CN114471008A - Efficient compression system for realizing air separation - Google Patents
Efficient compression system for realizing air separation Download PDFInfo
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- CN114471008A CN114471008A CN202210124320.2A CN202210124320A CN114471008A CN 114471008 A CN114471008 A CN 114471008A CN 202210124320 A CN202210124320 A CN 202210124320A CN 114471008 A CN114471008 A CN 114471008A
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- air
- compression system
- air inlet
- dust
- filter element
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- 230000006835 compression Effects 0.000 title claims abstract description 59
- 238000007906 compression Methods 0.000 title claims abstract description 59
- 238000000926 separation method Methods 0.000 title claims abstract description 29
- 239000000428 dust Substances 0.000 claims abstract description 52
- 238000004140 cleaning Methods 0.000 claims abstract description 40
- 238000001914 filtration Methods 0.000 claims abstract description 29
- 238000001514 detection method Methods 0.000 claims abstract description 27
- 238000001179 sorption measurement Methods 0.000 claims description 25
- 238000007664 blowing Methods 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 230000009467 reduction Effects 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 description 16
- 230000005611 electricity Effects 0.000 description 13
- 230000003068 static effect Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 7
- 238000011010 flushing procedure Methods 0.000 description 7
- 239000002245 particle Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241001417527 Pempheridae Species 0.000 description 2
- 238000002242 deionisation method Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Classifications
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- 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
- B01D46/4227—Manipulating filters or filter elements, e.g. handles or extracting tools
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04151—Purification and (pre-)cooling of the feed air; recuperative heat-exchange with product streams
- F25J3/04163—Hot end purification of the feed air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2205/00—Processes or apparatus using other separation and/or other processing means
- F25J2205/84—Processes or apparatus using other separation and/or other processing means using filter
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2205/00—Processes or apparatus using other separation and/or other processing means
- F25J2205/86—Processes or apparatus using other separation and/or other processing means using electrical phenomena, e.g. Corona discharge, electrolysis or magnetic field
-
- 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
Abstract
The invention provides a high-efficiency compression system for realizing air separation, which comprises a gas compressor, an air inlet channel arranged at the air inlet of the gas compressor, at least two air filtering devices communicated with the air inlet channel, a control valve arranged between each air filtering device and the air inlet, a control device, a humidity detection device for detecting the ambient humidity and a dust detection device arranged at the air inlet channel, wherein the control device is used for acquiring the detection values of the humidity detection device and the dust detection device so as to control the opening and closing of the control valve, can directly control the replacement of the air filtering devices according to the content of the dust in the air inlet channel, avoids excessive dust from being attached to blades of the air compressor, can reduce the influence of the reduction of the compression efficiency caused by the dust attached to the blades, improves the compression efficiency of the compression system, and does not need to stop while cleaning the air filtering devices by directly switching the air filtering devices, the compression efficiency is further improved.
Description
Technical Field
The invention relates to the technical field of air separation, in particular to a high-efficiency compression system for realizing air separation.
Background
Air separation is equipment which takes air as a raw material, turns the air into liquid by a compression cycle deep freezing method, and gradually separates and produces inert gases such as oxygen, nitrogen, argon and the like from the liquid air by rectification, the air compression is a necessary procedure of the air separation, the compression efficiency of the air is directly related to the efficiency of the air separation, the air compression of the existing air separation equipment needs to compress the air mainly by an air compressor, in order to ensure the cleanliness of the air, an air compression system comprises an air filtering device used for filtering dust and impurities in the air, but after the existing air filtering device is used for a long time, a filter element is blocked, so that the air inlet resistance is large, the compression efficiency is reduced, aiming at the problem, a cleaning device of the air filter element can be added in the prior art, and whether the cleaning device works or not is controlled by adopting a mode of detecting the air inflow, make cleaning device work clean the filter core when the filter core is blockked up the air input and is not enough, this kind of mode though can be in time clear up when the filter core blocks up, still need shut down at the in-process of clearance, and when local damage takes place at the filter core, the air input can reach the requirement, but has a large amount of dust entering, and the dust is attached to on the compressor blade, leads to compressor compression efficiency to reduce.
Disclosure of Invention
In view of the above problems, the present application provides an efficient compression system for separating air, so as to solve the technical problems in the background art and improve the working efficiency of the compression system.
The invention provides a high-efficiency compression system for realizing air separation, which comprises a gas compressor, an air inlet channel arranged at an air inlet of the gas compressor, at least two air filtering devices communicated with the air inlet channel, a control valve arranged between each air filtering device and the air inlet, a control device, a humidity detection device for detecting ambient humidity and a dust particle detection device arranged at the air inlet channel, wherein the control device is used for acquiring detection values of the humidity detection device and the dust particle detection device so as to control the opening and closing of the control valve.
Further, micronic dust detection device including set up in electrostatic absorption board in the intake duct, with electrostatic generator that electrostatic absorption board electricity is connected, with the electrostatic absorption board corresponds the industrial camera that sets up and set up in the air outlet of electrostatic absorption board one side, the air outlet is connected with the deionization wind regime, the air outlet orientation the electrostatic absorption board sets up.
Further, be provided with sealed dustless chamber on the lateral wall of intake duct, the electrostatic absorption board does the dustless chamber is located lateral wall in the intake duct, just the electrostatic absorption board is the transparent plate, the industry camera set up in on the lateral wall in dustless chamber.
Further, the face of electrostatic absorption board is on a parallel with the axis direction of intake duct, in the intake duct with the electrostatic absorption board is provided with parallel light source relatively, the light perpendicular to that parallel light source sent the face of electrostatic absorption board.
Further, the air filtering device is provided with a cleaning device, the cleaning device comprises a back flushing branch, one end of the back flushing branch is connected between the air filtering device and the corresponding control valve, the other end of the back flushing branch is communicated with a high-pressure air source, and each back flushing branch is provided with an electromagnetic valve.
Further, the air filtering device comprises a cylindrical vent pipe, a mounting seat arranged at one end of the vent pipe and a cylindrical filter element arranged on the mounting seat, the cleaning device further comprises a rotating assembly surrounding the cylindrical filter element and at least one group of cleaning assemblies arranged on the rotating assembly, the cleaning assemblies comprise cleaning brushes in surface contact with the outer surface of the cylindrical filter element, and the rotating assembly can drive the cleaning brushes to wind the axial rotation of the cylindrical filter element.
Further, the rotating assembly comprises a shell body, a cover body and a driving motor, wherein the shell body and the cover are arranged on the shell body, the shell body and the cover are arranged around the cylindrical filter element and are coaxially arranged, and the outer shell body and the cover are connected through rotation of the vent pipe.
The cleaning assembly further comprises a fixed plate, a rotating shaft and a movable plate, wherein the fixed plate is arranged on the inner side wall of the outer shell and is parallel to the axis of the vent pipe, the rotating shaft is rotatably arranged on one side, away from the cylindrical filter element, of the fixed plate, the movable plate is arranged between the rotating shaft and the fixed plate, a plurality of cylindrical through holes are uniformly arranged on the fixed plate at intervals along the axial direction of the vent pipe, a plurality of lead screw nuts are arranged on the movable plate in one-to-one correspondence with the through holes, a rotating rod is rotatably arranged in each through hole and comprises a lead screw part in threaded fit with the lead screw nuts, and the cleaning brush is arranged at the end part of the rotating rod; the movable plate is in driving connection with the rotating shaft, and the rotating shaft is in driving connection with the ventilating pipe, so that the outer shell winds the ventilating pipe to drive the rotating shaft to rotate when rotating, and the rotating shaft drives the movable plate to move in a reciprocating mode along the axial direction of the rotating rod.
Further, a plurality of cams are arranged on the rotating shaft at intervals, a plurality of pressure springs are arranged between the movable plate and the fixed plate, and the axial direction of the rotating rod is arranged along the radial direction of the vent pipe.
Further, the mounting seat is provided with a gear ring which is coaxial with the vent pipe, and the rotating shaft is provided with a driven gear which is in driving connection with the gear ring.
Further, the both ends of tube-shape filter core all are provided with first annular magnetic part, the mount pad with the filter core lid all disposes annular seal spare, annular seal spare includes the elasticity gasbag, set up in on the elasticity gasbag lateral wall and the second annular magnetic part and the third annular magnetic part that are parallel to each other, be close to the tube-shape filter core the second annular magnetic part with first annular magnetic part magnetism adsorbs the cooperation, the second annular magnetic part with the cooperation is repelled to the third annular magnetic part.
Further, the first annular magnetic members at both ends of the cylindrical filter element have opposite magnetic directions.
Further, the outside of shell body centers on the shell body is provided with a plurality of connecting rods at even interval, be provided with on the lid a plurality of with the connecting rod one-to-one sets up connecting portion, connecting portion with the connecting rod quick detach is connected.
Further, the connecting part comprises a columnar piece rotatably arranged on the cover body, a columnar cavity formed in the columnar piece, and a second rotating rod coaxially arranged with the columnar piece and rotatably arranged on the columnar piece, the part of the second rotating rod extending into the cylindrical cavity is coaxially provided with a circular plate, the peripheral surface of the circular plate is in sliding fit with the inner side wall of the cylindrical cavity, a plurality of grooves are uniformly arranged on the outer peripheral surface of the circular plate at intervals along the circumferential direction, a plurality of channels are arranged on the outer side wall of the columnar cavity in the area corresponding to the circular plate, a locking ball is arranged in each channel, a sliding sleeve is sleeved on the outer side of the columnar piece, a second pressure spring is arranged between the sliding sleeve and the cover body, a limiting piece is arranged on the columnar piece, the sliding sleeve can abut against the limiting piece under the action of the elastic force of the second pressure spring; the part of the second rotating rod extending out of the cylindrical cavity is provided with a second threaded part, the end part of the connecting rod is provided with a second screw nut, and a channel which is coaxial with the screw nut is arranged in the connecting rod.
Further, still include around the loop forming element that the lid set up, a plurality of sliding sleeve all with the loop forming element is connected, the relative both sides of lid all are provided with the handle.
Further, the bottom in column chamber is provided with the sliding block along its endwise slip, the sliding block with still be provided with the third pressure spring between the column chamber bottom, the third pressure spring can with the sliding block supports and presses the tip at the second dwang, the sliding block with the non-normal running fit in column chamber.
The invention provides a high-efficiency compression system for realizing air separation, which can directly control the replacement of an air filter device according to the content of micro-dust in an air inlet channel, avoid the excessive attachment of the micro-dust on blades of an air compressor, reduce the influence of the reduction of the compression efficiency caused by the attachment of the micro-dust on the blades, improve the compression efficiency of the compression system, and further improve the compression efficiency by directly switching the air filter device without stopping the air filter device while cleaning the air filter device.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a high-efficiency compression system for realizing air separation according to the present invention.
Fig. 2 is a schematic structural diagram of a fine dust detection device in a high-efficiency compression system for realizing air separation according to the present invention.
Fig. 3 is a schematic structural diagram of an air filtering device in a high-efficiency compression system for realizing air separation according to the present invention.
Fig. 4 is a schematic diagram of a partial enlarged structure at a in the high-efficiency compression system for separating air according to the present invention.
Fig. 5 is a schematic diagram of a partial enlarged structure at B in a high-efficiency compression system for realizing air separation according to the present invention.
Fig. 6 is a schematic diagram of a partial enlarged structure at D in a high-efficiency compression system for separating air according to the present invention.
Fig. 7 is a schematic structural diagram of a cover in a C-direction view in a high-efficiency compression system for separating air according to the present invention.
Fig. 8 is a schematic cross-sectional view at E-E of the outer shell of the high efficiency compression system for air separation according to the present invention.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example one
The invention provides a high-efficiency compression system for realizing air separation, and as a specific implementation mode, referring to fig. 1 and fig. 2, the system comprises a gas compressor 1, an air inlet passage 10 arranged at an air inlet of the gas compressor 1, at least two air filtering devices 2 communicated with the air inlet passage 10, a control valve 21 arranged between each air filtering device 2 and the air inlet, a control device 3, a humidity detection device 4 for detecting ambient humidity and a dust particle detection device 5 arranged at the air inlet passage 10, wherein the control device 3 is used for acquiring detection values of the humidity detection device 4 and the dust particle detection device 5 to control the opening and closing of the control valve 21.
Specifically, for convenience of description, two air filtering devices 2 are exemplarily illustrated, by which when the compression system compresses air, the control device 4 controls one of the control valves 21 to open, controls the other control valve 21 to close, filters the air through one of the air filtering devices 2, thereby filtering out fine dust in the air, and when the content of the fine dust in the air inlet channel 10 is detected through the fine dust detection device 5, and the humidity of the air in the external environment is detected through the humidity detection device, when the content of the fine dust in the air inlet channel 10 exceeds a standard, the control device 4 controls the two control valves to switch, so as to realize the switching of the air filtering devices 2, by which the replacement of the air filtering devices can be directly controlled according to the content of the fine dust in the air inlet channel, thereby preventing the fine dust from being excessively attached to blades of the air compressor, the influence of reduction of compression efficiency caused by attachment of micro-dust on the blades can be reduced, and the compression efficiency of a compression system is improved; it can be understood that when the humidity in the air is increased, the dust is more easily attached to the blades, and the standard value of the content of the dust in the air inlet channel 10 exceeding the standard is determined according to the difference of the humidity by detecting the humidity in the air, so that the control is more accurate; and secondly, the invention does not need to stop the air filter device while cleaning the air filter device by directly switching the air filter device, thereby further improving the compression efficiency.
The method for determining the standard value of the exceeding standard of the content of the micro dust in the air inlet channel 10 comprises the following steps: simulating the work of the air compressor, respectively working under different air humidities, controlling the content of the micro-dust in the air inlet passage to be gradually increased, and measuring the amount of the micro-dust attached to the compression blades of the air compressor after simulating the work for 100 hours under the condition of each content of the micro-dust until the content of the micro-dust attached to the compression blades exceeds the standard value corresponding to the excessive content of the micro-dust attached to the compression blades, and determining the content of the micro-dust as the standard value of the excessive content of the micro-dust under the air humidity.
It should be noted that, in the compression system provided by the present invention, the air inlet 10 is also provided with an air flow detection device (not shown), when the air flow in the air inlet is reduced to a preset value, it is proved that the air filter device filters a large amount of dust and needs to be replaced, and at this time, the control device performs replacement of the air filter device no matter whether the dust in the air inlet exceeds the standard or not; similarly, when the content of the micro dust in the air inlet channel exceeds the standard, the filter device is replaced no matter whether the air flow in the air inlet channel is reduced to a preset value or not; specifically, when the air flow in the air inlet channel is higher than a preset value and the content of the micro dust in the air inlet channel exceeds the standard, the filter element in the corresponding air filtering device is determined to be damaged, and alarm information is sent out timely to remind relevant personnel of replacement.
Further, referring to fig. 2, as a specific embodiment, the specific structure of the fine dust detection apparatus 5 is: the dust particle detection device 5 is including set up in electrostatic absorption board 51 in the intake duct 10, with electrostatic generator 510 that electrostatic absorption board 51 electricity is connected, with the corresponding industrial camera 52 that sets up of electrostatic absorption board 51 and set up in the air outlet 53 of electrostatic absorption board 51 one side, air outlet 53 is connected with deionization wind regime 54, air outlet 53 orientation electrostatic absorption board 51 sets up.
Specifically, in the setting mode, when the compression system works, the static electricity generating device 510 works, so that the static electricity adsorption plate 51 carries static electricity, the static electricity adsorption plate 51 can adsorb micro-dust in the air inlet channel 10, the static electricity adsorption plate 51 carries a preset static electricity duration T, the preset static electricity duration T is selected as required, any value in 0.5-15 seconds can be selected, then an industrial camera is controlled to photograph the static electricity adsorption plate, picture information on the surface of the static electricity adsorption plate is obtained, the picture information is processed, the number of micro-dust particles adsorbed on the static electricity adsorption plate is obtained, and the content of the micro-dust in the air inlet channel 10 is determined according to the number of the attached micro-dust particles; after the industrial camera 52 obtains picture information, the electrostatic generator 510 is controlled to stop working, the ion blower is controlled to work, the blown ion wind blows the adsorption surface of the electrostatic adsorption plate 51 from the air outlet 53 to remove static electricity on the ion adsorption plate, so as to remove micro-dust adsorbed on the surface of the ion adsorption plate, then the ion wind is controlled to stop working, and the steps are repeated to continuously detect the content of the micro-dust in the air inlet channel 10.
Further, referring to fig. 2, as a preferred embodiment, a sealed dust-free cavity 55 is disposed on the sidewall of the air inlet 10, the electrostatic adsorption plate 51 is the sidewall of the air inlet 10 where the dust-free cavity 55 is located, the electrostatic adsorption plate 51 is a transparent plate, and the industrial camera 52 is disposed on the sidewall of the dust-free cavity 55.
Specifically, dustless chamber 55 reaches for inside through the cavity that removes dust, through this kind of mode of setting up, can guarantee that only the electrostatic absorption board stretches into the face in the intake duct and adsorbs the micronic dust, can improve and detect the precision.
Further, as an optional implementation manner, the surface of the electrostatic adsorption plate 51 is parallel to the axial direction of the air inlet 10, parallel light sources 56 are arranged in the air inlet 10 and opposite to the electrostatic adsorption plate 51, and light emitted by the parallel light sources 56 is perpendicular to the surface of the electrostatic adsorption plate 51.
Example two
The invention provides a high-efficiency compression system for realizing air separation, which is different from the first embodiment in that an air filtering device 2 is provided with a cleaning device, the cleaning device comprises a back blowing branch 22, one end of the back blowing branch is connected between the air filtering device 2 and the corresponding control valve 21, the other end of the back blowing branch is communicated with a high-pressure air source 220, and each back blowing branch 22 is provided with an electromagnetic valve 221. Referring to fig. 1 and 3, by providing the back-flushing branch to communicate with the high-pressure air source 220, after the air filter device 2 is used, the control device 4 controls the corresponding electromagnetic valve 221 to open, and the high-pressure air source enters along the vent pipe 201 of the air filter device 2 to perform back-flushing, so as to clear away the micro-dust attached to the filter element of the air filter device 2, thereby achieving the purpose of automatically cleaning the air filter device.
Further, as a specific embodiment, referring to fig. 3-7, the air filter device 2 includes a cylindrical vent pipe 201, a mounting seat 202 disposed at one end of the vent pipe 201, and a cylindrical filter element 23 mounted on the mounting seat, the cleaning device further includes a rotating assembly 24 disposed around the cylindrical filter element 23, and at least one set of cleaning assemblies 25 disposed on the rotating assembly 24, the cleaning assemblies 25 include a cleaning brush 251 contacting with an outer surface of the cylindrical filter element 23, and the rotating assembly 24 can drive the cleaning brush 251 to rotate around an axial direction of the cylindrical filter element 23.
Further, referring to fig. 3, as a specific embodiment, the rotating assembly 24 includes an outer casing 241 coaxially disposed around the cylindrical filter element 23 and rotatably connected to the vent pipe 201, a cover 242 covering the outer casing, a filter element cover 243 covering an end portion of the cylindrical filter element 23, and a driving motor 244 disposed on the vent pipe 201 and drivingly connected to the outer casing 241, wherein the cover 242 is rotatably connected to the filter element cover 243, and the cleaning assembly 25 is disposed on an inner side wall of the outer casing.
Specifically, referring to fig. 3 to 7, in use, the breather pipe 201 is communicated with the air inlet 10 of the air compressor 1 through a pipeline, and when the air compressor 1 works, air enters the breather pipe 201 through the outer shell 241 and the cylindrical filter element 23 in sequence to complete the filtration of the air; wherein cleaning device still includes runner assembly 24, sets up on runner assembly 24 and cleans subassembly 25 to carry out the blowback through driving motor 244 and drive the shell body rotation when back flushing branch road to the tube-shape filter core, thereby make the cleaning brush 251 who cleans subassembly 25 clean the surface of filter core, can reach better cleaning performance.
Referring to fig. 8, as a preferred embodiment, baffles 2411 are arranged on the inner side wall of the outer shell at intervals along the circumferential direction, the baffles 2411 extend inwards along the rotation direction 9 of the outer shell driven by the driving motor 244, and a long-strip-shaped air flow channel 2410 is opened upstream of the intersection position of each baffle 2411 and the outer shell, and the length direction of the long-strip-shaped air flow channel extends along the axial direction of the outer shell. Through this kind of mode of setting, when driving motor 244 drive shell body is rotatory, can lead to the air current in the shell body through guide plate 2411, the gaseous air of being convenient for is discharged from air runner 2410, reaches better clean effect.
Further, referring to fig. 2 to 8, as a preferred embodiment, the cleaning assembly 25 further includes a fixing plate 252 disposed on an inner side wall of the outer housing 241 and disposed parallel to an axis of the breather pipe 201, a rotating shaft 253 rotatably disposed on a side of the fixing plate 252 away from the cylindrical filter element 23, and a moving plate 254 disposed between the rotating shaft 253 and the fixing plate 252, wherein a plurality of cylindrical through holes 2520 are uniformly disposed on the fixing plate at intervals along an axial direction of the breather pipe 201, a plurality of lead screw nuts 255 disposed corresponding to the through holes 2520 one to one are disposed on the moving plate 254, a rotating rod 256 is rotatably disposed in each through hole 2520, the rotating rod 256 includes a lead screw portion 2561 threadedly engaged with the lead screw nut 255, and the cleaning brush 251 is disposed at an end of the rotating rod 256; the movable plate 254 is drivingly connected to the rotating shaft 253, and the rotating shaft 253 is drivingly connected to the breather pipe 201, so that the outer casing rotates around the breather pipe 201 to drive the rotating shaft 253 to rotate, so that the rotating shaft drives the movable plate 254 to reciprocate along the axial direction of the rotating rod 256.
Specifically, through this kind of mode of setting, when cleaning the tube-shape filter core through sweeper brush 251 along with the shell body is rotatory, because shell body 241 rotates relatively for breather pipe 201, and dwang 256 with set up in breather pipe drive connection, drive movable plate 254 reciprocating motion, thereby make screw-nut 255 reciprocating motion on dwang 256, because screw-nut 255 is fixed to be set up on movable plate 254, and dwang 256 can not slide at the axial direction, consequently can drive dwang 256 reciprocating motion in movable plate reciprocating motion, thereby drive sweeper brush reciprocating motion, thereby reach better clearance effect, as specific implementation mode, movable plate 254 and pivot 253 can be connected through crank link mechanism.
Further, referring to fig. 4, as a preferred embodiment, the rotating shaft 253 is connected to the movable plate in a manner that a plurality of cams 2531 are spaced apart from each other on the rotating shaft 253, a plurality of compression springs 257 are disposed between the movable plate 254 and the fixed plate 252, and an axial direction of the rotating rod 256 is disposed along a radial direction of the breather pipe 201. Through the arrangement mode, the connecting structure of the rotating shaft and the rear movable plate can be simplified, and the structure is simplified.
Further, referring to fig. 3, as a preferred embodiment, the rotation shaft 253 and the air pipe 201 are connected in a manner that the mounting seat 202 is provided with a gear ring 2020 coaxially arranged with the air pipe 201, and the rotation shaft 253 is provided with a driven gear 2532 drivingly connected with the gear ring 2020.
Specifically, in order to enable the cleaning assembly to better clean the cylindrical filter element, the distance between the movable plate and the first position of the cylindrical filter element 23 to the second position farthest from the cylindrical filter element 23 in the moving process is L1, the thread pitch of the internal thread of the lead screw nut 255 is L2, the number of groups of the cleaning assembly is N, the adjusting coefficient is alpha, the value range is 0.43-0.87, the rotating speed of the outer shell is N1, the rotating speed of the rotating shaft 253 is N2, wherein N1/N2 is N1/2（L1/ L2）α。
Further, as a preferred embodiment, referring to fig. 3 and 5, a first annular magnetic member 230 is disposed at both ends of the cylindrical filter element 23, an annular sealing member 26 is disposed at each of the mounting seat 202 and the filter element cover 243, the annular sealing member 26 includes an elastic air bag 261, and a second annular magnetic member 262 and a third annular magnetic member 263 that are disposed on a side wall of the elastic air bag and are parallel to each other, the second annular magnetic member 262 near the cylindrical filter element 23 is magnetically attracted to and engaged with the first annular magnetic member 230, and the second annular magnetic member 262 and the third annular magnetic member 263 are repelled to and engaged with each other.
Further, the first annular magnetic members 230 at both ends of the cylindrical filter element 23 have opposite magnetic directions. Through the arrangement mode, the air tightness of the cylindrical filter element 23, the mounting seat 202 and the filter element cover can be ensured, and the filtering effect of the air filtering device is ensured.
EXAMPLE III
The invention provides a high-efficiency compression system for realizing air separation, which is different from the second embodiment in that a plurality of connecting rods 245 are uniformly arranged at intervals around the outer side of an outer shell 241, a plurality of connecting parts 246 which are arranged corresponding to the connecting rods one by one are arranged on a cover body 242, and the connecting parts 246 are connected with the connecting rods 245 in a quick-release manner. Through the mode of quick detach connection, can make things convenient for quick change the tube-shape filter core, avoid leading to compression system to shut down because of renew cartridge time overlength, further guarantee compression system's work efficiency.
Further, referring to fig. 3, 6 and 7, as a specific embodiment, the connection manner of the outer shell and the cover body is as follows: the connecting portion 246 includes a cylindrical member 2460 rotatably disposed on the cover 242, a cylindrical cavity 2461 formed in the cylindrical member 2460, a second rotating rod 2462 coaxially disposed with the cylindrical member 2460 and rotatably disposed on the cylindrical member 2460, a circular plate 2463 coaxially disposed at a portion of the second rotating rod 2462 extending into the cylindrical cavity 2461, a plurality of grooves 24630 uniformly spaced along a circumferential direction on an outer circumferential surface of the circular plate 2463, a plurality of channels 24610 disposed on an area of the outer circumferential surface of the cylindrical cavity 2461 corresponding to the circular plate 2463, a locking ball 2464 disposed in each channel, a sliding sleeve 2465 further sleeved on an outer side of the cylindrical member 2460, a second compression spring 2466 further disposed between the sliding sleeve 2465 and the cover 242, and a limiting member 24601 further disposed on the cylindrical member 2460, the sliding sleeve can abut against the limiting piece 24601 under the action of the elastic force of the second pressure spring 2466; the part of the second rotating rod 2462 extending out of the cylindrical cavity 2461 is provided with a second threaded part 24620, the end of the connecting rod 245 is provided with a second lead screw nut 2451, and a passage 2452 coaxial with the second lead screw nut 2451 is arranged in the connecting rod 245; wherein the cover body is connected with the filter element cover through a spherical hinge.
Further, the portable electronic device further comprises a ring-shaped member 247 arranged around the cover body, a plurality of sliding sleeves 2465 are connected with the ring-shaped member 247, and handles 2420 are arranged on two opposite sides of the cover body.
Specifically, the method for connecting and disassembling the cover body and the outer shell comprises the following steps: when the cover 242 needs to be installed on the outer shell, an operator grasps the two handles 2420 with both hands, fingers pull the ring member 247 against the elastic force of the second compression spring 2466 to slide the sliding sleeve 2465 to expose the locking ball 2464, then the plurality of second rotating rods 2462 correspond to the plurality of second lead screw nuts 2452 on the connecting rods 245 one by one, then a pushing force is applied to the handles in the direction of the outer shell, the second threaded part 24620 of the second rotating rod 2462 is screwed into the inside of the second lead screw nut 2451 under the action of the pushing force until the filter element cover is tightly covered on the end of the cylindrical filter element, and the air bag is partially compressed against the repulsive forces of the elastic air bag 261, the third annular magnetic member 263 and the second annular magnetic member 262, then the annular member 247 is released, then the pushing force to the handle is released, the second compression spring pushes the sliding sleeve 2465 to be slidingly sleeved on the periphery of the locking ball 2464 and pushes the locking ball into the groove 24630 of the circular plate 2463, carry out the locking to second dwang 2462, the second dwang can not rotate to realize that second feed screw nut's on second dwang and the connecting rod 245 is connected, realize the installation to the lid, when needs dismantle the lid, at first the pulling loop forming element is close to the handle motion, release locking ball, then with the lid to the direction pulling of keeping away from the shell body, the second dwang can rotate this moment, consequently can pull out the second dwang, realizes the separation.
Further, referring to fig. 6, in order to ensure that the second thread portion of each second connecting rod can correspond to the thread of the second screw nut, so that the second thread portion can be smoothly screwed into the second screw nut when a pushing force is applied to the cover body, a sliding block 248 is slidably disposed at the bottom of the cylindrical cavity 2461 along the axial direction thereof, a third pressure spring 249 is further disposed between the sliding block and the bottom of the cylindrical cavity, the sliding block 248 can be pressed against the end portion of the second rotating rod by the third pressure spring, and the sliding block is in non-rotational fit with the cylindrical cavity 2461. Appropriate thrust is provided through the third pressure spring, so that the sliding block 248 can contact with the second rotating rod, certain resistance is provided for the second rotating rod, the second rotating rod cannot rotate freely when being screwed out of the second screw rod nut, and position keeping is carried out, so that the second thread part of each second connecting rod can correspond to the thread of the second screw rod nut.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (9)
1. The utility model provides a realize air separation's high-efficient compression system, its characterized in that, including gas compressor (1), set up in intake duct (10) of gas compressor (1) air inlet, intercommunication two at least air filter (2) of intake duct (10), every air filter (2) with all be provided with control valve (21) between the air inlet, still include controlling means (3), be used for detecting environment humidity detection device (4) and set up in micronic dust detection device (5) of intake duct (10), controlling means (3) are used for acquireing humidity detection device (4) and the detected value of micronic dust detection device (5) is with control the switching of control valve (21).
2. The efficient compression system for realizing air separation according to claim 1, wherein the fine dust detection device (5) comprises an electrostatic adsorption plate (51) disposed in the air inlet duct (10), an electrostatic generation device (510) electrically connected to the electrostatic adsorption plate (51), an industrial camera (52) disposed corresponding to the electrostatic adsorption plate (51), and an air outlet (53) disposed on one side of the electrostatic adsorption plate (51), wherein the air outlet (53) is connected to a deionized air source (54), and the air outlet (53) faces the electrostatic adsorption plate (51).
3. The efficient compression system for realizing air separation according to claim 2, wherein a sealed dust-free chamber (55) is disposed on the sidewall of the air inlet (10), the electrostatic adsorption plate (51) is a sidewall of the dust-free chamber (55) in the air inlet (10), the electrostatic adsorption plate (51) is a transparent plate, and the industrial camera (52) is disposed on the sidewall of the dust-free chamber (55).
4. The efficient compression system for realizing air separation according to claim 3, wherein the surface of the electrostatic adsorption plate (51) is parallel to the axial direction of the air inlet channel (10), a parallel light source (56) is arranged in the air inlet channel (10) opposite to the electrostatic adsorption plate (51), and the light emitted by the parallel light source (56) is perpendicular to the surface of the electrostatic adsorption plate (51).
5. The efficient compression system for realizing air separation according to claim 1, wherein the air filtering device (2) is provided with a cleaning device (), the cleaning device () comprises a back-blowing branch (22), one end of the back-blowing branch is connected between the air filtering device (2) and the corresponding control valve (21), the other end of the back-blowing branch is communicated with a high-pressure air source (220), and each back-blowing branch (22) is provided with a solenoid valve (221).
6. A high efficiency compression system for achieving air separation as claimed in claim 5 wherein, the air filter device (2) comprises a cylindrical vent pipe (201), a mounting seat (202) disposed at one end of the vent pipe (201) and a cylindrical filter core (23) mounted on the mounting seat, the cleaning device () further comprises a rotating assembly (24) disposed around the cylindrical filter core (23), at least one set of cleaning assemblies (25) disposed on the rotating assembly (24), the cleaning assemblies (25) comprise cleaning brushes (251) contacting with the outer surface of the cylindrical filter core (23), and the rotating assembly (24) can drive the cleaning brushes (251) to rotate around the axial direction of the cylindrical filter core (23).
7. The efficient compression system for realizing air separation according to claim 6, wherein the rotating assembly (24) comprises an outer casing (241) coaxially arranged around the cylindrical filter element (23) and rotatably connected with the vent pipe (201), a cover body (242) covering the outer casing, a filter element cover (243) covering the end of the cylindrical filter element (23), and a driving motor (244) arranged on the vent pipe (201) and drivingly connected with the outer casing (241), the cover body (242) is rotatably connected with the filter element cover (243), and the cleaning assembly (25) is arranged on the inner side wall of the outer casing.
8. The efficient compression system for realizing air separation according to claim 7, wherein both ends of the cylindrical filter element (23) are provided with first annular magnetic members (230), the mounting seat (202) and the filter element cover (243) are provided with annular sealing members (26), each annular sealing member (26) comprises an elastic air bag (261), and second annular magnetic members (262) and third annular magnetic members (263) which are arranged on the side wall of the elastic air bag and are parallel to each other, the second annular magnetic member (262) close to the cylindrical filter element (23) is in magnetic attraction fit with the first annular magnetic member (230), and the second annular magnetic member (262) and the third annular magnetic member (263) are in repulsive fit.
9. A high efficiency compression system for air separation according to claim 8 wherein the first annular magnetic members (230) at the two ends of the cylindrical filter element (23) are magnetically opposite.
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Cited By (1)
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| CN115445342A (en) * | 2022-10-09 | 2022-12-09 | 广东广星气体有限公司 | Air separation device adopting normal-temperature molecular sieve for purification and air separation process thereof |
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| CN114471008B (en) | 2023-12-19 |
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