CN212899081U - High-efficiency plug-in centrifugal fan - Google Patents

High-efficiency plug-in centrifugal fan Download PDF

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Publication number
CN212899081U
CN212899081U CN202021974684.2U CN202021974684U CN212899081U CN 212899081 U CN212899081 U CN 212899081U CN 202021974684 U CN202021974684 U CN 202021974684U CN 212899081 U CN212899081 U CN 212899081U
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heat dissipation
shaft
fan
dissipation section
driving motor
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CN202021974684.2U
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Chinese (zh)
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严春雷
李胜
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Shanghai Grade Fe Blower Equipment Co ltd
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Shanghai Grade Fe Blower Equipment Co ltd
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Abstract

The utility model belongs to the technical field of heating and ventilation equipment, and particularly discloses a high-efficiency plug-in centrifugal fan, which comprises a fan shell, a heat dissipation section and heat dissipation fins; a driving motor is fixed at the connecting port of the bearing, the output end of the driving motor is connected with a driving shaft, and the driving shaft is arranged at the central position in the heat dissipation section; the tail end of the driving shaft extends into the fan shell, an impeller shaft is fixed at the tail end of the driving shaft, and a fan impeller is arranged on the impeller shaft; the driving motor drives the driving shaft to rotate, so that the fan impeller rotates, and the fan works; the main belt pulley is driven by a double-shaft driving motor; the driving motor rotates the in-process, and self produces a large amount of heats, drives main belt pulley through biax driving motor and rotates to drive transmission fulcrum shaft through vice belt pulley and rotate, rotate through radiating fin and derive the inside thermal current of heat dissipation section, realize ventilation cooling's effect, improved centrifugal fan's work efficiency and life.

Description

High-efficiency plug-in centrifugal fan
Technical Field
The utility model relates to a warm equipment technical field that leads to specifically is a bayonet centrifugal fan of high efficiency.
Background
The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. Centrifugal fans are widely used in ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion.
In recent years, with the economic development of China, the requirement on environmental protection is higher and higher, and particularly, the plug-in centrifugal fan is used for treatment in the spraying industry and the drying industry. The existing plug-in centrifugal fan has the factors of simpler structure and unreasonable design, so that the fan has the advantages of shorter service life, high power consumption in general, low comprehensive efficiency, easy failure and higher maintenance rate.
Disclosure of Invention
An object of the utility model is to provide a bayonet centrifugal fan of high efficiency to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency plug-in centrifugal fan comprises a fan shell, a heat dissipation section and heat dissipation fins; the front section of the fan shell is provided with an air inlet port, the tail end of the fan shell is connected with a heat dissipation section, and the tail end of the heat dissipation section is provided with a bearing connection port; a driving motor is fixed at the connecting port of the bearing, the output end of the driving motor is connected with a driving shaft, and the driving shaft is arranged at the central position in the heat dissipation section; the tail end of the driving shaft extends into the fan shell, an impeller shaft is fixed at the tail end of the driving shaft, and a fan impeller is arranged on the impeller shaft; a mounting bracket is arranged on one side of the heat dissipation section, a double-shaft driving motor is vertically fixed on the mounting bracket, a heat dissipation driving shaft is correspondingly arranged on the output end of the double-shaft driving motor, and a main belt pulley is arranged at the tail end of the heat dissipation driving shaft; mounting holes are formed in two opposite end faces of the heat dissipation section, a transmission fulcrum shaft is fixed at the mounting holes, an auxiliary belt pulley is arranged at the tail end of the transmission fulcrum shaft, and a transmission belt is arranged between the auxiliary belt pulley and the main belt pulley; and a plurality of radiating fins are arranged at the other tail end of the transmission fulcrum shaft, and long ventilation grooves are formed in two sides of the mounting hole.
Preferably, the heat dissipation section is a horn-shaped structure with a wide front part and a narrow back part, and the wider end of the heat dissipation section is connected to the fan shell.
Preferably, the fan shell is of a cylindrical structure, the heat dissipation section and the fan shell are of an integrally formed connecting structure, and the tail end of the heat dissipation section is provided with a heat insulation reinforcing layer.
Preferably, the auxiliary belt pulley is arranged on the outer side of the end face of the heat dissipation section, and the heat dissipation fins are arranged on the inner side of the end face of the heat dissipation section.
Preferably, the tail end of the transmission fulcrum shaft is provided with a fixed bearing, a plurality of radiating fins are radially arranged on the outer side of the fixed bearing, and the radiating fins are arranged between the end face of the driving shaft and the inner wall of the radiating section.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has simple structure and good heat dissipation, the end of the driving shaft extends into the fan shell, the end of the driving shaft is fixed with an impeller shaft, and the impeller shaft is provided with a fan impeller; the driving motor drives the driving shaft to rotate, so that the fan impeller rotates, and the fan works; the main belt pulley is driven by a double-shaft driving motor; the driving motor rotates the in-process, and self produces a large amount of heats, drives main belt pulley through biax driving motor and rotates to drive transmission fulcrum shaft through vice belt pulley and rotate, rotate through radiating fin and derive the inside thermal current of heat dissipation section, realize ventilation cooling's effect, improved centrifugal fan's work efficiency and life.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the structure of the heat dissipation section of the present invention.
In the figure: 1. a fan housing; 2. an air inlet port; 3. a heat dissipation section; 4. a bearing connection port; 5. a drive motor; 6. a drive shaft; 7. an impeller shaft; 8. a fan impeller; 9. mounting a bracket; 10. a dual-axis drive motor; 11. a heat dissipation drive shaft; 12. a primary pulley; 13. a transmission fulcrum; 14. a secondary pulley; 15. a drive belt; 16. a heat dissipating fin; 17. the ventilation long groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to 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.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-2, the present invention provides a technical solution: a high-efficiency plug-in centrifugal fan comprises a fan shell 1, a heat dissipation section 3 and heat dissipation fins; an air inlet port 2 is formed in the front section of the fan shell 1, the tail end of the fan shell 1 is connected with a heat dissipation section 3, and a bearing connection port 4 is formed in the tail end of the heat dissipation section 3; a driving motor 5 is fixed at the bearing connecting port 4, the output end of the driving motor 5 is connected with a driving shaft 6, and the driving shaft 6 is arranged at the central position in the heat dissipation section 3; the tail end of the driving shaft 6 extends into the fan shell 1, an impeller shaft 7 is fixed at the tail end of the driving shaft 6, and a fan impeller 8 is arranged on the impeller shaft 7; a mounting bracket 9 is arranged on one side of the heat dissipation section 3, a double-shaft driving motor 10 is vertically fixed on the mounting bracket 9, a heat dissipation driving shaft 11 is correspondingly arranged on the output end of the double-shaft driving motor 10, and a main belt pulley 12 is arranged at the tail end of the heat dissipation driving shaft 11; mounting holes are formed in two opposite end faces of the heat dissipation section 3, a transmission fulcrum shaft 13 is fixed in each mounting hole, an auxiliary belt pulley 14 is arranged at the tail end of each transmission fulcrum shaft 13, and a transmission belt 15 is arranged between each auxiliary belt pulley 14 and the corresponding main belt pulley 12; the other end of the transmission fulcrum 13 is provided with a plurality of radiating fins 16, and two sides of the mounting hole are provided with ventilation long grooves 17.
Furthermore, the heat dissipation section 3 is a horn-shaped structure with a wide front part and a narrow back part, and the wider end of the heat dissipation section 3 is connected to the fan shell 1.
Furthermore, the fan shell 1 is of a cylindrical structure, the heat dissipation section 3 and the fan shell 1 are of an integrally formed connecting structure, and the tail end of the heat dissipation section 3 is provided with a heat insulation reinforcing layer.
Further, the secondary belt pulley 14 is arranged on the outer side of the end face of the heat dissipation section 3, and the heat dissipation fins 16 are arranged on the inner side of the end face of the heat dissipation section 3.
Further, a fixed bearing is arranged at the tail end of the transmission fulcrum 13, a plurality of radiating fins 16 are radially arranged on the outer side of the fixed bearing, and the radiating fins 16 are arranged between the end face of the driving shaft 6 and the inner wall of the radiating section 3.
The working principle is as follows: an air inlet port 2 is arranged at the front section of the fan shell 1, the tail end of the fan shell 1 is connected with a heat dissipation section 3, and a bearing connection port 4 is arranged at the tail end of the heat dissipation section 3; a driving motor 5 is fixed at the bearing connecting port 4, the output end of the driving motor 5 is connected with a driving shaft 6, and the driving shaft 6 is arranged at the central position in the heat dissipation section 3; the tail end of the driving shaft 6 extends into the fan shell 1, an impeller shaft 7 is fixed at the tail end of the driving shaft 6, and a fan impeller 8 is arranged on the impeller shaft 7; the driving motor 5 drives the driving shaft 6 to rotate, so that the fan impeller 8 rotates, and the fan works;
a mounting bracket 9 is arranged on one side of the heat dissipation section 3, a double-shaft driving motor 10 is vertically fixed on the mounting bracket 9, a heat dissipation driving shaft 11 is correspondingly arranged on the output end of the double-shaft driving motor 10, and a main belt pulley 12 is arranged at the tail end of the heat dissipation driving shaft 11; mounting holes are formed in two opposite end faces of the heat dissipation section 3, a transmission fulcrum shaft 13 is fixed in each mounting hole, an auxiliary belt pulley 14 is arranged at the tail end of each transmission fulcrum shaft 13, and a transmission belt 15 is arranged between each auxiliary belt pulley 14 and the corresponding main belt pulley 12; the other end of the transmission fulcrum shaft 13 is provided with a plurality of radiating fins 16, and two sides of the mounting hole are provided with ventilation long grooves 17; the main belt pulley is driven by a double-shaft driving motor; the driving motor 5 rotates the in-process, and self produces a large amount of heats, drives main belt pulley 12 through biax driving motor 10 and rotates to drive transmission fulcrum 13 through vice belt pulley 14 and rotate, rotate through radiating fin 16 and derive the inside thermal current of heat dissipation section 3, realize ventilation cooling's effect, improved centrifugal fan's work efficiency and life.
It is worth noting that: the whole device realizes control over the device through the master control button, and the device matched with the control button is common equipment, belongs to the existing mature technology, and is not repeated for the electrical connection relation and the specific circuit structure.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a bayonet centrifugal fan of high efficiency which characterized in that: the fan comprises a fan shell (1), a heat dissipation section (3) and heat dissipation fins; an air inlet port (2) is formed in the front section of the fan shell (1), a heat dissipation section (3) is connected to the tail end of the fan shell (1), and a bearing connection port (4) is formed in the tail end of the heat dissipation section (3); a driving motor (5) is fixed at the bearing connecting port (4), the output end of the driving motor (5) is connected with a driving shaft (6), and the driving shaft (6) is arranged at the central position in the heat dissipation section (3); the tail end of the driving shaft (6) extends into the fan shell (1), an impeller shaft (7) is fixed at the tail end of the driving shaft (6), and a fan impeller (8) is arranged on the impeller shaft (7); a mounting bracket (9) is arranged on one side of the heat dissipation section (3), a double-shaft driving motor (10) is vertically fixed on the mounting bracket (9), a heat dissipation driving shaft (11) is correspondingly arranged on the output end of the double-shaft driving motor (10), and a main belt pulley (12) is arranged at the tail end of the heat dissipation driving shaft (11); mounting holes are formed in two opposite end faces of the heat dissipation section (3), a transmission fulcrum shaft (13) is fixed in each mounting hole, an auxiliary belt pulley (14) is arranged at the tail end of each transmission fulcrum shaft (13), and a transmission belt (15) is arranged between each auxiliary belt pulley (14) and the corresponding main belt pulley (12); the other end of the transmission fulcrum shaft (13) is provided with a plurality of radiating fins (16), and two sides of the mounting hole are provided with ventilation long grooves (17).
2. A high efficiency plug-in centrifugal fan as claimed in claim 1, wherein: the heat dissipation section (3) is of a horn-shaped structure with a wide front part and a narrow back part, and one wider end of the heat dissipation section (3) is connected to the fan shell (1).
3. A high efficiency plug-in centrifugal fan as claimed in claim 1, wherein: the fan shell (1) is of a cylindrical structure, the heat dissipation section (3) and the fan shell (1) are of an integrally formed connecting structure, and the tail end of the heat dissipation section (3) is provided with a heat insulation reinforcing layer.
4. A high efficiency plug-in centrifugal fan as claimed in claim 1, wherein: the auxiliary belt pulley (14) is arranged on the outer side of the end face of the heat dissipation section (3), and the heat dissipation fins (16) are arranged on the inner side of the end face of the heat dissipation section (3).
5. A high efficiency plug-in centrifugal fan as claimed in claim 1, wherein: the tail end of the transmission fulcrum shaft (13) is provided with a fixed bearing, a plurality of radiating fins (16) are radially arranged on the outer side of the fixed bearing, and the radiating fins (16) are arranged between the end face of the driving shaft (6) and the inner wall of the radiating section (3).
CN202021974684.2U 2020-09-10 2020-09-10 High-efficiency plug-in centrifugal fan Active CN212899081U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021974684.2U CN212899081U (en) 2020-09-10 2020-09-10 High-efficiency plug-in centrifugal fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021974684.2U CN212899081U (en) 2020-09-10 2020-09-10 High-efficiency plug-in centrifugal fan

Publications (1)

Publication Number Publication Date
CN212899081U true CN212899081U (en) 2021-04-06

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ID=75257187

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021974684.2U Active CN212899081U (en) 2020-09-10 2020-09-10 High-efficiency plug-in centrifugal fan

Country Status (1)

Country Link
CN (1) CN212899081U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116321918A (en) * 2022-09-09 2023-06-23 江苏联成开拓集团有限公司 Automatic driving automobile controller

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116321918A (en) * 2022-09-09 2023-06-23 江苏联成开拓集团有限公司 Automatic driving automobile controller
CN116321918B (en) * 2022-09-09 2024-02-20 江苏联成开拓集团有限公司 Automatic driving automobile controller

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