CN111441973A - Ventilation fan for kitchen ventilation - Google Patents
Ventilation fan for kitchen ventilation Download PDFInfo
- Publication number
- CN111441973A CN111441973A CN202010283397.5A CN202010283397A CN111441973A CN 111441973 A CN111441973 A CN 111441973A CN 202010283397 A CN202010283397 A CN 202010283397A CN 111441973 A CN111441973 A CN 111441973A
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- Prior art keywords
- fan
- horizontal
- fan shell
- seat
- fixedly connected
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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
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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
- F04D19/02—Multi-stage pumps
- F04D19/022—Multi-stage pumps with concentric rows of vanes
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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
- F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
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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
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
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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
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
- F04D29/584—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps cooling or heating the machine
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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
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/64—Mounting; Assembling; Disassembling of axial pumps
- F04D29/644—Mounting; Assembling; Disassembling of axial pumps especially adapted for elastic fluid pumps
- F04D29/646—Mounting or removal of 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
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
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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
- F04D29/70—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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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a ventilation fan for kitchen ventilation, which comprises a fan shell, wherein an arc-shaped water retaining shed is fixedly arranged at the top of the front part of the fan shell, a protective net is fixedly connected to the position, below the arc-shaped water retaining shed, of the front part of the fan shell, a horizontal damping mechanism is arranged on one side of the fan shell, a vertical damping mechanism is fixedly connected to one end of the horizontal damping mechanism, a linkage mechanism is arranged inside the fan shell, the linkage mechanism comprises a first support frame, a second support frame, a first bearing, a second bearing, a connecting piece, a connecting shaft, a first fan blade, a second fan blade, a driving motor, a first belt and a driving belt disc, and a waste power utilization mechanism is arranged on the other side of the bottom inside the fan shell. The ventilation fan for ventilation in the kitchen has the beneficial effects of large wind power, quick heat dissipation, good utilization of residual power and good damping effect, reduces the influence of vibration on the fan, and has higher practicability.
Description
Technical Field
The invention relates to the field of fans, in particular to a ventilation fan for ventilation in a kitchen.
Background
The ventilating fan for kitchen ventilation is a fan used in kitchen ventilation, mainly has the main function of generating wind power, and pumps out and exhausts air in a kitchen through a pipeline, belongs to power equipment in a kitchen ventilation system, and is generally used in kitchens of hotels, restaurants and dining halls; but current kitchen ventilation is with ventilation fan does not possess the linkage function, wind-force is little, and driving motor's radiating effect is poor moreover, kitchen ventilation is with ventilation fan all need work for a long time usually, if the radiating effect is poor easily seriously influence driving motor's life, reduce the life of fan, secondly do not possess the efficiency of waste power recycle, do not possess the efficiency of resources are saved, in addition, the shock attenuation effect is poor, ventilation fan is because of self work vibrations produce great noise easily, and vibrations also lead to ventilation fan's each part to produce phenomenons such as becoming flexible, drop easily, the result of use is poor.
Disclosure of Invention
The invention mainly aims to provide a ventilation fan for ventilation of a kitchen, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
a ventilation fan for kitchen ventilation comprises a fan shell, wherein an arc-shaped water retaining shed is fixedly arranged at the top of the front part of the fan shell, a protective net is fixedly connected at the position, below the arc-shaped water retaining shed, of the front part of the fan shell, a horizontal damping mechanism is arranged on one side of the fan shell, a vertical damping mechanism is fixedly connected at one end of the horizontal damping mechanism, a linkage mechanism is arranged in the fan shell and comprises a first support frame, a second support frame, a first bearing, a second bearing, a connecting piece, a connecting shaft, a first fan blade, a second fan blade, a driving motor, a first belt and a driving belt disc, an after-power utilization mechanism is arranged at the other side of the bottom in the fan shell and comprises an alternating-current brushless generator, a driven belt disc, a second belt, an electric wire and a storage battery, horizontal damper is including horizontal shock mount, horizontal shock absorber pole, horizontal piston, horizontal buffering hole, horizontal reset spring, connecting plate and connecting bolt, perpendicular damper is including perpendicular shock mount, perpendicular shock absorber pole, perpendicular piston, perpendicular buffering hole, perpendicular reset spring, mounting panel and mounting hole.
Preferably, the first support frame is fixedly arranged at the front position inside the fan shell, the second support frame is fixedly arranged at the rear position inside the fan shell, the first bearing is fixedly connected to the center position inside the first support frame, the second bearing is fixedly connected to the center position inside the second support frame, two ends of the connecting shaft are respectively and movably connected to the inside of the first bearing and the inside of the second bearing, the position, close to two ends, of the outside of the connecting shaft is respectively and fixedly connected with the first fan blade and the second fan blade through connecting pieces, the driving motor is fixedly arranged at one side position of the bottom inside the fan shell, the driving belt pulley is fixedly connected to the outside of the connecting shaft, the first belt is movably connected between the output shaft of the driving motor and the driving belt pulley, and can simultaneously drive the first fan blade and the second fan blade to rotate through a linkage mechanism, on the one hand, the wind power is increased, on the other hand, the heat dissipation effect can be increased, and the use is facilitated.
Preferably, alternating current brushless generator fixed mounting is in the inside bottom opposite side position of fan shell, driven pulley fixed connection is on alternating current brushless generator's input shaft, second belt swing joint is between driven pulley and initiative pulley, the one end and the alternating current brushless generator fixed connection of electric wire, the other end and the battery fixed connection of electric wire, battery fixed mounting is in the top of fan shell position placed in the middle, utilizes the mechanism can utilize the work of pivoted connecting axle drive alternating current brushless generator through the surplus power, has the efficiency of electricity generation, is favorable to the efficiency of resources are saved.
Preferably, horizontal shock absorber pole swing joint is in the one end position of horizontal shock absorber seat, horizontal piston fixed connection is located the inside of horizontal shock absorber seat in the one end of horizontal shock absorber pole, horizontal buffering hole is seted up at a lateral surface of horizontal piston, horizontal reset spring places the inside at horizontal shock absorber seat, connecting plate fixed connection is at the other end of horizontal shock absorber pole, connecting bolt runs through connecting plate and fan shell threaded connection.
Preferably, perpendicular damper rod swing joint is in the one end position of perpendicular damper seat, perpendicular piston fixed connection is located the inside of perpendicular damper seat in the one end of perpendicular damper rod, the upper surface at perpendicular piston is seted up to perpendicular buffering hole, perpendicular reset spring places the inside at perpendicular damper seat, mounting panel fixed connection is in the bottom of perpendicular damper seat, the upper surface at the mounting panel is seted up to the mounting hole, can realize the excellent shock attenuation effect of horizontal direction and vertical direction through horizontal damper and perpendicular damper, reduces the noise that vibrations lead to and the phenomenon that the fan part pine that vibrations lead to takes off, and the result of use is better.
Preferably, the other end of the vertical damping rod is fixedly connected with the horizontal damping seat, and the horizontal damping mechanism and the vertical damping mechanism form a supporting frame, so that the ventilation fan is convenient to install.
Preferably, the horizontal damping seat and the vertical damping seat are respectively provided with a sealing rubber ring between the horizontal damping rod and the vertical damping rod, and the sealing rubber rings can play a role in sealing.
Preferably, the edge of the rear surface of the fan shell is provided with a screw hole.
Compared with the prior art, the invention has the following beneficial effects:
the first fan blade and the second fan blade can be driven to rotate simultaneously through the arranged linkage mechanism, so that on one hand, wind power is increased, on the other hand, the heat dissipation effect can also be increased, and the use is facilitated;
through the arranged residual power utilization mechanism, the rotating connecting shaft can be utilized to drive the alternating current brushless generator to work, so that the power generation effect is achieved, and the resource saving effect is facilitated;
through the horizontal damping mechanism and the vertical damping mechanism that set up, can realize the excellent shock attenuation effect of horizontal direction and vertical direction, reduce the noise that vibrations lead to and shake the phenomenon that the fan part pine that leads to takes off, the result of use is better.
Drawings
Fig. 1 is a schematic view of an overall structure of a ventilating fan for ventilation in a kitchen according to the present invention;
FIG. 2 is a front view of the internal structure of a fan housing of a ventilating fan for kitchen use according to the present invention;
FIG. 3 is a side view of the internal structure of a fan housing of a ventilating fan for kitchen use according to the present invention;
FIG. 4 is a schematic view of the internal structure of a horizontal damping mechanism of a ventilating fan for kitchen ventilation according to the present invention;
fig. 5 is a schematic view of the internal structure of a vertical damping mechanism of a ventilating fan for kitchen ventilation according to the present invention.
In the figure: 1. a fan housing; 2. an arc-shaped water blocking shed; 3. a protective net; 4. a horizontal shock absorbing mechanism; 5. a vertical damping mechanism; 6. a linkage mechanism; 7. a first support frame; 8. a second support frame; 9. a first bearing; 10. a second bearing; 11. a connecting member; 12. a connecting shaft; 13. a first fan blade; 14. a second fan blade; 15. a drive motor; 16. a first belt; 17. an active pulley; 18. a surplus power utilization mechanism; 19. an AC brushless generator; 20. a driven pulley; 21. a second belt; 22. an electric wire; 23. a storage battery; 24. a horizontal shock-absorbing seat; 25. a horizontal shock-absorbing rod; 26. a horizontal piston; 27. a horizontal buffer hole; 28. a horizontal return spring; 29. a connecting plate; 30. a connecting bolt; 31. a vertical shock-absorbing seat; 32. a vertical shock absorbing rod; 33. a vertical piston; 34. a vertical buffer hole; 35. a vertical return spring; 36. mounting a plate; 37. and (7) installing holes.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-5, a ventilation fan for ventilation in a kitchen includes a fan housing 1, an arc-shaped water blocking shed 2 is fixedly installed at a top position of a front portion of the fan housing 1, a protective net 3 is fixedly connected to a position, below the arc-shaped water blocking shed 2, of the front portion of the fan housing 1, a horizontal damping mechanism 4 is arranged at one side of the fan housing 1, a vertical damping mechanism 5 is fixedly connected to one end of the horizontal damping mechanism 4, a linkage mechanism 6 is arranged inside the fan housing 1, the linkage mechanism 6 includes a first support frame 7, a second support frame 8, a first bearing 9, a second bearing 10, a connecting member 11, a connecting shaft 12, a first fan blade 13, a second fan blade 14, a driving motor 15, a first belt 16 and a driving belt pulley 17, an exhaust power utilization mechanism 18 is arranged at another side position of a bottom portion of the fan housing 1, the exhaust power utilization mechanism 18 includes an ac brushless, The driven belt pulley 20, the second belt 21, the electric wire 22 and the storage battery 23, the horizontal damping mechanism 4 comprises a horizontal damping seat 24, a horizontal damping rod 25, a horizontal piston 26, a horizontal damping hole 27, a horizontal return spring 28, a connecting plate 29 and a connecting bolt 30, and the vertical damping mechanism 5 comprises a vertical damping seat 31, a vertical damping rod 32, a vertical piston 33, a vertical damping hole 34, a vertical return spring 35, a mounting plate 36 and a mounting hole 37;
the fan comprises a fan shell 1, a first support frame 7, a second support frame 8, a first bearing 9, a second bearing 10, a connecting shaft 12, a first belt pulley 17, a second belt pulley 17, a first belt 16, a second belt pulley 17, a connecting member 11, a driving motor 15, a linkage mechanism 6, a second belt pulley 6 and a fan shell, wherein the first support frame 7 is fixedly arranged at the front position inside the fan shell 1, the second support frame 8 is fixedly arranged at the rear position inside the fan shell 1, the first bearing 9 is fixedly connected at the center inside of the first support frame 7, the second bearing 10 is fixedly connected at the center inside of the second support frame 8, two ends of the connecting shaft 12 are respectively and movably connected inside the first bearing 9 and the second bearing 10, the outside of the connecting shaft 12 is close to two ends of the connecting member 11 and is fixedly connected with the first fan blade 13 and the second fan blade, the use effect is better; the alternating current brushless generator 19 is fixedly arranged at the other side position of the bottom inside the fan shell 1, the driven belt pulley 20 is fixedly connected to an input shaft of the alternating current brushless generator 19, the second belt 21 is movably connected between the driven belt pulley 20 and the driving belt pulley 17, one end of the electric wire 22 is fixedly connected with the alternating current brushless generator 19, the other end of the electric wire 22 is fixedly connected with the storage battery 23, the storage battery 23 is fixedly arranged at the middle position of the top of the fan shell 1, and through the arrangement of the residual power utilization mechanism 18, the power generation effect can be achieved, and the resource saving effect is achieved; the horizontal shock absorption rod 25 is movably connected to one end of the horizontal shock absorption seat 24, the horizontal piston 26 is fixedly connected to one end of the horizontal shock absorption rod 25 and located inside the horizontal shock absorption seat 24, the horizontal buffer hole 27 is formed in one side surface of the horizontal piston 26, the horizontal reset spring 28 is placed inside the horizontal shock absorption seat 24, the connecting plate 29 is fixedly connected to the other end of the horizontal shock absorption rod 25, the connecting bolt 30 penetrates through the connecting plate 29 to be in threaded connection with the fan shell 1, and through the arrangement of the horizontal shock absorption mechanism 4, a good shock absorption effect in the horizontal direction can be achieved; the vertical shock absorption rod 32 is movably connected to one end of the vertical shock absorption seat 31, the vertical piston 33 is fixedly connected to one end of the vertical shock absorption rod 32 and is positioned inside the vertical shock absorption seat 31, the vertical buffer hole 34 is formed in the upper surface of the vertical piston 33, the vertical return spring 35 is placed inside the vertical shock absorption seat 31, the mounting plate 36 is fixedly connected to the bottom of the vertical shock absorption seat 31, the mounting hole 37 is formed in the upper surface of the mounting plate 36, and a good shock absorption effect in the vertical direction can be achieved through the arrangement of the vertical shock absorption mechanism 5; the other end of the vertical shock absorbing rod 32 is fixedly connected with the horizontal shock absorbing seat 24; sealing rubber rings are arranged between the horizontal shock absorption seat 24 and the vertical shock absorption seat 31 and between the horizontal shock absorption rod 25 and the vertical shock absorption rod 32 respectively, and the sealing rubber rings can achieve a sealing effect; the rear surface edge position of fan shell 1 has seted up the screw, and the screw can conveniently be connected outside pipeline.
It should be noted that the present invention is a kitchen ventilation fan, in use, the fan housing 1 is first mounted at the position of the duct opening for air-out, ventilation and ventilation, in operation, the external bolt is used to penetrate through the mounting hole 37 and then to be screwed to the external table, the entire fan housing 1 is fixedly mounted through the mounting plate 36, then the duct for kitchen ventilation and ventilation is connected to the screw hole in the rear surface of the fan housing 1 by means of the hose, so that the entire kitchen ventilation fan is mounted, the wiring can be started after mounting, the power cord of the driving motor 15 is connected to the external power source, at the same time, the positive and negative poles of the battery 23 are connected to the external power device, such as the kitchen L ED lighting lamp, in operation, the output shaft of the driving motor 15 is driven to rotate the driving pulley 17 by the first belt 16, the driving pulley 17 drives the connecting shaft 12 to rotate by the second bearing 10 of the first bearing 9, thereby driving the first fan blade 13 and the second blade 14 to rotate by the connecting piece 11, thereby generating wind power through the vertical damping spring 13 and the vertical damping spring 13, thereby increasing the damping effect of the damping by the damping fluid, the damping fluid 13, and the damping fluid 13, the damping fluid 14, thereby increasing the damping fluid generated by the damping fluid flowing through the vertical damping fluid 13, the damping fluid of the vertical damping fluid, the vertical fan 13, the damping fluid of the vertical fan 13, the damping fluid, the vertical fan 13, the damping fluid damper 13, the vertical fan 13, the damping fluid damper 13, the vertical fan 13, the damping fluid damper piston, the vertical fan 13, the damping fluid damper 13, the vertical fan 13, the vertical spring, the vertical fan 13, the vertical fan can also has the damping fluid damper 13, the damper piston.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a kitchen is ventilated and is used ventilation fan which characterized in that: comprises a fan shell (1), an arc-shaped water retaining shed (2) is fixedly arranged at the top of the front part of the fan shell (1), a protective net (3) is fixedly connected to the position of the front part of the fan shell (1) below the arc-shaped water retaining shed (2), a horizontal damping mechanism (4) is arranged on one side of the fan shell (1), a vertical damping mechanism (5) is fixedly connected to one end of the horizontal damping mechanism (4), a linkage mechanism (6) is arranged in the fan shell (1), the linkage mechanism (6) comprises a first support frame (7), a second support frame (8), a first bearing (9), a second bearing (10), a connecting piece (11), a connecting shaft (12), a first fan blade (13), a second fan blade (14), a driving motor (15), a first belt (16) and a driving belt disc (17), and a waste power utilization mechanism (18) is arranged on the other side of the bottom of the inside of the fan shell (1), surplus power utilization mechanism (18) are including alternating current brushless generator (19), driven pulley (20), second belt (21), electric wire (22) and battery (23), horizontal damper (4) are including horizontal shock mount (24), horizontal shock absorber rod (25), horizontal piston (26), horizontal buffering hole (27), horizontal reset spring (28), connecting plate (29) and connecting bolt (30), perpendicular damper (5) are including perpendicular shock mount (31), perpendicular shock absorber rod (32), perpendicular piston (33), perpendicular buffering hole (34), perpendicular reset spring (35), mounting panel (36) and mounting hole (37).
2. A ventilating fan for a kitchen according to claim 1, characterized in that: the fan is characterized in that the first support frame (7) is fixedly arranged at the front part of the inner part of the fan shell (1), the second support frame (8) is fixedly arranged at the rear part of the inner part of the fan shell (1), the first bearing (9) is fixedly connected at the middle part of the inner part of the first support frame (7), the second bearing (10) is fixedly connected at the middle part of the inner part of the second support frame (8), the two ends of the connecting shaft (12) are respectively and movably connected with the inner parts of the first bearing (9) and the second bearing (10), the outer part of the connecting shaft (12) is close to the two ends and is respectively and fixedly connected with the first fan blade (13) and the second fan blade (14) through the connecting piece (11), the driving motor (15) is fixedly arranged at one side of the inner bottom part of the fan shell (1), and the driving belt disc (17) is fixedly connected, the first belt (16) is movably connected between an output shaft of the driving motor (15) and the driving belt pulley (17).
3. A ventilating fan for a kitchen according to claim 1, characterized in that: AC brushless generator (19) fixed mounting is in the inside bottom opposite side position of fan shell (1), driven pulley (20) fixed connection is on AC brushless generator (19)'s input shaft, second belt (21) swing joint is between driven pulley (20) and initiative pulley (17), the one end and the AC brushless generator (19) fixed connection of electric wire (22), the other end and battery (23) fixed connection of electric wire (22), battery (23) fixed mounting is in the top position placed in the middle of fan shell (1).
4. A ventilating fan for a kitchen according to claim 1, characterized in that: horizontal shock absorber pole (25) swing joint is in the one end position of horizontal shock absorber seat (24), horizontal piston (26) fixed connection is located the inside of horizontal shock absorber seat (24) in the one end of horizontal shock absorber pole (25), a side surface at horizontal piston (26) is seted up in horizontal buffer hole (27), horizontal reset spring (28) are placed in the inside of horizontal shock absorber seat (24), connecting plate (29) fixed connection is at the other end of horizontal shock absorber pole (25), connecting bolt (30) run through connecting plate (29) and fan shell (1) threaded connection.
5. A ventilating fan for a kitchen according to claim 1, characterized in that: perpendicular shock absorber pole (32) swing joint is in the one end position of perpendicular shock attenuation seat (31), perpendicular piston (33) fixed connection is located the inside of perpendicular shock attenuation seat (31) in the one end of perpendicular shock absorber pole (32), the upper surface at perpendicular piston (33) is seted up in perpendicular buffering hole (34), the inside at perpendicular shock attenuation seat (31) is placed in perpendicular reset spring (35), mounting panel (36) fixed connection is in the bottom of perpendicular shock attenuation seat (31), the upper surface at mounting panel (36) is seted up in mounting hole (37).
6. A ventilating fan for a kitchen according to claim 1, characterized in that: the other end of the vertical shock absorption rod (32) is fixedly connected with the horizontal shock absorption seat (24).
7. A ventilating fan for a kitchen according to claim 1, characterized in that: and sealing rubber rings are respectively arranged between the horizontal damping seat (24) and the vertical damping seat (31) and between the horizontal damping rod (25) and the vertical damping rod (32).
8. A ventilating fan for a kitchen according to claim 1, characterized in that: the rear surface edge position of fan shell (1) is seted up the screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010283397.5A CN111441973A (en) | 2020-04-13 | 2020-04-13 | Ventilation fan for kitchen ventilation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010283397.5A CN111441973A (en) | 2020-04-13 | 2020-04-13 | Ventilation fan for kitchen ventilation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111441973A true CN111441973A (en) | 2020-07-24 |
Family
ID=71654053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010283397.5A Pending CN111441973A (en) | 2020-04-13 | 2020-04-13 | Ventilation fan for kitchen ventilation |
Country Status (1)
| Country | Link |
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| CN (1) | CN111441973A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118855740A (en) * | 2024-09-23 | 2024-10-29 | 江苏赛福探伤设备制造有限公司 | An ultra-low noise energy-saving centrifugal fan |
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| CN2453173Y (en) * | 2000-09-27 | 2001-10-10 | 马强 | Combination type axial-flow fan |
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| CN201162694Y (en) * | 2007-08-03 | 2008-12-10 | 钱良钗 | Structure apparatus for simultaneously blowing from front and back directions of electric fan |
| CN101644232A (en) * | 2009-05-27 | 2010-02-10 | 陈国宝 | Wind power generator with dual purposes of ventilation and electricity generation |
| CN207065678U (en) * | 2017-08-10 | 2018-03-02 | 董珊燕 | A kind of lampblack absorber of low noise |
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| CN118855740A (en) * | 2024-09-23 | 2024-10-29 | 江苏赛福探伤设备制造有限公司 | An ultra-low noise energy-saving centrifugal fan |
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Application publication date: 20200724 |