CN213574729U - Volute type high-temperature-resistant centrifugal impeller fan - Google Patents
Volute type high-temperature-resistant centrifugal impeller fan Download PDFInfo
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- CN213574729U CN213574729U CN202022492266.6U CN202022492266U CN213574729U CN 213574729 U CN213574729 U CN 213574729U CN 202022492266 U CN202022492266 U CN 202022492266U CN 213574729 U CN213574729 U CN 213574729U
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Abstract
The utility model discloses a volute type high temperature resistant centrifugal impeller fan, which belongs to the technical field of centrifugal impeller fans and comprises a base, wherein a fan is arranged at the top of the base, the air inlet end of the fan is detachably connected with an air inlet pipe, a cavity is arranged inside the air inlet pipe, the top of the air inlet pipe is fixedly connected with a water injection pipe, the bottom of the air inlet pipe is fixedly connected with a drain pipe, one side of the fan is provided with a motor, the power output end of the motor is connected with the power input end of the fan, a water pump can pump cooling water out and discharge the cooling water from the water injection pipe to the cavity through a water delivery pipe to fill the inside of the air inlet pipe, during the air draft process of the fan operation, wind power sucked into the fan by negative pressure firstly passes through the inside of the air inlet pipe and contacts with the inner wall of the air inlet pipe when passing, and further, the temperature of the fan during operation is reduced, and the durability of the fan in a high-temperature environment is improved.
Description
Technical Field
The utility model relates to a centrifugal impeller fan technical field especially relates to a resistant high temperature centrifugal impeller fan of spiral case formula.
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, and is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings.
Patent number is CN 209586785U's publication a centrifugal fan adopts double-deck impeller structure, and the wind of following the air intake input is earlier carried to the second impeller through first impeller acceleration rate and is carried the pressure, carries out the secondary acceleration rate by the wind of second impeller pair input and carries out the pressure, realizes centrifugal fan's the air volume and the promotion of wind pressure from this.
The centrifugal fan has the following defects in the use process 1, the centrifugal fan is often applied to a high-temperature environment such as a boiler or a kiln, and when air is exhausted, the absorbed wind power contains a large amount of heat, so that the temperature of the fan is increased, and the durability of the fan is influenced; 2. centrifugal fan mainly drives the impeller through the motor operation and rotates and plays the purpose of taking out the air exhaust, in the use, receives the operating heat influence of ambient temperature influence and motor itself, can make the motor also have higher heat, and traditional heat radiation structure efficiency is general, makes the overheated condition appear in the motor easily, for this reason, we provide a spiral case formula high temperature resistant centrifugal impeller fan.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high temperature resistant centrifugal impeller fan of spiral case formula aims at improving centrifugal fan's high temperature resistance, reduces the influence that high temperature used to the motor operation simultaneously.
The utility model provides a specific technical scheme as follows:
the utility model provides a pair of volute high temperature resistant centrifugal impeller fan, the on-line screen storage device comprises a base, the fan is installed at the base top, fan air inlet end can be dismantled and is connected with the air-supply line, the inside cavity that has seted up of air-supply line, air-supply line top fixedly connected with water injection pipe, air-supply line bottom fixedly connected with drain pipe, the motor is installed to fan one side, motor power output end is connected with fan power input end, the water tank is installed at the base top, the motor lateral wall solderless wrapped connection has cooling coil, water tank internally mounted has the water pump, the raceway is installed to water pump drainage end and is connected with cooling coil through the raceway, cooling coil keeps away from water pump one side and is connected with the water injection pipe, drain pipe one side is installed the wet return.
Optionally, an exhaust pipe is installed on one side of the top of the fan, and an air inlet end of the exhaust pipe is connected with an air exhaust end of the fan.
Optionally, a motor switch is installed on one side of the surface of the motor, and the current input end of the motor is electrically connected with an external power supply through the motor switch.
Optionally, a water pump switch is installed on one side of the surface of the water tank, and a current input end of the water pump is electrically connected with an external power supply through the water pump switch.
The utility model has the advantages as follows:
1. the motor runs to drive the centrifugal impeller inside the fan to rotate, and then negative pressure is generated, the purpose of air suction and exhaust is achieved, an air inlet pipe is installed at the air inlet end of the fan, a cavity is formed in the air inlet pipe, cooling water is stored in the water tank, the cooling water can be pumped out by the water pump in a running mode and is discharged into the cavity from the water injection pipe through the water delivery pipe, the cavity is filled with the air inlet pipe, in the air suction process of the fan in the running mode, wind power sucked into the fan by the negative pressure firstly passes through the inside of the air inlet pipe and can contact the inner wall of the air inlet pipe when passing through the air inlet pipe, cooling treatment is carried out on air sucked into the fan by using the cooling water in the cavity, the temperature of the fan in the running mode is further reduced, the durability of the fan in a high-temperature environment is improved.
2. The power take off end of motor is connected with fan power input end, its main effect is used for driving the impeller and rotates inside the fan, the outer wall of motor coils there is cooling coil, cooling coil intercommunication raceway and water injection pipe, when the fan uses, inside the cavity is being discharged into through cooling coil earlier to the cooling water body of raceway exhaust, cooling water body is when cooling coil is inside, can fully contact with the outer wall of motor, utilize cooling water body to play the cooling effect to the motor, the high temperature that produces by the high temperature that environmental impact produced and self work when reducing the motor operation, strengthen the radiating effect, the protective properties to the motor has been improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of an overall structure of a volute type high-temperature resistant centrifugal impeller fan according to an embodiment of the present invention;
fig. 2 is a schematic side structure view of a volute high-temperature resistant centrifugal impeller fan according to an embodiment of the present invention.
In the figure: 1. a base; 2. a fan; 201. an exhaust duct; 3. an air inlet pipe; 301. a cavity; 302. a water injection pipe; 303. a drain pipe; 4. a motor; 401. a motor switch; 5. a water tank; 6. a cooling coil; 7. a water pump; 701. a water pump switch; 8. a water delivery pipe; 9. a water return pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.
A volute type high temperature resistant centrifugal impeller fan according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.
Referring to fig. 1 and 2, a volute high temperature resistant centrifugal impeller fan provided by an embodiment of the present invention includes a base 1, a fan 2 is installed on the top of the base 1, an air inlet end of the fan 2 is detachably connected with an air inlet pipe 3, a cavity 301 is formed inside the air inlet pipe 3, a water injection pipe 302 is fixedly connected to the top of the air inlet pipe 3, a water discharge pipe 303 is fixedly connected to the bottom of the air inlet pipe 3, a motor 4 is installed on one side of the fan 2, a power output end of the motor 4 is connected to a power input end of the fan 2, a water tank 5 is installed on the top of the base 1, a cooling coil 6 is wound on the outer side wall of the motor 4, a water pump 7 is installed inside the water tank 5, a water delivery pipe 8 is installed at a water discharge end of the water pump 7 and is connected to the cooling coil 6 through the water delivery, a return pipe 9 is installed on one side of the drain pipe 303 and is connected with the water tank 5 through the return pipe 9.
The example, the water pump 7 operates to pump out cooling water and convey the cooling water through the water conveying pipe 8 and discharge the cooling water into the cavity 301 from the water injection pipe 302, the cooling water is filled in the air inlet pipe 3, in the operation air draft process of the fan 2, the wind power sucked into the fan by negative pressure firstly passes through the air inlet pipe 3, the wind power can contact the inner wall of the air inlet pipe 3 when passing through the air inlet pipe 3, the cooling water in the cavity 301 is used for cooling the air pumped into the fan 2, the temperature of the fan 2 during operation is further reduced, the durability of the fan 2 in a high-temperature environment is improved, the cooling water can be fully contacted with the outer wall of the motor 4 when passing through the air inlet pipe 3, the cooling water is used for cooling the motor 4, the high temperature generated by the environmental influence during the operation of the motor 4 and the high temperature generated by the.
Referring to fig. 1 and 2, an exhaust duct 201 is installed on one side of the top of the fan 2, and an air inlet end of the exhaust duct 201 is connected with an air outlet end of the fan 2.
Illustratively, air drawn by the fan 2 in operation may be exhausted through an exhaust duct 201 installed at the top of the fan 2.
Referring to fig. 1, a motor switch 401 is installed on one side of the surface of the motor 4, and a current input end of the motor 4 is electrically connected with an external power supply through the motor switch 401.
Illustratively, the connection between the motor 4 and the external power source can be controlled by the motor switch 401, so as to control the start and stop of the motor 4.
Referring to fig. 1, a water pump switch 701 is installed on one side of the surface of the water tank 5, and the current input end of the water pump 7 is electrically connected with an external power supply through the water pump switch 701.
Illustratively, the connection between the water pump 7 and the external power supply can be controlled through the water pump switch 701, so as to control the start and stop of the water pump 7.
When the air-cooling fan is used, the motor switch 401 is connected to a power supply to start the motor 4, the electric motor 4 drives the centrifugal impeller inside the fan 2 to rotate to generate negative pressure so as to achieve the purpose of air suction and exhaust, the air inlet end of the fan 2 is provided with the air inlet pipe 3, the cavity 301 is formed in the air inlet pipe 3, the cooling water is stored in the water tank 5, the water pump 7 is connected to the power supply through the water pump switch 701 to start the water pump 7, the water pump 7 can pump the cooling water out and convey the cooling water through the water conveying pipe 8 to be discharged from the water injection pipe 302 to the cavity 301 to fill the interior of the air inlet pipe 3, during the air suction process of the fan 2, the wind power sucked into the fan 2 by the negative pressure firstly passes through the interior of the air inlet pipe 3 and contacts the inner wall of the air inlet pipe 3 when passing through the air inlet pipe 3, the cooling treatment is, the durability of the fan 2 in a high-temperature environment is improved, the used cooling water is discharged from the water discharge pipe 303 and guided back to the water tank 5 along the water return pipe 9, the air drawn out when the fan 2 operates can be discharged through the exhaust pipe 201 arranged at the top of the fan 2, the power output end of the motor 4 is connected with the power input end of the fan 2 and mainly used for driving the impeller to rotate in the fan 2, the cooling coil 6 is wound on the outer wall of the motor 4, the cooling coil 6 is communicated with the water conveying pipe 8 and the water injection pipe 302, when the fan 2 is used, the cooling water discharged through the water conveying pipe 8 firstly passes through the cooling coil 6 and is discharged into the cavity 301, when the cooling water is in the cooling coil 6, the cooling water can be fully contacted with the outer wall of the motor 4, the cooling effect on the motor 4 is achieved by the cooling water, and the high temperature generated by the environmental influence when the motor 4 operates and the high temperature, the heat dissipation effect is enhanced, and the protection performance of the motor 4 is improved.
It should be noted that, the utility model relates to a volute type high temperature resistant centrifugal impeller fan, including base 1, fan 2, exhaust pipe 201, air-supply line 3, cavity 301, water injection pipe 302, drain pipe 303, motor 4, motor switch 401, water tank 5, cooling coil 6, water pump 7, water pump switch 701, raceway 8, wet return 9, the part is the general standard or the part that technical staff in the field knows, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (4)
1. A volute type high-temperature resistant centrifugal impeller fan comprises a base (1) and is characterized in that a fan (2) is installed at the top of the base (1), an air inlet end of the fan (2) is detachably connected with an air inlet pipe (3), a cavity (301) is formed in the air inlet pipe (3), a water injection pipe (302) is fixedly connected to the top of the air inlet pipe (3), a drain pipe (303) is fixedly connected to the bottom of the air inlet pipe (3), a motor (4) is installed on one side of the fan (2), a power output end of the motor (4) is connected with a power input end of the fan (2), a water tank (5) is installed at the top of the base (1), a cooling coil (6) is wound on the outer side wall of the motor (4), a water pump (7) is installed in the water tank (5), a water delivery pipe (8) is installed at a water discharge end of the water pump (7, one side, far away from the water pump (7), of the cooling coil (6) is connected with the water injection pipe (302), and one side of the drain pipe (303) is provided with a water return pipe (9) and is connected with the water tank (5) through the water return pipe (9).
2. The volute type high temperature resistant centrifugal impeller fan according to claim 1, wherein an exhaust duct (201) is installed on one side of the top of the fan (2), and an air inlet end of the exhaust duct (201) is connected with an air outlet end of the fan (2).
3. The volute type high-temperature resistant centrifugal impeller fan is characterized in that a motor switch (401) is installed on one side of the surface of the motor (4), and a current input end of the motor (4) is electrically connected with an external power supply through the motor switch (401).
4. The volute type high-temperature resistant centrifugal impeller fan is characterized in that a water pump switch (701) is installed on one side of the surface of the water tank (5), and the current input end of the water pump (7) is electrically connected with an external power supply through the water pump switch (701).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022492266.6U CN213574729U (en) | 2020-11-02 | 2020-11-02 | Volute type high-temperature-resistant centrifugal impeller fan |
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| CN202022492266.6U CN213574729U (en) | 2020-11-02 | 2020-11-02 | Volute type high-temperature-resistant centrifugal impeller fan |
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| CN213574729U true CN213574729U (en) | 2021-06-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113883100A (en) * | 2021-08-11 | 2022-01-04 | 山东恒信电器集团有限公司 | Electromagnetic eddy current brake fan |
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2020
- 2020-11-02 CN CN202022492266.6U patent/CN213574729U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113883100A (en) * | 2021-08-11 | 2022-01-04 | 山东恒信电器集团有限公司 | Electromagnetic eddy current brake fan |
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