CN114950726A - High-pressure gas preparation equipment and preparation method - Google Patents
High-pressure gas preparation equipment and preparation method Download PDFInfo
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- CN114950726A CN114950726A CN202210445908.8A CN202210445908A CN114950726A CN 114950726 A CN114950726 A CN 114950726A CN 202210445908 A CN202210445908 A CN 202210445908A CN 114950726 A CN114950726 A CN 114950726A
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- filter screen
- gas
- scraper
- hole
- filter bag
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- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- 239000000428 dust Substances 0.000 claims abstract description 85
- 238000001035 drying Methods 0.000 claims abstract description 77
- 238000001179 sorption measurement Methods 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 7
- 238000007790 scraping Methods 0.000 claims description 7
- 239000003463 adsorbent Substances 0.000 claims description 6
- 238000007664 blowing Methods 0.000 claims description 6
- 230000001680 brushing effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 10
- 230000003068 static effect Effects 0.000 abstract description 8
- 230000033001 locomotion Effects 0.000 abstract description 4
- 230000035699 permeability Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000010006 flight Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 101150114468 TUB1 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/017—Combinations of electrostatic separation with other processes, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C73/00—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to the technical field of high-pressure gas preparation, in particular to high-pressure gas preparation equipment and a preparation method; comprises a drying tank, an air inlet unit, an air inlet pipe, a filter screen, a rotating shaft, a scraper, a through hole and a baffle plate; when the motor rotates, the motor drives the axis of rotation and rotates, the axis of rotation drives the scraper blade and moves, during the scraper blade motion, the scraper blade drives the filter bag and moves, when the filter bag rotates, the filter bag rubs with the filter screen surface, make the filter bag be the abrasive rubber material, the abrasive rubber material is when rubbing, the abrasive rubber receives the friction and produces static, because static has adsorption to the dust, thereby make the dust when the inside gathering of filter bag, the dust in the gas receives the filter bag attraction, the dust does not contact with the filter screen, thereby make the filter screen keep the permeability.
Description
Technical Field
The invention relates to the technical field of high-pressure gas preparation, in particular to high-pressure gas preparation equipment and a preparation method.
Background
High-pressure gas preparation equipment is a general term in industrial gas systems; comprises gas production, purification, compression, transportation and the like; in China, industrial gas equipment is rapidly developed and widely applied to industries such as metallurgy, petrochemical industry, chemical fertilizers, urban coal gasification, machinery, electronics, glass, chemical fibers and the like;
a patent related to a high pressure gas preparation apparatus and a preparation method thereof also appears in the prior art, and for example, a chinese patent with application number CN2016104364082 discloses a dryer, which includes a compressor for providing working gas, a heater, a first regenerator, a throttle valve, a dehumidifier, a fan for making gas in a drying chamber flow, and a drying chamber; the gas flowing out of the drying chamber is condensed by the dehumidifier to remove water, is heated by the heater and then enters the drying chamber to gasify water in the dried object, and the gas flowing out of the drying chamber is heated and cooled by gas-liquid conversion of working gas in the heater and the dehumidifier, so that the transfer of heat energy is realized.
In the prior art, the compressor, the heater, the first heat regenerator, the throttle valve and the dehumidifier are arranged, so that the application utilizes gas-liquid two-phase conversion of working gas to heat dry and cold gas and liquefy water vapor, and the transfer of heat energy is realized; however, when the drying machine in the prior art is used for exhausting air to the outside, air dust and foreign particles contained in the outside air can enter the drying machine along with the air, and the drying machine in the prior art filters impurities in the dust by using the filter screen, so that a large amount of dust is accumulated on the surface of the filter screen after the drying machine is used for a long time, the filter screen needs to be frequently replaced by a worker, and the labor intensity of the worker is increased.
In view of the above, the present invention provides a high pressure gas preparation apparatus and a preparation method thereof, which solve the above problems.
Disclosure of Invention
In order to make up for the defects of the prior art, the problem that in the prior art, when the dryer in the prior art performs air extraction to the outside, air dust impurity particles contained in outside air can enter the dryer along with the air, and the dryer in the prior art filters impurities in the dust by using the filter screen, so that a large amount of dust is accumulated on the surface of the filter screen after long-term use, and the filter screen needs to be frequently replaced by a worker, thereby increasing the labor intensity of the worker is solved; the invention provides high-pressure gas preparation equipment and a preparation method.
The technical scheme adopted by the invention for solving the technical problems is as follows: a high-pressure gas preparation device comprises a gas cooling dryer, wherein the gas cooling dryer comprises two drying tanks and a gas inlet unit, the gas inlet unit is positioned above the drying tanks, and the gas inlet unit is used for introducing gas into the drying tanks;
the air inlet unit comprises an air inlet pipe, a filter screen is fixedly connected to the inner wall of the air inlet pipe, a rotating shaft is rotatably connected to the center of the filter screen, and the rotating shaft penetrates through the filter screen and is fixedly connected with a motor inside the drying tank;
the outer ring of the rotating shaft is fixedly connected with scrapers uniformly, the scrapers are positioned on the upper side and the lower side of the rotating shaft, and the scrapers are used for scraping the filter screen;
the scraper is vertical to two side faces of the filter screen and is provided with a through hole, one end of the scraper is fixedly connected with the filter bag, one end of the through hole is positioned in an opening of the filter bag, and one side wall of the through hole, which is far away from the filter bag and far away from the filter screen, is fixedly connected with a first block;
when the gas cooling dryer is used, the gas cooling dryer is started, the compressed gas enters the inside of the drying tank through the gas inlet unit, the gas is dehydrated and dried under the specific adsorption action of an adsorbent in the drying tank, then the dried gas enters another drying tank to be in a cold blowing stage, the compressed gas is cooled, after the drying machine is started, the motor in the drying tank rotates and drives the rotating shaft to rotate, when the compressed gas enters the drying tank through the gas inlet pipe, the compressed gas is in contact with the filter screen in the gas inlet pipe, dust in the compressed gas is blocked by the filter screen, the dust in the compressed gas cannot enter the drying tank through the filter screen, the efficiency of the drying tank for treating the compressed gas is improved, when the motor rotates, the rotating shaft rotates, the scraper plate driven by the outer ring of the rotating shaft rotates, the through hole formed in the scraper plate rotates, terminal surface is cleared up along with the scraper blade rotation about the filter screen, thereby make the filtering quality of filter screen increase, and along with the scraper blade is scraped, the dust on filter screen surface rotates along with the scraper blade, the dust gets into in the through hole, and when the scraper blade rotated, produce the gas that flows to the filter bag direction in the through hole, the gas that flows makes the dust in the through hole get into the filter bag, thereby make the dust stored by the filter bag, thereby it piles up at the filter screen surface to have reduced the dust, the life of filter screen is improved, make the filter screen need not frequently change, staff's intensity of labour has been reduced.
Preferably, the length of one side of each scraper close to the filter screen is smaller than that of one side of each scraper far from the filter screen, and one end of each scraper far from the filter bag is arranged as an inclined plane;
during the use, one side length that is close to the filter screen through making the scraper blade is less than the scraper blade and keeps away from the length of filter screen one side, and make the scraper blade keep away from the one end of filter bag and set up for the inclined plane, when the cooling dryer carries out the during operation, the motor rotates, the axis of rotation drives the scraper blade and rotates, when the scraper blade of terminal surface rotates under the filter screen, the dust drops downwards after breaking away from the filter screen, because the length that the scraper blade kept away from the one end of filter screen is greater than the length that the scraper blade is close to filter screen one end, thereby make the dust drop to run through the pipe and keep away from one side inner wall of filter screen, rotate along with the scraper blade, thereby make the inside gas that produces to the filter bag direction flow of perforating hole, along with gas flow, the dust that drops and keeps away from filter screen one side at the perforating hole gets into inside the filter bag.
Preferably, the baffle is arranged on the inner wall of one end of the through hole, which is far away from the filter bag, one side of the baffle, which is far away from the filter screen, is hinged with the inner wall of the through hole, the baffle is obliquely arranged towards the inside of the through hole, and the length of the baffle is greater than the vertical height of the through hole;
when in use, the baffle is arranged on the inner wall of one end of the through hole far away from the filter bag, so that one side of the baffle far away from the filter screen is hinged with the inner wall of the through hole, the baffle is obliquely arranged towards the inside of the through hole, and the length of the baffle is larger than the vertical height of the through hole, when the scraper rotates, the through hole on the scraper generates airflow along with the rotation, the airflow flows towards the direction of the filter bag, when the scraper rotates, the gas impacts the baffle plate, so that one end of the baffle plate close to the filter screen is opened, dust enters the filter bag through the baffle plate, when the scraper stops moving, the baffle plate is reset under the action of the torsion spring, because the baffle is arranged obliquely, the inner wall of the through hole limits the baffle, when the baffle is reset, the baffle blocks the through hole, thereby preventing the dust in the filter bag from flowing out of the through holes and preventing the dust from entering the inside of the drying tank.
Preferably, the filter bag is made of wear-resistant rubber;
during the use, be the abrasive rubber material through making the filter bag, when the motor rotates, the motor drives the axis of rotation and rotates, the axis of rotation drives the scraper blade and moves, during the scraper blade motion, the scraper blade drives the filter bag and moves, when the filter bag rotates, the filter bag produces the friction with the filter screen surface, make the filter bag be the abrasive rubber material, the abrasive rubber material is when rubbing, the abrasive rubber receives the friction and produces static, because static has adsorption to the dust, thereby make the dust in the inside gathering of filter bag, the dust in the gas receives the filter bag attraction, make the outside dust of filter bag not contact with the filter screen, thereby make the filter screen keep the permeability.
Preferably, one side of the filter bag, which is close to the filter screen, is fixedly connected with brushes which are used for brushing the filter screen;
during the use, one side through making the filter bag be close to the filter screen has evenly linked firmly the brush, when the motor rotates, the axis of rotation rotates, the scraper blade drives the filter bag motion, the filter bag drives the brush and moves, when the brush goes on, the brush is scraped the filter screen surface, make the dust on filter screen surface drop, after the dust falls, be in loose form state, thereby make the scraper blade when moving, the perforating hole in the scraper blade increases along with the suction effect of the produced air current of scraper blade rotation to the dust, thereby make the dust get into the efficiency increase of perforating hole, thereby further avoid the dust to get into in the drying cylinder.
Preferably: the inner wall of the through hole is uniformly and fixedly connected with bar-shaped blocks, and the bar-shaped blocks incline towards the direction of the filter bag;
during the use, the bar-shaped piece has evenly been linked firmly through the inner wall at the perforating hole, make the bar-shaped piece to the direction slope of filter bag, when the motor rotates, the motor drives the axis of rotation and rotates, when the axis of rotation rotates, the scraper blade rotates, when the scraper blade rotates, the perforating hole produces the air current in the scraper blade, when the air current flows, the air current drives the dust and flows in the perforating hole, through setting up the bar-shaped piece, make the dust when flowing in the perforating hole, the bar-shaped piece forms the barb, thereby make the difficult backward flow of dust that gets into the perforating hole, thereby the cleaning efficiency to the filter screen has been improved, and then inside the dust entering drying chamber has been avoided.
A high-pressure gas production method which is applicable to the above-mentioned high-pressure gas production apparatus and which comprises the steps of;
s1: starting a gas cooling dryer, enabling the compressed gas to enter a drying tank through a gas inlet unit, dehydrating and drying the gas under the specific adsorption action of an adsorbent in the drying tank, and enabling the dried gas to enter another drying tank through a connecting pipe to be subjected to a cold blowing stage, so that the compressed gas is cooled;
s2: after the dryer is started, a motor inside the drying tank rotates, the motor drives a rotating shaft to rotate, and when compressed gas enters the drying tank through the air inlet pipe, the compressed gas is in contact with a filter screen in the air inlet pipe, so that dust in the compressed gas is blocked by the filter screen;
s3: when the motor rotates, the rotating shaft rotates to drive the scraper of the outer ring to rotate, the through hole formed in the scraper rotates, the upper end face and the lower end face of the filter screen are cleaned along with the rotation of the scraper, so that the filtering performance of the filter screen is improved, dust on the surface of the filter screen rotates along with the scraper along with the scraping of the scraper, the dust enters the through hole, and when the scraper rotates, gas flowing towards the direction of the filter bag is generated in the through hole, and the dust in the through hole enters the filter bag through the flowing gas; and then the gas filtered by the gas inlet unit enters a drying tank to be prepared into high-pressure gas.
The invention has the following beneficial effects:
1. the invention relates to high-pressure gas preparation equipment and a preparation method, wherein a drying tank, a gas inlet unit, a gas inlet pipe, a filter screen, a rotating shaft and a scraper are arranged; when compressed gas passes through the intake pipe and gets into in the drying cylinder, compressed gas contacts with the filter screen in the intake pipe, make the dust in the compressed gas block by the filter screen, make the dust in the compressed gas can't get into in the drying cylinder through the filter screen, thereby make the efficiency that the drying cylinder handled compressed gas improve, when the motor rotates, the axis of rotation drives the scraper blade of outer lane and rotates, the inside perforating hole of seting up of scraper blade is along with rotating, the terminal surface is cleared up along with the scraper blade rotation about the filter screen, thereby make the filtering quality of filter screen increase.
2. According to the high-pressure gas preparation equipment and the preparation method, the through hole, the baffle plate, the strip-shaped block, the filter bag and the hairbrush are arranged; when the motor rotates, the motor drives the axis of rotation and rotates, the axis of rotation drives the scraper blade and moves, during the scraper blade motion, the scraper blade drives the filter bag and moves, when the filter bag rotates, the filter bag rubs with the filter screen surface, make the filter bag be the abrasive rubber material, the abrasive rubber material is when rubbing, the abrasive rubber receives the friction and produces static, because static has adsorption to the dust, thereby make the dust when the inside gathering of filter bag, the dust in the gas receives the filter bag attraction, the dust does not contact with the filter screen, thereby make the filter screen keep the permeability.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a flow chart of a method of the present invention;
FIG. 2 is a perspective view of a high-pressure gas production apparatus according to the present invention;
FIG. 3 is a structural view of the air inlet tube of FIG. 2 of the present invention;
FIG. 4 is a partial cross-sectional view of the squeegee of FIG. 3;
FIG. 5 is an enlarged view of a portion of FIG. 4 at A;
in the figure: the drying cylinder 1, the air inlet unit 2, the air inlet pipe 21, the filter screen 22, the rotating shaft 23, the scraper 24, the through hole 25, the baffle 251, the strip-shaped block 252, the filter bag 26 and the hairbrush 261.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, a high pressure gas preparation apparatus includes a gas cooling dryer including two drying cans 1 and a gas inlet unit 2, the gas inlet unit 2 being located above the drying cans 1, the gas inlet unit 2 being for introducing gas into the interior of the drying cans 1;
the air inlet unit 2 comprises an air inlet pipe 21, a filter screen 22 is fixedly connected to the inner wall of the air inlet pipe 21, a rotating shaft 23 is rotatably connected to the center of the filter screen 22, and the rotating shaft 23 penetrates through the filter screen 22 to be fixedly connected with a motor inside the drying tank 1;
the outer ring of the rotating shaft 23 is uniformly fixedly connected with scrapers 24, the scrapers 24 are positioned on the upper side and the lower side of the rotating shaft 23, and the scrapers 24 are used for scraping the filter screen 22;
a through hole 25 is formed between the scraper 24 and two side faces of the filter screen 22 in a perpendicular manner, one end of the scraper 24 is fixedly connected with a filter bag 26, one end of the through hole 25 is positioned in an opening of the filter bag 26, and one side wall of the through hole 25, which is far away from the filter bag 26 and far away from the filter screen 22, is fixedly connected with a first block;
when the gas cooling dryer is used, the gas cooling dryer is started, the compressed gas enters the drying tank 1 through the gas inlet unit 2, the gas is dehydrated and dried under the specific adsorption effect of the adsorbent in the drying tank, then the dried gas enters the other drying tank 1 for cold blowing, the compressed gas is cooled, after the drying machine is started, the motor in the drying tank 1 rotates, the motor drives the rotating shaft 23 to rotate, when the compressed gas enters the drying tank 1 through the gas inlet pipe 21, the compressed gas is in contact with the filter screen 22 in the gas inlet pipe 21, dust in the compressed gas is blocked by the filter screen 22, the dust in the compressed gas cannot enter the drying tank 1 through the filter screen 22, the efficiency of the drying tank 1 for treating the compressed gas is improved, when the motor rotates, the rotating shaft 23 rotates, the scraper 24 on the outer ring is driven by the rotating shaft 23 to rotate, the through hole 25 that scraper 24 was inside seted up rotates along with, the upper and lower terminal surface of filter screen 22 is cleared up along with scraper 24 rotates, thereby make filter screen 22's filtration performance increase, and along with scraper 24 scrapes, the dust on filter screen 22 surface rotates along with scraper 24, the dust gets into in the through hole 25, and when scraper 24 rotated, produce the gas that flows to filter bag 26 direction in the through hole 25, the gas that flows makes the dust in the through hole 25 get into filter bag 26, thereby make the dust be stored by filter bag 26, thereby reduced the dust and piled up on filter screen 22 surface, the life of filter screen 22 has been improved, make filter screen 22 need not frequently change, staff's intensity of labour has been reduced.
As a specific embodiment of the present invention, the length of one side of each scraper 24 close to the filter screen 22 is smaller than the length of one side of each scraper 24 away from the filter screen 22, and one end of each scraper 24 away from the filter bag 26 is provided with an inclined surface;
when in use, the length of the side of the scraper 24 close to the filter screen 22 is smaller than that of the side of the scraper 24 far from the filter screen 22, and the end of the scraper 24 far from the filter bag 26 is arranged as an inclined surface, when the cooling dryer works, the motor rotates, the rotating shaft 23 drives the scraper 24 to rotate, when the scraper 24 rotates, one end of the scraper 24, which is far away from the filter bag 26, is obliquely arranged, when the scraper 24 on the lower end face of the filter screen 22 scrapes, the dust is separated from the filter screen 22 and then falls downward, because the length of the end of the flights 24 distal from the screen 22 is greater than the length of the flights 24 proximal to the screen 22, so that the dust falls to the inner wall of the through pipe at the side far from the filter screen 22, and along with the rotation of the scraper 24, therefore, gas flowing in the direction of the filter bag 26 is generated in the through hole 25, and dust falling on the side of the through hole 25 away from the filter net 22 enters the filter bag 26 along with the gas flow.
As a specific embodiment of the present invention, the baffle 251 is disposed on the inner wall of one end of the through hole 25 far away from the filter bag 26, the side of the baffle 251 far away from the filter net 22 is hinged with the inner wall of the through hole 25, the baffle 251 is disposed in an inclined manner towards the inside of the through hole 25, and the length of the baffle 251 is greater than the vertical height of the through hole 25;
when the scraper blade 24 rotates, the through hole 25 on the scraper blade 24 generates airflow along with the rotation, the airflow flows towards the direction of the filter bag 26, so that when the scraper blade 24 rotates, the gas impacts the baffle 251, one end of the baffle 251 close to the filter bag 22 is opened, dust enters the filter bag 26 through the baffle 251, when the scraper blade 24 stops moving, the baffle 251 is reset under the action of a torsional spring, because the baffle 251 is obliquely arranged, the inner wall of the through hole 25 limits the baffle 251, and when the baffle 251 is reset, the baffle 251 blocks the through hole 25, so that dust in the filter bag 26 cannot flow out from the through-holes 25, thereby preventing the dust from entering the interior of the drying tub 1.
As a specific embodiment of the present invention, the filter bag 26 is made of wear-resistant rubber;
during the use, through making filter bag 26 be the abrasive rubber material, when the motor rotates, the motor drives axis of rotation 23 and rotates, axis of rotation 23 drives scraper 24 and moves, when scraper 24 moves, scraper 24 drives filter bag 26 and moves, when filter bag 26 rotates, filter bag 26 and filter screen 22 surface produce the friction, make filter bag 26 be the abrasive rubber material, the abrasive rubber material is when rubbing, the abrasive rubber receives the friction and produces static, because static has adsorption to the dust, thereby make the dust when the inside gathering of filter bag 26, dust in the gas is attracted by filter bag 26, make the outside dust of filter bag not contact with filter screen 22, thereby make filter screen 22 keep the permeability.
As a specific embodiment of the present invention, brushes 261 are uniformly and fixedly connected to one side of the filter bag 26 close to the filter screen 22, and the brushes 261 are used for brushing the filter screen 22;
during the use, through making filter bag 26 evenly linked firmly brush 261 near one side of filter screen 22, when the motor rotates, axis of rotation 23 rotates, scraper blade 24 drives filter bag 26 and moves, filter bag 26 drives brush 261 and moves, when brush 261 goes on, brush 261 scrapes filter screen 22 surface, the dust that makes filter screen 22 surface drops, the dust drops after falling, be in loose form state, thereby make scraper blade 24 when moving, perforating hole 25 in scraper blade 24 rotates produced air current to the suction effect increase of dust along with scraper blade 24, thereby make the dust get into perforating hole 25's efficiency increase, thereby further avoid the dust to get into in the drying chamber 1.
As a specific embodiment of the present invention: the inner wall of the through hole 25 is uniformly and fixedly connected with a bar-shaped block 252, and the bar-shaped block 252 inclines towards the direction of the filter bag 26;
during the use, bar 252 has evenly been linked firmly through the inner wall at perforating hole 25, make bar 252 to the direction slope of filter bag 26, when the motor rotates, the motor drives axis of rotation 23 and rotates, when axis of rotation 23 rotates, scraper blade 24 rotates, when scraper blade 24 rotates, through-hole 25 produces the air current in the scraper blade 24, when the air current flows, the air current drives the dust and flows in perforating hole 25, through setting up bar 252, when making the dust flow in perforating hole 25, bar 252 forms the barb, thereby make the difficult backward flow of dust that gets into in perforating hole 25, thereby the clean efficiency to filter screen 22 has been improved, and then inside dust entering drying chamber 1 has been avoided.
A high-pressure gas production method which is applicable to the above-mentioned high-pressure gas production apparatus and which comprises the steps of;
s1: starting a gas cooling dryer, enabling compressed gas to enter a drying tank 1 through an air inlet unit 2, dehydrating and drying the gas under the specific adsorption action of an adsorbent in the drying tank, and enabling the dried gas to enter another drying tank 1 through a connecting pipe to be subjected to a cold blowing stage, so that the compressed gas is cooled;
s2: after the dryer is started, a motor inside the drying tank 1 rotates, the motor drives a rotating shaft 23 to rotate, and when compressed gas enters the drying tank 1 through an air inlet pipe 21, the compressed gas is in contact with a filter screen 22 inside the air inlet pipe 21, so that dust in the compressed gas is blocked by the filter screen 22;
s3: when the motor rotates, the rotating shaft 23 drives the scraper 24 of the outer ring to rotate, the through hole 25 formed in the scraper 24 rotates, the upper end face and the lower end face of the filter screen 22 are cleaned along with the rotation of the scraper 24, so that the filtering performance of the filter screen 22 is improved, dust on the surface of the filter screen 22 rotates along with the scraper 24 along with the scraping of the scraper 24, the dust enters the through hole 25, when the scraper 24 rotates, gas flowing towards the direction of the filter bag 26 is generated in the through hole 25, and the dust in the through hole 25 enters the filter bag 26 through the flowing gas; and then the gas filtered by the gas inlet unit 2 enters a drying tank to be prepared into high-pressure gas.
The specific working process is as follows:
starting the gas cooling dryer, the compressed gas enters the inside of the drying tank 1 through the air inlet unit 2, the gas is dehydrated and dried under the specific adsorption action of the adsorbent inside the drying tank, then the dried gas enters the other drying tank 1 for cold blowing, the compressed gas is cooled, after the dryer is started, the motor inside the drying tank 1 rotates, the motor drives the rotating shaft 23 to rotate, when the compressed gas enters the drying tank 1 through the air inlet pipe 21, the compressed gas is contacted with the filter screen 22 in the air inlet pipe 21, dust in the compressed gas is blocked by the filter screen 22, the dust in the compressed gas cannot enter the drying tank 1 through the filter screen 22, the efficiency of the drying tank 1 for treating the compressed gas is improved, when the motor rotates, the rotating shaft 23 drives the scraper 24 on the outer ring to rotate, the through holes 25 opened in the scrapers 24 rotate, the upper and lower end faces of the filter screen 22 are cleaned along with the rotation of the scrapers 24, so that the filtering performance of the filter screen 22 is improved, dust on the surface of the filter screen 22 rotates along with the scrapers 24 along with the scraping of the scrapers 24, the dust enters the through holes 25, and when the scrapers 24 rotate, gas flowing towards the filter bags 26 is generated in the through holes 25, and the dust in the through holes 25 enters the filter bags 26 through the flowing gas.
The front, the back, the left, the right, the upper and the lower are all based on figure 2 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and so on.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
Finally, it should be pointed out that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention. All other embodiments obtained by a person skilled in the art without making any inventive step are within the scope of protection of the present invention.
Claims (7)
1. A high-pressure gas preparation equipment comprises a gas cooling dryer, and is characterized in that: the gas cooling dryer comprises two drying tanks (1) and a gas inlet unit (2), wherein the gas inlet unit (2) is positioned above the drying tanks (1), and the gas inlet unit (2) is used for introducing gas into the drying tanks (1);
the air inlet unit (2) comprises an air inlet pipe (21), a filter screen (22) is fixedly connected to the inner wall of the air inlet pipe (21), a rotating shaft (23) is rotatably connected to the center of the filter screen (22), and the rotating shaft (23) penetrates through the filter screen (22) to be fixedly connected with a motor inside the drying tank (1);
the outer ring of the rotating shaft (23) is uniformly fixedly connected with scrapers (24), the scrapers (24) are positioned on the upper side and the lower side of the rotating shaft (23), and the scrapers (24) are used for scraping the filter screen (22);
the filter screen is characterized in that the scraper (24) is vertical to two side faces of the filter screen (22) and is provided with a through hole (25), one end of the scraper (24) is fixedly connected with the filter bag (26), and one end of the through hole (25) is positioned in an opening of the filter bag (26).
2. A high-pressure gas production apparatus according to claim 1, characterized in that: the length of one side, close to the filter screen (22), of each scraper (24) is smaller than that of one side, far away from the filter screen (22), of each scraper (24), and one end, far away from the filter bag (26), of each scraper (24) is arranged in an inclined mode.
3. A high-pressure gas production apparatus according to claim 2, characterized in that: the baffle (251) is arranged on the inner wall of one end of the through hole (25) far away from the filter bag (26), one side of the baffle (251) far away from the filter screen (22) is hinged with the inner wall of the through hole (25), the baffle (251) is obliquely arranged towards the inside of the through hole (25), and the length of the baffle (251) is greater than the vertical height of the through hole (25).
4. A high-pressure gas production apparatus according to claim 3, characterized in that: the filter bag (26) is made of wear-resistant rubber.
5. A high-pressure gas production apparatus according to claim 4, characterized in that: one side of the filter bag (26) close to the filter screen (22) is evenly fixedly connected with a hairbrush (261), and the hairbrush (261) is used for brushing the filter screen (22).
6. A high-pressure gas production apparatus according to claim 5, wherein: the inner wall of the through hole (25) is uniformly and fixedly connected with a bar-shaped block (252), and the bar-shaped block (252) inclines towards the direction of the filter bag (26).
7. A method for preparing high-pressure gas is characterized in that: the preparation method is applicable to the high-pressure gas preparation equipment of any one of the claims 1 to 6, and comprises the following steps;
s1: starting a gas cooling dryer, enabling compressed gas to enter a drying tank (1) through an air inlet unit (2), dehydrating and drying the gas under the specific adsorption action of an adsorbent in the drying tank, and enabling the dried gas to enter another drying tank (1) through a connecting pipe to be subjected to a cold blowing stage, so that the compressed gas is cooled;
s2: after the dryer is started, a motor inside the drying tank (1) rotates, the motor drives a rotating shaft (23) to rotate, and when compressed gas enters the drying tank (1) through an air inlet pipe (21), the compressed gas is in contact with a filter screen (22) in the air inlet pipe (21), so that dust in the compressed gas is blocked by the filter screen (22);
s3: when the motor rotates, the rotating shaft (23) drives the scraper (24) of the outer ring to rotate, the through hole (25) formed in the scraper (24) rotates, the upper end face and the lower end face of the filter screen (22) are cleaned along with the rotation of the scraper (24), so that the filtering performance of the filter screen (22) is improved, dust on the surface of the filter screen (22) rotates along with the scraper (24) along with the scraping of the scraper (24), the dust enters the through hole (25), gas flowing towards the direction of the filter bag (26) is generated in the through hole (25) when the scraper (24) rotates, and the dust in the through hole (25) enters the filter bag (26) through the flowing gas; and then the gas filtered by the gas inlet unit 2 enters a drying tank to be prepared into high-pressure gas.
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| CN202210445908.8A CN114950726B (en) | 2022-04-26 | 2022-04-26 | High-pressure gas preparation equipment and preparation method |
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| CN202210445908.8A CN114950726B (en) | 2022-04-26 | 2022-04-26 | High-pressure gas preparation equipment and preparation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115387983A (en) * | 2022-09-30 | 2022-11-25 | 尉连军 | A kind of compressor |
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| CN114950726B (en) | 2024-07-12 |
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