CN115076154B - Large-scale fan of two business turn over - Google Patents

Large-scale fan of two business turn over Download PDF

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Publication number
CN115076154B
CN115076154B CN202210751682.4A CN202210751682A CN115076154B CN 115076154 B CN115076154 B CN 115076154B CN 202210751682 A CN202210751682 A CN 202210751682A CN 115076154 B CN115076154 B CN 115076154B
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China
Prior art keywords
double
outlet
air inlet
inlet
air outlet
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CN202210751682.4A
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Chinese (zh)
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CN115076154A (en
Inventor
郑宝强
申中刚
姜鹏程
王光辉
许希成
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Shandong Honor Refrigeration Technology Co ltd
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Shandong Honor Refrigeration Technology Co ltd
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Publication of CN115076154A publication Critical patent/CN115076154A/en
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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
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/4226—Fan casings
    • F04D29/424—Double entry casings
    • 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
    • F04D27/002—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying geometry within the pumps, e.g. by adjusting vanes
    • 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
    • F04D29/08—Sealings
    • F04D29/083—Sealings especially adapted for elastic fluid pumps
    • 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
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/4213—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps suction ports
    • 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
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/4226—Fan casings
    • F04D29/4246—Fan casings comprising more than one outlet
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention discloses a double-inlet double-outlet large fan, which relates to the technical field of fan structures and comprises a base frame and a double-inlet double-outlet fan body arranged on the base frame, wherein air inlet holes are formed in two ends of the double-inlet double-outlet fan body, a right inner air outlet and a left inner air outlet are formed in one side of the double-inlet double-outlet fan body, a middle isolation annular plate is arranged on the outer side wall of the double-inlet double-outlet fan body, and the right inner air outlet and the left inner air outlet are isolated on two sides. According to the invention, the left air inlet and the right air inlet are arranged through the mechanism, the left air outlet and the right air outlet are used for simultaneously feeding air, the air inlet quantity is increased, the left air inlet is also used for feeding air, the left air outlet is used for feeding air, the outer side of a gas space to be replaced is conveyed to the inner side, meanwhile, the right air inlet is positioned at the left air outlet, the inner side gas to be replaced is sucked into the outer side of the gas space to be replaced and is discharged through the right air outlet, so that convection is formed between the inner air and the outer air, and the using function is increased.

Description

Large-scale fan of two business turn over
Technical Field
The invention relates to the technical field of fan structures, in particular to a large-sized fan with double inlets and double outlets.
Background
The fan is a driven fluid machine which is used for compressing gas and delivering gas, is a common abbreviation for gas compression and gas delivery machine in China, and generally comprises a ventilator, a blower and a wind driven generator, and is widely used for ventilation, dust discharge and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and ventilation and air induction of boilers and industrial furnaces.
In the prior art, the double-inlet double-outlet fan is provided with two air inlets and two air outlets, so that the ventilation quantity is greatly increased, and the conventional double-inlet double-outlet fan can only simply increase the air quantity, and has certain limitation in use function, so that the double-inlet double-outlet large fan is disclosed to meet the demands of people.
Disclosure of Invention
The utility model provides a big fan of two business turn over to solve the two business turn over fans that propose among the above-mentioned prior art and have two air intakes and two air outlets, thereby great increase its ventilation volume, and conventional two business turn over fans can only be simple increase amount of wind, the problem that the function of using has certain limitation.
In order to achieve the above purpose, the present application provides the following technical solutions: the large-scale fan with double inlet and double outlet comprises a base frame and a double inlet and double outlet fan body arranged on the base frame, wherein air inlet holes are formed in two ends of the double inlet and double outlet fan body, a right inner air outlet and a left inner air outlet are formed in one side of the double inlet and double outlet fan body, a middle isolation annular plate is arranged on the outer side wall of the double inlet and double outlet fan body and isolates the right inner air outlet and the left inner air outlet on two sides, side annular plates are rotatably arranged on the outer side wall of the double inlet and double outlet fan body at positions close to two ends, sealing annular plates are arranged on one sides of the two side annular plates, which are close to each other, end covers are arranged on the other sides of the two side annular plates, one sides of the two sealing annular plates are rotatably connected with one side of the corresponding middle isolation annular plates, one side of the middle isolation annular plates and the outer side wall of the double inlet and double outlet fan body form a sealed annular cavity, the sealing annular cavity is communicated with the corresponding right inner air outlet or the left inner air outlet, and the two side annular plates are provided with the right air outlet and the left outlet;
a folded air inlet pipe is arranged on one side of each end cover, an avoidance hole is formed in one side of each side annular plate and one side of each sealing annular plate, one end of each folded air inlet pipe penetrates through each avoidance hole and extends to one side of each sealing annular plate, a left air inlet and a right air inlet are slidably arranged at one end of each folded air inlet pipe, and the left air inlet and the left air outlet, the right air inlet and the right air outlet are corresponding and are symmetrical along the center of the double-inlet double-outlet fan body;
a movable driving mechanism is arranged on one side of the left air inlet and the left air outlet, one side of the right air inlet and the right air outlet, the movable driving mechanism consists of a first motor and a plurality of arc-shaped compression bars, and elastic units are arranged on one sides of the left air inlet and the left air outlet, and one sides of the right air inlet and the right air outlet;
and one side of each end cover is provided with a rotation driving mechanism, and each rotation driving mechanism consists of a second motor and an incomplete toothed ring.
Preferably, the rotation unit comprises a U-shaped chute, one side of the U-shaped chute is arranged at one side corresponding to the sealing ring plate, two sides of the middle isolation ring plate are respectively provided with a protruding ring correspondingly, and the U-shaped chute is matched with the protruding rings in a sliding manner.
Preferably, the first motor is mounted on the outer side wall of the sealing ring plate, fixing rods are mounted on two corresponding sides of the left air inlet and the left air outlet, the right air inlet and the right air outlet, one side of each arc-shaped compression rod is in sliding fit with the outer side wall of the corresponding fixing rod, and the two arc-shaped compression rods on the corresponding sides of the left air inlet and the left air outlet and the right air inlet and the right air outlet are connected with the first motor at the bottom end through reverse synchronous rotation units.
Preferably, the reverse synchronous rotation unit comprises two first gears, one sides of the two first gears are fixedly connected with one end of the corresponding arc-shaped compression bar, a fixed block is arranged on the outer side wall of the sealing ring plate, the two first gears are rotatably arranged on one side of the fixed block through a rotating shaft, the two first gears are meshed, and one end of one rotating shaft is fixedly connected with the output shaft of the first motor.
Preferably, the fixed rod is rotatably provided with a roller, and one side of the roller is matched with one side of the arc-shaped pressing rod in a sliding manner.
Preferably, one end of each of the two corresponding rotating shafts, which is close to each other, is provided with a synchronizing rod.
Preferably, the second motor is fixedly installed on one side of the base frame through a support, a second gear is sleeved on an output shaft of the second motor, an incomplete toothed ring is coaxially installed on the outer side wall of the end cover, and the second gear is meshed with the incomplete toothed ring.
Preferably, the flange frame is all installed to left air intake, left air outlet the one end of right air intake and right air outlet, sealing washer and bolt are installed to one side of flange frame.
Preferably, the elastic unit includes a spring, one end of which is installed at one side of the flange frame, and the other end of which is installed at one side of the sealing ring plate.
Preferably, a direction mark is engraved on one side of the side ring plate, and the direction mark corresponds to the positions of the left air inlet, the left air outlet, the right air inlet and the right air outlet.
In summary, the invention has the technical effects and advantages that:
1. according to the invention, through the arrangement of the mechanism, when the left air inlet, the right air inlet, the left air outlet and the right air outlet are mutually independent and can rotate, when the left air inlet and the right air inlet are positioned on the same side, the left air inlet and the right air inlet are used for simultaneously feeding air, the left air outlet and the right air outlet are used for simultaneously discharging air, outside air needing to replace an air space is conveyed to the inner side, the air inlet quantity is increased, when the left air inlet and the right air inlet are positioned on different sides, the left air inlet is used for feeding air, the left air outlet is used for discharging the outside air needing to replace the air space to the inner side, and meanwhile, the right air inlet is positioned at the left air outlet and is used for sucking the inside air needing to replace the air space to the outer side and discharging the outside through the right air outlet, so that convection of the inside air and the outside air are formed, and the using function is increased.
2. According to the invention, the first motor rotates to drive the reverse synchronous rotating unit to rotate, so that one end of the corresponding arc-shaped pressing rod is driven to approach or separate from one side of the sealing ring plate, and in the approaching process, the arc-shaped pressing rod pushes the fixing rod, so that the left air inlet and the left air outlet, the right air inlet and the right air outlet are simultaneously close to one side of the sealing ring plate and separated from the corresponding interface, and the friction force between the arc-shaped pressing rod and the fixing rod can be reduced through the arrangement of the roller, thereby being beneficial to smooth operation of the mechanism.
3. According to the invention, the jack is formed at one end of the corresponding interface, after the flange frame is aligned with the corresponding interface, the bolt is synchronously inserted into the jack, so that the connection between the flange frame and the corresponding interface is firmer, the sealing ring can increase the tightness between the flange frame and the corresponding interface, the spring pushes the flange frame to move away from one side of the sealing ring plate through the arrangement of the spring, and when the arc-shaped compression bar reversely rotates, the spring pushes the flange frame to reset in time and be connected with the corresponding interface.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of a large fan of the present invention;
FIG. 2 is a schematic diagram of a cross-sectional view of a large fan of the present invention;
FIG. 3 is a schematic view of the structure of the area A in FIG. 2;
FIG. 4 is a schematic view of a vertical section of a large fan of the present invention;
FIG. 5 is a schematic view of a partial perspective view of a first gear region according to the present invention;
FIG. 6 is a schematic view of a partial perspective structure of a matched state of an arc-shaped compression bar and a driving column in the invention;
fig. 7 is a schematic partial perspective view showing a state in which an incomplete ring gear is matched with a first gear in the present invention.
In the figure: 1. a base frame; 2. a double-inlet double-outlet fan body; 3. a middle isolation ring plate; 4. a side ring plate; 5. an end cap; 6. a folded air inlet pipe; 7. a left air inlet; 8. a right air inlet; 9. an incomplete ring gear; 10. a second motor; 11. direction identification; 12. a first motor; 13. a first gear; 14. an arc-shaped compression bar; 15. sealing ring plates; 16. a right inner air outlet; 17. a left inner air outlet; 18. a left air outlet; 19. a right outlet port; 20. a spring; 21. a U-shaped chute; 22. a fixed block; 23. a second gear; 24. a synchronizing lever; 25. a rotating shaft; 26. a roller; 27. a seal ring; 28. a plug pin; 29. a flange frame; 30. protruding rings.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples: referring to fig. 1-7, a double-inlet double-outlet large fan comprises a base frame 1 and a double-inlet double-outlet fan body 2 arranged on the base frame 1, wherein both ends of the double-inlet double-outlet fan body 2 are respectively provided with an air inlet hole, one side of the double-inlet double-outlet fan body 2 is provided with a right inner air outlet 16 and a left inner air outlet 17, the outer side wall of the double-inlet double-outlet fan body 2 is provided with a middle isolation ring plate 3 and isolates the right inner air outlet 16 and the left inner air outlet 17 at both sides, the outer side wall of the double-inlet double-outlet fan body 2 is provided with side ring plates 4 in a rotating way at positions close to both ends, one side of the two side ring plates 4 close to each other is provided with a sealing ring plate 15, the other side of the two sealing ring plates 15 is provided with an end cover 5, one side of the two sealing ring plates 15 is respectively connected with one side of the corresponding middle isolation ring plate 3 in a rotating way, one side of the middle isolation ring plate 3 forms a closed annular cavity with the outer side wall of the corresponding sealing ring plate 15, the side ring plate 4 and the double-inlet double-outlet fan body 2, the sealing annular cavity is communicated with the corresponding right inner air outlet 16 or left inner air outlet 17, the left air outlet 18 and the right air outlet 19 are slidably arranged on one side of the two sealing ring plates 15, the inside of the double-inlet double-outlet fan body 2 is mutually independent, air is respectively discharged through the air inlets Kong Jinfeng at two ends and respectively through the right inner air outlet 16 and the left inner air outlet 17, two independent closed annular cavity pieces which can rotate along the double-inlet double-outlet fan body 2 are formed on one side of the middle isolation ring plate 3, the corresponding sealing ring plate 15, the side ring plate 4 and the outer side wall of the double-inlet double-outlet fan body 2, and the left air outlet 18 and the right air outlet 19 can rotate along with the corresponding closed annular cavity pieces, and the air outlet direction is adjusted;
a folded air inlet pipe 6 is arranged on one side of each end cover 5, an avoidance hole is formed on one side of each side annular plate 4 and one side of each sealing annular plate 15, one end of each folded air inlet pipe 6 penetrates through each avoidance hole and extends to one side of each sealing annular plate 15, a left air inlet 7 and a right air inlet 8 are slidably arranged at one end of each folded air inlet pipe 6, the left air inlet 7 and the left air outlet 18, the right air inlet 8 and the right air outlet 19 correspond to each other and are symmetrical along the center of the double-inlet double-outlet fan body 2, the left air inlet 7 and the right air inlet 8 are communicated with air inlets at two ends through the corresponding folded air inlet pipes 6, the left air inlet 7 and the left air outlet 18, the right air inlet 8 and the right air outlet 19 are correspondingly arranged along the center of the double-inlet double-outlet fan body 2, and the corresponding positions of the left air inlet 7 and the left air outlet 18, the right air inlet 8 and the right air outlet 19 can be interchanged, and the corresponding interfaces are correspondingly arranged on the left air inlet 7 and the right air outlet 8 and the left air outlet 18 and the right air outlet 19;
a movable driving mechanism is arranged on one side of the left air inlet 7, the left air outlet 18, the right air inlet 8 and the right air outlet 19, the movable driving mechanism consists of a first motor 12 and a plurality of arc-shaped compression bars 14, elastic units are arranged on one sides of the left air inlet 7, the left air outlet 18, the right air inlet 8 and the right air outlet 19, one ends of the left air inlet 7, the left air outlet 18, the right air inlet 8 and the right air outlet 19 are driven to be separated from corresponding interfaces by the movable driving mechanism, so that the left air inlet 7, the left air outlet 18, the right air inlet 8 and the right air outlet 19 rotate along with a closed annular cavity piece;
the rotary driving mechanism is arranged on one side of each end cover 5, the rotary driving mechanism is composed of a second motor 10 and an incomplete toothed ring 9, the rotary driving mechanism drives the end covers 5 to rotate, so that the airtight annular cavity piece rotates, when the left air inlet 7 and the right air inlet 8 are positioned on the same side, the left air inlet 7 and the right air inlet 8 are used for simultaneously feeding air, the left air outlet 18 and the right air outlet 19 are used for simultaneously discharging air, outside air needing to replace a gas space is conveyed to the inner side, the air feeding amount is increased, when the left air inlet 7 and the right air inlet 8 are positioned on different sides, the left air inlet 7 is used for feeding air, the left air outlet 18 is used for discharging air needing to replace the gas space to the inner side, and meanwhile, the right air inlet 8 is positioned on the left air outlet 18 to suck the inside air needing to replace the gas space to be discharged to the outer side through the right air outlet 19, so that convection is formed, and the using function is increased.
As shown in fig. 3, the rotating unit includes a U-shaped chute 21, one side of the U-shaped chute 21 is mounted on one side of the corresponding sealing ring plate 15, two sides of the middle isolating ring plate 3 are correspondingly mounted with protruding rings 30, the U-shaped chute 21 is slidably matched with the protruding rings 30, and the U-shaped chute 21 rotates along the protruding rings 30, so that the middle isolating ring plate 3 and the sealing ring plate 15 can maintain a connection relationship and maintain a rotatable state, and a dynamic closed state is formed.
As shown in fig. 5 and 6, the first motor 12 is mounted on the outer side wall of the sealing ring plate 15, two corresponding sides of the left air inlet 7 and the left air outlet 18, the right air inlet 8 and the right air outlet 19 are respectively provided with a fixing rod, one side of the arc-shaped pressing rod 14 is matched with the outer side wall of the corresponding fixing rod in a sliding manner, two arc-shaped pressing rods 14 on corresponding sides of the left air inlet 7 and the left air outlet 18, the right air inlet 8 and the right air outlet 19 are connected with the bottom first motor 12 through a reverse synchronous rotating unit, and the first motor 12 rotates to drive the reverse synchronous rotating unit to rotate, so that one end of the corresponding arc-shaped pressing rod 14 is driven to approach or separate from one side of the sealing ring plate 15, and in the approaching process, the arc-shaped pressing rod 14 pushes the fixing rods to enable the left air inlet 7 and the left air outlet 18, the right air inlet 8 and the right air outlet 19 to approach one side of the sealing ring plate 15 at the same time and separate from the corresponding interfaces.
As shown in fig. 5, the reverse synchronous rotation unit includes two first gears 13, one side of each of the two first gears 13 is fixedly connected with one end of a corresponding arc-shaped compression bar 14, a fixed block 22 is mounted on an outer side wall of the sealing ring plate 15, the two first gears 13 are rotatably mounted on one side of the fixed block 22 through a rotating shaft 25, the two first gears 13 are meshed, one end of one rotating shaft 25 is fixedly connected with an output shaft of the first motor 12, the first gears 13 can rotate along the rotating shaft 25 through the arrangement of the first gears 13, the two first gears 13 are meshed with each other, so that the two corresponding arc-shaped compression bars 14 can synchronously rotate along the reverse direction, and the left air inlet 7, the left air outlet 18, the right air inlet 8 and the right air outlet 19 retract simultaneously.
As shown in fig. 6, the roller 26 is rotatably installed on the fixed rod, one side of the roller 26 is slidably matched with one side of the corresponding arc-shaped compression bar 14, and friction force between the arc-shaped compression bar 14 and the fixed rod can be reduced through the arrangement of the roller 26, so that smooth operation of the mechanism is facilitated.
As shown in fig. 5, one end of the corresponding two rotating shafts 25, which are close to each other, is provided with a synchronizing rod 24, both sides of the left air inlet 7 and the left air outlet 18, and both sides of the right air inlet 8 and the right air outlet 19 are provided with arc-shaped compression rods 14, the stress is more balanced, and the arc-shaped compression rods 14 at both sides synchronously rotate through the arrangement of the synchronizing rod 24.
As shown in fig. 7, the second motor 10 is fixedly installed on one side of the base frame 1 through a bracket, a second gear 23 is sleeved on an output shaft of the second motor 10, an incomplete ring gear 9 is coaxially installed on the outer side wall of the end cover 5, the second gear 23 is meshed with the incomplete ring gear 9, the second gear 23 is driven to rotate through the second motor 10, so that the incomplete ring gear 9 rotates, and finally the end cover 5 and the sealing ring plate 15 are driven to rotate.
As shown in fig. 6, the flange frame 29 is installed at one ends of the left air inlet 7, the left air outlet 18, the right air inlet 8 and the right air outlet 19, the sealing ring 27 and the plug pin 28 are installed at one side of the flange frame 29, the plug holes are formed at one ends of the corresponding interfaces, after the flange frame 29 is aligned with the corresponding interfaces, the plug pin 28 is synchronously inserted into the plug holes, so that the connection between the flange frame 29 and the corresponding interfaces is firmer, and the sealing performance between the flange frame 29 and the corresponding interfaces can be improved by the sealing ring 27.
As shown in fig. 6, the elastic unit includes a spring 20, one end of the spring 20 is installed at one side of the flange frame 29, the other end is installed at one side of the sealing ring plate 15, through the arrangement of the spring 20, the spring 20 pushes the flange frame 29 to move away from one side of the sealing ring plate 15, and when the arc-shaped compression bar 14 rotates reversely, the spring 20 pushes the flange frame 29 to reset in time and be connected with the corresponding interface.
As shown in fig. 1, a direction identifier 11 is engraved on one side of the side ring plate 4, the direction identifier 11 corresponds to the positions of the left air inlet 7, the left air outlet 18, the right air inlet 8 and the right air outlet 19, and the left air inlet 7, the left air outlet 18, the right air inlet 8 and the right air outlet 19 are conveniently judged and distinguished through the arrangement of the direction identifier 11, so that the current working state is conveniently known.
The working principle of the invention is as follows:
the inside of the double-inlet double-outlet fan body 2 is mutually independent, and air is respectively discharged through the air inlets Kong Jinfeng at two ends and respectively through the right inner air outlet 16 and the left inner air outlet 17, one side of the middle isolation annular plate 3 is correspondingly provided with the sealing annular plate 15, the side annular plate 4 and the outer side wall of the double-inlet double-outlet fan body 2 to form two independent airtight annular cavity pieces which can rotate along the double-inlet double-outlet fan body 2, the left air outlet 18 and the right air outlet 19 can rotate along with the corresponding airtight annular cavity pieces, the air outlet direction is adjusted, the left air inlet 7 and the right air inlet 8 are communicated with the air inlets at two ends through the corresponding folded air inlet pipes 6, the left air inlet 7, the left air outlet 18, the right air inlet 8 and the right air outlet 19 are correspondingly arranged along the center of the double-inlet double-outlet fan body 2, the corresponding positions of the left air inlet 7 and the left air outlet 18, the right air inlet 8 and the right air outlet 19 can be interchanged, the left air inlet 7 and the right air inlet 8, the left air outlet 18 and the right air outlet 19 are respectively provided with corresponding interfaces, the interfaces correspond to the inner side and the outer side of the air space to be replaced, one ends of the left air inlet 7 and the left air outlet 18, the right air inlet 8 and the right air outlet 19 are driven by a moving driving mechanism to be separated from the corresponding interfaces, so that the left air inlet 7 and the left air outlet 18, the right air inlet 8 and the right air outlet 19 rotate along with the closed annular cavity, when the left air inlet 7 and the right air inlet 8 are positioned on the same side, the left air inlet 7 and the right air inlet 8 are simultaneously used for air inlet, the left air outlet 18 and the right air outlet 19 are simultaneously used for air outlet, the outside air needing to be replaced is conveyed to the inner side, the air inlet quantity is increased, when the left air inlet 7 and the right air inlet 8 are positioned on different sides, the left air inlet 7 is used for air inlet, the left air outlet 18 is used for air outlet, the outer side of the air space to be replaced is conveyed to the inner side, meanwhile, the right air inlet 8 is positioned at the position of the left air outlet 18, the inner side air to be replaced is sucked into the outer side of the air space to be replaced and is discharged through the right air outlet 19, so that convection is formed between the inner air and the outer air, and the using function is increased.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.

Claims (9)

1. The utility model provides a big fan of two business turn over, includes bed frame (1) and installs two business turn over fan body (2) on bed frame (1), its characterized in that: the two ends of the double-inlet double-outlet fan body (2) are respectively provided with an air inlet hole, one side of the double-inlet double-outlet fan body (2) is provided with a right inner air outlet (16) and a left inner air outlet (17), a middle isolation ring plate (3) is arranged on the outer side wall of the double-inlet double-outlet fan body (2) and isolates the right inner air outlet (16) and the left inner air outlet (17) at two sides, a side ring plate (4) is rotatably arranged on the outer side wall of the double-inlet double-outlet fan body (2) at positions close to two ends, one side of the two side ring plates (4) close to each other is provided with a sealing ring plate (15), the other side of the two sealing ring plates (15) is rotatably connected with one side corresponding to the middle isolation ring plate (3), one side of the middle isolation ring plate (3) is rotatably connected with one side corresponding to the sealing ring plate (15), the side ring plate (4) and the outer side wall of the double-inlet double-outlet fan body (2) form a closed cavity, one side of the sealing ring plate (15) is rotatably connected with the left inner ring plate (19) or the right inner air outlet (17);
a folded air inlet pipe (6) is respectively arranged at one side of each end cover (5), an avoidance hole is formed in one side of each side annular plate (4) and one side of each sealing annular plate (15), one end of each folded air inlet pipe (6) penetrates through each avoidance hole and extends to one side of each sealing annular plate (15), a left air inlet (7) and a right air inlet (8) are slidably arranged at one end of each folded air inlet pipe (6), each left air inlet (7) is correspondingly arranged with the corresponding folded air inlet pipe (6) at the left side, each right air inlet (8) is correspondingly arranged with the corresponding folded air inlet pipe (6) at the right side, each left air inlet (7) and each left air outlet (18) are correspondingly symmetrical along the center of the corresponding double-inlet double-outlet fan body (2), and each right air inlet (8) and each right air outlet (19) are correspondingly symmetrical along the center of the corresponding double-inlet double-outlet fan body (2);
a first movable driving mechanism is arranged on one side where the left air inlet (7) and the left air outlet (18) are located, a second movable driving mechanism is arranged on one side where the right air inlet (8) and the right air outlet (19) are located, and the first movable driving mechanism and the second movable driving mechanism are both composed of a first motor (12) and a plurality of arc-shaped compression bars (14);
the left air inlet (7), the left air outlet (18), the right air inlet (8) and the right air outlet (19) are respectively provided with an elastic unit at one side close to the sealing annular plate (15);
a rotary driving mechanism is arranged on one side of each end cover (5), and consists of a second motor (10) and an incomplete toothed ring (9).
2. The large fan with double inlet and double outlet according to claim 1, wherein: the rotating unit comprises a U-shaped chute (21), one side of the U-shaped chute (21) is arranged on one side corresponding to the sealing ring plate (15), protruding rings (30) are correspondingly arranged on two sides of the middle isolation ring plate (3), and the U-shaped chute (21) is matched with the protruding rings (30) in a sliding mode.
3. The large fan with double inlet and double outlet according to claim 1, wherein: the first motor (12) is installed on the lateral wall of sealed annular plate (15), two relative vertical lateral parts of left air intake (7) left side go out two relative vertical lateral parts of wind gap (18) right side air intake (8) two relative vertical lateral parts of right side go out wind gap (19) two relative vertical lateral parts all install the dead lever, one side of arc depression bar (14) with correspond the lateral wall phase slip of dead lever matches, be provided with four arc depression bars (14) on every sealed annular plate (15), two arc depression bars (14) of same side all are connected with first motor (12) on this sealed annular plate (15) through reverse synchronous rotation unit.
4. A twin-in twin-out large scale wind turbine according to claim 3, wherein: the reverse synchronous rotation unit comprises two first gears (13), one side of each first gear (13) is fixedly connected with one end of the corresponding arc-shaped compression bar (14), a fixed block (22) is arranged on the outer side wall of the sealing ring plate (15), the two first gears (13) are rotatably arranged on one side of the fixed block (22) through a rotating shaft (25), the two first gears (13) are meshed, and one end of one rotating shaft (25) is fixedly connected with an output shaft of the first motor (12).
5. A twin-in twin-out large scale wind turbine according to claim 3, wherein: and a roller (26) is rotatably arranged on the fixed rod, and one side of the roller (26) is matched with one side corresponding to the arc-shaped compression rod (14) in a sliding manner.
6. The large fan with double inlet and double outlet according to claim 1, wherein: the second motor (10) is fixedly arranged on one side of the base frame (1) through a support, a second gear (23) is sleeved on an output shaft of the second motor (10), an incomplete toothed ring (9) is coaxially arranged on the outer side wall of the end cover (5), and the second gear (23) is meshed with the incomplete toothed ring (9).
7. The large fan with double inlet and double outlet according to claim 1, wherein: the novel air conditioner is characterized in that a flange frame (29) is arranged at one end of the left air inlet (7), the left air outlet (18) and the right air inlet (8) and one end of the right air outlet (19), and a sealing ring (27) and a bolt (28) are arranged at one side of the flange frame (29).
8. The large fan with double inlet and double outlet according to claim 7, wherein: the elastic unit comprises a spring (20), one end of the spring (20) is installed on one side of the flange frame (29), and the other end of the spring is installed on one side of the sealing ring plate (15).
9. The large fan with double inlet and double outlet according to claim 1, wherein: one side of the side annular plate (4) is carved with a direction mark (11), and the direction mark (11) corresponds to the positions of the left air inlet (7), the left air outlet (18), the right air inlet (8) and the right air outlet (19).
CN202210751682.4A 2022-06-29 2022-06-29 Large-scale fan of two business turn over Active CN115076154B (en)

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CN202210751682.4A CN115076154B (en) 2022-06-29 2022-06-29 Large-scale fan of two business turn over

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Application Number Priority Date Filing Date Title
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CN115076154B true CN115076154B (en) 2023-06-13

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2850116B2 (en) * 1996-09-09 1999-01-27 株式会社新来島どっく Reversible pump
JP4443664B2 (en) * 1999-04-09 2010-03-31 兵神機械工業株式会社 Reversible pump
CN201027682Y (en) * 2007-02-13 2008-02-27 昕超盟电机(深圳)有限公司 Air blower
CN101451535B (en) * 2007-12-05 2010-12-22 北京亚都新风节能技术有限公司 Fresh air ventilation machine
CN107246398A (en) * 2017-06-05 2017-10-13 梁世欢 Double air channel blower fans

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