CN117685617B - Clean workshop ventilation system - Google Patents

Clean workshop ventilation system Download PDF

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Publication number
CN117685617B
CN117685617B CN202410150858.XA CN202410150858A CN117685617B CN 117685617 B CN117685617 B CN 117685617B CN 202410150858 A CN202410150858 A CN 202410150858A CN 117685617 B CN117685617 B CN 117685617B
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CN
China
Prior art keywords
shell
air outlet
filter
piece
filtering
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Active
Application number
CN202410150858.XA
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Chinese (zh)
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CN117685617A (en
Inventor
余杰华
张子杰
许锟
黄永康
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Shenzhen Deni Environmental Technology Co ltd
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Shenzhen Deni Environmental Technology Co ltd
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Priority to CN202410150858.XA priority Critical patent/CN117685617B/en
Publication of CN117685617A publication Critical patent/CN117685617A/en
Application granted granted Critical
Publication of CN117685617B publication Critical patent/CN117685617B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/16Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
    • F24F3/167Clean rooms, i.e. enclosed spaces in which a uniform flow of filtered air is distributed
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/003Ventilation in combination with air cleaning
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/007Ventilation with forced flow
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/108Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/117Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using wet filtering
    • F24F8/133Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using wet filtering by direct contact with liquid, e.g. with sprayed liquid
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/90Cleaning of purification apparatus

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

The invention relates to the technical field of workshop ventilation, and discloses a clean workshop ventilation system which comprises an air inlet mechanism, an air outlet mechanism, a filtering mechanism, a shielding mechanism and a driving mechanism; the air inlet mechanism and the air outlet mechanism are of hollow box-shaped structures, the air inlet mechanism and the air outlet mechanism are arranged in a clean workshop, at least part of the surfaces of the air inlet mechanism and the air outlet mechanism are overlapped, air parts are arranged in the air inlet mechanism and the air outlet mechanism, and the air supply directions of the two air parts are opposite; the filter mechanism includes a first filter element and a second filter element. This clean workshop ventilation system can adapt to the filtration demand of different grade type gas better, improves filtration efficiency, and different gases probably have different pollutant or particulate matter, through the switching use of first filter and second filter, can get rid of specific grade pollutant or particulate matter more accurately, improves the filter effect.

Description

Clean workshop ventilation system
Technical Field
The invention relates to the technical field of workshop ventilation, in particular to a clean workshop ventilation system.
Background
Clean workshops are also called dust-free workshops, which are specially designed rooms in which a pipeline is generally provided to convey blowing air during the process of setting up the clean workshops by removing pollutants such as particulates, harmful air, bacteria, etc. in the air within a certain space range and controlling the indoor temperature, cleanliness, indoor pressure, air flow speed and air flow distribution, noise vibration and illumination, and static electricity within a certain required range.
The production process of the clean room is characterized in that various dust, harmful substances and harmful gases are inevitably generated in the production process of the clean room even in the clean workshop, and the acid gases are exhausted during the production of clean room products, and the exhaust system is usually provided with wet filtration and adsorption treatment and then is exhausted into the atmosphere.
At present, an air outlet mechanism of a ventilation system is used in a clean workshop, most of built-in filtering mechanisms are simply filtered through a filter screen, when acid and alkali gas is discharged, the filtering treatment cannot be carried out on the acid and alkali gas, when the filtering mechanism for acid and alkali gas treatment is used, when common waste gas only needs to be simply filtered and is not required to be directly discharged into the atmosphere, the filtering mechanism for acid and alkali gas treatment is not required to be used, and the filtering mechanism for acid and alkali gas treatment is easy to be excessively damaged or prematurely blocked in the process, so that the service life of the filtering mechanism for acid and alkali gas treatment is reduced.
Disclosure of Invention
The invention aims to provide a clean workshop ventilation system which can adjust the use of a filtering mechanism according to different exhaust gases and better utilize different filtering mechanisms to improve the filtering effect and the filtering efficiency.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
designing a clean workshop ventilation system, which comprises an air inlet mechanism, an air outlet mechanism, a filtering mechanism, a shielding mechanism and a driving mechanism;
the air inlet mechanism and the air outlet mechanism are of hollow box-shaped structures, the air inlet mechanism and the air outlet mechanism are arranged in a clean workshop, at least part of the surfaces of the air inlet mechanism and the air outlet mechanism are overlapped, air parts are arranged in the air inlet mechanism and the air outlet mechanism, and the air supply directions of the two air parts are opposite;
the filtering mechanism comprises a first filtering piece and a second filtering piece, the first filtering piece and the second filtering piece are both arranged in the air outlet mechanism and are both communicated with an air outlet of the air outlet mechanism, the first filtering piece is used for filtering acid-base gas, and the second filtering piece is used for filtering particulate pollutants;
the shielding mechanism is sleeved outside the first filter piece and the second filter piece and at least partially connected with the first filter piece and the second filter piece, and is used for controlling the air circulation of the first filter piece and the second filter piece;
the shielding mechanism is arranged at the output end of the driving mechanism and is provided with a first position and a second position, when the shielding mechanism is positioned at the first position, air entering the air outlet mechanism flows to the air outlet of the air outlet mechanism through the first filter piece, and when the shielding mechanism is positioned at the second position, air entering the air outlet mechanism flows to the air outlet of the air outlet mechanism through the second filter piece.
Optionally, the first filter includes spray member, filtration shell and shell of keeping out the wind, the one end fixed connection of spray member is in the one end of second filter, the other end and the air outlet fixed mounting of play fan mechanism of second filter, the outside at spray member is established to the filtration shell cover, just spray member at least partially is located the filtration shell, the one end of keeping out the wind shell fixed connection keeping away from the second filter at spray member, the shell of keeping out the wind is conical and is located the air intake of air-out mechanism, and the second filter is kept away from to the cone top.
Optionally, the spray piece is including spraying the person in charge and a plurality of shunt tubes, and a plurality of the shunt tubes with first direction equidistance setting is in the surface of spraying the person in charge and the shunt tubes is located the filtration shell, the shunt tubes communicates with each other with spraying the person in charge, the liquid outlet has been seted up to the surface that the shunt tubes is located the filtration shell.
Optionally, the shell that keeps out wind includes casing and bucket body, casing fixed connection is in the one end of keeping away from the second filter in the shower main pipe, the bucket body detachable connection is in the tip of keeping away from the shower main pipe at the casing.
Optionally, shielding mechanism includes first folding section of thick bamboo, second folding section of thick bamboo, fixed mounting at the first shading ring of first folding section of thick bamboo tip and the second shading ring of fixed mounting at second folding section of thick bamboo tip, the relative fixed surface of first shading ring and second shading ring is connected with the montant, montant fixed mounting is in actuating mechanism's output, the tip and the casing fixed connection and the outside that are located the filtration shell that keep away from first shading ring of first folding section of thick bamboo, the tip fixed connection at the interior bottom wall of air-out mechanism and the outside that is located the second filtration piece are kept away from to the second folding section of thick bamboo.
Optionally, the inner wall adhesion of first shielding ring has the clean ring of sponge, the clean ring of sponge at least partially contacts with the surface of filtering the shell, a plurality of clean thorns have been seted up on the clean ring of sponge's surface, a plurality of the clean thorns are kept away from the clean ring of sponge one end all with the interval of first direction increase gradually.
Optionally, the second filter element includes installation shell and filter screen, the one end fixed connection of installation shell just communicates with each other with the air outlet of air-out mechanism in air-out mechanism, the inner wall of second shielding ring is connected with the surface contact of installation shell, the vent has been seted up on the surface of installation shell, the filter screen corresponds the vent setting on the installation shell.
Optionally, still include the jam spare, the jam spare includes stopper pole and piston, the one end that sprays the person in charge is through the through-hole and the stopper pole sliding connection of seting up, piston fixed connection is located the tip that sprays the person in charge at the stopper pole, the piston is located the top of shunt tubes, the installation shell is through spout and the stopper pole sliding connection of seting up, the other end and the montant fixed connection of stopper pole.
Optionally, the air outlet mechanism includes shell and inner shell, inner shell fixed connection is in the air outlet department of shell, just the inner shell is located the second and filters the piece, the inner shell is located first filter at least partially, first filter and second filter all set up in the shell, the surface of shell at least partially coincides with the surface of air inlet mechanism.
Optionally, the driving mechanism includes electric putter, electric putter sets up in the shell, montant fixed connection is at electric putter's output.
The invention provides a clean workshop ventilation system, which has the following beneficial effects:
this clean workshop ventilation system passes through air inlet mechanism's setting, can make outdoor air get into in the clean workshop, through air outlet mechanism's effect, can be with the gas discharge outdoor in the clean workshop, through shielding mechanism's effect, when the sour alkaline gas appears in the clean workshop, be shielding mechanism and switch between first position and second position through actuating mechanism, make first filter piece discharge outdoor after filtering the sour alkaline gas that gets into in the air outlet mechanism, when sour alkaline gas does not have, stop first filter piece's use, filter through the second filter piece, avoid first filter piece excessively impaired or too early jam, first filter piece's life has been prolonged, also can be according to clean workshop in the mode of air selection filtration, to first filter piece and second filter piece rational utilization, the filtration demand of different grade type gas is better adapted, filter efficiency is improved, different gases may have different pollutants or particulate matters, through the switching use of first filter piece and second filter piece, can get rid of specific type pollutant or particulate matter more accurately, filter effect is improved.
Drawings
FIG. 1 is a schematic perspective view of a clean shop ventilation system according to the present invention;
FIG. 2 is a schematic cross-sectional view of an air outlet mechanism according to the present invention;
FIG. 3 is a schematic perspective view of a spray member according to the present invention;
fig. 4 is a schematic top view of the filter housing of the present invention.
In the figure: 1. a wind machine member; 2. a filter housing; 3. a spraying main pipe; 4. a shunt; 5. a housing; 6. a bucket body; 7. a first folding cylinder; 8. a second folding cylinder; 9. a first shadow ring; 10. a second shadow ring; 11. a vertical rod; 12. a sponge cleaning ring; 14. a mounting shell; 15. a filter screen; 16. a blocking rod; 17. a piston; 18. a housing; 19. an inner case; 20. an electric push rod.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present invention are within the scope of protection of the present invention.
Referring to fig. 1 to 4, the present invention provides the following technical solutions: a clean workshop ventilation system comprises an air inlet mechanism, an air outlet mechanism, a filtering mechanism, a shielding mechanism and a driving mechanism;
the air inlet mechanism and the air outlet mechanism are of hollow box-shaped structures, the air inlet mechanism and the air outlet mechanism are arranged in a clean workshop, at least part of the surfaces of the air inlet mechanism and the air outlet mechanism are overlapped, the air inlet mechanism and the air outlet mechanism are internally provided with air machine parts 1, and the air supply directions of the two air machine parts 1 are opposite;
the filtering mechanism comprises a first filtering piece and a second filtering piece, the first filtering piece and the second filtering piece are both arranged in the air outlet mechanism and are both communicated with an air outlet of the air outlet mechanism, the first filtering piece is used for filtering acid-base gas, and the second filtering piece is used for filtering particulate pollutants;
the shielding mechanism is sleeved outside the first filter piece and the second filter piece, at least part of the shielding mechanism is connected with the first filter piece and the second filter piece, and the shielding mechanism is used for controlling the air circulation of the first filter piece and the second filter piece;
the shielding mechanism is arranged at the output end of the driving mechanism, the shielding mechanism is provided with a first position and a second position, when the shielding mechanism is positioned at the first position, air entering the air outlet mechanism flows to the air outlet of the air outlet mechanism through the first filter element, when the shielding mechanism is positioned at the second position, air entering the air outlet mechanism flows to the air outlet of the air outlet mechanism through the second filter element, and the air inlet mechanism and the air outlet mechanism are mutually overlapped, so that the heat exchange effect on the circulated air can be realized, and the power consumption for heating or cooling the air is reduced in an auxiliary manner;
through air inlet mechanism's setting, can carry the air to clean workshop in from the outdoor, through air-out mechanism's setting, can carry the air to outdoor from the crystallization workshop, through the setting of wind machine part 1, can produce the wind-force source, promote the circulation of air, through the setting of first filter, can filter acid-base gas, through the setting of second filter, can filter the particulate matter, mask the mechanism through actuating mechanism drive, can make mask the mechanism and remove between first position and second position, so that the air flows to outdoor through first filter or flows to outdoor through the second filter, through filter mechanism's setting, avoid carrying clean workshop's air to outdoor after, cause the pollution to the outdoor.
In this embodiment, as the preferred scheme, first filter element includes spray member, filter shell 2 and wind-break shell, spray member's one end fixed connection is in the one end of second filter element, the other end and the air outlet fixed mounting of play fan mechanism of second filter element, filter shell 2 cover is established in spray member's outside, and spray member is located filter shell 2 at least partially, wind-break shell fixed connection keeps away from the one end of second filter element at spray member, wind-break shell is conical and is located the air intake of air-out mechanism, and the cone top keeps away from the second filter element, through spray member's setting, can spray filter shell 2, so that filter shell 2 is moist carries out washing filtration to acid-base gas, spray member's input is connected with the washing liquid source, input washing liquid is to spray member through the washing liquid source, the washing liquid is current known technology here only for the reference, the mesh is carrying out washing filtration to the cooperation filter shell 2, through the effect of wind-break shell, can play the effect of reposition of redundant personnel to the air that gets into out fan mechanism, make the air dispersion back that gets into fan mechanism, then through the filter shell 2 or second filter shell, can not directly produce the drip through the filter shell, the direct filtration is avoided dropping on the filter shell 2.
In this embodiment, as a preferred scheme, the spraying member includes a spraying main pipe 3 and a plurality of shunt pipes 4, the plurality of shunt pipes 4 are equidistantly arranged on the surface of the spraying main pipe 3 in a first direction, the shunt pipes 4 are located in the filtering shell 2, the shunt pipes 4 are communicated with the spraying main pipe 3, a liquid outlet is formed on the surface of the shunt pipes 4 located in the filtering shell 2, the liquid in the spraying main pipe 3 can be conveyed into the shunt pipes 4 through the connection between the spraying main pipe 3 and the shunt pipes 4, the liquid outlet is formed through the shunt pipes 4 and located in the filtering shell 2, and the liquid shell in the shunt pipes 4 is sprayed into the filtering shell 2 through the liquid outlet;
the material of the filtering shell 2 is a sponge block, which is a prior art, and is only cited herein.
In this embodiment, as a preferred scheme, the wind shielding shell includes a casing 5 and a bucket body 6, the casing 5 is fixedly connected to one end of the spraying main pipe 3 far away from the second filtering piece, the bucket body 6 is detachably connected to the end of the casing 5 far away from the spraying main pipe 3, the bucket body 6 can be installed or detached through the connection between the casing 5 and the bucket body 6, the bucket body 6 is used for collecting dropped washing liquid or dust through the action of the bucket body 6, the bucket body 6 can be detached and cleaned regularly, and the casing 5 and the bucket body 6 are locked and limited through bolts;
an electrostatic generator may be disposed in the bucket body 6, and the electrostatic generator is a known technology in the prior art, and is aimed at generating a certain adsorption force to adsorb and collect dust falling from the first filter element.
In this embodiment, as a preferred scheme, the shielding mechanism includes a first folding cylinder 7, a second folding cylinder 8, a first shielding ring 9 fixedly installed at the end of the first folding cylinder 7, and a second shielding ring 10 fixedly installed at the end of the second folding cylinder 8, vertical rods 11 are fixedly connected to opposite surfaces of the first shielding ring 9 and the second shielding ring 10, the vertical rods 11 are fixedly installed at the output end of the driving mechanism, the end of the first folding cylinder 7 far from the first shielding ring 9 is fixedly connected with the casing 5 and is located outside the filter casing 2, the end of the second folding cylinder 8 far from the second shielding ring 10 is fixedly connected with the inner bottom wall of the air outlet mechanism and is located outside the second filter, the first folding cylinder 7 can be extended or retracted along with the movement of the first shielding ring 9, the second shielding ring 8 can be extended or retracted along with the movement of the second shielding ring 10 through the connection between the second shielding ring 10 and the second folding cylinder 8, and the first shielding ring 9 can be driven to move along with the second shielding ring 10 through the arrangement of the vertical rods 11;
when the first screening ring 9 is moved in the first direction, the second screening ring 10 is also moved in the first direction, and when the first screening ring 9 screens the first filter, the second screening ring 10 is retracted to release the second filter;
the first screening ring 9 serves to prevent gas from flowing through the first filter while the second filter is flowing through the gas, and the second screening ring 10 serves to prevent gas from flowing through the second filter while the first filter is flowing through the gas.
In this embodiment, as a preferred scheme, the inner wall of the first shielding ring 9 is adhered with a sponge cleaning ring 12, at least part of the sponge cleaning ring 12 contacts with the surface of the filter shell 2, a plurality of cleaning thorns are formed on the surface of the sponge cleaning ring 12, the distance between one ends of the plurality of cleaning thorns, which are far away from the sponge cleaning ring 12, and the distance between the ends of the plurality of cleaning thorns and the first direction is gradually increased, the sponge cleaning ring 12 can move along the first direction along with the first shielding ring 9, dust attached to the filter shell 2 can be cleaned in the moving process of the first shielding ring 9, the influence of dust accumulation on the filtering effect is avoided, the cleaning of dust can be assisted through the effect of the cleaning thorns, the dust can be adhered together after the dust is adhered to the liquid, a dust net is formed, the dust net can be cleaned along with the effect of the first shielding ring 9 through the cleaning thorns, and the dust net is prevented from being adhered to the filter shell 2.
In this embodiment, as a preferred scheme, the second filter element includes a mounting shell 14 and a filter screen 15, one end of the mounting shell 14 is fixedly connected in the air outlet mechanism and is communicated with the air outlet of the air outlet mechanism, the inner wall of the second shielding ring 10 is in contact connection with the surface of the mounting shell 14, a ventilation opening is opened on the surface of the mounting shell 14, and the filter screen 15 is arranged on the mounting shell 14 corresponding to the ventilation opening;
the daily air circulation can be filtered by the action of the mounting shell 14 and the filter screen 15.
In this embodiment, as a preferred scheme, the shower main pipe further includes a blocking member, the blocking member includes a blocking rod 16 and a piston 17, one end of the shower main pipe 3 is slidably connected with the blocking rod 16 through a through hole formed therein, the piston 17 is fixedly connected to an end portion of the blocking rod 16 located in the shower main pipe 3, the piston 17 is located above the shunt pipe 4, the mounting shell 14 is slidably connected with the blocking rod 16 through a chute formed therein, the other end of the blocking rod 16 is fixedly connected with the vertical rod 11, a sealing member is disposed between the blocking rod 16 and the shower main pipe 3, and the sealing member is made of rubber material, which is not described in detail in the present known technology;
through the connection between the blocking rod 16 and the vertical rod 11, the blocking rod 16 can vertically lift along with the vertical rod 11, through the connection between the blocking rod 16 and the piston 17, the blocking rod 16 can drive the piston 17 to vertically lift, when the vertical rod 11 drives the first shielding ring 9 to move downwards, so that the first filter element is exposed, the blocking rod 16 drives the piston 17 to descend along with the vertical rod 11, so that liquid in the spraying main pipe 3 is conveyed into the shunt pipe 4 along with the liquid, an external liquid source pipeline is connected to the end part of the spraying main pipe 3 and is positioned above the shunt pipe 4, the piston 17 is positioned in the spraying main pipe 3 and between the shunt pipe 4 and the external liquid source pipeline, when the piston 17 moves to the lower part of a connecting port of the shunt pipe 4 and the spraying main pipe 3, the corresponding shunt pipe 4 is communicated with the spraying main pipe 3, and liquid in the external liquid source pipeline enters the shunt pipe 4, when the blocking rod 16 does not drive the piston 17 to descend, the piston 17 blocks the spraying main pipe 3, so that the liquid cannot flow from the spraying main pipe 3 to a connecting port between the spraying main pipe 3 and the shunt pipe 4, the number of the liquid cannot flow into the connecting port 4 is reduced to the first filter element 2, and the number of the shunt pipe 4 is reduced to the position of the filter element 4, and the number of the filter element is reduced to the corresponding to the position of the filter element 2 when the filter element is in the position of the filter case 2, and the filter element is closed by the position of the filter case 2, and the filter element is opened;
the force of the liquid water pressure is insufficient to overcome the force exerted by the driving mechanism on the vertical rod 11, and when the driving mechanism does not move the vertical rod 11 to descend, the piston 17 cannot be pushed to descend by the force of the liquid water pressure;
the size of the contact surface between the first filter element and the air and the spraying area can be flexibly adjusted according to the acid-base concentration of the indoor air, so that the first filter element is prevented from being excessively damaged or prematurely blocked, and the service life of the first filter element is prolonged;
the spraying main pipes 3 are mutually communicated, so that an external liquid source pipeline is only required to be connected with one of the spraying main pipes 3 close to the end part of the blocking rod 16 and is positioned above the shunt pipe 4, and a sealing gasket arranged between the spraying main pipe 3 and the blocking rod 16 is in the prior art and is not repeated.
In this embodiment, as a preferred scheme, the air outlet mechanism includes an outer shell 18 and an inner shell 19, the inner shell 19 is fixedly connected to an air outlet of the outer shell 18, the inner shell 19 is located in a second filter, the inner shell 19 is at least partially located in a first filter, the first filter and the second filter are both disposed in the outer shell 18, and the surface of the outer shell 18 is at least partially coincident with the surface of the air inlet mechanism;
through the setting of inner shell 19, at least partial air can get into the gas outlet through inner shell 19 after the outside circulation of inside by filtering shell 2 after the air passes through the second filter, thereby can play auxiliary dry effect to filtering shell 2, can avoid filtering shell 2 moist and make the bacterium breed, also can make filtering shell 2 dry simultaneously avoid keeping moist for a long time can influence life, can be because of soaking the fragile that becomes, one of them wind parts 1 fixed mounting is in inner shell 19.
In this embodiment, as a preferred scheme, the driving mechanism includes an electric push rod 20, the electric push rod 20 is disposed in the housing 18, the vertical rod 11 is fixedly connected to the output end of the electric push rod 20, the electric push rod 20 is a known technology, only a reference is used here, and the driving mechanism can be matched with the control unit during use;
the control unit is the prior art, wherein by detecting sensor, when detecting acid-base gas, make electric putter 20 operation, drive montant 11 along first direction removal, control the opening of first filter, mask the air inlet of second filter simultaneously, also can predetermine electric putter 20's extension length simultaneously according to the acid-base gas concentration that detects, can control electric putter 20 a plurality of gear and stretch out, the use region of cooperation acid-base gas concentration adjustment first filter.
The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (3)

1. A clean workshop ventilation system, characterized in that: comprises an air inlet mechanism, an air outlet mechanism, a filtering mechanism, a shielding mechanism and a driving mechanism;
the air inlet mechanism and the air outlet mechanism are of hollow box-shaped structures, the air inlet mechanism and the air outlet mechanism are arranged in a clean workshop, at least part of the surfaces of the air inlet mechanism and the air outlet mechanism are overlapped, air parts (1) are arranged in the air inlet mechanism and the air outlet mechanism, and the air supply directions of the two air parts (1) are opposite;
the filtering mechanism comprises a first filtering piece and a second filtering piece, the first filtering piece and the second filtering piece are both arranged in the air outlet mechanism and are both communicated with an air outlet of the air outlet mechanism, the first filtering piece is used for filtering acid-base gas, and the second filtering piece is used for filtering particulate pollutants;
the shielding mechanism is sleeved outside the first filter piece and the second filter piece and at least partially connected with the first filter piece and the second filter piece, and is used for controlling the air circulation of the first filter piece and the second filter piece;
the shielding mechanism is arranged at the output end of the driving mechanism and is provided with a first position and a second position, when the shielding mechanism is positioned at the first position, air entering the air outlet mechanism flows to the air outlet of the air outlet mechanism through the first filter piece, and when the shielding mechanism is positioned at the second position, air entering the air outlet mechanism flows to the air outlet of the air outlet mechanism through the second filter piece;
the first filter piece comprises a spray piece, a filter shell (2) and a wind shielding shell, one end of the spray piece is fixedly connected with one end of a second filter piece, the other end of the second filter piece is fixedly installed with an air outlet of the air outlet mechanism, the filter shell (2) is sleeved outside the spray piece, the spray piece is at least partially positioned in the filter shell (2), the wind shielding shell is fixedly connected with one end, far away from the second filter piece, of the spray piece, the wind shielding shell is conical and positioned at an air inlet of the air outlet mechanism, and the cone top is far away from the second filter piece;
the spraying piece comprises a spraying main pipe (3) and a plurality of shunt pipes (4), wherein the shunt pipes (4) are equidistantly arranged on the surface of the spraying main pipe (3) in a first direction, the shunt pipes (4) are positioned in the filtering shell (2), the shunt pipes (4) are communicated with the spraying main pipe (3), and a liquid outlet is formed in the surface of the shunt pipes (4) positioned in the filtering shell (2);
the wind shielding shell comprises a shell body (5) and a bucket body (6), the shell body (5) is fixedly connected to one end of the spraying main pipe (3) far away from the second filtering piece, and the bucket body (6) is detachably connected to the end of the shell body (5) far away from the spraying main pipe (3);
the shielding mechanism comprises a first folding cylinder (7), a second folding cylinder (8), a first shielding ring (9) fixedly arranged at the end part of the first folding cylinder (7) and a second shielding ring (10) fixedly arranged at the end part of the second folding cylinder (8), vertical rods (11) are fixedly connected to opposite surfaces of the first shielding ring (9) and the second shielding ring (10), the vertical rods (11) are fixedly arranged at the output end of the driving mechanism, the end part, far away from the first shielding ring (9), of the first folding cylinder (7) is fixedly connected with the shell (5) and positioned outside the filtering shell (2), and the end part, far away from the second shielding ring (10), of the second folding cylinder (8) is fixedly connected to the inner bottom wall of the air outlet mechanism and positioned outside the second filtering piece;
the inner wall of the first shielding ring (9) is adhered with a sponge cleaning ring (12), at least part of the sponge cleaning ring (12) is in contact with the surface of the filter shell (2), a plurality of cleaning thorns are formed on the surface of the sponge cleaning ring (12), and the distance between one ends, far away from the sponge cleaning ring (12), of the cleaning thorns and the first direction is gradually increased;
the second filter piece comprises a mounting shell (14) and a filter screen (15), one end of the mounting shell (14) is fixedly connected in the air outlet mechanism and is communicated with an air outlet of the air outlet mechanism, the inner wall of the second shielding ring (10) is in contact connection with the surface of the mounting shell (14), a vent is formed in the surface of the mounting shell (14), and the filter screen (15) is arranged on the mounting shell (14) corresponding to the vent;
still include the jam spare, the jam spare includes stopper rod (16) and piston (17), the one end that sprays main pipe (3) is through the through-hole of seting up and stopper rod (16) sliding connection, piston (17) fixed connection is located the tip that sprays main pipe (3) at stopper rod (16), piston (17) are located the top of shunt tubes (4), installation shell (14) are through spout and stopper rod (16) sliding connection of seting up, the other end and montant (11) fixed connection of stopper rod (16).
2. The clean room ventilation system of claim 1, wherein: the air outlet mechanism comprises an outer shell (18) and an inner shell (19), the inner shell (19) is fixedly connected to an air outlet of the outer shell (18), the inner shell (19) is located in a second filtering piece, the inner shell (19) is at least partially located in a first filtering piece, the first filtering piece and the second filtering piece are both arranged in the outer shell (18), and the surface of the outer shell (18) is at least partially overlapped with the surface of the air inlet mechanism.
3. A clean shop ventilation system according to claim 2, characterized in that: the driving mechanism comprises an electric push rod (20), the electric push rod (20) is arranged in the shell (18), and the vertical rod (11) is fixedly connected to the output end of the electric push rod (20).
CN202410150858.XA 2024-02-02 2024-02-02 Clean workshop ventilation system Active CN117685617B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01236911A (en) * 1987-10-23 1989-09-21 Hitachi Ltd Air cleaning apparatus
CN204816001U (en) * 2015-08-11 2015-12-02 上海飞科电器股份有限公司 Air purifier with device is inhaled to hidden magnetism
WO2016147792A1 (en) * 2015-03-19 2016-09-22 国立研究開発法人産業技術総合研究所 Air purifier
CN205860219U (en) * 2016-07-18 2017-01-04 珠海格力电器股份有限公司 Air port device and air pipe machine
CN109745789A (en) * 2019-03-21 2019-05-14 中国核电工程有限公司 A kind of ground pit type air filtration and purification apparatus of low circulating resistance
CN111765574A (en) * 2020-07-28 2020-10-13 深圳市德尼环境技术有限公司 New energy low-humidity clean workshop and energy-saving air conditioning system
CN114294733A (en) * 2021-12-07 2022-04-08 中泰建工(北京)建筑工程有限公司 Air conditioning ventilation system for clean room and construction method thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01236911A (en) * 1987-10-23 1989-09-21 Hitachi Ltd Air cleaning apparatus
WO2016147792A1 (en) * 2015-03-19 2016-09-22 国立研究開発法人産業技術総合研究所 Air purifier
CN204816001U (en) * 2015-08-11 2015-12-02 上海飞科电器股份有限公司 Air purifier with device is inhaled to hidden magnetism
CN205860219U (en) * 2016-07-18 2017-01-04 珠海格力电器股份有限公司 Air port device and air pipe machine
CN109745789A (en) * 2019-03-21 2019-05-14 中国核电工程有限公司 A kind of ground pit type air filtration and purification apparatus of low circulating resistance
CN111765574A (en) * 2020-07-28 2020-10-13 深圳市德尼环境技术有限公司 New energy low-humidity clean workshop and energy-saving air conditioning system
CN114294733A (en) * 2021-12-07 2022-04-08 中泰建工(北京)建筑工程有限公司 Air conditioning ventilation system for clean room and construction method thereof

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