CN105089803A - High-efficiency sound-muffling three-level air filtration system - Google Patents

High-efficiency sound-muffling three-level air filtration system Download PDF

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Publication number
CN105089803A
CN105089803A CN201510515861.8A CN201510515861A CN105089803A CN 105089803 A CN105089803 A CN 105089803A CN 201510515861 A CN201510515861 A CN 201510515861A CN 105089803 A CN105089803 A CN 105089803A
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CN
China
Prior art keywords
noise elimination
filter
flow guide
guide device
blowpipe
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Pending
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CN201510515861.8A
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Chinese (zh)
Inventor
李如荣
李雷
景君
龚学钰
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CHENGDU BOOST ENERGY TECHNOLOGY Co Ltd
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CHENGDU BOOST ENERGY TECHNOLOGY Co Ltd
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Priority to CN201510515861.8A priority Critical patent/CN105089803A/en
Publication of CN105089803A publication Critical patent/CN105089803A/en
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Abstract

The invention belongs to the technical field of gas turbine engine air filtration, and discloses a high-efficiency sound-muffling three-level air filtration system. The high-efficiency sound-muffling three-level air filtration system comprises a filtration room, wherein a low-efficiency filter, a middle-efficiency filter and a high-efficiency filter are arranged in the filtration room; the middle-efficiency filter comprises a top driving rotary drum, a bottom driving rotary drum and driven rotary drums; the driven rotary drums are arranged in the filtration room in a left and right alternating manner; the top driving rotary drum, the driven rotary drums and the bottom driving rotary drum are wrapped with filtration layers, and an injection system is arranged above the filtration layer between the driven rotary drum and the bottom driving rotary drum; the injection system comprises conical flow guiding devices and reverse blowing pipes connected with a compressed air source; the center lines of the flow guiding devices and the center lines of the reverse blowing pipes are on the same straight line, and the bottom surfaces of the flow guiding devices directly face the filtration layer between the driven rotary drum at the bottom of the filtration room and the bottom driven rotary drum; and a sound-muffling module is arranged between the low-efficiency filter and the middle-efficiency filter.

Description

Three grades of air filtering systems of efficient noise elimination
Technical field
The invention belongs to gas turbine air-filtering technical field, being specifically related to a kind of three grades of air filtering systems of efficient noise elimination, for filtering the air entering gas turbine, also may be used for the air-filtering 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.
In prior art, air-filtering mainly adopts static filtering or automatically cleaning to filter.
Such as application number be 201220044604.2 utility model patent disclose a kind of pulse self-cleaning, air cleaning equipment, comprise support, be provided with shell body device above support, shell body device inside is provided with filtrating equipment, Pulse anti-blow device and control system; Shell body device comprises air-purifying chamber, and the front end of air-purifying chamber is provided with exhaust outlet, and rear end is provided with rain cover; Filtrating equipment is arranged on the inside of air-purifying chamber, and it comprises V-type air filter and supporting frame, and V-type air filter one end is arranged on supporting frame by clamping bolt, and the other end is provided with corresponding ash-collecting pipe; Pulse anti-blow device is arranged on air-purifying chamber, and it comprises Venturi tube, injection tube and blowback house steward, and injection tube is provided with row's spray orifice, and blowback house steward is connected with injection tube by pulse backblowing valve, and blowback house steward is provided with electromagnetic valve component; Control system is arranged on rain cover, and it comprises connected control terminal case and differential pressure transmitter, and control terminal case is connected with electromagnetic valve component; The below of support is provided with dust collection device, and dust collection device comprises takes out grey blower fan and the grey funnel of collection, collects grey funnel upper end and is connected with ash-collecting pipe, lower end with take out grey blower fan and be connected; The quantity of spray orifice is more than six or six; Between V-type air filter and ash-collecting pipe, sealing gasket is installed; The top of rain cover inside is provided with lighting burner.
Application number be 201420234724.8 utility model patent disclose a kind of gas turbine inlet air filtrating equipment, comprise filter, rainhat, high-precision filtration element, blowback shower nozzle, compressed air hose, solenoid valve, inspection platform, air channel, silencing apparatus; Filter ingress and be provided with rainhat, filter interior is provided with high-precision filtration element, and high-precision filtration element filters Way out is provided with blowback shower nozzle, and blowback shower nozzle is connected with compressed air pipe, and compressed air hose is provided with solenoid valve; Filter interior is provided with inspection platform in high-precision filtration elements on either side; Filter outlet is connected with silencing apparatus by air channel; High-precision filtration element is double layer construction, and first layer is E level filter layer, and the second layer is moistureproof filter layer; E level filter layer is the electrostatic nanometer layer adopting nano filter medium manufacture; Moistureproof filter layer adopts 100% moisture proofness synthesis base material to make; High-precision filtration element is that modular type is installed, independent dismounting cleaning; Silencing apparatus adopts metal silk quality muffler material to make.
Such as application number be 20111044876602 patent of invention disclose a kind of air filter of static filtering, comprise first order filter, second level filter and third level filter, in the spaced gas-entered passageway being sequentially arranged in gas turbine generator group of first order filter, second level filter and third level filter; Air filter also comprises interval and is fixed on multiple filter frames in the gas-entered passageway of gas turbine generator group, and second level filter and third level filter are separately positioned on filter frame; Air filter also comprises embedded part, and each filter frame is fixedly installed in the gas-entered passageway of gas turbine generator group by embedded part.The periphery of each filter frame is provided with mounting hole, and filter frame is fixedly mounted in the gas-entered passageway of gas turbine generator group by mounting hole and embedded part; Each filter frame is provided with square hole, is provided with a unit frame at the periphery of each square hole, and second level filter or third level filter operable are arranged on corresponding unit frame; The periphery of second level filter and third level filter and the periphery of unit frame leave gap, and gap is sealed by filter seal pad.Each filter frame is provided with some fastening pieces, fastening piece comprises pressing plate and the screw of band through hole, pressing plate backstop in the periphery edge place of the third level filter of the second level filter of correspondence or correspondence, screw through after the through hole of pressing plate by second level filter or third level filter backstop in unit frame.Third level filter is bag filter, and first order filter is venetian blind inertial filter.Second level filter is folded metal filtration web filter.
But existing air filtering system also exists the problem of noise elimination sound insulation difference.
Summary of the invention
The present invention in order to solve the problem of the noise elimination sound insulation difference of existing filtration system existence, and provides a kind of three grades of air filtering systems of efficient noise elimination, can carry out noise elimination sound insulation process, reduce the pollution to environment to charge air flow.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is:
A kind of three grades of air filtering systems of efficient noise elimination, 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, are equipped with injection system filtering above the filter layer between room follower rollers bottom and bottom head roll; The anti-blowpipe that described injection system comprises conical flow guide device and is communicated with source of compressed air, the center line of described flow guide device and the center line of anti-blowpipe are on the same line, the top of the top of described flow guide device and the end face of anti-blowpipe or flow guide device is stretched in anti-blowpipe, and the bottom surface of flow guide device is just to filtering the filter layer between room follower rollers bottom and bottom head roll; Be provided with noise elimination module between described low efficient filter and medium efficient filter, described noise elimination module comprises two the first noise elimination modules and at least one second noise elimination module, described second noise elimination modular spacing be arranged between two first noise elimination modules; Described first noise elimination module comprises two piece of first plumbous fiber sound absorption plate, is provided with the first glass wool layer between two first plumbous fiber sound absorption plate.
Described second noise elimination module comprises two piece of second plumbous fiber sound absorption plate, is provided with the second glass wool layer and layer of polystyrene foam between two second plumbous fiber sound absorption plate.
Described first plumbous fiber sound absorption plate and the second plumbous fiber sound absorption plate evenly offer some through holes.
Described first noise elimination module and the second noise elimination module are S shape.
The inwall in described filtration room is provided with the crest acoustical cotton supported by polyurethane.
Described flow guide device is connected with anti-blowpipe through fixing device.
Described fixing device comprises the connecting sheet be connected with flow guide device, described connecting sheet structure in the form of sheets, and the medial axis of described flow guide device is in the plane at connecting sheet place.
The outer wall of described flow guide device is evenly provided with at least two connecting sheets.
Connection two fixing device symmetrical on the outer wall of described flow guide device and the outer wall of anti-blowpipe, described fixing device is sheet structure.
Described injection system also comprises breathing pipe, and described breathing pipe is communicated with multiple anti-blowpipe.
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 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.
Compared with prior art, the present invention has following beneficial effect:
Three grades of air filtering systems of efficient noise elimination of the present invention, 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, are equipped with injection system filtering above the filter layer between room follower rollers bottom and bottom head roll; The anti-blowpipe that described injection system comprises conical flow guide device and is communicated with source of compressed air, the center line of described flow guide device and the center line of anti-blowpipe are on the same line, the top of the top of described flow guide device and the end face of anti-blowpipe or flow guide device is stretched in anti-blowpipe, and the bottom surface of flow guide device is just to filtering the filter layer between room follower rollers bottom and bottom head roll; Be provided with noise elimination module between described low efficient filter and medium efficient filter, described noise elimination module comprises two the first noise elimination modules and at least one second noise elimination module, described second noise elimination modular spacing be arranged between two first noise elimination modules; Described first noise elimination module comprises two piece of first plumbous fiber sound absorption plate, is provided with the first glass wool layer between two first plumbous fiber sound absorption plate.Compared to prior art, the present invention, by arranging noise elimination module, reaches the effect of noise elimination sound insulation, reduces the pollution to environment.
The inside in filtration room of the present invention is also provided with crest acoustical cotton simultaneously, improves soundproof effect of the present invention further.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention, and wherein the direction of arrow represents the flow direction of gas;
Fig. 2 is the structural representation of medium efficient filter of the present invention;
Fig. 3 is the linkage structure schematic diagram of anti-blowpipe of the present invention and flow guide device;
Fig. 4 is the plan view structural representation of noise elimination module of the present invention;
Fig. 5 is the sectional view structural representation of the first noise elimination module of the present invention;
Fig. 6 is the sectional view structural representation of the second noise elimination module of the present invention;
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, anti-blowpipe, 11, flow guide device, 12, fixing device, 13, receive ash bucket, 14, top-driving cylinder, 15, connecting sheet, 16, noise elimination module, 17, first noise elimination module, 18, second noise elimination module, 19, first plumbous fiber sound absorption plate, 20, first glass wool layer, 21, through hole, 22, second plumbous fiber sound absorption plate, 23, second glass wool layer, 24, layer of polystyrene foam.
Embodiment
Below in conjunction with embodiment, the invention will be further described, and described embodiment is only the present invention's part embodiment, is not whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments used obtained under creative work prerequisite, belongs to protection scope of the present invention.
Three grades of air filtering systems of the present invention, comprise and filter room 1, low efficient filter 2, medium efficient filter 3 and high efficiency particulate air filter 4 is provided with in described filtration room 1, 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 3 comprises the follower rollers 6 being arranged on the top-driving cylinder 14 filtered in room 1, bottom head roll 9 and being arranged between top-driving cylinder 14 and bottom head roll 9, and described follower rollers about 6 is alternately arranged on and filters in room 1; Described top-driving cylinder 14, follower rollers 6 and bottom head roll 9 are coated with filter layer 7, are equipped with injection system filtering above the filter layer 7 between room 1 follower rollers 6 bottom and bottom head roll 9; The anti-blowpipe 10 that described injection system comprises conical flow guide device 11 and is communicated with source of compressed air, the center line of described flow guide device 11 and the center line of anti-blowpipe 10 are on the same line, the top of the top of described flow guide device 11 and the end face of anti-blowpipe 10 or flow guide device 11 is stretched in anti-blowpipe 10, and the bottom surface of flow guide device 11 is just to filtering the filter layer 7 between room 1 follower rollers 6 bottom and bottom head roll 9.Noise elimination module 16 is provided with between described low efficient filter 2 and medium efficient filter 3, described noise elimination module 16 comprises two the first noise elimination modules 17 and at least one second noise elimination module 18, described second noise elimination module 18 interval be arranged between two first noise elimination modules 17; Described first noise elimination module 17 comprises two piece of first plumbous fiber sound absorption plate 19, is provided with the first glass wool layer 20 between two first plumbous fiber sound absorption plate 19.
Described second noise elimination module 18 comprises two piece of second plumbous fiber sound absorption plate 22, is provided with the second glass wool layer 23 and layer of polystyrene foam 24 between two second plumbous fiber sound absorption plate 22.
Described first plumbous fiber sound absorption plate 19 and the second plumbous fiber sound absorption plate 22 evenly offer some through holes 21.
As a kind of preferred mode of the present invention, described first noise elimination module 17 and the second noise elimination module 18 are in S shape, and the second noise elimination module 18 is evenly spaced arranges between the first noise elimination module 17.
The inwall in described filtration room 1 is provided with the crest acoustical cotton supported by polyurethane.
Compared to prior art, the present invention, by arranging noise elimination module, reaches the effect of noise elimination sound insulation, reduces the pollution to environment.
Filter layer 7 one end of the present invention is connected on top-driving cylinder 14, 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 14 that filter layer 7 can both be driven to move, and under the effect of injection system, filter layer can recycle.Simultaneously can coated more filter layer on top-driving cylinder of the present invention 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 invention.
Injection system of the present invention also comprises breathing pipe 8, and breathing pipe 8 is communicated with multiple anti-blowpipe 10, and breathing pipe 8 is communicated with source of compressed air, is arranged on filter layer 7 uniformly by multiple anti-blowpipe 10, improves the effect of filter layer winding-up.
Top-driving cylinder 14 and bottom head roll 9, for the folding and unfolding of filter layer 7, make the use that filter layer 7 can circulate.The air entered from filtration room 1 suction port is filtered by the filter layer 7 be arranged in top-driving cylinder 14, follower rollers 6 and bottom head roll 9, when filter layer 7 needs the dust of absorption more time, bottom head roll 9 drives filter layer 7 to move down, and filtered by injection system, thus the dust be adsorbed on filter layer is cleared up, filter layer can be recycled.
Top-driving cylinder 14 and bottom head roll 9 can carry out folding and unfolding to filter layer 7, can carry out blowback by injection system to filter layer, 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, compared to existing static filtering, improve filter area, thus improve the effect of filtering.
The filter layer of injection system to used (dirty) of bottom unifies winding-up, and the carrying out that injection system can continue is jetted, and filters and has the little feature of explosion sound, reduce the pollution of environment relative to automatically cleaning.Compare and automatically cleaning filtering technique, the dust blown off directly enters below and receives ash bucket 13, avoids secondary pollution simultaneously.Pressurized air can be shunted by conical flow guide device 11 by injection system of the present invention uniformly, improves the effect of winding-up.
The top of the top of flow guide device 11 of the present invention and the end face of anti-blowpipe 10 or flow guide device 11 is stretched in anti-blowpipe 10.The top of flow guide device of the present invention can also have certain distance with the end face of anti-blowpipe, the center line of the center line of flow guide device and anti-blowpipe and filter cylinder on the same line, can ensure that flow guide device can the pressurized air of dispersed anti-blowpipe winding-up equally.
Flow guide device 11 of the present invention can also be set to frustoconic shape, and the center line of frustoconic shape flow guide device and the center line of anti-blowpipe are on the same line, the upper bottom surface (end face that radius is less) of frustoconic shape flow guide device is towards anti-blowpipe, and the bottom surface (end face that radius is larger) of frustoconic shape flow guide device is towards filter layer.The upper bottom surface (end face that radius is less) of frustoconic shape flow guide device can with the end contact of anti-blowpipe, also can extend in anti-blowpipe, or with the end face of anti-blowpipe, there is certain spacing.
As a kind of preferred mode of the present invention, flow guide device conically.
Flow guide device 11 is connected with anti-blowpipe 10 through fixing device 12, is fixed by fixing device 12 pairs of flow guide devices 11 and is located; In other structures that flow guide device 11 of the present invention also can be fixed on by fixing device; as long as can realize the fixing of flow guide device and the center line ensureing the center line of flow guide device and anti-blowpipe on the same line, all belong to protection scope of the present invention.
The center line of flow guide device 11 of the present invention also can with on the no longer same straight line of the center line of anti-blowpipe 10.But in order to ensure the uniformity that flow guide device 11 disperses, as preferred mode, the center line of flow guide device and the center line of anti-blowpipe are on the same line.
Preferably, described fixing device 12 comprises the connecting sheet 15 be connected with flow guide device 11, and described connecting sheet 15 structure in the form of sheets, the medial axis of described flow guide device 11 is in the plane at connecting sheet 15 place.By being set to sheet structure by with the connecting sheet that flow guide device is directly connected, the medial axis of flow guide device is in the plane at connecting sheet place simultaneously, the barrier effect of connecting sheet to the air that anti-blowpipe sprays can be reduced, thus improve the uniformity of flow guide device water conservancy diversion, thus improve the blowback effect to filter cylinder.
In order to the uniformity of the stable connection and water conservancy diversion that improve flow guide device, the outer wall of flow guide device 11 is evenly connected with at least two connecting sheets 15.
As a kind of preferred mode of the present invention, symmetrically on the outer wall of flow guide device and the outer wall of anti-blowpipe be connected with two fixing devices, fixing device is sheet structure, and in order to reduce the impact of fixing device on the air that anti-blowpipe sprays, the medial axis of flow guide device is in the plane at fixing device place; The fixing device of sheet structure is convenient to install and processing, improves practicability of the present invention.As the mode of a kind of selection of the present invention, fixing device is connected with flow guide device and anti-blowpipe by the mode of welding.
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 13.Receive ash bucket 13 by arranging, the dust through winding-up directly can fall into receipts ash bucket 13, has both been convenient to the collection of dust, and can have prevented secondary pollution again, and improved filtering effect of the present invention.
As a kind of preferred mode of the present invention, receiving ash bucket is small top and big bottom funnel-like, is convenient to the collection of dust.
As the mode of a kind of selection of the present invention, 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.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 present invention, top-driving cylinder, bottom head roll and follower rollers are arranged on through bearing support and filter on room.The present invention is made to have the simple feature of structure.
To sum up, the present invention 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 present invention 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.
Embodiment one
Three grades of air filtering systems of the efficient noise elimination 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, are equipped with injection system filtering above the filter layer between room follower rollers bottom and bottom head roll; The anti-blowpipe that described injection system comprises conical flow guide device and is communicated with source of compressed air, the center line of described flow guide device and the center line of anti-blowpipe are on the same line, the top of the top of described flow guide device and the end face of anti-blowpipe or flow guide device is stretched in anti-blowpipe, and the bottom surface of flow guide device is just to filtering the filter layer between room follower rollers bottom and bottom head roll; Be provided with noise elimination module between described low efficient filter and medium efficient filter, described noise elimination module comprises two the first noise elimination modules and at least one second noise elimination module, described second noise elimination modular spacing be arranged between two first noise elimination modules; Described first noise elimination module comprises two piece of first plumbous fiber sound absorption plate, is provided with the first glass wool layer between two first plumbous fiber sound absorption plate.
Embodiment two
Three grades of air filtering systems of the efficient noise elimination 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, are equipped with injection system filtering above the filter layer between room follower rollers bottom and bottom head roll; The anti-blowpipe that described injection system comprises conical flow guide device and is communicated with source of compressed air, the center line of described flow guide device and the center line of anti-blowpipe are on the same line, the top of the top of described flow guide device and the end face of anti-blowpipe or flow guide device is stretched in anti-blowpipe, and the bottom surface of flow guide device is just to filtering the filter layer between room follower rollers bottom and bottom head roll; Be provided with noise elimination module between described low efficient filter and medium efficient filter, described noise elimination module comprises two the first noise elimination modules and at least one second noise elimination module, described second noise elimination modular spacing be arranged between two first noise elimination modules; Described first noise elimination module comprises two piece of first plumbous fiber sound absorption plate, is provided with the first glass wool layer between two first plumbous fiber sound absorption plate; Described second noise elimination module comprises two piece of second plumbous fiber sound absorption plate, is provided with the second glass wool layer and layer of polystyrene foam between two second plumbous fiber sound absorption plate.
Embodiment three
Three grades of air filtering systems of the efficient noise elimination 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, are equipped with injection system filtering above the filter layer between room follower rollers bottom and bottom head roll; The anti-blowpipe that described injection system comprises conical flow guide device and is communicated with source of compressed air, the center line of described flow guide device and the center line of anti-blowpipe are on the same line, the top of the top of described flow guide device and the end face of anti-blowpipe or flow guide device is stretched in anti-blowpipe, and the bottom surface of flow guide device is just to filtering the filter layer between room follower rollers bottom and bottom head roll; Be provided with noise elimination module between described low efficient filter and medium efficient filter, described noise elimination module comprises two the first noise elimination modules and at least one second noise elimination module, described second noise elimination modular spacing be arranged between two first noise elimination modules; Described first noise elimination module comprises two piece of first plumbous fiber sound absorption plate, is provided with the first glass wool layer between two first plumbous fiber sound absorption plate; Described second noise elimination module comprises two piece of second plumbous fiber sound absorption plate, is provided with the second glass wool layer and layer of polystyrene foam between two second plumbous fiber sound absorption plate; Described first plumbous fiber sound absorption plate and the second plumbous fiber sound absorption plate evenly offer some through holes.
Embodiment four
On the basis of above-mentioned any embodiment, described first noise elimination module and the second noise elimination module are S shape.
Embodiment five
On the basis of above-mentioned any embodiment, the inwall in described filtration room is provided with the crest acoustical cotton supported by polyurethane.
Embodiment six
On the basis of above-mentioned any embodiment, described flow guide device is connected with anti-blowpipe through fixing device.
Embodiment seven
On the basis of above-mentioned any embodiment, described fixing device comprises the connecting sheet be connected with flow guide device, described connecting sheet structure in the form of sheets, and the medial axis of described flow guide device is in the plane at connecting sheet place.
Embodiment eight
On the basis of above-mentioned any embodiment, the outer wall of described flow guide device is evenly provided with at least two connecting sheets.
Embodiment nine
On the basis of above-mentioned any embodiment, connection two fixing device symmetrical on the outer wall of described flow guide device and the outer wall of anti-blowpipe, described fixing device is sheet structure.
Embodiment ten
On the basis of above-mentioned any embodiment, described injection system also comprises breathing pipe, and described breathing pipe is communicated with multiple anti-blowpipe.
Embodiment 11
On the basis of above-mentioned any embodiment, described bottom head roll and be equipped with receipts ash bucket in the below of filtering the filter layer between room follower rollers bottom.
Embodiment 12
On the basis of above-mentioned any embodiment, 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 13
On the basis of above-mentioned any embodiment, 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.

Claims (10)

1. three grades of air filtering systems of efficient noise elimination, 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, are equipped with injection system filtering above the filter layer between room follower rollers bottom and bottom head roll; The anti-blowpipe that described injection system comprises conical flow guide device and is communicated with source of compressed air, the center line of described flow guide device and the center line of anti-blowpipe are on the same line, the top of the top of described flow guide device and the end face of anti-blowpipe or flow guide device is stretched in anti-blowpipe, and the bottom surface of flow guide device is just to filtering the filter layer between room follower rollers bottom and bottom head roll; Be provided with noise elimination module between described low efficient filter and medium efficient filter, described noise elimination module comprises two the first noise elimination modules and at least one second noise elimination module, described second noise elimination modular spacing be arranged between two first noise elimination modules; Described first noise elimination module comprises two piece of first plumbous fiber sound absorption plate, is provided with the first glass wool layer between two first plumbous fiber sound absorption plate.
2. three grades of air filtering systems of efficient noise elimination according to claim 1, is characterized in that, described second noise elimination module comprises two piece of second plumbous fiber sound absorption plate, is provided with the second glass wool layer and layer of polystyrene foam between two second plumbous fiber sound absorption plate.
3. three grades of air filtering systems of efficient noise elimination according to claim 2, is characterized in that, described first plumbous fiber sound absorption plate and the second plumbous fiber sound absorption plate evenly offer some through holes.
4. three grades of air filtering systems of efficient noise elimination according to claim 3, is characterized in that, described first noise elimination module and the second noise elimination module are S shape.
5., according to three grades of air filtering systems of the arbitrary described efficient noise elimination of claim 1-4, it is characterized in that, the inwall in described filtration room is provided with the crest acoustical cotton supported by polyurethane.
6. three grades of air filtering systems of efficient noise elimination according to claim 5, it is characterized in that, described flow guide device is connected with anti-blowpipe through fixing device.
7. three grades of air filtering systems of efficient noise elimination according to claim 6, it is characterized in that, described fixing device comprises the connecting sheet be connected with flow guide device, described connecting sheet structure in the form of sheets, and the medial axis of described flow guide device is in the plane at connecting sheet place.
8. three grades of air filtering systems of efficient noise elimination according to claim 7, is characterized in that, the outer wall of described flow guide device is evenly provided with at least two connecting sheets.
9. three grades of air filtering systems of efficient noise elimination according to claim 8, is characterized in that, connection two fixing device symmetrical on the outer wall of described flow guide device and the outer wall of anti-blowpipe, described fixing device is sheet structure.
10. three grades of air filtering systems of efficient noise elimination according to claim 9, it is characterized in that, described injection system also comprises breathing pipe, and described breathing pipe is communicated with multiple anti-blowpipe.
CN201510515861.8A 2015-08-21 2015-08-21 High-efficiency sound-muffling three-level air filtration system Pending CN105089803A (en)

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5175401A (en) * 1991-03-18 1992-12-29 Grumman Aerospace Corporation Segmented resistance acoustic attenuating liner
CN201054246Y (en) * 2006-12-28 2008-04-30 何雪萍 Vibration reduction, sound absorption and compound material structure
CN101404159A (en) * 2008-10-14 2009-04-08 江苏中能电力设备有限公司 Sound insulation module on sound insulation apparatus of large noise equipment
CN103174101A (en) * 2013-03-14 2013-06-26 深圳市杰帝声屏障工程技术有限公司 Municipal road sound absorption isolation strip
WO2014141791A1 (en) * 2013-03-15 2014-09-18 三菱重工業株式会社 Gas turbine silencer, and gas turbine provided with same
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
CN104499591A (en) * 2014-12-19 2015-04-08 王荷琴 Plate
CN104500231A (en) * 2014-11-26 2015-04-08 成都博世德能源科技股份有限公司 Efficient recycling air filtration device used for gas turbine
CN205025599U (en) * 2015-08-21 2016-02-10 成都博世德能源科技股份有限公司 High -efficient tertiary air filtration system who eliminates noise

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5175401A (en) * 1991-03-18 1992-12-29 Grumman Aerospace Corporation Segmented resistance acoustic attenuating liner
CN201054246Y (en) * 2006-12-28 2008-04-30 何雪萍 Vibration reduction, sound absorption and compound material structure
CN101404159A (en) * 2008-10-14 2009-04-08 江苏中能电力设备有限公司 Sound insulation module on sound insulation apparatus of large noise equipment
CN103174101A (en) * 2013-03-14 2013-06-26 深圳市杰帝声屏障工程技术有限公司 Municipal road sound absorption isolation strip
WO2014141791A1 (en) * 2013-03-15 2014-09-18 三菱重工業株式会社 Gas turbine silencer, and gas turbine provided with same
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
CN104500231A (en) * 2014-11-26 2015-04-08 成都博世德能源科技股份有限公司 Efficient recycling air filtration device used for gas turbine
CN104499591A (en) * 2014-12-19 2015-04-08 王荷琴 Plate
CN205025599U (en) * 2015-08-21 2016-02-10 成都博世德能源科技股份有限公司 High -efficient tertiary air filtration system who eliminates noise

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Application publication date: 20151125