CN217354920U - Fan and gas water heater comprising same - Google Patents
Fan and gas water heater comprising same Download PDFInfo
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- CN217354920U CN217354920U CN202221385994.XU CN202221385994U CN217354920U CN 217354920 U CN217354920 U CN 217354920U CN 202221385994 U CN202221385994 U CN 202221385994U CN 217354920 U CN217354920 U CN 217354920U
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- heat
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- motor coil
- pivot
- inner cavity
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Abstract
The utility model provides a fan and contain its gas heater, the fan includes motor coil and pivot, motor coil is used for driving the pivot and rotates, the pivot is used for driving impeller rotation, the fan still includes the heat-conducting piece, the one end and the motor coil of heat-conducting piece are connected, the other end and the pivot contact of heat-conducting piece, the heat-conducting piece is static for motor coil, set up the inlet air channel of the external intercommunication of the inner chamber of fan in the pivot. One end of the heat conducting piece is connected with the motor coil, and the other end of the heat conducting piece is in contact with the rotating shaft, so that heat generated by the motor coil can be transmitted to the rotating shaft through the heat conducting piece. Because the air inlet channel is arranged on the rotating shaft, when the air pressure of the inner cavity is smaller than the external air pressure, the external air can enter the inner cavity through the air inlet channel. In the process that the outside air circulates in the air inlet channel, the heat transferred to the rotating shaft is taken away by the air, so that the heat dissipation effect is achieved. By adopting the structure, the heat dissipation efficiency is improved, the heat dissipation effect is enhanced, and the service life of the fan is prolonged.
Description
Technical Field
The utility model relates to a fan and contain its gas heater.
Background
The fan drives the impeller to rotate through the motor so as to form vacuum in the fan, and therefore outside air can enter the fan. Wherein, the fan works and drives the rotor to rotate through the magnetic induction of the coil. The heat in the fan is mainly generated by the coil, and the generated heat affects the service life of the motor. Therefore, the heat dissipation of the motor is performed as long as the coil is dissipated. In the prior art, the heat dissipation of the coil is mainly realized by radiating the fan in an air convection mode, and the optimal heat dissipation effect cannot be achieved.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a fan and contain its gas heater in order to overcome prior art and mainly dispel the heat to the mode of air convection to the coil heat, can not reach the defect of optimal radiating effect.
The utility model discloses an above-mentioned technical problem is solved through following technical scheme:
the utility model discloses a fan, including motor coil and pivot, motor coil is used for driving the pivot is rotated, the pivot is used for driving the impeller and rotates, the fan still includes heat-conducting piece, heat-conducting piece's one end with motor coil connects, heat-conducting piece's the other end with the pivot contact, heat-conducting piece for motor coil is static, seted up in the pivot the inlet air channel of the external intercommunication of the inner chamber of fan.
In this scheme, the one end and the motor coil of heat-conducting piece are connected, and the other end and the contact of pivot, and then make the heat that motor coil produced can transmit to the pivot through heat-conducting piece. Because the rotating shaft is provided with the air inlet channel, when the air pressure of the inner cavity is smaller than the external air pressure, the external air can enter the inner cavity through the air inlet channel. In the process that the outside air circulates in the air inlet channel, the heat transferred to the rotating shaft is taken away by the air, so that the heat dissipation effect is achieved. By adopting the structure, the heat dissipation efficiency is improved, the heat dissipation effect is enhanced, and the service life of the fan is prolonged.
Preferably, the fan further comprises a rotor, the rotor is fixedly connected with the rotating shaft, and a gap is formed between the heat conducting member and the rotor.
In this scheme, adopt above-mentioned structural style, rotor and pivot fixed connection for the rotor can drive the pivot rotatory, and drive the impeller rotation through the pivot, in order to form vacuum environment in the inner chamber. In addition, a gap is formed between the heat conducting piece and the rotor, so that the rotor is prevented from generating heat due to friction with the heat conducting piece in the rotating process, and the possibility of heat generation is reduced.
Preferably, the heat conducting member includes a first heat conducting surface adjacent to the rotating shaft, the first heat conducting surface being circumferentially disposed around the rotating shaft;
and/or the heat conducting piece further comprises a second heat conducting surface close to the motor coil, and the second heat conducting surface is arranged around the motor coil in the circumferential direction.
In this scheme, adopt above-mentioned structural style, first heat-conducting surface has increased the area of being connected of first heat-conducting surface and pivot around pivot circumference setting, has improved heat conduction efficiency. The second heat conduction surface is arranged around the motor coil in the circumferential direction, so that the connection area of the second heat conduction surface and the motor coil is increased, and the heat conduction efficiency is improved.
Preferably, the heat conduction member is a plurality of heat conduction members, and the plurality of heat conduction members are arranged at intervals along the length direction of the rotating shaft.
In this scheme, adopt above-mentioned structural style, a plurality of heat conduction pieces all can be with leading-in to the pivot of the heat that motor coil produced to the heat conduction efficiency of heat conduction piece has been improved.
Preferably, the fan still includes the inner chamber, the inner chamber is used for placing the impeller, the one end of pivot stretches into to the inner chamber, the other end of pivot stretches out the inner chamber, air inlet channel follows the axial extension of pivot reaches both ends.
In this scheme, the one end that outside air can stretch out the inner chamber through the pivot gets into to stretch into the one end output of inner chamber from the pivot. By adopting the structure, the external air can conveniently enter from one end of the rotating shaft extending out of the inner cavity, and the other end of the rotating shaft extends out of the inner cavity, so that the air can conveniently enter the inner cavity from the air inlet channel.
Preferably, the fan still includes the inner chamber, the inner chamber is used for placing the impeller, the both ends of pivot all are located outside the inner chamber, inlet air channel's air intake set up in the tip of pivot, inlet air channel's air outlet set up in the lateral wall of pivot, the air outlet with the inner chamber intercommunication.
In this scheme, adopt above-mentioned structural style for the outside air gets into in the inner chamber from inlet air channel.
Preferably, the material of the heat conducting member is copper.
The utility model discloses a gas water heater, gas water heater includes as above fan.
In this scheme, adopt above-mentioned structural style, be applied to gas heater with the fan, improved the radiating efficiency of fan among the gas heater, strengthened the radiating effect, improved the life of fan.
Preferably, the gas water heater further comprises a combustion chamber, and the outlet of the inner cavity is communicated with the combustion chamber.
In this scheme, adopt above-mentioned structural style, when the outside air passes through inlet air duct, the air can dispel the heat to motor coil. In the heat dissipation process, the air can also absorb heat, and the air which absorbs the heat is blown into the combustion chamber to provide required air for combustion of the fuel gas, so that the combustion efficiency of the combustion chamber is improved.
The utility model discloses an actively advance the effect and lie in:
one end of the heat conducting piece is connected with the motor coil, and the other end of the heat conducting piece is in contact with the rotating shaft, so that heat generated by the motor coil can be transmitted to the rotating shaft through the heat conducting piece. Because the air inlet channel is arranged on the rotating shaft, when the air pressure of the inner cavity is smaller than the external air pressure, the external air can enter the inner cavity through the air inlet channel. In the process that the outside air circulates in the air inlet channel, the heat transferred to the rotating shaft is taken away by the air, so that the heat dissipation effect is achieved. By adopting the structure, the heat dissipation efficiency is improved, the heat dissipation effect is enhanced, and the service life of the fan is prolonged.
Drawings
Fig. 1 is a schematic cross-sectional view of a blower according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
fig. 3 is a schematic view of a fan according to an embodiment of the present invention.
Description of reference numerals:
fan 1
Detailed Description
The present invention will be more clearly and completely described below with reference to the accompanying drawings.
As shown in fig. 1 to 3, the present embodiment provides a fan 1, including a motor coil 11 and a rotating shaft 12, the motor coil 11 is used for driving the rotating shaft 12 to rotate, the rotating shaft 12 is used for driving an impeller to rotate, the fan 1 further includes a heat conducting member 13, one end of the heat conducting member 13 is connected to the motor coil 11, the other end of the heat conducting member 13 is in contact with the rotating shaft 12, the heat conducting member 13 is stationary relative to the motor coil 11, and the rotating shaft 12 is provided with an air inlet channel 121 communicating with the outside of an inner cavity 14 of the fan 1. Specifically, one end of the heat conduction member 13 is connected to the motor coil 11, and the other end is in contact with the rotation shaft 12, so that heat generated by the motor coil 11 can be transferred to the rotation shaft 12 through the heat conduction member 13. Because the air inlet channel 121 is formed on the rotating shaft 12, when the air pressure in the inner cavity 14 is smaller than the external air pressure, the external air can enter the inner cavity 14 through the air inlet channel 121. In the process of circulating the outside air in the air inlet channel 121, the air takes away the heat transferred to the rotating shaft 12, so as to achieve the heat dissipation effect. By adopting the structure, the heat dissipation efficiency is improved, the heat dissipation effect is enhanced, and the service life of the fan 1 is prolonged. In order to increase the service life of the heat-conducting member 13 and prevent the heat-conducting member 13 from interfering with the shaft 12, the heat-conducting member 13 is stationary with respect to the motor coil 11. Namely, the heat conducting member 13 is fixedly connected to the motor coil 11.
Referring to fig. 1 and 2, the fan 1 further includes a rotor 15, the rotor 15 is fixedly connected to the rotating shaft 12, and a gap is formed between the heat-conducting member 13 and the rotor 15. The rotor 15 is fixedly connected to the rotating shaft 12, so that the rotor 15 can drive the rotating shaft 12 to rotate and drive the impeller to rotate through the rotating shaft 12, so as to form a vacuum environment in the inner cavity 14. In addition, a gap is formed between the heat-conducting member 13 and the rotor 15, so that the rotor 15 is prevented from generating heat due to friction with the heat-conducting member 13 during rotation, and the possibility of heat generation in the motor is reduced.
In specific use, the part of the heat-conducting member 13 overlapped with the rotor 15 is positioned below the rotor 15, so that the heat-conducting member 13 is convenient to mount.
The heat conducting piece 13 comprises a first heat conducting surface close to the rotating shaft 12, and the first heat conducting surface is circumferentially arranged around the rotating shaft 12, so that the connection area of the first heat conducting surface and the rotating shaft 12 is increased, and the heat conducting efficiency is improved. The heat conducting piece 13 further comprises a second heat conducting surface close to the motor coil 11, the second heat conducting surface is arranged around the motor coil 11 in the circumferential direction, the connecting area of the second heat conducting surface and the motor coil 11 is increased, and the heat conducting efficiency is improved.
In a specific use, the heat conducting member 13 is annular, an outer ring of the heat conducting member 13 is connected to the motor coil 11, and an inner ring of the heat conducting member 13 is in contact with the rotating shaft 12. In order to increase the connection area between the heat conducting member 13 and the motor coil 11, it is preferable that the outer ring of the motor coil 11 is bent to form a horizontal bent portion, and the bent portion is connected to the motor coil 11, thereby increasing the contact area between the heat conducting member 13 and the motor coil 11.
The heat conduction members 13 are plural, and the plural heat conduction members 13 are provided at intervals along the length direction of the rotation shaft 12. With the above structure, the plurality of heat conduction members 13 can guide heat generated by the motor coil 11 to the rotating shaft 12, thereby improving heat conduction efficiency of the heat conduction members 13.
In a specific use, the number of the heat-conducting members 13 is two, and in other embodiments, the number of the heat-conducting members 13 may not be limited.
As shown in fig. 1 and 2, the blower 1 further includes an inner cavity 14, the inner cavity 14 is used for placing an impeller, one end of the rotating shaft 12 extends into the inner cavity 14, the other end of the rotating shaft 12 extends out of the inner cavity 14, and the air inlet channel 121 extends to two ends along the axial direction of the rotating shaft 12. Specifically, the external air may enter through the end of the shaft 12 extending out of the cavity 14 and exit from the end of the shaft 12 extending into the cavity 14. By adopting the structure, the outside air can conveniently enter from one end of the rotating shaft 12 extending out of the inner cavity 14, and the other end of the rotating shaft 12 extends into the inner cavity 14, so that the air entering through the air inlet channel 121 can conveniently enter the inner cavity 14. In other embodiments, both ends of the rotating shaft 12 are located outside the inner cavity 14, the air inlet of the air inlet channel 121 is disposed at the end of the rotating shaft 12, the air outlet of the air inlet channel 121 is disposed on the side wall of the rotating shaft 12, and the air outlet is communicated with the inner cavity 14.
In particular use, the material of the heat-conducting member 13 is copper. In other embodiments, the material of the heat conducting member 13 may be a metal material such as iron, aluminum, or the like.
The embodiment also provides a gas water heater, which comprises a fan 1. By adopting the structure, the fan 1 is applied to the gas water heater, the heat dissipation efficiency of the fan 1 in the gas water heater is improved, the heat dissipation effect is enhanced, and the service life of the fan 1 is prolonged.
The gas water heater also comprises a combustion chamber, and the outlet of the inner cavity 14 is communicated with the combustion chamber. Specifically, when the external air passes through the air inlet passage 121, the air can dissipate heat of the motor coil 11. During heat dissipation, air may absorb heat and the air that has absorbed the heat may be blown into the combustion chamber to provide the air needed for combustion of the gas. The air absorbs the excessive heat in the air intake channel 121, so that the combustion efficiency of the combustion chamber can be improved.
Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (9)
1. The utility model provides a fan, includes motor coil and pivot, motor coil is used for driving the pivot is rotated, the pivot is used for driving the impeller rotation, its characterized in that, fan still includes heat-conducting piece, the one end of heat-conducting piece with motor coil connects, the other end of heat-conducting piece with the pivot contact, heat-conducting piece is static for motor coil, set up in the pivot the air inlet channel of the external intercommunication of the inner chamber of fan.
2. The fan of claim 1 further comprising a rotor, wherein the rotor is fixedly coupled to the shaft, and wherein the heat-conducting member is spaced from the rotor.
3. The fan of claim 1, wherein the heat transfer member comprises a first heat transfer surface proximate the shaft, the first heat transfer surface being circumferentially disposed about the shaft;
and/or the heat conducting piece further comprises a second heat conducting surface close to the motor coil, and the second heat conducting surface is arranged around the circumference of the motor coil.
4. The fan of claim 1, wherein the heat conducting member is a plurality of heat conducting members, and the plurality of heat conducting members are spaced apart along a length of the shaft.
5. The fan of claim 1, further comprising an inner cavity for receiving the impeller, wherein one end of the shaft extends into the inner cavity, the other end of the shaft extends out of the inner cavity, and the air inlet channel extends to both ends along the axial direction of the shaft.
6. The fan according to claim 1, further comprising an inner cavity, wherein the inner cavity is used for placing the impeller, two ends of the rotating shaft are located outside the inner cavity, the air inlet of the air inlet channel is arranged at the end of the rotating shaft, the air outlet of the air inlet channel is arranged on the side wall of the rotating shaft, and the air outlet is communicated with the inner cavity.
7. The wind turbine of any of claims 1-6, wherein the material of the thermally conductive member is copper.
8. Gas water heater characterized in that it comprises a fan according to any one of claims 1 to 7.
9. The gas water heater of claim 8, further comprising a combustion chamber, an outlet of said internal chamber being in communication with said combustion chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221385994.XU CN217354920U (en) | 2022-05-31 | 2022-05-31 | Fan and gas water heater comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221385994.XU CN217354920U (en) | 2022-05-31 | 2022-05-31 | Fan and gas water heater comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217354920U true CN217354920U (en) | 2022-09-02 |
Family
ID=83016918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221385994.XU Active CN217354920U (en) | 2022-05-31 | 2022-05-31 | Fan and gas water heater comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217354920U (en) |
-
2022
- 2022-05-31 CN CN202221385994.XU patent/CN217354920U/en active Active
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