1, a dry air outlet pipe 2, a wet air inlet pipe 3, a wet air outlet pipe 4, an upper shell 5, a lower shell 6 and a plate-type exchange membrane structure 7, wherein the plate-type exchange membrane structure 7 is installed on the top end face of the lower shell 6, the upper shell 5 is installed on the top end of the plate-type exchange membrane structure 7, the dry air inlet pipe 1 is installed on the front side of the top end face of the upper shell 5, the dry air outlet pipe 2 is installed on the rear side of the top end face of the upper shell 5, the dry air inlet pipe 1 and the dry air outlet pipe 2 are symmetrically arranged in the front-back direction, the wet air outlet pipe 4 is installed on the left side of the top end face of the upper shell 5, the wet air inlet pipe 3 is installed on the right side of the top end face of the upper shell 5, the wet air outlet pipe 4 and the wet air inlet pipe 3 are symmetrically arranged in the left-right direction, the arrangement uses the plate-type membrane to replace a tubular membrane, and can effectively improve the heat exchange efficiency, and greatly reduced the volume of humidifier, be convenient for use.

The number of the plate-type exchange membrane structures 7 is 20, and the plate-type exchange membrane structures 7 are arranged in an up-down stacking manner, which ensures better heat exchange effect, the plate-type exchange membrane structure 7 comprises an upper fixing plate 701, a lower fixing plate 702, an exchange membrane 703, rubber pads 704 and a metal frame 705, through holes are respectively arranged at the left end and the right end of the upper fixing plate 701 and the left end and the right end of the lower fixing plate 702, the inner sides of the upper fixing plate 701 and the lower fixing plate 702 are respectively provided with a hole groove, the upper side and the lower side of the exchange membrane 703 are respectively provided with the upper fixing plate 701 and the lower fixing plate 702, the metal frame 705 is respectively arranged at the lower side of the upper fixing plate 701 and the upper side of the lower fixing plate 702, the volume of the humidifier is reduced on the premise of ensuring the heat exchange efficiency, the use is convenient, the upper side and the lower side of, the bottom end face of the rubber pad 704 that is located the downside laminates with bottom plate 702, and better sealed effect has been guaranteed in this kind of setting, and the size of rubber pad 704, top plate 701 and bottom plate 702 equals, and the holistic equipment effect of the device has been guaranteed in this kind of setting, is convenient for use.

The working process is as follows: the plate-type membrane humidifier with the structure is composed of an upper shell 5, a lower shell 6, an upper fixing plate 701, a lower fixing plate 702, a metal frame 705, a rubber pad 704 and an exchange membrane 703, wherein guide grooves on two surfaces of the upper fixing plate 701 and the lower fixing plate 702 are mutually vertically distributed, dry air flows into one surface of the guide grooves, wet air flows into the other surface of the guide grooves, the exchange membrane 703 is arranged between the upper fixing plate 701 and the lower fixing plate 702, the exchange membrane 703 and the upper fixing plate 702 are sealed by the rubber pad 704, the rubber pad 704 and the exchange membrane 703 are supported by the metal frame at the inlet and outlet of a flow channel, and the dry air and the wet air exchange heat between the upper fixing plate 701 and the lower fixing plate 702 through the exchange membrane 703.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a plate-type membrane humidifier, includes dry air import pipe (1), dry air outlet pipe (2), humid air import pipe (3), humid air outlet pipe (4), goes up casing (5), casing (6) and plate-type exchange membrane structure (7) down, its characterized in that: plate-type exchange membrane structure (7) are installed to the top face of lower casing (6), casing (5) are installed on the top of plate-type exchange membrane structure (7), go up the top face front side of casing (5) and install dry air inlet pipe (1), go up the top face rear side of casing (5) and install dry air outlet pipe (2), and dry air inlet pipe (1) and dry air outlet pipe (2) are the front and back symmetry and set up, go up the top face left side of casing (5) and install humid air outlet pipe (4), go up the top face right side of casing (5) and install humid air inlet pipe (3), and humid air outlet pipe (4) and humid air inlet pipe (3) are the bilateral symmetry and set up.

2. A plate-type membrane humidifier according to claim 1, wherein: the number of the plate-type exchange membrane structures (7) is multiple, and the plate-type exchange membrane structures (7) are stacked up and down.

3. A plate-type membrane humidifier according to claim 1, wherein: plate-type exchange membrane structure (7) include upper fixed plate (701), bottom plate (702), exchange membrane (703), rubber pad (704) and metal frame (705), both ends and bottom plate (702) are all seted up the through-hole about upper fixed plate (701), the inboard hole groove of evenly having seted up of upper fixed plate (701) and bottom plate (702) inboard, the upper and lower both sides of exchange membrane (703) are equipped with upper fixed plate (701) and bottom plate (702) respectively, the downside of upper fixed plate (701) and the upside of bottom plate (702) all are equipped with metal frame (705).

4. A plate-type membrane humidifier according to claim 3, wherein: rubber pads (704) are arranged on the upper side and the lower side of the exchange membrane (703), the top end face of the rubber pad (704) located on the upper side is attached to the upper fixing plate (701), and the bottom end face of the rubber pad (704) located on the lower side is attached to the lower fixing plate (702).

5. A plate-type membrane humidifier according to claim 3, wherein: the sizes of the rubber pad (704), the upper fixing plate (701) and the lower fixing plate (702) are equal.