CN214763886U

CN214763886U - Submerged ion filter

Info

Publication number: CN214763886U
Application number: CN202120917890.8U
Authority: CN
Inventors: 安存军; 郝红岩; 董永; 王克景
Original assignee: Langfang Qirui Battery Technology Co ltd
Current assignee: Shengshi Yingchuang Hydrogen Energy Technology Shaanxi Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-11-19
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a submerged ion filter, which comprises a barrel body, a filter element and a barrel cover, wherein the filter element is arranged in the barrel body, the top of the filter element is detachably and hermetically connected with the opening part at the top of the barrel body, and the barrel cover is detachably and hermetically connected with the top of the filter element; a liquid inlet and a liquid outlet are formed in the side wall of the cylinder body; the filter core periphery parcel has the filter screen, and the clearance between filter core and the barrel forms annular channel for form the vortex behind the coolant liquid entering barrel. The utility model discloses the filtration ability that has promoted ionic filter is showing to formula of sinking structure, and the filter core is removable, effectively reduces the replacement cost, and it is convenient simultaneously to provide for ionic filter's maintenance and maintenance.

Description

Submerged ion filter

Technical Field

The utility model belongs to the technical field of fuel cell, concretely relates to formula ion filter sinks.

Background

A fuel cell is a device that directly converts the chemical energy of a fuel and an oxidant into electrical energy. Because of the advantages of high efficiency, low noise, low starting temperature, zero pollution and the like, the device is widely applied to the fields of fixed power generation, transportation, portable power supply and the like. The fuel cell has metal elements, and ions are inevitably generated during the operation of the fuel cell due to the abrasion of metal components and the corrosion of gas and liquid to pipelines and other components. In the operation of the fuel cell, a high voltage is generated across the bipolar plate, and it is required that the high voltage is not transmitted to the entire cooling circulation flow channel through the coolant in the middle of the bipolar plate, and thus the coolant is required not to be conductive. If the cooling liquid contains ions (positive ions or negative ions), the cooling liquid can conduct electricity, the bipolar plates are changed from being connected in series to being connected in parallel, the galvanic pile is more likely to be electrified, and the galvanic pile can be directly damaged in serious cases. Therefore, the ion filter plays a crucial role in the fuel cell cooling system.

The ion filter who is used for fuel cell cooling system at present adopts straight tube structure mostly, and the ion filter of straight tube-shape, coolant liquid pass through the inlet entering barrel of head, and the guide plate shunts the coolant liquid, and filter screen filtering impurity, coolant liquid get into inside the barrel, and resin get rid of the ion, and the coolant liquid flows through the liquid outlet, and its ion filtration ability is lower, and the filter effect is unsatisfactory.

The cooling liquid generally requires that the electric conductivity is controlled below 5 mu s, and when the ion filtering capability of the ion filter is weakened and the requirement of the electric conductivity cannot be met, the ion filter needs to be replaced by a new one. Traditional ion filter, head adopt ultrasonic bonding, and threaded connection is adopted at both ends, can only wholly change during the change, and change the difficulty, lead to the replacement cost higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a submerged ion filter aims at solving the problem that prior art exists among the above-mentioned background art.

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

a submerged ion filter comprises a cylinder body, a filter element and a cylinder cover, and is characterized in that the filter element is arranged in the cylinder body, the top of the filter element is detachably and hermetically connected with an opening at the top of the cylinder body, and the cylinder cover is detachably and hermetically connected with the top of the filter element; a liquid inlet and a liquid outlet are formed in the side wall of the cylinder body; the filter core periphery parcel has the filter screen, and the clearance between filter core and the barrel forms annular channel for form the vortex behind the coolant liquid entering barrel.

Further, the liquid inlet is arranged at the bottom end of the side wall of the cylinder, and the liquid outlet is arranged at the top end of the side wall of the cylinder.

Furthermore, the top opening part of barrel outwards extends and forms annular extension, the filter core top outwards extends and forms annular connecting portion, annular connecting portion lid closes to be connected on annular extension.

Further, the annular extension part and the annular connecting part are connected through a screw.

Further, the cylinder cover is connected with the top of the filter element through threads, and a sealing ring is arranged at the joint.

Further, the filter element is internally filled with mixed resin.

Further, filter core and filter screen integrated into one piece.

Furthermore, the side wall of the cylinder body is provided with a fixing column.

Compare in prior art's shortcoming and not enough, the utility model discloses following beneficial effect has:

the utility model forms a vortex after the cooling liquid enters the cylinder through the annular channel formed between the filter element and the cylinder, and the cooling liquid is fully contacted with the mixed resin, thereby obviously improving the ion filtering capacity; the liquid inlet and the liquid outlet are provided with a height difference, and the cooling liquid is repeatedly filtered by utilizing the self gravity of the cooling liquid, so that the ion filtering effect is improved; the filter core adopts the formula structure of sinking, cooperation terminal surface seal structure, effectively promotes ion filter equipment overall tightness and maintains the convenience.

Drawings

Fig. 1 is a front view of the submerged ion filter of the present invention.

Fig. 2 is a side view of the submerged ion filter of the present invention.

Fig. 3 is another side view of the submerged ion filter of the present invention.

Fig. 4 is a cross-sectional view at a-a in fig. 3.

Fig. 5 is an assembly view of the submerged ion filter of the present invention.

In the figure: 1-a cylinder body; 2-a cylinder cover; 3-a filter element; 4-a fixing piece; 5-filtering the screen; 6-liquid inlet; 7-a liquid outlet; 8-fixing the column; 9-an annular extension; 10-annular connection.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

A submerged ion filter is integrally cylindrical and comprises a cylinder body 1, a filter element 3 and a cover body 2, wherein the filter element 3 is arranged in the cylinder body 1, the top of the filter element 3 is detachably and hermetically connected with the opening at the top of the cylinder body 1, and the cover body 2 is detachably and hermetically connected with the top of the filter element 3.

The top opening of barrel 1, and the opening part outwards extends and forms annular extension 9, and the filter core 3 top outwards extends and forms annular connecting portion 10, as shown in fig. 4, all be equipped with the screw on annular extension 9 and the annular connecting portion 10, and the cooperation through screw and screw makes annular extension 9 lid close connect on annular connecting portion 10, and for reinforcing ion filter's leakproofness, the junction of annular extension 9 and annular connecting portion 10 is equipped with the sealing washer. The lateral wall of barrel 1 sets up liquid outlet 7 and inlet 6, and liquid outlet 7 sets up in 1 lateral wall top of barrel, and inlet 6 sets up in 1 lateral wall bottom of barrel, as shown in fig. 1 and fig. 2, and preferred inlet 6 sets up in 1 lateral wall opposite side of barrel in order to increase the filter effect with liquid outlet 7. The lateral wall of the barrel body 1 is provided with the fixing columns 8, the fixing columns 8 are used for installing the ion filter, the fixing columns 8 adopt M8 internal threads, large pre-tightening force can be borne, in order to improve the installation stability of the ion filter, the number of the fixing columns 8 is preferably two, and the two fixing columns 8 are located on the same straight line along the length direction of the ion filter.

And mixed resin is filled in the filter element 3 and used for adsorbing free ions in the cooling liquid to ensure that the cooling liquid is not conductive, so that the galvanic pile is protected from being damaged. 3 lateral walls of filter core and diapire all set up filter screen 5, and filter core 3 and the integrative injection moulding of filter screen 5, and filter screen 5 adopts high-quality nylon filter screen, and tough and tensile reliable, and can not separate out the ion, and 5 punchholes of filter screen size are moderate simultaneously, have both guaranteed that mixed resin can not outflow, and furthest's assurance coolant liquid passes through fast again. Filter core 3 imbeds in barrel 1, form the formula of sinking structure, form annular channel between filter core 3 and barrel 1, the coolant liquid forms the vortex after getting into annular channel from inlet 6 of ionic filter lateral wall bottom, and get into filter core 3 along filter screen 5, fully contact with mixed resin, adsorb free ion in the coolant liquid in the mixed resin, the coolant liquid after the filtration passes through filter screen 5 and flows out, the coolant liquid flows to the ionic filter bottom under self action of gravity, along with the coolant liquid constantly increases, the liquid level rises gradually, finally discharge by liquid outlet 7, the coolant liquid contacts with mixed resin repeatedly, further promote the ion filter effect, and then promote ionic filter's performance.

The cylinder cover 2 is arranged at the top of the filter element 3, the top of the filter element 3 is provided with internal threads, the side wall of the cylinder cover 2 is provided with external threads, and the external threads are matched with the internal threads of the filter element 3; the sealing ring is arranged at the joint of the cylinder cover 2 and the filter element 3, so that the sealing property is further improved, and the mixed resin is effectively prevented from flowing into the annular channel.

The filter element and the cylinder body of the utility model are connected through the fixing piece, and the filter element and the cylinder cover are detachably connected, when the filtering performance of the ion filter is reduced, only the filter element needs to be replaced, the cylinder body and the cylinder cover can be used for a long time, and the maintenance cost of the ion filter is obviously reduced; the liquid inlet is arranged at the lower part of the side wall of the cylinder body, and an annular channel is formed between the cylinder cover and the cylinder body, so that a vortex is formed after cooling liquid enters the ion filter, the cooling liquid is more fully contacted with the mixed resin, and the ion filtering effect is obviously improved; the liquid outlet sets up at barrel upper portion lateral wall, and along the coolant liquid that the filter screen flows down to the barrel bottom under self action of gravity, along with the continuous increase of coolant liquid, the liquid level rises and flows out behind the liquid outlet for coolant liquid and mixed resin contact repeatedly, further promote the ion filter effect.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A submerged ion filter comprises a cylinder body, a filter element and a cylinder cover, and is characterized in that the filter element is arranged in the cylinder body, the top of the filter element is detachably and hermetically connected with an opening at the top of the cylinder body, and the cylinder cover is detachably and hermetically connected with the top of the filter element; a liquid inlet and a liquid outlet are formed in the side wall of the cylinder body; the filter core periphery parcel has the filter screen, and the clearance between filter core and the barrel forms annular channel for form the vortex behind the coolant liquid entering barrel.

2. The submerged ion filter of claim 1, wherein the liquid inlet is disposed at the bottom end of the side wall of the barrel, and the liquid outlet is disposed at the top end of the side wall of the barrel.

3. The submerged ion filter of claim 1, wherein the top opening of the cartridge body extends outward to form an annular extension, the top of the filter element extends outward to form an annular connection, and the annular connection is covered and connected to the annular extension.

4. The submerged ion filter of claim 3, wherein the annular extension and the annular connection are connected by screws, and a sealing ring is disposed at the connection.

5. The submerged ion filter of claim 1, wherein the cartridge cover is screwed to the top of the filter cartridge, and a sealing ring is disposed at the joint.

6. The submerged ion filter of claim 1, wherein the filter cartridge is internally filled with a mixed resin.

7. The submerged ion filter of claim 1, wherein the filter cartridge and the screen are integrally formed.

8. The submerged ion filter of claim 1, wherein the cartridge sidewall is provided with fixation posts.