CN204344279U - A kind of efficient three grades of air filtering systems - Google Patents
A kind of efficient three grades of air filtering systems Download PDFInfo
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- CN204344279U CN204344279U CN201420718370.4U CN201420718370U CN204344279U CN 204344279 U CN204344279 U CN 204344279U CN 201420718370 U CN201420718370 U CN 201420718370U CN 204344279 U CN204344279 U CN 204344279U
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Abstract
The utility model belongs to gas turbine technology field, discloses a kind of efficient three grades of air filtering systems, for solving the problem that filter area is large, working life is short that the existing three-level filter system for gas turbine adopts static filtering technology to exist.Of the present utility modelly comprise filtration room, low efficient filter, medium efficient filter and high efficiency particulate air filter is provided with in described filtration room, access path is provided with between described low efficient filter and medium efficient filter, access path is provided with between described medium efficient filter and high efficiency particulate air filter, described medium efficient filter comprises the follower rollers being arranged on the top-driving cylinder filtered in room, bottom head roll and being arranged between top-driving cylinder and bottom head roll, is alternately arranged on and filters in room about described follower rollers; Described top-driving cylinder, follower rollers and bottom head roll are coated with filter layer.
Description
Technical field
The utility model belongs to gas turbine technology field, is specifically related to a kind of efficient three grades of air filtering systems, for carrying out purification filtering to the air inlet of gas turbine.The utility model also can be used for the air purification of other field.
Background technique
Gas turbine be a kind of using the gas of continuous-flow as working medium the thermal power transfer rotary power machinery that is mechanical work.In the main flow of air and combustion gas, primarily of this three large parts composition gas turbine cycle of gas compressor, firing chamber and combustion gas turbine.
Gas compressor sucks air from ambient atmosphere environment, and compresses step by step through axial-flow compressor and make it supercharging, simultaneously humidity of the air also corresponding raising; Pressurized air is pressed to firing chamber and the combustion gas of fuel mix production High Temperature High Pressure sprayed into; And then enter into turbine expansion work, promote turbine and drive gas compressor High Rotation Speed together with outer load rotor, the chemical energy achieving gas and liquid fuel is mechanical energy, and exports electric work.
The inlet stream of gas turbine blower and the combustion air of gas turbine must carry out purified treatment before being introduced into gas compressor.Modal is adopt the fabric filter of machinery to purify above-mentioned air inlet, and the corrosive and dirty particle of preventing belt enters gas compressor and turbine, thus prevents corrosion and the breakage of equipment, and the workload reducing cleaning and keep in repair.Gas turbine for the production of the energy needs a large amount of combustion airs, therefore, even the impurity of trace all can cause in use producing a large amount of sediments, so require filtration combustion air as far as possible effectively.
The air draught entering gas turbine adopts air filtering system to filter, because the air requirements amount of gas turbine is larger, therefore filtration system is generally all set to the structure of filtering room, such as application number be 201110448766.2 patent of invention disclose a kind of air filter, first order filter, second level filter and third level filter, in described first order filter, described second level filter and the spaced gas-entered passageway being sequentially arranged in gas turbine generator group of described third level filter.Air filter also comprises interval and is fixed on multiple filter frames in the gas-entered passageway of described gas turbine generator group, and described second level filter and described third level filter are separately positioned on described filter frame.Air filter also comprises embedded part, and filter frame described in each is fixedly installed in the gas-entered passageway of described gas turbine generator group by described embedded part.Described in each, the periphery of filter frame is provided with mounting hole, and described filter frame is fixedly mounted in the gas-entered passageway of gas turbine generator group by described mounting hole and described embedded part.Described in each, filter frame is provided with square hole, and described in each, the periphery of square hole is provided with a unit frame, and described second level filter or described third level filter operable are arranged on corresponding described unit frame.The periphery of second level filter and third level filter and the periphery of described unit frame leave gap, and described gap is sealed by filter seal pad.Filter frame described in each is provided with some fastening pieces, fastening piece comprises pressing plate and the screw of band through hole, described pressing plate backstop is in the periphery edge place of the described third level filter of the described second level filter of correspondence or correspondence, and screw to be crossed described second level filter or described third level filter backstop after the through hole of described pressing plate in unit frame.Third level filter is bag filter; First order filter is venetian blind inertial filter, and second level filter is folded metal filtration web filter.
But the static filtering device (slightly imitating filtrating equipment) of existing three grades of air filtering systems also exists that filter area is large, working life is short, do not change the problem that filtering effect reduces greatly for a long time.
It is high that existing automatically cleaning filtrating equipment (medium efficient filter) also exists filter cylinder cost, and when jetting, the dust on upper strata easily causes secondary pollution, and explosion sound when jetting is large, to environment.
For meeting economic requirement and environmental requirement, need to design a kind of filter area large, the life-span is long, the filtrating equipment that cost is low.
Model utility content
The problem that filter area is large, working life is short that the utility model adopts static filtering technology to exist to solve the existing three-level filter system for gas turbine, the cost adopting automatically cleaning filtering technique to exist is high, easily cause secondary pollution and the large problem of winding-up explosion sound, and a kind of efficient three grades of air filtering systems are provided, have the advantages that filter area is large, long service life, cost are low, can not secondary pollution be caused simultaneously, meet economy of power plant and environmental demand.
For solving the problems of the technologies described above, the technological scheme that the utility model adopts is:
A kind of efficient three grades of air filtering systems, comprise filtration room, low efficient filter, medium efficient filter and high efficiency particulate air filter is provided with in described filtration room, access path is provided with between described low efficient filter and medium efficient filter, access path is provided with between described medium efficient filter and high efficiency particulate air filter, it is characterized in that, described medium efficient filter comprises the follower rollers being arranged on the top-driving cylinder filtered in room, bottom head roll and being arranged between top-driving cylinder and bottom head roll, is alternately arranged on and filters in room about described follower rollers; Described top-driving cylinder, follower rollers and bottom head roll are coated with filter layer.
Described filter layer one end is connected on top-driving cylinder, the other end successively through follower rollers and be connected to bottom head roll on.
Described top-driving cylinder and bottom head roll are by drive motor driven rotary, and be connected with retarder between described top-driving cylinder and drive motor, described bottom head roll and drive motor are connected with retarder.
Described top-driving cylinder, bottom head roll and follower rollers are arranged on through bearing support and filter on room.
Filter layer between bottom head roll and follower rollers is bottom equipped with the injection system for jetting to filter layer, described injection system comprises the breathing pipe with external compressed air source UNICOM, described breathing pipe is connected with multiple gas-distributing pipe, each gas-distributing pipe is connected with shower nozzle, and described shower nozzle is evenly arranged in and is filtering above the filter layer between room follower rollers bottom and bottom head roll.
Described bottom head roll and be equipped with receipts ash bucket in the below of filtering the filter layer between room follower rollers bottom.
Described receipts ash bucket is small top and big bottom funnel-like.
Compared with prior art, the utility model has following beneficial effect:
Efficient three grades of air filtering systems of the present utility model, comprise filtration room, low efficient filter, medium efficient filter and high efficiency particulate air filter is provided with in described filtration room, access path is provided with between described low efficient filter and medium efficient filter, access path is provided with between described medium efficient filter and high efficiency particulate air filter, described medium efficient filter comprises the follower rollers being arranged on the top-driving cylinder filtered in room, bottom head roll and being arranged between top-driving cylinder and bottom head roll, is alternately arranged on and filters in room about described follower rollers; Described top-driving cylinder, follower rollers and bottom head roll are coated with filter layer.Folding and unfolding can be carried out to filter layer by top-driving cylinder and bottom head roll, blowback can be carried out to filter layer by injection system, improve the working life of filter layer.Due to the follower rollers that left and right is arranged alternately, make filter layer form multiple V-shaped and improve filter area, thus improve the effect of filtering.
The injection system of bottom unifies winding-up to used (dirty) filter layer, and the carrying out that injection system can continue is jetted, and has the advantages that explosion sound is little, reduces the pollution of environment, avoids secondary pollution simultaneously.Filter layer of the present utility model can be recycled by injection system simultaneously, improves practicability of the present utility model.
Simultaneously the utility model has that structure is simple, installation and maintenance feature easily, improves practicability of the present utility model.
In sum, the utility model has the advantages that structure is simple, filter area large, good filtration effect, long service life and cost are low, meets the requirement of economy and environment.
The utility model can not only be applicable to the inlet air filtration of gas turbine, and the air evolution that can also be used for other field is filtered.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model, and wherein the direction of arrow represents the flow direction of air;
Fig. 2 is the structural representation of medium efficient filter of the present utility model;
Mark in figure: 1, filter room, 2, low efficient filter, 3, medium efficient filter, 4, high efficiency particulate air filter, 5, access path, 6, follower rollers, 7, filter layer, 8, breathing pipe, 9, bottom head roll, 10, ash bucket is received, 11, shower nozzle, 12, gas-distributing pipe, 13, top-driving cylinder.
Embodiment
Below in conjunction with embodiment, the utility model will be further described, and described embodiment is only the utility model part embodiment, is not whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art, not making other embodiments used obtained under creative work prerequisite, belongs to protection domain of the present utility model.
Efficient three grades of air filtering systems of the present utility model, comprise and filter room 1, low efficient filter 2 is provided with in described filtration room 1, medium efficient filter 3 and high efficiency particulate air filter 4, access path 5 is provided with between described low efficient filter 2 and medium efficient filter 3, access path 5 is provided with between described medium efficient filter 3 and high efficiency particulate air filter 4, described medium efficient filter comprises the top-driving cylinder 13 being arranged on and filtering in room 1, bottom head roll 9 and the follower rollers 6 be arranged between top-driving cylinder 13 and bottom head roll 9, described follower rollers about 6 is alternately arranged on and filters in room 1, described top-driving cylinder 13, follower rollers 6 and bottom head roll 9 are coated with filter layer 7, folding and unfolding can be carried out to filter layer by top-driving cylinder and bottom head roll, due to the follower rollers that left and right is arranged alternately, filter layer is made to form multiple V-shaped, compared to existing static filtering, improve filter area, thus improve the effect of filtering.
Filter layer 7 one end is connected on top-driving cylinder 13, the other end successively through follower rollers 6 and be connected to bottom head roll 9 on, make bottom head roll 9 and top-driving cylinder 13 filter layer can both be driven to move.As the mode of a kind of selection of the utility model, described top-driving cylinder 13 and bottom head roll 9 are by drive motor driven rotary, be connected with retarder between described top-driving cylinder 13 and drive motor, described bottom head roll 9 and drive motor are connected with retarder.Wherein, drive motor and retarder belong to prior art products, and those skilled in the art can understand and understand, and does not repeat them here.
As the mode of a kind of selection of the utility model, top-driving cylinder 13, bottom head roll 9 and follower rollers 6 are arranged on through bearing support and filter on room.The utility model is made to have the simple feature of structure.
Filter layer 7 between bottom head roll 9 and follower rollers bottom 6 is equipped with the injection system for jetting to filter layer 7, described injection system comprises the breathing pipe 8 with external compressed air source UNICOM, described breathing pipe 8 is connected with multiple gas-distributing pipe 12, each gas-distributing pipe 12 is connected with shower nozzle 11, and described shower nozzle 11 is evenly arranged in and is filtering above the filter layer 7 between room 1 follower rollers 6 bottom and bottom head roll 9.
Described bottom head roll 9 and be equipped in the below of filtering the filter layer 7 between room 1 follower rollers 6 bottom and receive ash bucket 10.Receive ash bucket 10 by arranging, the dust through winding-up directly can fall into receipts ash bucket 10, has both been convenient to the collection of dust, and can have prevented secondary pollution again, and improved filtering effect of the present utility model.
As a kind of preferred mode of the utility model, described receipts ash bucket 10 is small top and big bottom funnel-like.
Filter layer of the present utility model is under the effect of injection system, and filter layer can recycle.Simultaneously can coated more filter layer on top-driving cylinder of the present utility model and bottom head roll, extend the length of filter layer, thus reduce the number of times changing filter layer, reduce maintenance cost, improve practicability of the present utility model.
Embodiment one
Efficient three grades of air filtering systems of the present embodiment, comprise filtration room, low efficient filter, medium efficient filter and high efficiency particulate air filter is provided with in described filtration room, access path is provided with between described low efficient filter and medium efficient filter, access path is provided with between described medium efficient filter and high efficiency particulate air filter, described medium efficient filter comprises the follower rollers being arranged on the top-driving cylinder filtered in room, bottom head roll and being arranged between top-driving cylinder and bottom head roll, is alternately arranged on and filters in room about described follower rollers; Described top-driving cylinder, follower rollers and bottom head roll are coated with filter layer.
Embodiment two
Efficient three grades of air filtering systems of the present embodiment, comprise filtration room, low efficient filter, medium efficient filter and high efficiency particulate air filter is provided with in described filtration room, access path is provided with between described low efficient filter and medium efficient filter, access path is provided with between described medium efficient filter and high efficiency particulate air filter, described medium efficient filter comprises the follower rollers being arranged on the top-driving cylinder filtered in room, bottom head roll and being arranged between top-driving cylinder and bottom head roll, is alternately arranged on and filters in room about described follower rollers; Described top-driving cylinder, follower rollers and bottom head roll are coated with filter layer.Described filter layer one end is connected on top-driving cylinder, the other end successively through follower rollers and be connected to bottom head roll on.
Embodiment three
Efficient three grades of air filtering systems of the present embodiment, comprise filtration room, low efficient filter, medium efficient filter and high efficiency particulate air filter is provided with in described filtration room, access path is provided with between described low efficient filter and medium efficient filter, access path is provided with between described medium efficient filter and high efficiency particulate air filter, described medium efficient filter comprises the follower rollers being arranged on the top-driving cylinder filtered in room, bottom head roll and being arranged between top-driving cylinder and bottom head roll, is alternately arranged on and filters in room about described follower rollers; Described top-driving cylinder, follower rollers and bottom head roll are coated with filter layer.Described filter layer one end is connected on top-driving cylinder, the other end successively through follower rollers and be connected to bottom head roll on.Described top-driving cylinder and bottom head roll are by drive motor driven rotary, and be connected with retarder between described top-driving cylinder and drive motor, described bottom head roll and drive motor are connected with retarder.Described top-driving cylinder, bottom head roll and follower rollers are arranged on through bearing support and filter on room.
Embodiment four
Efficient three grades of air filtering systems of the present embodiment, comprise filtration room, low efficient filter, medium efficient filter and high efficiency particulate air filter is provided with in described filtration room, access path is provided with between described low efficient filter and medium efficient filter, access path is provided with between described medium efficient filter and high efficiency particulate air filter, described medium efficient filter comprises the follower rollers being arranged on the top-driving cylinder filtered in room, bottom head roll and being arranged between top-driving cylinder and bottom head roll, is alternately arranged on and filters in room about described follower rollers; Described top-driving cylinder, follower rollers and bottom head roll are coated with filter layer.Described filter layer one end is connected on top-driving cylinder, the other end successively through follower rollers and be connected to bottom head roll on.Described top-driving cylinder and bottom head roll are by drive motor driven rotary, and be connected with retarder between described top-driving cylinder and drive motor, described bottom head roll and drive motor are connected with retarder.Described top-driving cylinder, bottom head roll and follower rollers are arranged on through bearing support and filter on room.Filter layer between bottom head roll and follower rollers is bottom equipped with the injection system for jetting to filter layer, described injection system comprises the breathing pipe with external compressed air source UNICOM, described breathing pipe is connected with multiple gas-distributing pipe, each gas-distributing pipe is connected with shower nozzle, and described shower nozzle is evenly arranged in and is filtering above the filter layer between room follower rollers bottom and bottom head roll.
Embodiment five
Efficient three grades of air filtering systems of the present embodiment, comprise filtration room, low efficient filter, medium efficient filter and high efficiency particulate air filter is provided with in described filtration room, access path is provided with between described low efficient filter and medium efficient filter, access path is provided with between described medium efficient filter and high efficiency particulate air filter, described medium efficient filter comprises the follower rollers being arranged on the top-driving cylinder filtered in room, bottom head roll and being arranged between top-driving cylinder and bottom head roll, is alternately arranged on and filters in room about described follower rollers; Described top-driving cylinder, follower rollers and bottom head roll are coated with filter layer.Described filter layer one end is connected on top-driving cylinder, the other end successively through follower rollers and be connected to bottom head roll on.Described top-driving cylinder and bottom head roll are by drive motor driven rotary, and be connected with retarder between described top-driving cylinder and drive motor, described bottom head roll and drive motor are connected with retarder.Described top-driving cylinder, bottom head roll and follower rollers are arranged on through bearing support and filter on room.Filter layer between bottom head roll and follower rollers is bottom equipped with the injection system for jetting to filter layer, described injection system comprises the breathing pipe with external compressed air source UNICOM, described breathing pipe is connected with multiple gas-distributing pipe, each gas-distributing pipe is connected with shower nozzle, and described shower nozzle is evenly arranged in and is filtering above the filter layer between room follower rollers bottom and bottom head roll.Described bottom head roll and be equipped with receipts ash bucket in the below of filtering the filter layer between room follower rollers bottom.Described receipts ash bucket is small top and big bottom funnel-like.
Claims (7)
1. efficient three grades of air filtering systems, comprise filtration room, low efficient filter, medium efficient filter and high efficiency particulate air filter is provided with in described filtration room, access path is provided with between described low efficient filter and medium efficient filter, access path is provided with between described medium efficient filter and high efficiency particulate air filter, it is characterized in that, described medium efficient filter comprises the follower rollers being arranged on the top-driving cylinder filtered in room, bottom head roll and being arranged between top-driving cylinder and bottom head roll, is alternately arranged on and filters in room about described follower rollers; Described top-driving cylinder, follower rollers and bottom head roll are coated with filter layer.
2. efficient three grades of air filtering systems according to claim 1, it is characterized in that, described filter layer one end is connected on top-driving cylinder, the other end successively through follower rollers and be connected to bottom head roll on.
3. efficient three grades of air filtering systems according to claim 2, it is characterized in that, described top-driving cylinder and bottom head roll are by drive motor driven rotary, be connected with retarder between described top-driving cylinder and drive motor, described bottom head roll and drive motor are connected with retarder.
4. according to the arbitrary described efficient three grades of air filtering systems of claim 1-3, it is characterized in that, described top-driving cylinder, bottom head roll and follower rollers are arranged on through bearing support and filter on room.
5. efficient three grades of air filtering systems according to claim 4, it is characterized in that, filter layer between bottom head roll and follower rollers is bottom equipped with the injection system for jetting to filter layer, described injection system comprises the breathing pipe with external compressed air source UNICOM, described breathing pipe is connected with multiple gas-distributing pipe, each gas-distributing pipe is connected with shower nozzle, and described shower nozzle is evenly arranged in and is filtering above the filter layer between room follower rollers bottom and bottom head roll.
6. efficient three grades of air filtering systems according to claim 5, is characterized in that, described bottom head roll and be equipped with receipts ash bucket in the below of filtering the filter layer between room follower rollers bottom.
7. efficient three grades of air filtering systems according to claim 6, it is characterized in that, described receipts ash bucket is small top and big bottom funnel-like.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420718370.4U CN204344279U (en) | 2014-11-26 | 2014-11-26 | A kind of efficient three grades of air filtering systems |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420718370.4U CN204344279U (en) | 2014-11-26 | 2014-11-26 | A kind of efficient three grades of air filtering systems |
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| CN204344279U true CN204344279U (en) | 2015-05-20 |
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| CN201420718370.4U Expired - Fee Related CN204344279U (en) | 2014-11-26 | 2014-11-26 | A kind of efficient three grades of air filtering systems |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500229A (en) * | 2014-11-26 | 2015-04-08 | 成都博世德能源科技股份有限公司 | Efficient tertiary air filtration system |
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2014
- 2014-11-26 CN CN201420718370.4U patent/CN204344279U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500229A (en) * | 2014-11-26 | 2015-04-08 | 成都博世德能源科技股份有限公司 | Efficient tertiary air filtration system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20181126 |