CN222542689U - A fan with motor cooling - Google Patents
A fan with motor cooling Download PDFInfo
- Publication number
- CN222542689U CN222542689U CN202421435309.9U CN202421435309U CN222542689U CN 222542689 U CN222542689 U CN 222542689U CN 202421435309 U CN202421435309 U CN 202421435309U CN 222542689 U CN222542689 U CN 222542689U
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- Prior art keywords
- fan
- shell
- rear end
- rotating shaft
- cover
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- 238000001816 cooling Methods 0.000 title claims abstract description 12
- 239000000498 cooling water Substances 0.000 claims abstract description 9
- 239000000428 dust Substances 0.000 claims description 16
- 241000886569 Cyprogenia stegaria Species 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
本实用新型涉及风机技术领域，具体是指一种带电机冷却的风机，包括底座，所述底座上端安装有风机壳、安装架，所述安装架上端安装有驱动电机，所述风机壳内安装有与驱动电机输出端连接的风机轮，所述驱动电机包括壳体，所述壳体两端各螺丝连接有前端盖、后端盖，所述壳体内转动设有与前端盖、后端盖轴承连接的转轴，所述转轴后端安装有扇叶组，所述壳体后端螺栓连接有壳盖，所述壳盖内固定有与外部冷却水系统连接的螺旋换热管。本实用新型的优点在于：外界空气通过扇叶组转动带入壳盖内，通过螺旋换热管冷却后进入壳体内部，对内部转子、转轴和轴承等高发热部件进行冷却，提高了散热效率与效果。
The utility model relates to the technical field of fans, and specifically refers to a fan with motor cooling, including a base, a fan casing and a mounting frame are installed on the upper end of the base, a driving motor is installed on the upper end of the mounting frame, a fan wheel connected to the output end of the driving motor is installed in the fan casing, and the driving motor includes a housing, a front cover and a rear cover are screwed at both ends of the housing, a rotating shaft connected to the bearings of the front cover and the rear cover is rotatably arranged in the housing, a fan blade group is installed at the rear end of the rotating shaft, a shell cover is bolted at the rear end of the housing, and a spiral heat exchange tube connected to an external cooling water system is fixed in the shell cover. The advantage of the utility model is that the outside air is brought into the shell cover by the rotation of the fan blade group, and enters the interior of the housing after being cooled by the spiral heat exchange tube, and cools the high-heat-generating components such as the internal rotor, the rotating shaft and the bearing, thereby improving the heat dissipation efficiency and effect.
Description
Technical Field
The utility model relates to the technical field of fans, in particular to a fan with electric cooling.
Background
The fan is a machine which relies on input mechanical energy to increase the pressure of gas and discharge the gas, and is a driven fluid machine. The fan generally comprises a fan shell, a motor and an impeller, wherein the motor is arranged at the rear end of the fan shell, the impeller is arranged in the fan shell and is connected with an output shaft of the motor, and the output shaft of the motor drives the impeller to rotate during operation, so that the purpose of exhausting and delivering gas is achieved.
The motor generally comprises a rotor, a stator, a rotating shaft, a cooling fan and a shell, wherein the rotor can generate a large amount of heat in the rotating process, the generated heat is mainly dissipated through the cooling fan and the shell, the heat dissipation effect of the heat dissipation mode on the outer surface of the motor is better, but the heat generated by high heating components in the motor, such as the rotor, the rotating shaft and the bearing, is difficult to dissipate, and the motor is easy to overheat to damage the fan.
Disclosure of utility model
1. Technical problem to be solved
The utility model aims to solve the technical problems that a motor of a fan is mainly emitted through a cooling fan and a shell, but heat generated by a high-heat-generation component in the motor is difficult to emit, and the motor is easy to overheat so as to damage the fan.
2. Technical proposal
In order to solve the technical problems, the technical scheme includes that the fan with the electric cooling comprises a base, a fan shell and a mounting frame are mounted at the upper end of the base, a driving motor is mounted at the upper end of the mounting frame, a fan wheel connected with the output end of the driving motor is mounted in the fan shell, the driving motor comprises a shell, a front end cover and a rear end cover are connected with screws at two ends of the shell respectively, a rotating shaft penetrating through the front end cover and the rear end cover and connected with a bearing of the front end cover and the rear end cover is rotationally arranged in the shell, a fan blade group is mounted at the rear end of the rotating shaft, a shell cover is connected with a screw heat exchange tube through a clamp in the shell cover, and the screw heat exchange tube is connected with an external cooling water system.
Further, the spiral heat exchange tube is wound on the outer side of the rotating shaft and is positioned between the rear end cover and the fan blade group, the spiral heat exchange tube is conical, one end, close to the fan blade group, is larger in diameter, the end is a cooling water inlet end, and the wind direction of the fan blade group is inwards.
Further, the rear end cover comprises a bearing seat, the rotating shaft penetrates through the bearing seat and is in bearing connection, a plurality of support rods connected with one end of the shell through screws are arranged on the side wall of the bearing seat, and fan-shaped dustproof nets are connected to the adjacent support rods through screws.
Further, an exhaust pipe is arranged on the outer side of the front end of the shell, and a dustproof net is connected to the exhaust pipe through screws.
Further, a second dustproof net is arranged at the rear end of the shell cover, and through holes penetrating through the two ends of the spiral heat exchange tube are formed in the outer side of the shell cover.
Further, the outer side of the shell is provided with a plurality of annular radiating fins which are equidistantly arranged.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages that:
1. When the driving motor operates, the driving fan blade group rotates, so that external air enters the shell cover and enters the driving motor after being cooled by the spiral heat exchange tube, high heating components such as a rotor, a rotating shaft and a bearing in the driving motor are cooled, and the heat dissipation efficiency and the heat dissipation effect are improved.
2. The spiral heat exchange tube is wound on the outer side of the rotating shaft between the rear end cover and the fan blade group and is conical, so that air brought by the fan blade group in rotation is enabled to be in full contact with the spiral heat exchange tube for heat exchange, the entering air is cooled, and the inside of the shell is cooled conveniently.
3. The air brought by the fan blade group is filtered by the second dust screen and the fan-shaped dust screen and then enters the shell to prevent dust and impurities from entering the shell to influence the operation of the driving motor, and the hot air is discharged through the exhaust pipe and the dust and impurities are prevented from entering the shell when the driving motor stops operating through the dust screen.
Drawings
Fig. 1 is an overall construction diagram of the present utility model.
Fig. 2 is a partially exploded structural view of the driving motor of the present utility model.
Fig. 3 is a diagram of the structure of the spiral heat exchange tube of the present utility model.
Fig. 4 is a sectional view of the housing of the present utility model.
As shown in the figure, 1, a base; 2, a fan shell, 3, a mounting rack, 4, a driving motor, 5, a shell, 6, a front end cover, 7, a rear end cover, 701, a bearing seat, 702, a supporting rod, 8, 9, a fan blade set, 10, a shell cover, 1001, a through hole, 11, a spiral heat exchange tube, 12, a fan-shaped dustproof net, 13, a dustproof net, 14, a dustproof net II, 15 and a radiating fin.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present utility model more apparent, the present utility model will be further described in detail with reference to the accompanying drawings and examples, it being understood that the specific examples described herein are only for explaining the present utility model and are not limited thereto.
Example 1
The utility model provides a take charge of refrigerated fan, includes base 1, fan housing 2, mounting bracket 3 are installed to base 1 upper end, driving motor 4 is installed to mounting bracket 3 upper end, install the fan wheel of being connected with driving motor 4 output in the fan housing 2, driving motor 4 includes casing 5, each screwed connection in casing 5 both ends has front end cover 6, rear end cover 7, the rotation of casing 5 is equipped with and passes front end cover 6, rear end cover 7 and rather than bearing connection's pivot 8, fan blade group 9 is installed to pivot 8 rear end, casing 5 rear end bolted connection has cap 10, be fixed with spiral heat exchange tube 11 through the clamp in the cap 10, spiral heat exchange tube 11 is connected with external cooling water system.
With the structure, when the driving motor 4 runs, the rotor drives the rotating shaft 8 to rotate, so that the fan blade group 9 rotates, external air enters the shell cover 10 and enters the driving motor 4 after being cooled by the spiral heat exchange tube 11, and high heating components such as the rotor, the rotating shaft and the bearing in the driving motor 4 are cooled, so that the heat dissipation efficiency and the heat dissipation effect are improved.
Referring to fig. 2 and 3, the spiral heat exchange tube 11 is wound on the outer side of the rotating shaft 8 and is located between the rear end cover 7 and the fan blade group 9, the spiral heat exchange tube 11 is conical, one end, close to the fan blade group 9, has a larger diameter, is a cooling water inlet end, and the fan blade group 9 is inward in wind direction.
By combining the structure, the spiral heat exchange tube 11 is conical, so that air brought by rotation of the fan blade group 9 is fully contacted with the spiral heat exchange tube 11, cooling water is circularly introduced into the spiral heat exchange tube 11 through an external cooling water system, the introduced air is cooled, and the inside of the driving motor 4 is conveniently cooled.
Example two
On the basis of the first embodiment, referring to fig. 4, the rear end cover 7 includes a bearing seat 701 through which a rotating shaft 8 passes and is in bearing connection, a plurality of support rods 702 screwed with one end of the housing 5 are provided on the side wall of the bearing seat 701, fan-shaped dust-proof nets 12 are screwed on adjacent support rods 702, an exhaust pipe 501 is provided outside the front end of the housing 5, and a dust-proof net 13 is screwed on the exhaust pipe 501.
Referring to fig. 2, a second dust screen 14 is disposed at the rear end of the housing cover 10, and a through hole 1001 through which two ends of the spiral heat exchange tube 11 pass is disposed at the outer side of the housing cover 10.
In combination with the above structure, the air brought by the rotation of the fan blade group 9 filters dust impurities through the second dust screen 14 and the fan-shaped dust screen 12, prevents the dust impurities from entering the shell 5, influences the operation of the driving motor 4, discharges hot air through the exhaust pipe 501, and prevents the dust impurities from entering the shell 5 when the driving motor 4 stops operating through the dust screen 13.
With reference to fig. 4, a plurality of annular heat dissipation fins 15 are arranged at equal intervals on the outer side of the shell 5, so that heat dissipation is facilitated.
The specific using method is as follows:
When the driving motor 4 operates, the rotor drives the rotating shaft 8 to rotate, so that the fan blade group 9 rotates, external air enters the shell cover 10 after being filtered by the second dust screen 14, enters the shell 5 after being cooled by the spiral heat exchange tube 11 and filtered by the fan-shaped dust screen 12, the high heating parts such as the rotor, the rotating shaft and the bearing inside the driving motor 4 are cooled, hot air is discharged through the exhaust tube 501, and the radiating fins 15 which are arranged outside the shell 5 and are convenient for radiating are arranged, so that the radiating efficiency and the radiating effect are improved, the service life of the driving motor 4 is ensured, and the service life of a fan is ensured.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (6)
1. The utility model provides a electrified machine refrigerated fan, includes base (1), fan shell (2), mounting bracket (3) are installed to base (1) upper end, driving motor (4) are installed to mounting bracket (3) upper end, install the fan wheel of being connected with driving motor (4) output in fan shell (2), its characterized in that:
The driving motor (4) comprises a shell (5), front end covers (6) and rear end covers (7) are connected to two ends of the shell (5) through screws, a rotating shaft (8) penetrating through the front end covers (6) and the rear end covers (7) and being connected with a bearing of the rotating shaft is rotationally arranged in the shell (5), a fan blade group (9) is arranged at the rear end of the rotating shaft (8), a shell cover (10) is connected to the rear end of the shell (5) through bolts, a spiral heat exchange tube (11) is fixed in the shell cover (10) through a clamp, and the spiral heat exchange tube (11) is connected with an external cooling water system.
2. The fan with electric cooling according to claim 1, wherein the spiral heat exchange tube (11) is wound on the outer side of the rotating shaft (8) and is positioned between the rear end cover (7) and the fan blade group (9), the spiral heat exchange tube (11) is conical, one end, close to the fan blade group (9), is larger in diameter, the end is a cooling water inlet end, and the wind direction of the fan blade group (9) is inward.
3. The fan with electric cooling according to claim 1, wherein the rear end cover (7) comprises a bearing seat (701) through which a rotating shaft (8) passes and is in bearing connection, a plurality of support rods (702) connected with one end of the shell (5) through screws are arranged on the side wall of the bearing seat (701), and fan-shaped dustproof nets (12) are connected on adjacent support rods (702) through screws.
4. The fan with electric cooling according to claim 1, wherein an exhaust pipe (501) is arranged on the outer side of the front end of the shell (5), and a dust screen (13) is connected to the exhaust pipe (501) through screws.
5. The fan with electric cooling according to claim 1, wherein the rear end of the shell cover (10) is provided with a second dust screen (14), and the outer side of the shell cover (10) is provided with through holes (1001) through which two ends of the spiral heat exchange tube (11) pass.
6. The fan with electric cooling according to claim 1, wherein a plurality of annular heat radiating fins (15) which are equidistantly arranged are arranged on the outer side of the shell (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421435309.9U CN222542689U (en) | 2024-06-22 | 2024-06-22 | A fan with motor cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421435309.9U CN222542689U (en) | 2024-06-22 | 2024-06-22 | A fan with motor cooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222542689U true CN222542689U (en) | 2025-02-28 |
Family
ID=94727283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421435309.9U Active CN222542689U (en) | 2024-06-22 | 2024-06-22 | A fan with motor cooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222542689U (en) |
-
2024
- 2024-06-22 CN CN202421435309.9U patent/CN222542689U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |