CN213928797U - High-efficient centrifugal fan is used to cooler - Google Patents
High-efficient centrifugal fan is used to cooler Download PDFInfo
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- CN213928797U CN213928797U CN202022258664.1U CN202022258664U CN213928797U CN 213928797 U CN213928797 U CN 213928797U CN 202022258664 U CN202022258664 U CN 202022258664U CN 213928797 U CN213928797 U CN 213928797U
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Abstract
The utility model discloses a high-efficiency centrifugal ventilator for a cooler, which comprises a fan volute and a servo motor arranged at the upper end of a fan base, wherein one side of the upper surface of the fan base is fixedly connected with the fan volute, the air inlet at one side of the fan volute is fixedly connected with an air collector, the air outlet of the fan volute is fixedly connected with an air inducing tube, the upper surface of the fan base is fixedly connected with the servo motor at the other side of the fan volute, the periphery of the servo motor is fixedly connected with a heat dissipation shell, the rotating shaft of the servo motor is fixedly connected with a transmission shaft through a shaft coupling, the other end of the transmission shaft, which is far away from the servo motor, penetrates into the fan volute and is fixedly connected with an impeller, the side wall of the heat dissipation shell is uniformly provided with heat dissipation holes, the transmission shaft is fixedly connected with heat dissipation blades in the heat dissipation shell, the utility model has high working efficiency, good heat dissipation effect, reduced energy consumption, etc.
Description
Technical Field
The utility model relates to a centrifugal fan technical field for the cooler specifically is a high-efficient centrifugal fan for cooler.
Background
Coolers are a class of heat exchange devices that cool a fluid. Generally, water or air is used as a coolant to remove heat, and is divided into a tube cooler, a plate cooler and an air-cooled cooler, the air-cooled cooler needs to work by centrifugal ventilation, and the existing centrifugal ventilator can increase gas pressure and supply gas, but has the problems of low working efficiency, poor heat dissipation effect, serious energy loss and the like.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a high-efficient centrifugal fan for cooler, work efficiency is high, and the radiating effect is good, reduces the energy loss, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-efficient centrifugal fan is used to cooler, is including setting up in fan spiral case and the servo motor of fan base upper end, one side fixedly connected with fan spiral case of fan base upper surface, the fixedly connected with collection wind ware of air intake department of fan spiral case one side, the fixedly connected with induced draft tube of air outlet department of fan spiral case, fan base upper surface is at the opposite side fixedly connected with servo motor who is located the fan spiral case, servo motor's peripheral fixedly connected with heat dissipation shell, shaft coupling fixedly connected with transmission shaft is passed through in servo motor's the pivot, servo motor's the other end is kept away from to the transmission shaft runs through to the interior fixedly connected with impeller of fan spiral case.
Furthermore, the air inlet department of collection wind ware is loudspeaker column structure, the induced air chamber has been seted up along the circumferencial direction equidistance in the position that corresponds the air intake end on the collection wind ware inner wall, and the induced air chamber is linked together with the air intake of collection wind ware, the equal fixedly connected with induced air pipe in the position that is located corresponding induced air chamber of collection wind ware surface.
Further, the air outlet pipe of the fan spiral case is of a rectangular structure, the tail end of the air outlet of the fan spiral case is of a trapezoidal structure, the tail end of the air outlet is provided with a flow guide pipe, the flow guide pipe is of a rectangular structure, the width of the flow guide pipe is smaller than the width of the air outlet pipe, an air induction pipe is fixedly connected to the outer surface of the air outlet pipe, the structure of the air induction pipe is attached to the structures of the air outlet pipe and the flow guide pipe, and a cavity is formed between the inner wall of the air induction pipe and the outer wall of the air induction pipe.
Furthermore, the side wall of the heat dissipation shell is uniformly provided with heat dissipation holes, the transmission shaft is fixedly connected with heat dissipation blades in the heat dissipation shell, and the outer surface of the servo motor is fixedly connected with heat dissipation fins.
Compared with the prior art, the beneficial effects of the utility model are that: this high-efficient centrifugal fan is used to cooler, make the induced air intracavity produce the negative pressure when the air current passes through the air intake of air collector, the induced air chamber passes through the induced duct and introduces the outside air of fan in the air collector, increase the intake of fan spiral case air intake, increase airflow pressure through the terminal special construction of fan spiral case air outlet, when the air current of air outlet terminal flows the honeycomb duct, make the cavity between induced duct and the induced duct produce the negative pressure, the cavity is introduced outside air and is exported along with the air current of fan spiral case air outlet in the induced duct together, the air output of fan has been improved, drive the air current that radiating vane rotated and produce through the transmission shaft and blow off servo motor, play the cooling effect to servo motor, fin and radiating shell also play the radiating effect to servo motor, the radiating effect is good, reduce energy loss, improve centrifugal fan's work efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the volute and the air collector of the blower of the present invention;
fig. 3 is a schematic view of the structure of the induced draft ring of the present invention.
In the figure: the fan comprises a fan base 1, a fan volute 2, a heat dissipation shell 3, a servo motor 4, a transmission shaft 5, an impeller 6, a wind collector 7, a wind induction cavity 8, a wind induction pipe 9, a wind induction pipe 10, heat dissipation blades 11, cooling fins 12, heat dissipation holes 13 and a flow guide pipe 14.
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.
Example one
Referring to fig. 1-3, the present invention provides a technical solution: an efficient centrifugal ventilator for a cooler comprises a fan volute 2 and a servo motor 4 which are arranged at the upper end of a fan base 1, one side of the upper surface of the fan base 1 is fixedly connected with a fan volute 2, an air inlet at one side of the fan volute 2 is fixedly connected with an air collector 7, an air draft tube 10 is fixedly connected at the air outlet of the fan volute 2, a servo motor 4 is fixedly connected on the upper surface of the fan base 1 and positioned on the other side of the fan volute 2, the periphery of the servo motor 4 is fixedly connected with a heat dissipation shell 3, a rotating shaft of the servo motor 4 is fixedly connected with a transmission shaft 5 through a coupler, the other end of the transmission shaft 5 far away from the servo motor 4 penetrates into the fan volute 2 and is fixedly connected with an impeller 6, the transmission shaft 5 is driven by the servo motor 4 to rotate so that the impeller 6 rotates, and the fan draws air from the air collector 7 and supplies air from the air outlet through the impeller 6.
Furthermore, the air inlet of the air collector 7 is of a horn-shaped structure, the air guide cavity 8 is formed in the inner wall of the air collector 7 at the position corresponding to the tail end of the air inlet along the circumferential direction at equal intervals, the air guide cavity 8 is communicated with the air inlet of the air collector 7, the outer surface of the air collector 7 is fixedly connected with an air guide pipe 9 at the position corresponding to the air guide cavity 8, when air flows pass through the air inlet of the air collector 7, negative pressure is generated in the air guide cavity 8, the air guide cavity 8 introduces air outside the fan into the air collector 7 through the air guide pipe 9, the air inlet amount of the air inlet of the volute 2 of the fan is increased, and the working efficiency of the centrifugal fan is improved.
Further, the air outlet pipe of the fan volute 2 is of a rectangular structure, the tail end of the air outlet of the fan volute 2 is of a trapezoidal structure, the guide pipe 14 is arranged at the tail end of the air outlet, the guide pipe 14 is of a rectangular structure with the width smaller than that of the air outlet pipe, the outer surface of the air outlet pipe is fixedly connected with the induced draft fan 10, the structure of the induced draft fan 10 is attached to the structures of the air outlet pipe and the guide pipe 14, a cavity is formed between the inner wall of the induced draft fan 10 and the outer wall of the induced draft fan 10, airflow in the fan volute 2 is thrown out of the air outlet after being centrifugally moved by the impeller 6, the airflow pressure is increased through the special structure at the tail end of the air outlet of the fan volute 2, when the airflow at the tail end of the air outlet flows out of the guide pipe 14, the cavity between the induced draft fan 10 and the induced draft fan 10 generates negative pressure, and the, the air output of the fan is improved, and the working efficiency of the centrifugal fan is improved.
Further, 3 even louvres 13 of having seted up of lateral wall of heat dissipation shell, fixedly connected with radiator fin 11 in 3 on the transmission shaft 5 being located the heat dissipation shell, servo motor 4's surface fixed connection has fin 12, drives radiator fin 11 through transmission shaft 5 and rotates servo motor 4 that produces, plays the cooling effect to servo motor 4, and fin 12 and heat dissipation shell 3 also play the radiating effect to servo motor 4, and the radiating effect is good, reduces the energy loss, improves centrifugal fan's work efficiency.
When in use: the servo motor 4 drives the transmission shaft 5 to rotate to enable the impeller 6 to rotate, when the air flows through the air inlet of the air collector 7, negative pressure is generated in the air induction cavity 8, the air outside the fan is introduced into the air collector 7 through the air induction pipe 9 by the air induction cavity 8, the air inlet amount of the air inlet of the fan volute 2 is increased, the air flow in the fan volute 2 is centrifugally moved by the impeller 6 and then is thrown out of the air outlet, the air flow pressure is increased through the special structure at the tail end of the air outlet of the fan volute 2, when the air flow at the tail end of the air outlet flows out of the guide pipe 14, the cavity between the air induction pipe 10 and the air induction pipe 10 generates negative pressure, the air outside is introduced into the air induction pipe 10 by the cavity and is output along with the air flow at the air outlet of the fan volute 2, the air outlet amount of the fan is increased, meanwhile, the air flow generated by the transmission shaft 5 driving the radiating blades 11 to rotate blows the servo motor 4, and plays a role in cooling on the servo motor 4, the heat sink 12 and the heat dissipation housing 3 also perform a heat dissipation function for the servo motor 4.
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 (4)
1. The utility model provides a high-efficient centrifugal fan is used to cooler, is including setting up fan spiral case and the servo motor in fan base upper end, its characterized in that: the fan comprises a fan base and is characterized in that a fan volute is fixedly connected to one side of the upper surface of the fan base, an air inlet on one side of the fan volute is fixedly connected with an air collector, an air outlet of the fan volute is fixedly connected with an air inducing tube, the upper surface of the fan base is fixedly connected with a servo motor on the other side of the fan volute, a heat dissipation shell is fixedly connected to the periphery of the servo motor, a rotating shaft of the servo motor passes through a transmission shaft fixedly connected with a shaft coupling, and the other end, far away from the servo motor, of the transmission shaft penetrates through a fixedly connected impeller in the fan volute.
2. A high-efficiency centrifugal fan for a cooler according to claim 1, characterized in that: the air inlet of air collector is located and has a horn-shaped structure, the inner wall of air collector is provided with an induced air cavity at the position corresponding to the tail end of the air inlet along the circumferential direction, the induced air cavity is communicated with the air inlet of air collector, and the outer surface of air collector is fixedly connected with an induced air pipe at the position corresponding to the induced air cavity.
3. A high-efficiency centrifugal fan for a cooler according to claim 1, characterized in that: the air outlet pipe of the fan volute is of a rectangular structure, the tail end of an air outlet of the fan volute is of a trapezoidal structure, a flow guide pipe is arranged at the tail end of the air outlet, the flow guide pipe is of a rectangular structure, the width of the flow guide pipe is smaller than the width of the air outlet pipe, an air induction pipe is fixedly connected to the outer surface of the air outlet pipe, the structure of the air induction pipe is attached to the structures of the air outlet pipe and the flow guide pipe, and a cavity is formed between the inner wall of the air induction pipe and the outer wall of the air induction pipe.
4. A high-efficiency centrifugal fan for a cooler according to claim 1, characterized in that: the side wall of the heat dissipation shell is uniformly provided with heat dissipation holes, the transmission shaft is fixedly connected with heat dissipation blades in the heat dissipation shell, and the outer surface of the servo motor is fixedly connected with heat dissipation fins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022258664.1U CN213928797U (en) | 2020-10-12 | 2020-10-12 | High-efficient centrifugal fan is used to cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022258664.1U CN213928797U (en) | 2020-10-12 | 2020-10-12 | High-efficient centrifugal fan is used to cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213928797U true CN213928797U (en) | 2021-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022258664.1U Active CN213928797U (en) | 2020-10-12 | 2020-10-12 | High-efficient centrifugal fan is used to cooler |
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| Country | Link |
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| CN (1) | CN213928797U (en) |
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2020
- 2020-10-12 CN CN202022258664.1U patent/CN213928797U/en active Active
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