CN219942167U - Dust filters and prevents liquid water device - Google Patents
Dust filters and prevents liquid water device Download PDFInfo
- Publication number
- CN219942167U CN219942167U CN202321237020.1U CN202321237020U CN219942167U CN 219942167 U CN219942167 U CN 219942167U CN 202321237020 U CN202321237020 U CN 202321237020U CN 219942167 U CN219942167 U CN 219942167U
- Authority
- CN
- China
- Prior art keywords
- plate
- filtering
- chamber
- liquid water
- filtering device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000428 dust Substances 0.000 title claims abstract description 32
- 239000007788 liquid Substances 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 238000001914 filtration Methods 0.000 claims abstract description 60
- 238000010438 heat treatment Methods 0.000 claims abstract description 32
- 238000005192 partition Methods 0.000 claims description 20
- 230000002265 prevention Effects 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 abstract description 14
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 14
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 13
- 239000002245 particle Substances 0.000 abstract description 9
- 239000000446 fuel Substances 0.000 abstract description 8
- 239000007789 gas Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to the technical field of gas filtering devices, in particular to a dust filtering and liquid water preventing device, which comprises a filtering device and a heating device which are adjacently arranged; an air inlet and an air outlet are formed in the outer wall of the filtering device, and a primary filtering piece and a secondary filtering piece are arranged in the filtering device; the heating source and the heating plate are arranged in the heating device, so that the temperature inside the filtering device is raised. The utility model can be applied to the exhaust port of the hydrogen circulating pump of the fuel cell, is used for realizing dust filtration, preventing the impact of liquid water, effectively avoiding the problem that large-diameter dust particles enter the electric pile, protecting the electric pile, prolonging the service life of the electric pile, reducing the production time, improving the efficiency, avoiding the investment of traditional equipment and effectively controlling the cost.
Description
Technical Field
The utility model relates to the technical field of gas filtering devices, in particular to a dust filtering and liquid water preventing device.
Background
Fuel cells are a clean and efficient source of energy that converts chemical energy into electrical energy by electrochemical reaction of hydrogen with an oxidant such as oxygen (air). As a sub-component of the fuel cell system, the hydrogen circulating pump is used for conveying the hydrogen which is not fully utilized in the fuel cell system back to the fuel cell system again, so that the utilization efficiency of the hydrogen is improved. In general, a filter device is required to be installed at an exhaust port of a hydrogen circulation pump of a fuel cell, and if the filter treatment is not performed, the following problems occur:
(1) Dust enters the galvanic pile to poison the pile;
(2) Dust particles can reduce the rotor gap;
(3) The overlarge diameter of dust particles can influence the service life of a hydrogen circulating pump of the fuel cell;
(4) The entry of a large amount of liquid water can damage the hydrogen circulating pump and the galvanic pile;
in the prior art, dust is reduced by running in, so that the time is long and the efficiency is low; meanwhile, the running-in needs to be put into a running-in rack, and the production efficiency is poor; the problem that the particulate matters with the maximum diameter enter the galvanic pile cannot be solved; therefore, the utility model develops a dust filtering and liquid water preventing device to solve the problems in the prior art.
Disclosure of Invention
The utility model aims at: the dust filtering and liquid water preventing device solves the problems of long time, low efficiency and poor adaptability caused by adopting running-in to reduce dust in the prior art.
The technical scheme of the utility model is as follows: a dust filtering and liquid water preventing device comprises a filtering device and a heating device which are adjacently arranged; an air inlet and an air outlet are formed in the outer wall of the filtering device, and a primary filtering piece and a secondary filtering piece are arranged in the filtering device; the heating source and the heating plate are arranged in the heating device, so that the temperature inside the filtering device is raised.
Preferably, the filter device is internally provided with a first partition plate and a second partition plate which are arranged along the vertical direction, and the filter device is internally divided into a first chamber, a second chamber and a third chamber; the first filter element is arranged at the upper end of the first partition plate, and the second filter element is arranged at the lower end of the second partition plate;
the air inlet is arranged on the vertical outer wall of the filtering device, which is biased towards the first chamber, and is opposite to the first-stage filtering piece; the air outlet is arranged below the third chamber.
Preferably, the first partition plate comprises a first upper plate and a first lower plate, and a space for accommodating the primary filter element is formed between the first upper plate and the first lower plate; the lower end of the first upper plate and the upper end of the first lower plate are respectively provided with a convex rib, and the upper end face and the lower end face of the first-stage filter are respectively provided with a sliding groove in sliding fit with the convex ribs;
the second partition plate comprises a second upper plate and a second lower plate, and a space for accommodating the secondary filter element is formed between the second upper plate and the second lower plate; the lower end of the second upper plate and the upper end of the second lower plate are respectively provided with a convex rib, and the upper end face and the lower end face of the secondary filter are respectively provided with a sliding groove in sliding fit with the convex ribs.
Preferably, a baffle plate which is obliquely arranged is arranged on one side end face of the first lower plate, which is deviated to the first chamber, and a dust collecting port is formed between the baffle plate and the inner wall of the filtering device.
Preferably, the filtering device is fixedly connected with the heating device through a flange plate; the filter device is far away from one end of the heating device is provided with an end cover, and the filter device is fixedly connected with the end cover through a flange plate.
Preferably, a heat conducting plate is arranged between the filtering device and the heating device, and the heat conducting plate covers the first chamber, the second chamber and the third chamber and deviates to one side end face of the heating device.
Compared with the prior art, the utility model has the advantages that:
the utility model can be applied to the exhaust port of the hydrogen circulating pump of the fuel cell, is used for realizing dust filtration, preventing the impact of liquid water, effectively avoiding the problem that large-diameter dust particles enter the electric pile, protecting the electric pile, prolonging the service life of the electric pile, reducing the production time, improving the efficiency, avoiding the investment of traditional equipment and effectively controlling the cost.
Drawings
The utility model is further described below with reference to the accompanying drawings and examples:
FIG. 1 is an exploded view of a dust filtration and liquid water prevention device according to the present utility model;
fig. 2 is a front view of the filter device of the present utility model.
Wherein: 1. the filter device comprises a filter device 11, an air inlet 12, an air outlet 13, a primary filter element 14, a secondary filter element 15, a first partition plate 151, a first upper plate 152, a first lower plate 16, a second partition plate 161, a second upper plate 162, a second lower plate 17, a first chamber 18, a second chamber 19, a third chamber 110 and a baffle plate;
2. heating device 21, heating source 22, heating plate 23, heat-conducting plate;
3. an end cap.
Detailed Description
The following describes the present utility model in further detail with reference to specific examples:
as shown in fig. 1 and 2, a dust filtering and liquid water preventing device comprises a filtering device 1 and a heating device 2 which are adjacently arranged.
The outer wall of the filtering device 1 is provided with an air inlet 11 and an air outlet 12, and a primary filtering piece 13 and a secondary filtering piece 14 are arranged inside the filtering device; the primary filter 13 is used for filtering large dust particles, and the secondary filter 14 is used for filtering small dust particles. Specifically, the inside of the filter device 1 is provided with a first partition plate 15 and a second partition plate 16 which are arranged along the vertical direction, and the inside of the filter device 1 is divided into a first chamber 17, a second chamber 18 and a third chamber 19; the upper end of the first partition plate 15 is provided with a first-stage filter element 13, and the lower end of the second partition plate 16 is provided with a second-stage filter element 14; the first partition 15 includes a first upper plate 151 and a first lower plate 152, and a space for accommodating the first stage filter 13 is formed between the first upper plate 151 and the first lower plate 152; the lower end of the first upper plate 151 and the upper end of the first lower plate 152 are provided with ribs, and the upper end surface and the lower end surface of the first-stage filtration are provided with sliding grooves which are in sliding fit with the ribs; the second partition 16 includes a second upper plate 161 and a second lower plate 162, and a space for accommodating the secondary filter 14 is formed between the second upper plate 161 and the second lower plate 162; the lower end of the second upper plate 161 and the upper end of the second lower plate 162 are provided with ribs, and the upper end surface and the lower end surface of the secondary filter 14 are provided with sliding grooves which are in sliding fit with the ribs. Furthermore, the air inlet 11 is arranged on the vertical outer wall of the filtering device 1, which is biased towards the first chamber 17, and is opposite to the first-stage filtering piece 13; the air outlet 12 is arranged below the third chamber 19.
A heating source 21 and a heating plate 22 are installed in the heating device 2 to raise the temperature of the inside of the filter device 1. Meanwhile, a heat conducting plate 23 is arranged between the filter device 1 and the heating device 2, and the heat conducting plate 23 covers the first chamber 17, the second chamber 18 and the third chamber 19 and is biased to one side end face of the heating device 2. When in installation, the filtering device 1 is fixedly connected with the heating device 2 through a flange plate; an end cover 3 is arranged at one end of the filter device 1 far away from the heating device 2, and the filter device 1 is fixedly connected with the end cover 3 through a flange plate; the end cap 3 is provided to facilitate cleaning of the inside of the filter device 1 and replacement of the primary filter element 13 and the secondary filter element 14.
As a further optimization of this embodiment, since part of the gas moves downward when entering the first chamber 17 and then flows down, so as to lift up the dust deposited in the first chamber 17, in this embodiment, the first lower plate 152 is biased to one side end surface of the first chamber 17, and a baffle 110 is mounted on one side end surface of the first chamber 17, and a dust collecting port is formed between the baffle 110 and the inner wall of the filtering device 1.
When the device works, the hydrogen circulating pump sucks hydrogen from the galvanic pile, discharges the hydrogen with dust and liquid water, and enters the dust filtering and liquid water preventing device; the primary filter element 13 can filter large particles, then the large particles are deposited by gravity, the secondary filter element 14 is arranged at the bottom, the performance (volume flow) is not affected under the condition of filtering a small amount of particles with smaller diameters, and finally the hydrogen is discharged; in the circulation process of the hydrogen, the evaporation of the liquid water is realized based on the action of the heating device 2, so that the impact of the liquid water on the galvanic pile is effectively prevented.
The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same according to the content of the present utility model, and are not intended to limit the scope of the present utility model. It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments and that the present utility model may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it is therefore desired that the present utility model be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (6)
1. The utility model provides a dust filters and prevents liquid water device which characterized in that: comprises a filtering device and a heating device which are adjacently arranged; an air inlet and an air outlet are formed in the outer wall of the filtering device, and a primary filtering piece and a secondary filtering piece are arranged in the filtering device; the heating source and the heating plate are arranged in the heating device, so that the temperature inside the filtering device is raised.
2. The dust filtration and liquid water prevention device according to claim 1, wherein: the inside of the filtering device is provided with a first partition plate and a second partition plate which are arranged along the vertical direction, and the inside of the filtering device is divided into a first chamber, a second chamber and a third chamber; the first filter element is arranged at the upper end of the first partition plate, and the second filter element is arranged at the lower end of the second partition plate;
the air inlet is arranged on the vertical outer wall of the filtering device, which is biased towards the first chamber, and is opposite to the first-stage filtering piece; the air outlet is arranged below the third chamber.
3. A dust filtration and liquid water prevention device according to claim 2, wherein: the first partition plate comprises a first upper plate and a first lower plate, and a space for accommodating the primary filter element is formed between the first upper plate and the first lower plate; the lower end of the first upper plate and the upper end of the first lower plate are respectively provided with a convex rib, and the upper end face and the lower end face of the first-stage filter are respectively provided with a sliding groove in sliding fit with the convex ribs;
the second partition plate comprises a second upper plate and a second lower plate, and a space for accommodating the secondary filter element is formed between the second upper plate and the second lower plate; the lower end of the second upper plate and the upper end of the second lower plate are respectively provided with a convex rib, and the upper end face and the lower end face of the secondary filter are respectively provided with a sliding groove in sliding fit with the convex ribs.
4. A dust filtration and liquidproof apparatus as claimed in claim 3, wherein: a baffle plate which is obliquely arranged is arranged on one side end face of the first lower plate, which is deviated to the first cavity, and a dust collection port is formed between the baffle plate and the inner wall of the filtering device.
5. A dust filtration and liquid water prevention device according to claim 2, wherein: the filtering device is fixedly connected with the heating device through a flange plate; the filter device is far away from one end of the heating device is provided with an end cover, and the filter device is fixedly connected with the end cover through a flange plate.
6. A dust filtration and liquid water prevention device according to claim 2, wherein: and a heat conducting plate is arranged between the filtering device and the heating device and is covered on one side end face of the first chamber, the second chamber and the third chamber, which is biased to the heating device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321237020.1U CN219942167U (en) | 2023-05-22 | 2023-05-22 | Dust filters and prevents liquid water device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321237020.1U CN219942167U (en) | 2023-05-22 | 2023-05-22 | Dust filters and prevents liquid water device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219942167U true CN219942167U (en) | 2023-11-03 |
Family
ID=88538426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321237020.1U Active CN219942167U (en) | 2023-05-22 | 2023-05-22 | Dust filters and prevents liquid water device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219942167U (en) |
-
2023
- 2023-05-22 CN CN202321237020.1U patent/CN219942167U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111682242B (en) | Gas-water separation device for hydrogen fuel cell engine | |
| CN214075485U (en) | Special gas-water separator for fuel cell suitable for low-temperature start | |
| WO1992015120A1 (en) | Apparatus for recirculation of battery electrolyte and method of using same | |
| CN211384056U (en) | Sewage collection device suitable for water treatment | |
| CN219942167U (en) | Dust filters and prevents liquid water device | |
| CN209786086U (en) | Air filter for air-cooled fuel cell stack | |
| CN212114340U (en) | Electrical engineering and automatic dust collector thereof | |
| CN213753696U (en) | Intelligent low-voltage drawer type switch cabinet | |
| CN211753936U (en) | Low-temperature plasma-photocatalysis combined air pollution treatment device | |
| CN218448002U (en) | Fuel cell cabinet | |
| CN111714974A (en) | Filter equipment and semiconductor processing equipment | |
| CN214746491U (en) | Heat conduction oil cyclic utilization device for heat conduction oil electric boiler | |
| CN216171413U (en) | Belt transfer point wet-type smoke dust efficient recovery device | |
| CN217139398U (en) | Polypropylene absorption tower | |
| CN216213573U (en) | Integrated fuel cell expansion kettle | |
| CN215288494U (en) | Sludge dryer | |
| CN217887340U (en) | Pressure-equalizing and speed-equalizing device for RCO equipment activated carbon box | |
| CN221267573U (en) | Heat accumulating type thermal incinerator with air dust removal function | |
| CN218237494U (en) | High-efficient catalytic combustion device | |
| CN220537603U (en) | Novel anaerobic reactor | |
| CN219653058U (en) | Converter flue gas filter and converter flue gas purification system | |
| CN211799779U (en) | Tail gas-liquid separation device of fuel cell system | |
| CN211885912U (en) | Air filter box | |
| CN216671701U (en) | Vehicle fuel cell system and vehicle | |
| CN217549354U (en) | Dust device for construction engineering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |