CN116159385A - Silent noise reduction oil-free screw blower and noise reduction method - Google Patents
Silent noise reduction oil-free screw blower and noise reduction method Download PDFInfo
- Publication number
- CN116159385A CN116159385A CN202211614694.9A CN202211614694A CN116159385A CN 116159385 A CN116159385 A CN 116159385A CN 202211614694 A CN202211614694 A CN 202211614694A CN 116159385 A CN116159385 A CN 116159385A
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000000428 dust Substances 0.000 claims abstract description 70
- 239000012535 impurity Substances 0.000 claims abstract description 62
- 230000000903 blocking effect Effects 0.000 claims abstract description 37
- 238000004140 cleaning Methods 0.000 claims abstract description 34
- 238000009434 installation Methods 0.000 claims abstract description 34
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 230000001681 protective effect Effects 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 8
- 229910003460 diamond Inorganic materials 0.000 claims description 2
- 239000010432 diamond Substances 0.000 claims description 2
- 239000003921 oil Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000007791 dehumidification Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/26—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies rotatable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0002—Casings; Housings; Frame constructions
- B01D46/0005—Mounting of filtering elements within casings, housings or frames
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/48—Removing dust other than cleaning filters, e.g. by using collecting trays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/88—Replacing filter elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/02—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/0092—Removing solid or liquid contaminants from the gas under pumping, e.g. by filtering or deposition; Purging; Scrubbing; Cleaning
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to the technical field of screw blowers, and discloses a silent noise-reducing oilless screw blower and a noise-reducing method, wherein the silent noise-reducing oilless screw blower comprises a machine shell, a connecting pipe is fixedly arranged at the top end of the machine shell, and the silent noise-reducing oilless screw blower further comprises: the filter assembly is used for filtering dust and impurities in the air sucked by the screw blower and preventing the dust and impurities in the air from blocking the air inlet of the screw blower; cleaning the assembly; the cleaning component is used for cleaning dust and impurities filtered out from the air inlet part of the screw blower; according to the invention, dust and impurities in the air are filtered through the filter element, the first motor is started to drive the installation shaft to rotate, so that the filter element is driven to rotate to drive the dust and impurities on the outer wall of the filter element to move, and when the dust and impurities on the outer wall of the filter element rotate to the bottom end of the inner wall of the first installation frame, the dust and impurities can be blown off by the air flow, so that dust and impurities can be blown off well, and noise generated when the oil-free screw blower works due to excessive dust accumulated in the filter element is avoided.
Description
Technical Field
The invention belongs to the technical field of screw blowers, and particularly relates to a silent noise-reducing oil-free screw blower and a noise-reducing method.
Background
The oil-free screw blower is divided into a single screw and a double screw, and is generally mainly composed of an outer cover, a main machine, a motor, an air filter, an oil pump oil tank, an oil filter and the like, wherein the main machine is mainly composed of main components such as a machine shell, a screw rotor, a gear box, a bearing, a shaft seal and the like, and the working of the oil-free screw blower is divided into three processes: the oil-free screw blower has simple and stable structure and is widely applied to the projects of aeration, air-water backflushing, oxidative desulfurization, fluidization/homogenization process, pneumatic conveying and the like;
the utility model provides a noise reduction oil-free screw air blower of public number (202010563129.9), its structure includes the quick-witted case, the quick-witted incasement is equipped with the blast air organism, the blast air organism end is equipped with its moving motor of drive, the oil removal dehumidification device has been cup jointed to the blast air organism outer wall, the blast air organism lower extreme is equipped with the base support, the quick-witted case top is equipped with the radiator, oil removal dehumidification device includes the device shell, the silence sponge circle, humidity transducer, the lifting instrument, a controller, micro-gap switch, the electro-magnet, a pipeline, miniature air exhauster, the silence sponge circle is located the device shell inboard, and laminate mutually with the blast air organism outer wall, humidity transducer locates the device shell inside, and one side is equipped with the measuring bar, be equipped with the structure of automatic oil-gas moisture gas mixture of getting rid of on the oil-free screw air blower, effectually prevent to cause the influence to oil-free screw air blower inner structure work.
In the current oilless screw blower working process, dust is piled up easily in air cleaner department of air intake department, and when air cleaner did not wash for a long time, wherein the dust of piling up can lead to oilless screw blower air intake department to block up, influences screw blower's normal work, and when the air current gets into the air intake, wherein dust and impurity of piling up can produce the noise with the air current.
Disclosure of Invention
The invention aims to provide a silent noise-reducing oil-free screw blower and a noise-reducing method, which can prevent excessive dust accumulated in a filter element from generating noise when the oil-free screw blower works.
The technical scheme adopted by the invention is as follows: the utility model provides an oil-free screw air-blower falls in silence, includes the casing, casing top fixed mounting has the connecting pipe, still includes:
the filter assembly is used for filtering dust and impurities in the air sucked by the screw blower and preventing the dust and impurities in the air from blocking the air inlet of the screw blower;
cleaning the assembly; the cleaning component is used for cleaning dust and impurities filtered out from the air inlet part of the screw blower;
a collecting assembly for collecting the filtered dust and foreign matters;
the filter component comprises a sliding plate, a first mounting frame, a sliding part, a first clamping groove, a filter piece, clamping plates, a second clamping groove and a clamping ring, wherein the first mounting frame is fixedly mounted at one end of the connecting pipe, the first mounting frame is communicated with the connecting pipe, the sliding plate is fixedly mounted at one side of the inner wall of the first mounting frame, the sliding plate is positioned at the communication position of the first mounting frame and the connecting pipe, the sliding part is slidably mounted at one side of the sliding plate, a plurality of first clamping grooves are formed in one end of the inner wall and one end of the outer wall of the sliding part, the filter piece is mounted at one side of the sliding part, a plurality of clamping plates are fixedly mounted at one end of the filter piece, the clamping plates are correspondingly clamped in the first clamping grooves, the clamping rings are fixedly mounted at one end of the sliding part, and the second clamping grooves are formed in one end of the filter piece, and the clamping rings are clamped in the second clamping grooves.
Optionally, the outer wall fixed mounting in first installing frame top has the air-supply line, just the air-supply line with first installing frame is linked together, the air-supply line is located filter element outer wall top, first installing frame inner wall bottom fixed mounting has the arc.
Optionally, fixed frame is installed to first installing frame one side fixed mounting, fixed frame one end fixed mounting has first motor, just first motor output one end extends to inside the fixed frame, first motor output one end fixed mounting has the installation axle, just the installation axle extends to inside the first installing frame, filter one end install in installation axle one end, fixed frame inner wall bottom fixed mounting has the sealing member, the installation axle is located the sealing member inner wall, a plurality of fixed screws are installed to fixed frame one end outer wall.
Optionally, the clearance subassembly includes second installing frame, protective housing, second motor, carousel, connecting rope, mounting panel, first clearance piece, second clearance piece, backup pad and supporting spring, second installing frame fixed mounting in first installing frame outer wall both sides, just second installing frame with first installing frame is linked together, protective housing fixed mounting in second installing frame inner wall both sides, the equal fixed mounting of second motor in protective housing inner wall, the equal fixed mounting of carousel in second motor output one end, the equal fixed mounting of connecting rope in carousel outer wall, the equal fixed mounting of connecting rope other end in mounting panel one end, a plurality of supporting spring fixed mounting in second installing frame inner wall one side, just mounting panel fixed mounting in the supporting spring other end, a plurality of backup pad fixed mounting in mounting panel one end, first clearance piece with second clearance piece fixed mounting in mounting panel one end, just first clearance piece and second clearance piece are located respectively in the backup pad both sides.
Optionally, mounting panel, first clearance piece, second clearance piece and backup pad are located inside the first mounting frame, just first clearance piece, second clearance piece and backup pad one side are located filter piece outer wall surface, the through-hole has all been seted up to protective housing outer wall one side, connect rope slidable mounting in the through-hole inner wall.
Optionally, the collection subassembly includes connecting frame, fixed plate, third motor, transport piece, first blocking piece, second blocking piece and collection frame, connecting frame fixed mounting in first installing frame bottom, just connecting frame with age first installing frame is linked together, third motor fixed mounting in connecting frame outer wall one side, just third motor output one end extends to inside the connecting frame, transport piece fixed mounting in pivot one end of third motor output one end, first blocking piece fixed mounting in connecting frame inner wall one side, second blocking piece fixed mounting in connecting frame inner wall opposite side, first blocking piece and second blocking piece with transport piece is located same horizontal line, collect frame slidable mounting in connecting frame outer wall bottom, fixed plate fixed mounting respectively in connecting frame and collection frame outer wall both sides, the arc is located collect frame with first installing frame junction one side.
Optionally, first piece and the second that block are the arc, carry the piece and be the diamond, just carry the piece both ends to offer the fillet, carry the piece both ends respectively with the arcwall face looks block of first piece and second piece one side that blocks, collect frame inner wall top fixed mounting has the closing plate, the fixed plate of collection frame both sides and the fixed plate position of connecting frame outer wall both sides are corresponding, and fixed plate one end has all seted up the screw hole, screw is installed to the screw hole inner wall.
Optionally, a plurality of output pumps are fixedly installed at one end of the casing, oil inlet pipes are fixedly installed at one end of the output pump, conveying pipes are fixedly installed at the other end of the output pump, a plurality of branch pipes are fixedly installed at the conveying pipes, the other end of each branch pipe is fixedly installed on the outer wall of the casing, and the branch pipe extends to the inside of the casing.
Optionally, first screw rod and second screw rod are installed in the rotation of casing inner wall, first screw rod is located second screw rod one side, the equal fixed mounting in casing inner wall both ends has the pivot seat, first screw rod and second screw rod both ends rotate respectively and install in corresponding in pivot seat inner wall, first screw rod and second screw rod one end extend to casing outer wall one end, the one end fixed mounting that first screw rod extended the casing outer wall has first gear, the one end fixed mounting that the second screw rod extended the casing outer wall has the second gear, first gear and second gear mesh mutually, casing one end fixed mounting has the installation shell, first gear and second gear are located inside the installation shell, installation shell outer wall one end fixed mounting has driving motor, driving motor output one end extends to inside the installation shell, just the pivot one end fixed mounting of driving motor output in first gear one end, casing bottom fixed mounting has out the tuber pipe.
A noise reduction method of a silent noise reduction oil-free screw blower comprises the following steps:
s1, installing a filter element, aligning a clamping plate at one end of the filter element with a first clamping groove at one end of a sliding element, pushing a fixing frame, fixing the fixing frame on a first installation frame, and fixing the filter element;
s2, when the first screw rod and the second screw rod rotate, the volume between the teeth changes periodically from large to small, and gas in the volume is compressed and conveyed;
s3, when the air enters, the first motor is started to drive the installation shaft to rotate, so that the filter element is driven to rotate to drive dust and impurities on the outer wall of the filter element to move, and when the dust and the impurities on the outer wall of the filter element rotate to the bottom end of the inner wall of the first installation frame, the dust and the impurities are blown off to the arc plate at the bottom end of the first installation frame by air flow, so that the dust and the impurities subjected to filtration treatment are separated from the filter element.
The invention has the technical effects that:
(1) This scheme filters dust and impurity in the air through the filter element, and drive the installation axle through first motor start and rotate, thereby drive the filter element rotate the dust and impurity that drive the filter element outer wall remove, when the dust and impurity of filter element outer wall rotate first installing frame inner wall bottom, by the air current blow down on the arc of first installing frame bottom, dust and impurity that filters out on the filter element outer wall blow down, produce the noise when avoiding piling up too much dust in the filter element and making oilless screw air-blower work, and the filter element need be changed, screw of unscrewing fixed frame department, pull out fixed frame and filter element first installing frame change the filter element can, the convenience is to the installation and the dismantlement of filter element
(2) The first cleaning piece and the second cleaning piece can clean dust and impurities on the outer wall of the filter piece, the cleaned dust and impurities can fall to the bottom of the first installation frame through gaps between the supporting plates, when the dust and impurities accumulated above the second cleaning piece are excessive, the second motor is started to drive the turntable to rotate, the connecting rope is pulled to pull the mounting plate back into the second installation frame through the connecting rope, the dust and impurities accumulated above the second cleaning piece are blown to the bottom of the first installation frame through air flow, and the dust and impurities on the outer wall of the filter piece can be cleaned out better, so that the dust and impurities on the outer wall of the filter piece are cleaned more thoroughly;
(3) The third motor starts to drive the conveying part to rotate, the conveying part drives dust and impurities above the connecting frame to enter the lower part of the connecting frame and fall into the collecting frame, when the conveying part rotates to be vertical to the inner wall of the connecting frame, the conveying part, the first blocking part and the second blocking part block the lower part of the connecting frame, dust and impurities in the collecting frame are prevented from reentering the inside of the first mounting frame due to backflow of air flow, the filtered dust and impurities can be collected, the collecting frame is of a detachable design, and the dust and impurities in the collecting frame can be conveniently taken out and treated;
(4) The protection ring can be arranged at the contact place between the outer wall of the filter element and the supporting plate, and the protection ring can be made of plastics, metals and other materials to protect the filter element.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view of the housing of the present invention;
FIG. 3 is a partial cross-sectional view of the present invention;
FIG. 4 is a diagram of a filter element of the present invention;
FIG. 5 is a cross-sectional view of a filter element of the present invention;
FIG. 6 is a mounting plate mounting diagram of the present invention;
FIG. 7 is a side cross-sectional view of the present invention;
FIG. 8 is a mounting view of a transfer plate of the present invention;
fig. 9 is an enlarged view of fig. 3 a in accordance with the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
1. a housing; 101. a mounting shell; 102. an air outlet pipe; 103. a connecting pipe; 104. an air inlet pipe; 2. a driving motor; 201. a first gear; 202. a first screw; 203. a second gear; 204. a second screw; 205. a rotating shaft seat; 3. an output pump; 301. an oil inlet pipe; 302. a delivery tube; 303. a branch pipe; 4. a first mounting frame; 401. a sliding plate; 402. a slider; 403. a first clamping groove; 404. a filter; 405. a clamping plate; 406. a second clamping groove; 407. a clasp; 408. an arc-shaped plate; 5. a fixed frame; 501. a seal; 502. a mounting shaft; 503. a first motor; 504. a set screw; 6. a second mounting frame; 601. a second motor; 602. a turntable; 603. a connecting rope; 604. a mounting plate; 605. a first cleaning member; 606. a second cleaning member; 607. a support plate; 608. a support spring; 609. a protective housing; 7. a connection frame; 701. a fixing plate; 702. a third motor; 703. a conveying member; 704. a first blocking member; 705. a second blocking member; 706. and (5) a collecting frame.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-9, the present invention provides a silent noise-reducing oil-free screw blower, which has a casing 1, wherein a connecting pipe 103 is fixedly installed at the top end of the casing 1, and further comprises: the filter assembly is used for filtering dust and impurities in the air sucked by the screw blower and preventing the dust and impurities in the air from blocking the air inlet of the screw blower; cleaning the assembly; the cleaning component is used for cleaning dust and impurities filtered out from the air inlet part of the screw blower; the collecting assembly is used for collecting the filtered dust and impurities; the filter assembly comprises a sliding plate 401, a first mounting frame 4, a sliding piece 402, a first clamping groove 403, a filter piece 404, a clamping plate 405, a second clamping groove 406 and a clamping ring 407, wherein the first mounting frame 4 is fixedly arranged at one end of the connecting pipe 103, the first mounting frame 4 is communicated with the connecting pipe 103, the sliding plate 401 is fixedly arranged at one side of the inner wall of the first mounting frame 4, the sliding plate 401 is positioned at the communication position of the first mounting frame 4 and the connecting pipe 103, the sliding piece 402 is slidably arranged at one side of the sliding plate 401, a plurality of first clamping grooves 403 are formed at one end of the inner wall and the outer wall of the sliding piece 402, the filter piece 404 is arranged at one side of the sliding piece 402, a plurality of clamping plates 405 are fixedly arranged at one end of the filter piece 404, the clamping plates 405 are clamped with the corresponding first clamping grooves 403, the clamping ring 407 is fixedly arranged at one end of the sliding piece 402, the second clamping groove 406 is formed at one end of the filter piece 404, the clamping ring 407 is clamped with the second clamping groove 406, the air inlet pipe 104 is fixedly arranged on the outer wall of the top end of the first mounting frame 4, the air inlet pipe 104 is communicated with the first mounting frame 4, the air inlet pipe 104 is positioned above the outer wall of the filter piece 404, the arc plate 408 is fixedly arranged at the bottom end of the inner wall of the first mounting frame 4, the fixed frame 5 is fixedly arranged on one side of the first mounting frame 4, the first motor 503 is fixedly arranged at one end of the fixed frame 5, one end of the output end of the first motor 503 extends into the fixed frame 5, the mounting shaft 502 is fixedly arranged at one end of the output end of the first motor 503, the mounting shaft 502 extends into the first mounting frame 4, one end of the filter piece 404 is arranged at one end of the mounting shaft 502, the sealing piece 501 is fixedly arranged at the bottom end of the inner wall of the fixed frame 5, the mounting shaft 502 is positioned on the inner wall of the sealing piece 501, and a plurality of fixing screws 504 are arranged on the outer wall of one end of the fixed frame 5; the slider 402 rotates on the sliding plate 401, the slider 402 plays the effect of installing filter 404, specifically, filter 404 passes through screw fixed mounting in the one end of installation axle 502, the cardboard 405 with filter 404 one end aligns the first draw-in groove 403 of slider 402 one end, and promote fixed frame 5, cardboard 405 and first draw-in groove 403 looks block this moment, carry out spacing to filter 404, the snap ring 407 card goes into second draw-in groove 406, the junction to slider 402 and filter 404 seals, prevent dust and impurity to get into connecting pipe 103 through the gap department that slider 402 and filter 404 are connected, the snap ring 407 material can select silica gel, be fixed to filter 404 through fixed frame 5 fixed mounting in one side of first installing frame 4, filter 404 is the cylinder, dust and impurity in the air are filtered through filter 404, and start through first motor 503 and drive installation axle 502 and rotate, thereby drive filter 404 outer wall's dust and removal of impurity, filter 404 outer wall and rotate to first frame 4 when the gap department that installs filter 404 and rotate to first inner wall 4, filter frame 404 can be changed when the filter frame 5 is blown down to the filter frame 404, the filter frame is convenient to install the filter frame 5 can be changed, the filter frame is blown down to the filter frame is easy to install the filter frame 5.
In some embodiments, referring to fig. 6 and 7, the cleaning assembly comprises a second mounting frame 6, a protective housing 609, a second motor 601, a turntable 602, connecting ropes 603, a mounting plate 604, a first cleaning member 605, a second cleaning member 606, a supporting plate 607 and supporting springs 608, wherein the second mounting frame 6 is fixedly mounted on two sides of the outer wall of the first mounting frame 4, the second mounting frame 6 is communicated with the first mounting frame 4, the protective housing 609 is fixedly mounted on two sides of the inner wall of the second mounting frame 6, the second motor 601 is fixedly mounted on the inner wall of the protective housing 609, the turntable 602 is fixedly mounted on one end of the output end of the second motor 601, the connecting ropes 603 are fixedly mounted on the outer wall of the turntable 602, the other ends of the connecting ropes 603 are fixedly mounted on one end of the mounting plate 604, a plurality of supporting springs 608 are fixedly arranged on one side of the inner wall of the second installation frame 6, the installation plate 604 is fixedly arranged on the other end of the supporting springs 608, a plurality of supporting plates 607 are fixedly arranged on one end of the installation plate 604, the first cleaning piece 605 and the second cleaning piece 606 are respectively positioned on two sides of the supporting plates 607, the installation plate 604, the first cleaning piece 605, the second cleaning piece 606 and the supporting plates 607 are positioned in the first installation frame 4, one side of the first cleaning piece 605, one side of the second cleaning piece 606 and one side of the supporting plates 607 are positioned on the outer wall surface of the filtering piece 404, through holes are formed in one side of the outer wall of the protective shell 609, and the connecting ropes 603 are slidably arranged on the inner wall of the through holes; the backup pad 607 on backup pad 608 support mounting panel 604 supports at the filter 404 outer wall, backup pad 607 plays and prevents excessive pressure of first clearance piece 605 and second clearance piece 606 at the filter 404 outer wall, first clearance piece 605 and second clearance piece 606 one end are located the filter 404 outer wall, first clearance piece 605 and second clearance piece 606 can clear up the dust and the impurity of filter 404 outer wall, first clearance piece 605 and second clearance piece 606 can use the brush, the gap that the dust and the impurity that clear up can fall to first installing frame 4 bottom between backup pad 607, when dust and impurity that piles up above the second clearance piece 606 are too much, the second motor 601 starts to drive carousel 602 rotation, pulling connecting rope 603, pull back the mounting panel 604 inside the second installing frame 6 through connecting rope 603, dust and impurity that piles up above the second clearance piece 606 blow out the first installing frame 4 bottom through the air current, dust and impurity that can be better with the filter 404 outer wall clear up, more thoroughly to the dust and the impurity clearance of filter 404 outer wall.
In this example, the protective housing 609 serves to protect the internal second motor 601 from dust damage to the second motor 601.
In this example, a protection ring may be disposed at a contact portion between the outer wall of the filter 404 and the support plate 607, where the protection ring may be made of plastic, metal, or the like, to protect the filter 404.
In some embodiments, referring to fig. 3 and 8, the collecting assembly includes a connecting frame 7, a fixing plate 701, a third motor 702, a conveying member 703, a first blocking member 704, a second blocking member 705 and a collecting frame 706, wherein the connecting frame 7 is fixedly installed at the bottom end of the first mounting frame 4, the connecting frame 7 is communicated with the first mounting frame 4, the third motor 702 is fixedly installed at one side of the outer wall of the connecting frame 7, one end of the output end of the third motor 702 extends into the connecting frame 7, the conveying member 703 is fixedly installed at one end of a rotating shaft at one end of the output end of the third motor 702, the first blocking member 704 is fixedly installed at one side of the inner wall of the connecting frame 7, the second blocking member 705 is fixedly installed at the other side of the inner wall of the connecting frame 7, the first blocking member 704 and the second blocking member 705 are located on the same horizontal line with the conveying member 703, the collecting frame 706 is slidably installed at the bottom end of the outer wall of the connecting frame 7, the fixing plate 701 is respectively fixedly installed at two sides of the connecting frame 7 and the outer wall of the collecting frame 706, the arc 706 is located at one side of the connecting position of the collecting frame 4, one side of the connecting frame 706 and the first blocking member 704 and one side of the second blocking member 705 is in a position of the connecting frame 7, the conveying member 703 is in a clamping position of the opposite to the two sides of the inner wall of the connecting frame 7, and the two ends of the arc-shaped blocking member 703 are fixedly installed, the two end faces are respectively, and the two opposite to the two end faces of the sealing plate 703 are fixedly installed; after the filtered dust and impurities fall onto the arc plate 408, part of air flow enters the connecting frame 7 so as to drive the dust and impurities above the arc plate 408 to enter the connecting frame 7, the third motor 702 is started to drive the conveying member 703 to rotate, the conveying member 703 drives the dust and impurities above the connecting frame 7 to enter the collecting frame 706 and fall into the collecting frame 706, when the conveying member 703 rotates to be perpendicular to the inner wall of the connecting frame 7, the conveying member 703 and the first blocking member 704 and the second blocking member 705 block the lower part of the connecting frame 7, the dust and impurities in the collecting frame 706 are prevented from entering the first mounting frame 4 again due to backflow of the air flow, the filtered dust and impurities can be collected, the collecting frame 706 is of a detachable design, and the dust and impurities in the collecting frame 706 are conveniently taken out and treated.
In some embodiments, referring to fig. 1 and 2, a plurality of output pumps 3 are fixedly installed at one end of a casing 1, an oil inlet pipe 301 is fixedly installed at one end of each output pump 3, a conveying pipe 302 is fixedly installed at the other end of each output pump 3, a plurality of branch pipes 303 are fixedly installed at each conveying pipe 302, the other end of each branch pipe 303 is fixedly installed on the outer wall of the casing 1, the branch pipes 303 extend into the casing 1, a first screw 202 and a second screw 204 are rotatably installed on the inner wall of the casing 1, the first screw 202 is located at one side of the second screw 204, a rotating shaft seat 205 is fixedly installed at both ends of the inner wall of the casing 1, both ends of the first screw 202 and the second screw 204 are rotatably installed on the inner wall of the corresponding rotating shaft seat 205, one end of the first screw 202 and one end of the second screw 204 extend to one end of the casing 1, a first gear 201 is fixedly installed at one end of the second screw 204 extending out of the outer wall of the casing 1, a second gear 203 is fixedly installed at one end of the outer wall of the casing 1, the first gear 201 and the second gear 203 is meshed with the second gear 203, the first gear 201 and the second gear 203 are fixedly installed on the inner wall of the casing 101, one end of the motor 101 is located inside the casing 101, one end of the motor is fixed at one end is fixed to the motor end is driven, and is fixed to the end 2 is fixed to the output end of the motor end is fixed to the motor end 2, and is fixed to the end is fixed to the output end 2; the first screw 202 and the second screw 204 are screw rotors, the driving motor 2 is started to drive the first gear 201 and the first screw 202 to rotate, the first gear 201 drives the second gear 203 to rotate, the second gear 203 drives the second screw 204 to rotate, the second screw 204 and the first screw 202 rotate in opposite directions, the first screw 202 and the second screw 204 are in spiral shape, in the rotating process, the inter-tooth volume between the first screw 202 and the second screw 204 changes periodically from large to small, the gas in the volume is compressed and conveyed, the output pump 3 is connected with a lubricating oil tank through one end of an oil inlet pipe 301 and conveyed into the casing 1 through a conveying pipe 302 and a branch pipe 303, and lubrication of the first screw 202 and the second screw 204 is achieved.
In this example, the driving motor 2, the first motor 503, the second motor 601, and the third motor 702 may be servo motors.
The driving motor 2, the first motor 503, the second motor 601 and the third motor 702 according to the present embodiment can be freely configured according to the actual application scenario, and the driving motor 2, the first motor 503, the second motor 601 and the third motor 702 work by methods commonly used in the prior art.
The working flow and principle of the invention are as follows: when the oil-free screw blower is used, the clamping plate 405 at one end of the filter 404 is aligned with the first clamping groove 403 at one end of the sliding part 402, the fixing frame 5 is pushed, the clamping plate 405 is clamped with the first clamping groove 403, the filter 404 is limited, the clamping ring 407 is clamped into the second clamping groove 406, the joint of the sliding part 402 and the filter 404 is sealed, dust and impurities are prevented from entering the connecting pipe 103 through the joint of the sliding part 402 and the filter 404, the filter 404 is fixed at one side of the first mounting frame 4 through the fixing frame 5, the filter 404 is cylindrical, dust and impurities in the air are filtered through the filter 404, the first motor 503 is started to drive the mounting shaft 502 to rotate, thereby drive filter 404 rotation drive filter 404 outer wall dust and impurity remove, when filter 404 outer wall dust and impurity rotate to first installing frame 4 inner wall bottom, by the air current blow down on the arc 408 of first installing frame 4 bottom, when first screw rod 202 and second screw rod 204 rotate, the space volume between produces by big little periodic variation, produce compression and transport to the gas in the volume, thereby part air current gets into in the linking frame 7 thereby drive the dust and the impurity of arc 408 top get into linking frame 7, third motor 702 starts and drives conveyer 703 rotation, conveyer 703 drives the dust and the impurity of linking frame 7 top and gets into in the collection frame 706 below linking frame 7.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (10)
1. The utility model provides an oil-free screw air-blower falls in silence, includes casing (1), casing (1) top fixed mounting has connecting pipe (103), its characterized in that still includes:
the filter assembly is used for filtering dust and impurities in the air sucked by the screw blower and preventing the dust and impurities in the air from blocking the air inlet of the screw blower;
cleaning the assembly; the cleaning component is used for cleaning dust and impurities filtered out from the air inlet part of the screw blower;
a collecting assembly for collecting the filtered dust and foreign matters;
the filter component comprises a sliding plate (401), a first mounting frame (4), a sliding piece (402), a first clamping groove (403), a filter piece (404), clamping plates (405), a second clamping groove (406) and a clamping ring (407), wherein the first mounting frame (4) is fixedly mounted on one end of the connecting pipe (103), the first mounting frame (4) is communicated with the connecting pipe (103), the sliding plate (401) is fixedly mounted on one side of the inner wall of the first mounting frame (4), the sliding plate (401) is located at the position where the first mounting frame (4) is communicated with the connecting pipe (103), the sliding piece (402) is slidably mounted on one side of the sliding plate (401), a plurality of first clamping grooves (403) are formed in one end of the inner wall and the outer wall of the sliding piece (402), the filter piece (404) is mounted on one side of the sliding piece (402), a plurality of clamping plates (405) are fixedly mounted on one end of the filter piece (404), the clamping plates (405) are correspondingly arranged on one side of the first clamping groove (403) and the clamping groove (406) are formed in the position where the clamping ring (407) is fixedly mounted on one end of the first clamping groove (406).
2. A silent noise reducing oil free screw blower as defined in claim 1 wherein: the air inlet pipe (104) is fixedly arranged on the outer wall of the top end of the first mounting frame (4), the air inlet pipe (104) is communicated with the first mounting frame (4), the air inlet pipe (104) is positioned above the outer wall of the filter element (404), and an arc-shaped plate (408) is fixedly arranged at the bottom end of the inner wall of the first mounting frame (4).
3. A silent noise reducing oil free screw blower as defined in claim 1 wherein: first installing frame (4) one side fixed mounting has fixed frame (5), fixed frame (5) one end fixed mounting has first motor (503), just first motor (503) output one end extends to inside fixed frame (5), first motor (503) output one end fixed mounting has installation axle (502), just installation axle (502) extend to inside first installing frame (4), filter piece (404) one end install in installation axle (502) one end, fixed frame (5) inner wall bottom fixed mounting has sealing member (501), installation axle (502) are located sealing member (501) inner wall, a plurality of fixed screws (504) are installed to fixed frame (5) one end outer wall.
4. A silent noise reducing oil free screw blower as defined in claim 1 wherein: the cleaning component comprises a second mounting frame (6), a protective housing (609), a second motor (601), a rotary table (602), connecting ropes (603), a mounting plate (604), a first cleaning piece (605), a second cleaning piece (606), a supporting plate (607) and supporting springs (608), wherein the second mounting frame (6) is fixedly mounted on two sides of the outer wall of the first mounting frame (4), the second mounting frame (6) is communicated with the first mounting frame (4), the protective housing (609) is fixedly mounted on two sides of the inner wall of the second mounting frame (6), the second motor (601) is fixedly mounted on the inner wall of the protective housing (609), the rotary table (602) is fixedly mounted on one end of the output end of the second motor (601), the connecting ropes (603) are fixedly mounted on the outer wall of the rotary table (602), the other ends of the connecting ropes (603) are fixedly mounted on one end of the mounting plate (604), a plurality of the supporting springs (608) are fixedly mounted on one side of the second mounting frame (6) and the other end of the inner wall (607) is fixedly mounted on the other end of the mounting plate (604), the first cleaning piece (605) and the second cleaning piece (606) are fixedly arranged at one end of the mounting plate (604), and the first cleaning piece (605) and the second cleaning piece (606) are respectively positioned at two sides of the supporting plate (607).
5. A silent noise reducing oil free screw blower as defined in claim 4 wherein: mounting panel (604), first clearance piece (605), second clearance piece (606) and backup pad (607) are located inside first installing frame (4), just first clearance piece (605), second clearance piece (606) and backup pad (607) one side are located filter piece (404) outer wall surface, the through-hole has all been seted up to protective housing (609) outer wall one side, connecting rope (603) slidable mounting in the through-hole inner wall.
6. A silent noise reducing oil free screw blower as defined in claim 2 wherein: the collecting assembly comprises a connecting frame (7), a fixing plate (701), a third motor (702), a conveying member (703), a first blocking member (704), a second blocking member (705) and a collecting frame (706), wherein the connecting frame (7) is fixedly arranged at the bottom end of the first mounting frame (4), the connecting frame (7) is communicated with the first mounting frame (4), the third motor (702) is fixedly arranged at one side of the outer wall of the connecting frame (7), one end of the output end of the third motor (702) extends into the connecting frame (7), the conveying member (703) is fixedly arranged at one end of a rotating shaft at one end of the output end of the third motor (702), the first blocking member (704) is fixedly arranged at one side of the inner wall of the connecting frame (7), the second blocking member (705) is fixedly arranged at the other side of the inner wall of the connecting frame (7), the first blocking member (704) and the second blocking member (705) are positioned at the same horizontal line with the conveying member (703), the conveying member (703) is fixedly arranged at one side of the inner wall of the connecting frame (7), the two sides of the connecting frame (706) and the two sides of the connecting frame (706) are fixedly arranged, the arc plate (408) is positioned at one side of the joint of the collecting frame (706) and the first mounting frame (4).
7. A silent noise reducing oil free screw blower as defined in claim 6 wherein: the utility model discloses a sealing device for the wall of the automobile, including first blocking piece (704) and second blocking piece (705), first blocking piece (704) and second blocking piece (705) one side are the arc, transport piece (703) are the diamond, just the fillet has been seted up at transport piece (703) both ends, transport piece (703) both ends respectively with the arcwall face looks block of first blocking piece (704) and second blocking piece (705) one side, collect frame (706) inner wall top fixed mounting has the closing plate, fixed plate (701) and fixed plate (701) position corresponding of connecting frame (7) outer wall both sides of frame (706) both sides are collected to fixed plate (701) one end all has seted up the screw hole, screw is installed to the screw hole inner wall.
8. A silent noise reducing oil free screw blower as defined in claim 1 wherein: casing (1) one end fixed mounting has a plurality of output pumps (3), the equal fixed mounting of output pump (3) one end has oil feed pipe (301), the equal fixed mounting of output pump (3) other end has conveyer pipe (302), conveyer pipe (302) equal fixed mounting has a plurality of branch pipes (303), branch pipe (303) other end fixed mounting in casing (1) outer wall, just branch pipe (303) extend to inside casing (1).
9. A silent noise reducing oil free screw blower as defined in claim 1 wherein: the inner wall of the machine shell (1) is rotatably provided with a first screw rod (202) and a second screw rod (204), the first screw rod (202) is positioned at one side of the second screw rod (204), both ends of the inner wall of the machine shell (1) are fixedly provided with rotating shaft seats (205), both ends of the first screw rod (202) and the second screw rod (204) are respectively rotatably provided with the inner wall corresponding to the rotating shaft seats (205), one ends of the first screw rod (202) and the second screw rod (204) extend to one end of the outer wall of the machine shell (1), one end of the first screw rod (202) extending out of the outer wall of the machine shell (1) is fixedly provided with a first gear (201), one end of the second screw rod (204) extending out of the outer wall of the machine shell (1) is fixedly provided with a second gear (203), the first gear (201) and the second gear (203) are meshed, one end of the machine shell (1) is fixedly provided with a mounting shell (101), the first gear (201) and the second gear (203) are positioned in the interior of the mounting shell (101), one end of the motor (101) is fixedly provided with a driving end (2) and the driving end (2) is fixedly provided with the driving end (2) extending out of the driving end (101), an air outlet pipe (102) is fixedly arranged at the bottom end of the shell (1).
10. A noise reduction method of a silent noise reduction oil free screw blower according to any one of claims 1-9, comprising the steps of:
s1, installing a filter element (404), aligning a clamping plate (405) at one end of the filter element (404) with a first clamping groove (403) at one end of a sliding element (402), pushing a fixing frame (5), fixing the fixing frame (5) on a first installation frame (4), and fixing the filter element (404);
s2, when the first screw (202) and the second screw (204) rotate, the volume between the teeth is periodically changed from large to small, and the gas in the volume is compressed and conveyed;
s3, when air is introduced, the first motor (503) is started to drive the installation shaft (502) to rotate, so that the filter element (404) is driven to rotate to drive dust and impurities on the outer wall of the filter element (404) to move, and when the dust and impurities on the outer wall of the filter element (404) rotate to the bottom end of the inner wall of the first installation frame (4), the dust and impurities are blown off onto the arc-shaped plate (408) at the bottom end of the first installation frame (4) by air flow, so that the dust and impurities subjected to filtration treatment are separated from the filter element (404).
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117483759A (en) * | 2023-12-29 | 2024-02-02 | 江苏华骏丰金属制品有限公司 | Processing positioning device and method for oil-retaining bearing |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20190299141A1 (en) * | 2018-04-02 | 2019-10-03 | San Ford Machinery Co., Ltd. | Transverse secondary dust collector |
CN210304675U (en) * | 2019-07-24 | 2020-04-14 | 山东泓奥电力科技有限公司 | Self-cleaning formula solar cell panel cleaning device |
CN111810406A (en) * | 2020-06-19 | 2020-10-23 | 力达(中国)机电有限公司 | Mute noise-reduction oilless screw blower |
CN212843000U (en) * | 2020-09-01 | 2021-03-30 | 安徽亿智新材料科技有限公司 | Dust removal device for waste aluminum smelting furnace |
CN213655129U (en) * | 2020-11-18 | 2021-07-09 | 南京紫鑫汇萃环境科技有限公司 | Novel screw blower |
CN214145961U (en) * | 2020-12-09 | 2021-09-07 | 广西政和伟业消防有限公司 | Noise-reduction explosion-proof special fan |
CN214862090U (en) * | 2021-06-21 | 2021-11-26 | 浙江航民股份有限公司 | Drying-machine waste gas impurity filter equipment |
WO2022001816A1 (en) * | 2020-06-30 | 2022-01-06 | 洲洲机电股份有限公司 | Self-cleaning exhaust fan for textile mill |
CN114215752A (en) * | 2021-12-13 | 2022-03-22 | 德哈哈压缩机江苏有限公司 | Oil-gas separation equipment for energy-saving screw compressor and separation method thereof |
CN216306215U (en) * | 2021-08-24 | 2022-04-15 | 陈晨 | Screw vacuum pump with self-cleaning function |
CN217057823U (en) * | 2022-04-14 | 2022-07-26 | 河南天中消防制冷工程有限公司 | Basement ventilation smoke prevention and exhaust device |
CN115163490A (en) * | 2022-07-28 | 2022-10-11 | 林佳敏 | Screw air compressor with empty subassembly of straining |
-
2022
- 2022-12-14 CN CN202211614694.9A patent/CN116159385B/en active Active
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20190299141A1 (en) * | 2018-04-02 | 2019-10-03 | San Ford Machinery Co., Ltd. | Transverse secondary dust collector |
CN210304675U (en) * | 2019-07-24 | 2020-04-14 | 山东泓奥电力科技有限公司 | Self-cleaning formula solar cell panel cleaning device |
CN111810406A (en) * | 2020-06-19 | 2020-10-23 | 力达(中国)机电有限公司 | Mute noise-reduction oilless screw blower |
WO2022001816A1 (en) * | 2020-06-30 | 2022-01-06 | 洲洲机电股份有限公司 | Self-cleaning exhaust fan for textile mill |
CN212843000U (en) * | 2020-09-01 | 2021-03-30 | 安徽亿智新材料科技有限公司 | Dust removal device for waste aluminum smelting furnace |
CN213655129U (en) * | 2020-11-18 | 2021-07-09 | 南京紫鑫汇萃环境科技有限公司 | Novel screw blower |
CN214145961U (en) * | 2020-12-09 | 2021-09-07 | 广西政和伟业消防有限公司 | Noise-reduction explosion-proof special fan |
CN214862090U (en) * | 2021-06-21 | 2021-11-26 | 浙江航民股份有限公司 | Drying-machine waste gas impurity filter equipment |
CN216306215U (en) * | 2021-08-24 | 2022-04-15 | 陈晨 | Screw vacuum pump with self-cleaning function |
CN114215752A (en) * | 2021-12-13 | 2022-03-22 | 德哈哈压缩机江苏有限公司 | Oil-gas separation equipment for energy-saving screw compressor and separation method thereof |
CN217057823U (en) * | 2022-04-14 | 2022-07-26 | 河南天中消防制冷工程有限公司 | Basement ventilation smoke prevention and exhaust device |
CN115163490A (en) * | 2022-07-28 | 2022-10-11 | 林佳敏 | Screw air compressor with empty subassembly of straining |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117483759A (en) * | 2023-12-29 | 2024-02-02 | 江苏华骏丰金属制品有限公司 | Processing positioning device and method for oil-retaining bearing |
CN117483759B (en) * | 2023-12-29 | 2024-03-26 | 江苏华骏丰金属制品有限公司 | Processing positioning device and method for oil-retaining bearing |
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