CN113251528B - Active laboratory intelligence air current control system - Google Patents
Active laboratory intelligence air current control system Download PDFInfo
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- CN113251528B CN113251528B CN202110660197.1A CN202110660197A CN113251528B CN 113251528 B CN113251528 B CN 113251528B CN 202110660197 A CN202110660197 A CN 202110660197A CN 113251528 B CN113251528 B CN 113251528B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0003—Condensation of vapours; Recovering volatile solvents by condensation by using heat-exchange surfaces for indirect contact between gases or vapours and the cooling medium
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F2013/221—Means for preventing condensation or evacuating condensate to avoid the formation of condensate, e.g. dew
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/54—Free-cooling systems
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Ventilation (AREA)
Abstract
The invention belongs to the technical field of laboratory airflow control, and discloses an active laboratory intelligent airflow control system. This active laboratory intelligence airflow control system, including laboratory, laboratory table and air conditioner, the laboratory table is settled subaerial at the laboratory, the roof fixed mounting of laboratory has the regulation and control mechanism of airing exhaust, the subaerial hidden air supply mechanism of installing of laboratory, the externally mounted of laboratory has the fume chamber, and the outer machine of air conditioner is also installed at the outside wall of laboratory. This active laboratory intelligence airflow control system adopts regulation and control mechanism and hidden air supply mechanism of airing exhaust, and the cooperation motion sensor detects and can realize accurate narrow range ventilation control of airing exhaust for the local air current circulation in laboratory realizes the subregion control of laboratory air current, can help optimizing laboratory environment, has solved the problem that proposes in the background art.
Description
Technical Field
The invention relates to the technical field of laboratory airflow control, in particular to an active laboratory intelligent airflow control system.
Background
The laboratory is different from a common room, and has higher requirements on the cleanness degree of air, especially for experiments which can generate toxic gas, and the ventilation of the laboratory is related to the safety of laboratory personnel.
Current laboratory air current control generally adopts the fume chamber, and the dirty gas of exhausting is aired exhaust in order to discharge on the one hand, lets in outdoor clean gas on the one hand, through being simple pipeline formula ventilation, is difficult to adapt to the complex environment of laboratory, can't realize the accurate of minivere taking a breath, is difficult to more growing user demand, so, we have provided an active laboratory intelligence air current control system.
Disclosure of Invention
The invention aims to provide an active laboratory intelligent airflow control system which can recognize the movement of laboratory personnel to perform accurate small-range airflow control, form accurate regulation and control of air exhaust and ventilation and solve the problems in the background art.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an active laboratory intelligence airflow control system, includes laboratory, laboratory table and air conditioner, the laboratory table is settled subaerial at the laboratory, the roof fixed mounting of laboratory has the regulation and control mechanism of airing exhaust, the subaerial hidden air supply mechanism of installing of laboratory, the externally mounted of laboratory has the fume chamber, and the outer machine of air conditioner is also installed at laboratory outside wall.
The hidden air supply mechanism comprises a mounting groove, an air guide pipe, a protection grid plate and an air supply pipe, wherein the mounting groove is formed in the ground of a laboratory, the air guide pipe is fixedly mounted in the mounting groove, the protection grid plate covers the opening of the mounting groove and is used for protecting the air guide pipe, and the air outlet end of the air supply pipe is communicated with and perpendicular to the air guide pipe.
The exhaust regulating and controlling mechanism comprises an exhaust pipeline, a suspender and a central plate, the exhaust pipeline is installed at the top of a laboratory, the bottom wall of the exhaust pipeline is open, the suspender is fixedly connected to the middle of the inner top wall of the exhaust pipeline, the central plate is fixedly connected between the front end face and the rear end face of the inner top wall of the exhaust pipeline, and the bottom end of the suspender is fixedly connected with the central plate.
Preferably, the hidden air supply mechanism further comprises a shunt pipe, an air volume adjusting valve and an air inlet pipe, the number of the air supply pipes is not less than ten, the air inlet pipes are fixedly communicated through the shunt pipe, and the air volume adjusting valve is mounted on the air supply pipe to control the air volume of the air supply pipe.
Preferably, the exhaust regulation and control mechanism further comprises a driving motor, a line roller, a lifting rope, a movable sleeve, a pull rod, a movable plate, a slide rail and a slide block, wherein the driving motor is fixedly mounted on the right side of the lifting rod on the inner top wall of the exhaust pipeline, the output end of the driving motor is fixedly connected with one end of the lifting rope through the line roller, the movable sleeve is sleeved on the lifting rod, the other end of the lifting rope is fixedly connected to the top end of the movable sleeve, the left side and the right side of the movable sleeve are hinged to the pull rod, the movable plate is hinged to the position, corresponding to the lifting rod, of the left side and the right side of the central plate, the slide rail is arranged on the upper surface of the movable plate, the slide block is connected in the slide rail in a sliding mode, one end, far away from the movable sleeve, of the two pull rods is hinged to the two slide blocks respectively, a communicating pipeline is fixedly communicated with the rear end face of the exhaust pipeline and communicated with an air inlet of the ventilation cabinet.
Preferably, the exhaust regulating and controlling mechanism further comprises a motion sensor and a pressure difference controller, the motion sensor is installed on the side face of the exhaust pipeline, the detection end of the motion sensor points to the ground of the laboratory, and the pressure difference controller is installed on the wall face of the laboratory and used for helping to control the air volume of the hidden air supply mechanism and the air volume of the exhaust regulating and controlling mechanism to realize the control of the pressure difference of the laboratory.
Preferably, the number of the suspenders is communicated with the number of the blast pipes, and the suspenders are arranged in the air suction pipeline at equal intervals along the axial direction of the air suction pipeline.
Preferably, the draft pipeline cross-section is the rectangle, and the width of fly leaf is the four fifths of draft pipeline top surface width, and well core plate's width is the one fifth of draft pipeline top surface width, and every jib all corresponds two fly leaves, and the cooperation forms the closed bottom surface of draft pipeline between each adjacent fly leaf, and the design of fly leaf makes the draft pipeline form isolating construction, can have more need carry out convulsions to different positions to the size that opens and shuts that utilizes the fly leaf can realize the regulation of the air extraction volume.
Preferably, the upper surface of well core plate has the cistern, be equipped with the water pipe through the support frame in the cistern, the both ends face inserts the water route around the suction line is run through respectively at the both ends of water pipe, the rear end face of suction line still is fixed the intercommunication has the blow off pipe, the water inlet and the cistern ground of blow off pipe flush, utilize the lower temperature of water pipe normal water, can condense the steam in the laboratory gas, avoid steam to condense on the suction line, can collect the steam that contains the poison material, ensure the clean of laboratory.
Preferably, motion sensor's quantity communicates with each other with jib quantity, is in the position that the exhaust duct side corresponds the jib, and motion sensor can discern people's motion, increases air output and air output in someone's place, realizes initiative intelligent air flow control, avoids the toxic gas of experiment production to diffuse in the laboratory.
Preferably, the number of the hidden air supply mechanisms is three, the three air inlet pipes are communicated with an air outlet of the air conditioner through a four-way pipe, and the sections of the air guide pipes are semicircular and are distributed on the left side and the right side of the experiment table.
Preferably, the exhaust regulating and controlling mechanism further comprises a single chip microcomputer controller, and the motion sensor, the air volume regulating valve, the driving motor, the fume chamber, the air conditioner and the pressure difference controller are all connected with the single chip microcomputer controller.
By adopting the technical scheme, the invention has the beneficial effects that:
1. this active laboratory intelligence airflow control system adopts regulation and control mechanism and hidden air supply mechanism of airing exhaust, and the cooperation motion sensor detects and can realize accurate narrow range ventilation control of airing exhaust for the local air current circulation in laboratory realizes the subregion control of laboratory air current, can help optimizing laboratory environment, has solved the problem that proposes in the background art.
2. This active laboratory intelligence airflow control system, the design difference of the regulation and control mechanism of airing exhaust and the ordinary pipeline in the traditional scheme, this scheme coverage of airing exhaust is bigger, is favorable to the regulation and control of whole air current in the laboratory, can adapt to the complicated overall arrangement in the laboratory and realize adaptability regulation and control to the design of the hidden air supply mechanism of cooperation, the air current is by lower supreme motion, can be full of whole laboratory fast, ensures the ventilation effect.
3. This active laboratory intelligence airflow control system adopts the liquid guide groove design, utilizes the lower temperature of water pipe normal water, can condense the steam in the laboratory gas, avoids steam to condense on the suction line, can collect and contain the steam that poisons the material, ensures the cleanness in laboratory.
Drawings
FIG. 1 is a schematic diagram of a laboratory configuration of the present invention;
FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 3 is an enlarged view taken at B of FIG. 1 in accordance with the present invention;
FIG. 4 is a schematic view of the duct connections of the exhaust air regulating mechanism of the present invention;
FIG. 5 is a schematic bottom view of the draft tube of the present invention;
FIG. 6 is a diagram of a control system of the present invention.
In the figure: 1 laboratory, 2 laboratory tables, 3 air conditioner, 4 air exhaust regulating mechanism, 41 air exhaust pipeline, 42 suspension rod, 43 central plate, 44 driving motor, 45 line roller, 46 lifting rope, 47 movable sleeve, 48 pull rod, 49 movable plate, 410 slide rail, 411 slide block, 412 communicating pipeline, 5 hidden air supply mechanism, 51 mounting groove, 52 air guide pipe, 53 protective grid plate, 54 air supply pipe, 55 shunt pipe, 56 air volume regulating valve, 57 air inlet pipe, 6 ventilation cabinet, 7 motion sensor, 8 pressure difference controller, 9 liquid guide tank, 10 tap water pipe, 11 sewage pipe and 12 single chip microcomputer controller.
Detailed Description
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides an active laboratory intelligence airflow control system, includes laboratory 1, laboratory table 2 and air conditioner 3, and laboratory table 2 settles subaerial at laboratory 1, and laboratory 1's roof fixed mounting has the regulation and control mechanism 4 of airing exhaust, and laboratory 1's subaerial hidden air supply mechanism 5 of installing, laboratory 1's externally mounted has fume chamber 6, and the outer machine of air conditioner 3 is also installed at laboratory 1 outside wall.
The hidden air supply mechanism 5 comprises a mounting groove 51, an air guide pipe 52, a protective grid plate 53, an air supply pipe 54, a shunt pipe 55, an air volume adjusting valve 56 and an air inlet pipe 57, wherein the mounting groove 51 is arranged on the ground of the laboratory 1, the air guide pipe 52 is fixedly mounted in the mounting groove 51, the protective grid plate 53 covers the opening of the mounting groove 51 and is used for protecting the air guide pipe 52, the air outlet end of the air supply pipe 54 is communicated with and vertical to the air guide pipe 52, the air supply pipes 54 are not less than ten and are fixedly communicated with the air inlet pipe 57 through the shunt pipe 55, and the air volume adjusting valve 56 is mounted on the air supply pipe 54 to control the air volume of the air supply pipe 54.
The exhaust regulating and controlling mechanism 4 comprises an exhaust pipeline 41, a suspender 42, a central plate 43, a driving motor 44, a wire roller 45, a lifting rope 46, a movable sleeve 47, a pull rod 48, a movable plate 49, a slide rail 410 and a slide block 411, wherein the exhaust pipeline 41 is arranged on the top of the laboratory 1, the bottom wall of the exhaust pipeline 41 is open, the middle part of the inner top wall of the exhaust pipeline 41 is fixedly connected with the suspender 42, the central plate 43 is fixedly connected between the front end surface and the rear end surface in the exhaust pipeline 41, the bottom end of the suspender 42 is fixedly connected with the central plate 43, the driving motor 44 is fixedly arranged on the right side of the suspender 42 on the inner top wall of the exhaust pipeline 41, the output end of the driving motor 44 is fixedly connected with one end of the lifting rope 46 through the wire roller 45, the movable sleeve 47 is sleeved on the suspender 42, the other end of the lifting rope 46 is fixedly connected with the top end of the movable sleeve 47, the pull rods 48 are hinged on the left side and the right side of the movable sleeve 47, the movable plate 49 are hinged on the left side and the right side of the central plate 43 corresponding to the suspender 42, the upper surface of the movable plate 49 is provided with a slide rail 410, the slide rail 410 is connected with a slide block 411 in a sliding manner, one ends of the two pull rods 48, which are far away from the movable sleeve 47, are respectively hinged with the two slide blocks 411, the rear end surface of the air draft pipeline 41 is fixedly communicated with a communicating pipeline 412, and the communicating pipeline 412 is communicated with an air inlet of the fume hood 6.
The exhaust regulating and controlling mechanism 4 further comprises a motion sensor 7 and a pressure difference controller 8, the motion sensor 7 is installed on the side face of the exhaust pipeline 41, the detection end of the motion sensor points to the ground of the laboratory 1, and the pressure difference controller 8 is installed on the wall face of the laboratory 1 and used for helping to control the air quantity of the hidden air supply mechanism 5 and the air quantity of the exhaust regulating and controlling mechanism 4 to realize the pressure difference control of the laboratory 1.
The number of the hanger rods 42 is communicated with the number of the blast pipes 54, and the hanger rods 42 are arranged at equal intervals in the axial direction of the suction duct 41 inside the suction duct 41.
The cross-section of the air draft pipeline 41 is rectangular, the width of the movable plates 49 is four fifths of the width of the top surface of the air draft pipeline 41, the width of the central plate 43 is one fifth of the width of the top surface of the air draft pipeline 41, each hanger rod 42 corresponds to two movable plates 49, the closed bottom surface of the air draft pipeline 41 is formed between every two adjacent movable plates 49 in a matched mode, the air draft pipeline 41 forms a separation structure due to the design of the movable plates 49, air draft can be conducted on different positions more effectively, and the air draft can be adjusted by means of the opening and closing size of the movable plates 49.
The upper surface of well core plate 43 has liquid guide groove 9, be equipped with water pipe 10 through the support frame in the liquid guide groove 9, water pipe 10's both ends run through respectively in the front and back both ends face access water route of draft tube 41, the rear end face of draft tube 41 still fixed intercommunication has blow off pipe 11, the water inlet of blow off pipe 11 flushes with liquid guide groove 9 ground, utilize the lower temperature of water pipe 10 well water, can condense the steam in the laboratory gas, avoid steam to condense on draft tube 41, can collect the steam that contains the poison material, ensure the cleanness in laboratory.
The number of the motion sensors 7 is communicated with the number of the suspenders 42, the motion sensors 7 are located on the side face of the air draft pipeline 41 and correspond to the suspenders 42, people can be identified by the motion sensors 7, the air exhaust amount and the air outlet amount are increased in places with people, active intelligent airflow control is achieved, and toxic gas generated in experiments is prevented from diffusing in laboratories.
The number of the hidden air supply mechanisms 5 is three, the three air inlet pipes 57 are communicated with the air outlet of the air conditioner 3 through four-way pipes, and the cross sections of the air guide pipes 52 are semicircular and are distributed on the left side and the right side of the experiment table 2.
The exhaust regulating and controlling mechanism 4 further comprises a single chip microcomputer controller 12, and the motion sensor 7, the air volume regulating valve 56, the driving motor 44, the fume hood 6, the air conditioner 3 and the pressure difference controller 8 are all connected with the single chip microcomputer controller 12.
When the active type laboratory intelligent airflow control system works, the ventilation cabinet 6 provides exhaust power, the air conditioner 3 blows fresh air indoors, the pressure difference controller 8 controls indoor air pressure to achieve balance of exhaust and air blowing, the motion sensor 7 detects motion of experimenters, after detection signals are transmitted to the single chip microcomputer controller 12, the single chip microcomputer controller 12 controls the driving motor 44 at the corresponding position to work and lower the movable plate 49 to enlarge an opening to increase air suction volume, and the air supply pipe 54 at the corresponding position is controlled by the air volume adjusting valve 56 to increase air supply volume.
To sum up, the active laboratory intelligent airflow control system adopts the exhaust regulating and controlling mechanism 4 and the hidden air supply mechanism 5, and is matched with the motion sensor for detection, so that accurate small-range ventilation and exhaust control can be realized, the local airflow circulation of a laboratory is accelerated, the partition control of the laboratory airflow is realized, the indoor environment of the laboratory can be helped to be optimized, and the problems in the background art are solved; the design difference of the air exhaust regulating and controlling mechanism 4 is different from that of a common pipeline in the traditional scheme, the air exhaust coverage range is larger, the regulation and control of the whole air flow in the laboratory are facilitated, the adaptability regulation and control can be realized by adapting to the complex layout in the laboratory, and the air flow moves from bottom to top by matching with the design of the hidden air supply mechanism 5, so that the whole laboratory can be quickly filled, and the ventilation effect is ensured; the design of the liquid guide groove 9 is adopted, the steam in the laboratory gas can be condensed by utilizing the lower temperature of the water in the tap water pipe 10, the steam is prevented from being condensed on the air draft pipeline 41, the steam containing toxic and harmful substances can be collected, and the cleanness of the laboratory is ensured.
Claims (7)
1. The utility model provides an active laboratory intelligence airflow control system, includes laboratory (1), laboratory table (2) and air conditioner (3), laboratory table (2) are settled on the subaerial of laboratory (1), its characterized in that: an exhaust regulation and control mechanism (4) is fixedly installed on the top wall of the laboratory (1), a hidden air supply mechanism (5) is installed on the ground of the laboratory (1), a ventilation cabinet (6) is installed outside the laboratory (1), and an air conditioner (3) is also installed on the outer wall surface of the laboratory (1);
the hidden air supply mechanism (5) comprises a mounting groove (51), an air guide pipe (52), a protection grid plate (53) and an air supply pipe (54), wherein the mounting groove (51) is formed in the ground of the laboratory (1), the air guide pipe (52) is fixedly mounted in the mounting groove (51), the protection grid plate (53) covers the opening of the mounting groove (51) and is used for protecting the air guide pipe (52), and the air outlet end of the air supply pipe (54) is communicated with and vertical to the air guide pipe (52);
the exhaust regulating and controlling mechanism (4) comprises an exhaust pipeline (41), a suspender (42) and a central plate (43), the exhaust pipeline (41) is installed at the top of the laboratory (1), the bottom wall of the exhaust pipeline (41) is open, the suspender (42) is fixedly connected to the middle of the inner top wall of the exhaust pipeline (41), the central plate (43) is fixedly connected between the front end face and the rear end face in the exhaust pipeline (41), and the bottom end of the suspender (42) is fixedly connected with the central plate (43);
the hidden air supply mechanism (5) further comprises a shunt pipe (55), an air volume regulating valve (56) and an air inlet pipe (57), the number of the air supply pipes (54) is not less than ten, the air inlet pipes (57) are fixedly communicated through the shunt pipe (55), and the air volume regulating valve (56) is mounted on the air supply pipes (54) to control the air volume of the air supply pipes (54);
the exhaust regulating and controlling mechanism (4) further comprises a driving motor (44), a wire roller (45), a lifting rope (46), a movable sleeve (47), a pull rod (48), a movable plate (49), a slide rail (410) and a slide block (411), the driving motor (44) is fixedly installed on the inner top wall of the exhaust pipeline (41) and positioned on the right side of the lifting rod (42), the output end of the driving motor (44) is fixedly connected with one end of the lifting rope (46) through the wire roller (45), the movable sleeve (47) is sleeved on the lifting rod (42), the other end of the lifting rope (46) is fixedly connected to the top end of the movable sleeve (47), the pull rod (48) is hinged to the left side and the right side of the movable sleeve (47), the movable plate (49) is hinged to the positions, corresponding to the lifting rod (42), of the left side and the right side of the central plate (43), the slide rail (410) is arranged on the upper surface of the movable plate (49), the slide block (411) is connected in the slide rail (410), one ends, far away from the movable sleeve (47), of the two pull rods (48) are respectively hinged with the two sliding blocks (411), a communicating pipeline (412) is fixedly communicated with the rear end face of the air draft pipeline (41), and the communicating pipeline (412) is communicated with an air inlet of the fume hood (6);
the exhaust regulating and controlling mechanism (4) further comprises a motion sensor (7) and a pressure difference controller (8), the motion sensor (7) is installed on the side face of the exhaust pipeline (41), the detection end of the motion sensor points to the ground of the laboratory (1), and the pressure difference controller (8) is installed on the wall face of the laboratory (1) and used for helping to control the air quantity of the hidden air supply mechanism (5) and the air quantity of the exhaust regulating and controlling mechanism (4) to achieve pressure difference control of the laboratory (1).
2. An active laboratory intelligent airflow control system according to claim 1, characterized in that: the number of the suspension rods (42) is the same as that of the blast pipes (54), and the suspension rods (42) are arranged in the air suction pipeline (41) at equal intervals along the axial direction of the air suction pipeline (41).
3. An active laboratory intelligent airflow control system according to claim 2, characterized in that: the cross section of the air draft pipeline (41) is rectangular, the width of each movable plate (49) is four fifths of the width of the top surface of the air draft pipeline (41), the width of each central plate (43) is one fifth of the width of the top surface of the air draft pipeline (41), each hanger rod (42) corresponds to two movable plates (49), and the adjacent movable plates (49) are matched with each other to form a closed bottom surface of the air draft pipeline (41).
4. An active laboratory intelligent airflow control system according to claim 3, characterized in that: the upper surface of well core plate (43) has liquid guide groove (9), be equipped with water pipe (10) through the support frame in liquid guide groove (9), the both ends of water pipe (10) are run through the front and back both ends face of draft tube (41) respectively and are inserted in the water route, and the rear end face of draft tube (41) still is fixed the intercommunication has blow off pipe (11), and the water inlet of blow off pipe (11) flushes with liquid guide groove (9) bottom surface.
5. An active laboratory intelligent airflow control system according to claim 4, characterized in that: the number of the motion sensors (7) is the same as that of the suspenders (42), and the motion sensors are arranged at the position, corresponding to the suspenders (42), of the side surface of the air draft pipeline (41).
6. An active laboratory intelligent airflow control system according to claim 5, characterized in that: the number of the hidden air supply mechanisms (5) is three, the three air inlet pipes (57) are communicated with an air outlet of the air conditioner (3) through four-way pipes, and the sections of the air guide pipes (52) are semicircular and are distributed on the left side and the right side of the experiment table (2).
7. An active laboratory intelligent airflow control system according to claim 6, characterized in that: the exhaust regulating and controlling mechanism (4) further comprises a single chip microcomputer controller (12), and the motion sensor (7), the air volume regulating valve (56), the driving motor (44), the fume hood (6), the air conditioner (3) and the pressure difference controller (8) are all connected with the single chip microcomputer controller (12).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110660197.1A CN113251528B (en) | 2021-06-15 | 2021-06-15 | Active laboratory intelligence air current control system |
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| CN202110660197.1A CN113251528B (en) | 2021-06-15 | 2021-06-15 | Active laboratory intelligence air current control system |
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| CN113251528A CN113251528A (en) | 2021-08-13 |
| CN113251528B true CN113251528B (en) | 2021-10-15 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114433269A (en) * | 2022-03-01 | 2022-05-06 | 张银花 | Central experiment table that intelligence was ventilated |
| CN116592479B (en) * | 2023-07-18 | 2023-09-26 | 深圳市甲骨文智慧实验室建设有限公司 | Laboratory ventilation position intelligent capturing control method and system |
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| CN2056981U (en) * | 1989-08-21 | 1990-05-09 | 苏坦 | Combined ventilating cabinet |
| KR101202403B1 (en) * | 2011-04-19 | 2012-11-16 | (주)미도이앤씨 | Multi-function complex damper for ventilation and fire |
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| CN111425982A (en) * | 2020-04-10 | 2020-07-17 | 重庆特斯联智慧科技股份有限公司 | A new trend system for wisdom community |
| CN212511631U (en) * | 2020-04-26 | 2021-02-09 | 湖南普信工程技术有限公司 | Laboratory ventilation system |
| CN112762546A (en) * | 2021-02-08 | 2021-05-07 | 苏州大学 | Replacement ventilation type building with gridding air supply |
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