CN111237225B - High-efficient type efflux fan with wind direction regulatory function - Google Patents
High-efficient type efflux fan with wind direction regulatory function Download PDFInfo
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- CN111237225B CN111237225B CN202010100694.1A CN202010100694A CN111237225B CN 111237225 B CN111237225 B CN 111237225B CN 202010100694 A CN202010100694 A CN 202010100694A CN 111237225 B CN111237225 B CN 111237225B
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- 230000009711 regulatory function Effects 0.000 title description 3
- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 238000004140 cleaning Methods 0.000 claims abstract description 31
- 230000008093 supporting effect Effects 0.000 claims abstract description 23
- 239000000428 dust Substances 0.000 claims abstract description 19
- 230000000670 limiting effect Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000004519 grease Substances 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 238000004804 winding Methods 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 230000006870 function Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/10—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/56—Fluid-guiding means, e.g. diffusers adjustable
- F04D29/563—Fluid-guiding means, e.g. diffusers adjustable specially adapted for elastic fluid pumps
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/003—Ventilation of traffic tunnels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D19/00—Axial-flow pumps
- F04D19/002—Axial flow fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
- F04D29/545—Ducts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to a high-efficiency jet fan with a wind direction adjusting function, which comprises a main body, two adjusting mechanisms and two cleaning mechanisms, wherein each adjusting mechanism comprises an annular guide rail, an annular groove, a steering ring, a first driving assembly, a second driving assembly, a corrugated pipe, a torsion spring and a guide ring, each cleaning mechanism comprises a moving rod, a cleaning brush, a dust screen and two supporting assemblies, the first driving assembly comprises a second motor, a gear and an annular rack, the second driving assembly comprises a first motor, a wire winding disc, a connecting wire and a fixed pulley, each supporting assembly comprises a sliding rod, a spring and a sliding sleeve, in the high-efficiency jet fan with the wind direction adjusting function, the wind direction of the jet fan can be adjusted through the adjusting mechanisms, the loss of air flow energy is reduced, the air flow jet distance of the jet fan is prolonged, the quantity of sundries entering the jet fan is reduced through the cleaning mechanisms, the probability of damage of the jet fan is reduced, and the working efficiency of the jet fan is improved.
Description
Technical Field
The invention relates to the field of urban rail transit equipment, in particular to a high-efficiency jet fan with a wind direction adjusting function.
Background
The jet fan is a special axial flow fan, is mainly used in longitudinal ventilation systems of tunnels such as highways, railways, subways and the like, and provides all thrust; it can also be used in semi-transverse ventilation system or sensitive part in transverse ventilation system, such as tunnel inlet and outlet, to induce air flow or smoke exhaust.
When the jet fan in the prior art is used, airflow blown out by the fan has a diffusion angle, so that the airflow is easy to rub with a tunnel, a large amount of energy loss of the airflow is caused, the airflow jet distance of the jet fan is shortened, and furthermore, when the jet fan in the prior art is used, sundries are easy to be sucked into the fan, so that the fan is damaged, and the practicability of the fan is reduced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the high-efficiency jet fan with the wind direction adjusting function is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a high-efficiency jet fan with a wind direction adjusting function comprises a main body, two adjusting mechanisms and two cleaning mechanisms, wherein the two adjusting mechanisms are respectively connected with two ends of the main body;
the adjusting mechanism comprises an annular guide rail, an annular groove, a steering ring, a first driving assembly, a second driving assembly, a corrugated pipe, a torsion spring and a guide ring, wherein the guide ring, the steering ring and the annular guide rail are coaxially arranged with the main body, the annular guide rail is arranged on the periphery of one end of the main body, the annular groove is arranged on the inner wall of the steering ring, the annular guide rail is arranged inside the annular groove, the annular groove is in sliding connection with the annular guide rail, the guide ring is arranged on one side of the steering ring, which is far away from the main body, the one side of the steering ring is hinged with one side of the guide ring, the steering ring is connected with the guide ring through the corrugated pipe, the first driving assembly is arranged on the main body, the first driving assembly is connected with the steering ring, the second driving assembly is arranged on one side of the steering ring, which is far away from the hinged joint of the steering ring and the guide ring, the guide ring is connected with the steering ring through a torsion spring;
the cleaning mechanism comprises a moving rod, a cleaning brush, a dust screen and two supporting components, wherein the dust screen covers one side of the guide ring, which is far away from the main body, the two supporting components are symmetrically arranged relative to the axis of the main body, the two supporting components are respectively arranged on two sides of the second driving component, the two supporting components are all connected with the guide ring, two ends of the moving rod are respectively connected with the two supporting components, the cleaning brush is arranged on one side, which is close to the dust screen, of the moving rod, the cleaning brush is abutted against the dust screen, and the second driving component is connected with the middle of the moving rod.
Preferably, in order to improve the automation degree of the jet fan, a control box is arranged on the main body, a PLC is arranged in the control box, a display screen and at least two control keys are arranged on the control box, and the display screen and the control keys are electrically connected with the PLC.
Preferably, in order to provide power for the steering ring, the first driving assembly comprises a second motor, a gear and an annular rack, the annular rack is installed on the periphery of the steering ring, the second motor is fixedly connected with the main body, the second motor is in transmission connection with the gear, and the gear is meshed with the annular rack.
Preferably, in order to provide power for the guide ring, the second driving assembly comprises a first motor, a wire spool, a connecting line and a fixed pulley, the first motor is fixedly connected with the steering ring, the first motor is in transmission connection with the wire spool, the fixed pulley is arranged on one side, close to the first motor, of the guide ring, one end of the connecting line is wound on the periphery of the wire spool, the connecting line is wound around the fixed pulley, the other end of the connecting line is fixedly connected with the middle of the movable rod, and the connecting line is in a tight state.
As preferred, for providing power for the carriage release lever, supporting component includes slide bar, spring and sliding sleeve, the slide bar is perpendicular with the carriage release lever, the slide bar sets up the one side at the guide ring, the both ends of slide bar all with guide ring fixed connection, the slide bar passes sliding sleeve, sliding sleeve and slide bar sliding connection, sliding sleeve and the one end fixed connection of carriage release lever, the spring housing is established on the slide bar, the one end of keeping away from the fixed pulley of slide bar passes through spring and sliding sleeve fixed connection, the spring is in tensile state.
Preferably, the sliding rod is coated with grease in order to improve the smoothness of movement of the sliding sleeve.
Preferably, the body is coated with an anti-corrosive coating in order to extend the service life of the body.
Preferably, in order to reduce the resistance of the moving rod to the air flow, the vertical section of the moving rod is in the shape of an isosceles triangle, and the bottom side of the isosceles triangle is located on the side of the isosceles triangle close to the dust screen.
Preferably, in order to improve the smoothness of the rotation of the steering ring, at least two balls are uniformly distributed on the inner wall of the annular groove in the circumferential direction, and the annular groove is in rolling connection with the annular guide rail through the balls.
Preferably, in order to improve the stability of the connection between the fixed pulley and the connecting wire, a limiting groove is circumferentially formed on the outer periphery of the fixed pulley, and the connecting wire is arranged inside the limiting groove.
The efficient jet fan with the wind direction adjusting function has the advantages that the wind direction of the jet fan can be adjusted through the adjusting mechanism, the loss of airflow energy is reduced, the airflow jet distance of the jet fan is prolonged, compared with the existing adjusting mechanism, the independent adjustment of the airflow at two ends of the fan is realized through the two adjusting mechanisms, the redundant arrangement between the two adjusting mechanisms is realized, the loss of the airflow energy is further reduced, the quantity of sundries entering the jet fan is reduced through the cleaning mechanism, the damage probability of the jet fan is reduced, the working efficiency of the jet fan is improved, compared with the existing cleaning mechanism, the cleaning mechanism realizes linkage with the adjusting mechanism, and the energy-saving performance of the mechanism is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a high-efficiency jet fan with a wind direction adjusting function according to the present invention;
FIG. 2 is a schematic view of an installation structure of an adjusting mechanism and a cleaning mechanism of the high-efficiency jet fan with wind direction adjusting function according to the present invention;
FIG. 3 is a sectional view of an adjusting mechanism of the high efficiency type jet fan having a wind direction adjusting function according to the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
in the figure: 1. the cleaning brush comprises a guide ring, 2. a steering ring, 3. a main body, 4. an annular rack, 5. a corrugated pipe, 6. a first motor, 7. a wire spool, 8. a connecting wire, 9. a fixed pulley, 10. a dust screen, 11. a sliding sleeve, 12. a cleaning brush, 13. a movable rod, 14. a spring, 15. a sliding rod, 16. a torsion spring, 17. a gear, 18. a second motor, 19. an annular guide rail, 20. a ball and 21. an annular groove.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, a high-efficiency jet fan with a wind direction adjusting function comprises a main body 3, and further comprises two adjusting mechanisms and two cleaning mechanisms, wherein the two adjusting mechanisms are respectively connected with two ends of the main body 3, and the two cleaning mechanisms are respectively connected with the two adjusting mechanisms;
the wind direction of the jet flow fan can be adjusted through the adjusting mechanism, the loss of air flow energy is reduced, the air flow jet distance of the jet flow fan is prolonged, and furthermore, the quantity of sundries entering the jet flow fan is reduced through the cleaning mechanism, the damage probability of the jet flow fan is reduced, and the working efficiency of the jet flow fan is improved;
as shown in fig. 2-4, the adjusting mechanism includes an annular guide rail 19, an annular groove 21, a steering ring 2, a first driving assembly, a second driving assembly, a corrugated tube 5, a torsion spring 16, and a guide ring 1, the steering ring 2, and the annular guide rail 19 are all coaxially disposed with the main body 3, the annular guide rail 19 is disposed on the outer periphery of one end of the main body 3, the annular groove 21 is disposed on the inner wall of the steering ring 2, the annular guide rail 19 is disposed inside the annular groove 21, the annular groove 21 is slidably connected with the annular guide rail 19, the guide ring 1 is disposed on one side of the steering ring 2 away from the main body 3, one side of the steering ring 2 is hinged to one side of the guide ring 1, the steering ring 2 is connected with the guide ring 1 through the corrugated tube 5, the first driving assembly is disposed on the main body 3, the first driving assembly is connected with the steering ring 2, the second driving assembly is arranged on one side of the steering ring 2 far away from the hinge point of the steering ring 2 and the guide ring 1, the torsion spring 16 is arranged at the hinge point of the guide ring 1 and the steering ring 2, and the guide ring 1 is connected with the steering ring 2 through the torsion spring 16;
as shown in fig. 2, the cleaning mechanism includes a moving rod 13, a cleaning brush 12, a dust screen 10 and two supporting components, the dust screen 10 covers one side of the guide ring 1 far from the main body 3, the two supporting components are symmetrically arranged about the axis of the main body 3, the two supporting components are respectively arranged on two sides of a second driving component, both the two supporting components are connected with the guide ring 1, two ends of the moving rod 13 are respectively connected with the two supporting components, the cleaning brush 12 is arranged on one side of the moving rod 13 close to the dust screen 10, the cleaning brush 12 abuts against the dust screen 10, and the second driving component is connected with the middle part of the moving rod 13;
the stability of connection between the steering ring 2 and the main body 3 is improved under the mutual limiting action between the annular groove 21 and the annular guide rail 19, the power is provided by the first driving component, the steering ring 2 is driven to rotate around the main body 3, the probability of sundries entering the fan is reduced through the isolation effect of the dustproof net 10 when the fan operates, the probability of damage of the fan is reduced, the stability of the movable rod 13 is improved through the supporting component, the power is provided by the second driving component, the movable rod 13 is driven to reciprocate up and down under the action of the tension of the second driving component and the tension of the supporting component, the cleaning brush 12 is driven by the movable rod 13 to clean the dustproof net 10, the probability of blockage of the dustproof net 10 is reduced, the airflow flow of the fan is improved, the working efficiency of the fan is improved, when the movable rod 13 moves to the top, through the action of the second driving component and the torsion spring 16, make guide ring 1 round rotate with the pin joint of steering ring 2, then realized the deformation of bellows 5 through guide ring 1, then through the guide effect of bellows 5 to the air current, enlarged the flow range of air current, through the rotation of steering ring 2 and the rotation of guide ring 1, further enlarged the flow range of air current, realized the regulation of fan wind direction, improved the practicality of fan.
Preferably, in order to improve the automation degree of the jet fan, the main body 3 is provided with a control box, a PLC is arranged in the control box, the control box is provided with a display screen and at least two control keys, and the display screen and the control keys are electrically connected with the PLC;
the PLC is a programmable logic controller, it adopts a kind of programmable memory, it is used for its internal storage program, implement logic operation, sequence control, timing, counting and arithmetic operation, etc. and control various kinds of machinery or production process by digital or analog input/output, it is a computer specially used for industrial control, its hardware structure is basically the same as microcomputer, generally used for the processing of data and receiving and outputting of the order, it is used for realizing central control, the operator sends the control signal to PLC through the control key, then control the operation of jet fan through PLC, at the same time can display the working condition of jet fan through the display screen, then the automaticity of jet fan is improved.
As shown in fig. 3, the first driving assembly comprises a second motor 18, a gear 17 and an annular rack 4, the annular rack 4 is mounted on the periphery of the steering ring 2, the second motor 18 is fixedly connected with the main body 3, the second motor 18 is in transmission connection with the gear 17, and the gear 17 is meshed with the annular rack 4;
the gear 17 is driven to rotate by the second motor 18, the annular rack 4 is driven to rotate by the gear 17, and the steering ring 2 is driven to rotate by the annular rack 4.
As shown in fig. 2, the second driving assembly includes a first motor 6, a wire spool 7, a connecting line 8 and a fixed pulley 9, the first motor 6 is fixedly connected to the steering ring 2, the first motor 6 is in transmission connection with the wire spool 7, the fixed pulley 9 is installed on one side of the guide ring 1 close to the first motor 6, one end of the connecting line 8 is wound on the periphery of the wire spool 7, the connecting line 8 passes around the fixed pulley 9, the other end of the connecting line 8 is fixedly connected to the middle of the moving rod 13, and the connecting line 8 is in a tight state.
As shown in fig. 2, the support assembly includes a sliding rod 15, a spring 14 and a sliding sleeve 11, the sliding rod 15 is perpendicular to the moving rod 13, the sliding rod 15 is disposed on one side of the guide ring 1, both ends of the sliding rod 15 are fixedly connected with the guide ring 1, the sliding rod 15 passes through the sliding sleeve 11, the sliding sleeve 11 is slidably connected with the sliding rod 15, the sliding sleeve 11 is fixedly connected with one end of the moving rod 13, the spring 14 is sleeved on the sliding rod 15, one end of the sliding rod 15, which is far away from the fixed pulley 9, is fixedly connected with the sliding sleeve 11 through the spring 14, and the spring 14 is in a stretching state;
under the supporting action of the sliding rod 15, the stability of the moving rod 13 is improved through the sliding sleeve 11, power is provided through the first motor 6, the winding and unwinding of the connecting wire 8 are realized through the wire spool 7, when the connecting wire 8 is loosened from the wire spool 7, the tensile force of the connecting wire 8 on the moving rod 13 is reduced under the guiding action of the fixed pulley 9, the moving rod 13 is driven to move downwards under the action of the spring 14, when the connecting wire 8 is shortened, the moving rod 13 is pulled to move upwards through the guiding action of the fixed pulley 9, the cleaning brush 12 is driven by the moving rod 13 to clean the dust screen 10, the probability of blockage of the dust screen 10 is reduced, the protection effect of the fan is improved, the air output of the fan is improved, when the moving rod 13 moves to the top, the sliding sleeve 11 is abutted against the top end of the sliding rod 15, and at this time, if the connecting wire 8 is shortened, then drive guide ring 1 through connecting wire 8 and rotate to the direction that is close to steering ring 2 around the pin joint with steering ring 2, when connecting wire 8 loosens, then drive guide ring 1 through torsion spring 16 and rotate to the direction of keeping away from steering ring 2 around the pin joint with steering ring 2, then realized the vertical adjustment to the fan wind direction through steering ring 2.
Preferably, in order to improve the smoothness of the movement of the sliding sleeve 11, the sliding rod 15 is coated with grease;
the friction force between the sliding sleeve 11 and the sliding rod 15 is reduced by the grease, and the smoothness of the movement of the sliding sleeve 11 is improved.
Preferably, in order to prolong the service life of the main body 3, the main body 3 is coated with an anti-corrosion coating;
the corrosion speed of the main body 3 is slowed down through the anti-corrosion coating, and the service life of the main body 3 is prolonged.
Preferably, in order to reduce the resistance of the moving rod 13 to the airflow, the vertical section of the moving rod 13 is shaped like an isosceles triangle, and the bottom side of the isosceles triangle is located on the side of the isosceles triangle close to the dust screen 10;
the area of the windward side of the movable rod 13 is reduced by the triangular movable rod 13, and the resistance of the movable rod 13 to the airflow is reduced.
Preferably, in order to improve the smoothness of the rotation of the steering ring 2, at least two balls 20 are uniformly distributed on the inner wall of the annular groove 21 in the circumferential direction, and the annular groove 21 is in rolling connection with the annular guide rail 19 through the balls 20;
the friction between the annular guide rail 19 and the annular groove 21 is reduced by the balls 20, and the smoothness of the rotation of the steering ring 2 is improved.
Preferably, in order to improve the stability of the connection between the fixed pulley 9 and the connecting wire 8, a limiting groove is circumferentially arranged on the outer periphery of the fixed pulley 9, and the connecting wire 8 is arranged inside the limiting groove;
through the limiting effect of the limiting groove on the connecting line 8, the probability of separation of the fixed pulley 9 and the connecting line 8 is reduced, and the stability of connection of the fixed pulley 9 and the connecting line 8 is improved.
When the fan operates, the probability of sundries entering the fan is reduced through the isolation effect of the dustproof net 10, the probability of damage of the fan is reduced, the stability of the movable rod 13 is improved through the supporting component, the power is provided through the second driving component, the movable rod 13 is driven to move up and down in a reciprocating manner under the action of the pulling force of the second driving component and the pulling force of the supporting component, the movable rod 13 drives the cleaning brush 12 to clean the dustproof net 10, the probability of blockage of the dustproof net 10 is reduced, the airflow rate of the fan is improved, the working efficiency of the fan is improved, when the movable rod 13 moves to the top, the guide ring 1 rotates around a hinged point with the steering ring 2 through the action of the second driving component and the torsion spring 16, and the deformation of the corrugated pipe 5 is realized through the guide ring 1, the corrugated pipe 5 is used for guiding the air flow, the flowing range of the air flow is expanded, the flowing range of the air flow is further expanded through the rotation of the steering ring 2 and the rotation of the guide ring 1, the wind direction of the fan is adjusted, and the practicability of the fan is improved.
Compared with the prior art, in this high-efficient type jet fan with wind direction regulatory function, can adjust jet fan's wind direction through adjustment mechanism, the loss of air current energy has been reduced, the air current jet distance of jet fan has been prolonged, compare with current adjustment mechanism, the independent control to fan both ends air current has been realized through two adjustment mechanism, not only the redundant setting between two adjustment mechanism has been realized, the loss of air current energy has further been reduced, moreover, the quantity of the inside debris of entering jet fan has been reduced through clean mechanism, the probability that jet fan takes place to damage has been reduced, the work efficiency of jet fan has been improved simultaneously, compare with current clean mechanism, this clean mechanism has realized and the adjustment mechanism between the linkage, the energy-conserving performance of this mechanism has been improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A high-efficiency jet fan with a wind direction adjusting function comprises a main body (3), and is characterized by further comprising two adjusting mechanisms and two cleaning mechanisms, wherein the two adjusting mechanisms are respectively connected with two ends of the main body (3), and the two cleaning mechanisms are respectively connected with the two adjusting mechanisms;
the adjusting mechanism comprises an annular guide rail (19), an annular groove (21), a steering ring (2), a first driving assembly, a second driving assembly, a corrugated pipe (5), a torsion spring (16) and a guide ring (1), wherein the guide ring (1), the steering ring (2) and the annular guide rail (19) are coaxially arranged with the main body (3), the annular guide rail (19) is arranged on the periphery of one end of the main body (3), the annular groove (21) is arranged on the inner wall of the steering ring (2), the annular guide rail (19) is arranged inside the annular groove (21), the annular groove (21) is in sliding connection with the annular guide rail (19), the guide ring (1) is arranged on one side of the steering ring (2) far away from the main body (3), one side of the steering ring (2) is hinged with one side of the guide ring (1), and the steering ring (2) is connected with the guide ring (1) through the corrugated pipe (5), the first driving assembly is arranged on the main body (3), the first driving assembly is connected with the steering ring (2), the second driving assembly is arranged on one side, far away from the hinge point of the steering ring (2) and the guide ring (1), of the steering ring (2), the torsion spring (16) is arranged at the hinge point of the guide ring (1) and the steering ring (2), and the guide ring (1) is connected with the steering ring (2) through the torsion spring (16);
cleaning mechanism includes carriage release lever (13), cleaning brush (12), dust screen (10) and two supporting components, dust screen (10) cover in one side of keeping away from main part (3) of guide ring (1), and two supporting components set up about the axis symmetry of main part (3), and two supporting components set up respectively in the both sides of second drive assembly, and two supporting components all are connected with guide ring (1), the both ends of carriage release lever (13) are connected with two supporting components respectively, cleaning brush (12) set up the one side that is close to dust screen (10) in carriage release lever (13), cleaning brush (12) support with dust screen (10) and lean on, the second drive assembly is connected with the middle part of carriage release lever (13).
2. The high-efficiency jet fan with the wind direction adjusting function according to claim 1, wherein a control box is arranged on the main body (3), a PLC is arranged inside the control box, a display screen and at least two control keys are arranged on the control box, and the display screen and each control key are electrically connected with the PLC.
3. The high-efficiency jet fan with the wind direction adjusting function is characterized in that the first driving assembly comprises a second motor (18), a gear (17) and an annular rack (4), the annular rack (4) is installed on the periphery of the steering ring (2), the second motor (18) is fixedly connected with the main body (3), the second motor (18) is in transmission connection with the gear (17), and the gear (17) is meshed with the annular rack (4).
4. The high-efficiency jet fan with the wind direction adjusting function according to claim 1, wherein the second driving assembly comprises a first motor (6), a wire spool (7), a connecting wire (8) and a fixed pulley (9), the first motor (6) is fixedly connected with the steering ring (2), the first motor (6) is in transmission connection with the wire spool (7), the fixed pulley (9) is installed on one side of the guide ring (1) close to the first motor (6), one end of the connecting wire (8) is wound on the outer periphery of the wire spool (7), the connecting wire (8) is wound around the fixed pulley (9), the other end of the connecting wire (8) is fixedly connected with the middle part of the movable rod (13), and the connecting wire (8) is in a tight state.
5. The high-efficiency jet fan with the wind direction adjusting function according to claim 1, wherein the support assembly comprises a sliding rod (15), a spring (14) and a sliding sleeve (11), the sliding rod (15) is perpendicular to the moving rod (13), the sliding rod (15) is disposed on one side of the guide ring (1), both ends of the sliding rod (15) are fixedly connected with the guide ring (1), the sliding rod (15) penetrates through the sliding sleeve (11), the sliding sleeve (11) is slidably connected with the sliding rod (15), the sliding sleeve (11) is fixedly connected with one end of the moving rod (13), the spring (14) is sleeved on the sliding rod (15), one end of the sliding rod (15) far away from the fixed pulley (9) is fixedly connected with the sliding sleeve (11) through the spring (14), and the spring (14) is in a stretching state.
6. A high-efficiency jet fan with wind direction regulating function according to claim 5, characterized in that said sliding rod (15) is coated with grease.
7. A high-efficiency jet fan with wind direction adjusting function according to claim 1, characterized in that the main body (3) is coated with an anticorrosive coating.
8. The high-efficiency jet fan with the wind direction adjusting function according to claim 1, wherein the vertical section of the moving rod (13) is shaped as an isosceles triangle, and the base of the isosceles triangle is located on the side of the isosceles triangle close to the dust screen (10).
9. The high-efficiency jet fan with the wind direction adjusting function according to claim 1, wherein at least two balls (20) are uniformly distributed on the inner wall of the annular groove (21) in the circumferential direction, and the annular groove (21) is in rolling connection with the annular guide rail (19) through the balls (20).
10. The high-efficiency jet fan with the wind direction adjusting function according to claim 4, wherein a limiting groove is circumferentially arranged on the outer periphery of the fixed pulley (9), and the connecting line (8) is arranged inside the limiting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010100694.1A CN111237225B (en) | 2020-02-19 | 2020-02-19 | High-efficient type efflux fan with wind direction regulatory function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010100694.1A CN111237225B (en) | 2020-02-19 | 2020-02-19 | High-efficient type efflux fan with wind direction regulatory function |
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| CN111237225A CN111237225A (en) | 2020-06-05 |
| CN111237225B true CN111237225B (en) | 2021-04-16 |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19920513A1 (en) * | 1999-05-05 | 2000-11-09 | Witt & Sohn Gmbh & Co | Jet fan |
| CN208885553U (en) * | 2018-09-06 | 2019-05-21 | 浙江东信机械有限公司 | A kind of industrial refrigeration fan of the convertible wind direction of environment-friendly and energy-efficient |
| CN209324742U (en) * | 2018-12-26 | 2019-08-30 | 河南省尧栾西高速公路建设有限公司 | A kind of tunnel conventional fluidic blower Simple assisting device |
| CN110332001B (en) * | 2019-04-18 | 2020-12-18 | 嘉兴觅特电子商务有限公司 | A safe type ventilation equipment that is used for coal mining to have a direction function |
| CN110360085B (en) * | 2019-07-22 | 2020-11-24 | 浙江沈力防爆机电有限公司 | Induced jet fan |
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