CN212303722U

CN212303722U - Deionization device for fuel cell

Info

Publication number: CN212303722U
Application number: CN202021412483.3U
Authority: CN
Inventors: 华周发; 绳立威; 孙鹏; 张国; 刘震; 孙博
Original assignee: Shandong Cube New Energy Technology Co Ltd
Current assignee: Mofang Hydrogen Energy Technology Jiangsu Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-01-05
Anticipated expiration: 2030-07-16

Abstract

The utility model discloses a be used for fuel cell deionization device. The device, including cylinder housing and two caps, the both ends at cylinder housing are installed to two caps, be provided with the filter between cap and the cylinder housing, cylinder housing's both ends outer wall all is equipped with first screw thread, the one end that two caps are close to cylinder housing is the cylinder, its inner wall all is equipped with the second screw thread, two caps are all at cylinder housing's both ends through first screw thread and second threaded connection, the one end internal diameter that the cap deviates from cylinder housing reduces gradually, the filter setting deviates from between cylinder housing's the one end at cylinder housing's both ends terminal surface and cap, the filter is enclosed all around and is had seal ring. The utility model discloses a be used for fuel cell deionization device screws through the second screw thread of cap and the first screw thread on the drum casing, compresses tightly seal ring and filter, realizes that the filter is fixed to seal ring inner seal casing and sealed filter and cap, filter and casing when the cap.

Description

Deionization device for fuel cell

Technical Field

The utility model relates to a fuel cell technical field especially relates to a be used for fuel cell deionization device.

Background

In order to achieve the optimal working temperature, the fuel cell system is usually cooled by cooling liquid with extremely low conductivity at present, however, after the cooling liquid circulates for a period of time, related pipe fittings and parts in the system can separate out some ions, the conductivity of the cooling liquid can be gradually increased, the performance of a stack can be affected for a long time, the service life of the stack is reduced, therefore, a deionization device needs to be additionally arranged in a cooling circulation system, charged ions generated in the cooling circulation system are filtered, and the conductivity of the cooling liquid in the system is reduced. In the prior art, a filter plate and a shell cover of a deionization device are fixed in an adhesive bonding mode, incomplete bonding can occur in adhesive bonding, water leakage is caused, and the filtering effect is influenced; the adhesive bonds and can drop after being used for a long time, the filter plate can not block mixed bed resin after dropping, the mixed bed resin flows into a cooling pipeline, the performance of the galvanic pile is influenced, and the service life of the galvanic pile is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealed fuel cell deionization device that is used for to the aforesaid of prior art not enough.

The utility model relates to a fuel cell deionization device, which comprises a cylindrical shell and two shell covers, the mixed bed resin is filled in the cylindrical shell, two ends of the cylindrical shell are both open, two ends of the two shell covers are both open, the two shell covers are arranged at two ends of the cylindrical shell, a filter plate is arranged between the shell covers and the cylindrical shell, the outer walls of two ends of the cylindrical shell are both provided with first threads, one end of each shell cover close to the cylindrical shell is cylindrical, the inner walls of the shell covers are provided with second threads, the two shell covers are connected with the two ends of the cylindrical shell through the first threads and the second threads, the inner diameter of one end of the shell cover, which deviates from the cylindrical shell, is gradually reduced, the filter plate is arranged between the end faces at the two ends of the cylindrical shell and one end of the shell cover, which deviates from the cylindrical shell, and a sealing gasket is surrounded around the filter plate.

Furthermore, the sealing washer is U-shaped, the periphery of the filter plate is clamped in an inner groove of the sealing washer, the side wall of one side groove of the inner groove of the sealing washer abuts against the end face of the cylindrical shell, the bottom wall of the groove of the inner groove of the sealing washer abuts against the inner wall of one end, close to the cylindrical shell, of the shell cover, and the side wall of the other side groove of the inner groove of the sealing washer abuts against the inner wall of one end, far away from the cylindrical shell, of the shell cover.

Furthermore, one end of the shell cover, which is far away from the cylindrical shell body, is provided with a connecting part which is fixedly connected with the adapter.

Further, the connecting part is cylindrical, and the connecting part is in threaded connection with the adapter.

Further, the connecting portion inner wall is equipped with the third screw thread, the outer wall of adapter is equipped with the fourth screw thread, the adapter with connecting portion are fixed through third screw thread and fourth threaded connection.

Further, the outer wall of adapter is equipped with annular boss, annular boss with fill up between the connecting portion and be equipped with the sealing washer.

The utility model discloses a be used for fuel cell deionization device screws through the second screw thread of cap and the first screw thread on the drum casing, compresses tightly seal ring and filter, realizes that the filter is fixed to seal ring inner seal casing and sealed filter and cap, filter and drum casing when the cap.

Drawings

Fig. 1 is a cross-sectional view of a fuel cell deionization apparatus according to the present invention;

figure 2 is a schematic view of the filter plate and sealing gasket of the present invention.

1. A cylindrical shell; 11. a first thread; 2. a shell cover; 21. a second thread; 22. a connecting portion; 221. a third thread; 3. a filter plate; 4. a sealing gasket; 5. an adapter; 51. a fourth thread; 52. an annular boss; 6. and (5) sealing rings.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figure 1, the deionization device for the fuel cell of the utility model comprises a cylindrical shell 1 and two shell covers 2, wherein the cylindrical shell 1 is filled with mixed bed resin, both ends of the cylindrical shell 1 are open, both ends of the two shell covers 2 are open, the two shell covers 2 are arranged at both ends of the cylindrical shell 1, a filter plate 3 is arranged between the shell covers 2 and the cylindrical shell 1, both outer walls of both ends of the cylindrical shell 1 are provided with first threads 11, one end of the two shell covers 2 close to the cylindrical shell 1 is cylindrical, its inner wall all is equipped with second screw thread 21, and two caps 2 all connect at the both ends of cylinder casing 1 through first screw thread 11 and second screw thread 21, and the one end internal diameter that cap 2 deviates from cylinder casing 1 reduces gradually, and filter 3 sets up between the one end that deviates from cylinder casing 1 at the both ends terminal surface of cylinder casing 1 and cap 2, and filter 3 is surrounded all around has seal ring 4.

The utility model discloses a be used for fuel cell deionization device screws through second screw 21 of cap 2 and the first screw 11 on the drum shell 1, compresses tightly seal ring 4 and filter 3, realizes that filter 3 seals filter 3 and cap 2, filter 3 and drum shell 1 when fixed to seal ring 4 internal seal casing and cap 2.

As shown in fig. 2, among other things, the structure of the sealing gasket 4 is various, such as: seal ring 4 can be for the U type, and the card is established in seal ring 4's inner groovy all around of filter 3, and one side groove lateral wall of seal ring 4 inner groovy offsets with the terminal surface of drum casing 1, and the groove diapire of seal ring 4 inner groovy offsets with the one end inner wall that cap 2 is close to drum casing 1, and the other side groove lateral wall of seal ring 4 inner groovy offsets with the one end inner wall that cap 2 deviates from drum casing 1.

The end of the housing cover 2 facing away from the cylinder housing 1 can be provided with a connection 22 for connection to the adapter 5. Conveniently be connected with the adapter 5 of different grade type, connecting portion 22 can be the cylinder, connecting portion 22 and adapter 5 threaded connection. There are various ways of screwing the connection portion 22 to the adapter 5, for example: the inner wall of the connecting part 22 is provided with a third thread 221, the outer wall of the adapter 5 is provided with a fourth thread 51, and the adapter 5 and the connecting part 22 are fixedly connected through the third thread 221 and the fourth thread 51.

The outer wall of the adapter 5 may also be provided with a ring-shaped boss 52, and a sealing ring 6 is arranged between the ring-shaped boss 52 and the connecting portion 22. 2 exports of cap adopt modes such as screw thread + 6 sealed glues of sealing washer, thread seal strip, can fix multiple type of adapter 5, realize multiple required pipe diameter for example: (DN8/DN15/DN20/DN25/DN38) the switching of the hoses saves the cost generated by opening the molds of the shell covers 2 corresponding to different pipe diameters.

The above is not relevant and is applicable to the prior art.

Although certain specific embodiments of the present invention have been described in detail by way of illustration, it will be understood by those skilled in the art that the foregoing examples are for purposes of illustration only and are not intended to limit the scope of the invention, which is to be construed as broadly as the present invention will suggest themselves to those skilled in the art to which the invention pertains and which is susceptible to various modifications or additions and similar arrangements to the specific embodiments described herein without departing from the scope of the invention as defined in the appended claims. It should be understood by those skilled in the art that any modifications, equivalent substitutions, improvements and the like made to the above embodiments according to the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. A deionization device for a fuel cell, comprising a cylindrical shell (1) and two shells (2), wherein the cylindrical shell (1) is filled with mixed bed resin, the two ends of the cylindrical shell (1) are open, the two ends of the two shells (2) are open, the two shells (2) are installed at the two ends of the cylindrical shell (1), a filter plate (3) is arranged between the shells (2) and the cylindrical shell (1), and the deionization device is characterized in that: the outer wall of the two ends of the cylindrical shell (1) is provided with first threads (11) and two shell covers (2) are close to one end of the cylindrical shell (1) is a cylindrical shape, the inner wall of the cylindrical shell is provided with second threads (21) and two shell covers (2) are connected through the first threads (11) and the second threads (21) at the two ends of the cylindrical shell (1), the shell covers (2) deviate from the inner diameter of one end of the cylindrical shell (1) is gradually reduced, the filter plate (3) is arranged at the end faces of the two ends of the cylindrical shell (1) and the shell covers (2) deviate from one end of the cylindrical shell (1), and sealing gaskets (4) are surrounded around the filter plate (3).

2. A deionization apparatus for a fuel cell according to claim 1, wherein: the sealing washer (4) is U-shaped, the periphery of the filter plate (3) is clamped in an inner groove of the sealing washer (4), one side groove side wall of the inner groove of the sealing washer (4) is abutted to the end face of the cylindrical shell (1), the groove bottom wall of the inner groove of the sealing washer (4) is abutted to the inner wall of one end, close to the cylindrical shell (1), of the shell cover (2), and the other side groove side wall of the inner groove of the sealing washer (4) is abutted to the inner wall of one end, far away from the cylindrical shell (1), of the shell cover (2).

3. A deionization apparatus for a fuel cell according to claim 1 or 2, wherein: the shell cover (2) deviates from one end of the cylindrical shell (1) is provided with a connecting part (22) fixedly connected with the adapter (5).

4. A deionization apparatus for a fuel cell according to claim 3, wherein: connecting portion (22) are the cylinder, connecting portion (22) with adapter (5) threaded connection.

5. A deionization apparatus for a fuel cell according to claim 4, wherein: connecting portion (22) inner wall is equipped with third screw thread (221), the outer wall of adapter (5) is equipped with fourth screw thread (51), adapter (5) with connecting portion (22) are connected fixedly through third screw thread (221) and fourth screw thread (51).

6. A deionization apparatus for a fuel cell according to claim 5, wherein: the outer wall of adapter (5) is equipped with annular boss (52), annular boss (52) with packing between connecting portion (22) is equipped with sealing washer (6).