CN214837284U - Self-circulation air-cooled blower - Google Patents
Self-circulation air-cooled blower Download PDFInfo
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- CN214837284U CN214837284U CN202121925732.3U CN202121925732U CN214837284U CN 214837284 U CN214837284 U CN 214837284U CN 202121925732 U CN202121925732 U CN 202121925732U CN 214837284 U CN214837284 U CN 214837284U
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- blower
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- 238000001816 cooling Methods 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 10
- 230000005855 radiation Effects 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000003434 inspiratory effect Effects 0.000 description 1
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Abstract
The utility model relates to a technical field of air-blower, a self-loopa forced air cooling air-blower is disclosed, which comprises a motor, the fan housing, impeller and tuber pipe, the air-blower passes through the effect of fan housing and impeller, inhale the air intake of air from the fan housing with external environment, the tuber pipe is inside the shell of the leading-in motor of partial air of air-out intracavity, carry out the forced air cooling to the motor, take away the heat of motor, through the through-hole of motor protecgulum, arrange the hot-air in the fan housing, with the air mixing of air intake, the heat of motor reaches the circulation forced air cooling with the continuous exchange of outside temperature like this, realize the air-cooled effect of motor, need not additionally to set up heat radiation structure specially inside the motor, greatly reduced the cost of air-blower, and simple structure, and convenient operation.
Description
Technical Field
The utility model relates to a technical field of air-blower especially relates to a self-loopa forced air cooling air-blower.
Background
The motor inside the blower drives the impeller to rotate at high speed through the shaft, airflow enters the impeller rotating at high speed from the inlet in the axial direction and then becomes radial flow to be accelerated, and then the airflow is stably discharged from the air outlet.
The motor inside the existing blower can generate heat due to self operation, a complex heat dissipation structure needs to be additionally arranged inside in order to ensure the performance of the motor, the cost is increased on one hand, and on the other hand, the structure of the blower becomes more complex.
Disclosure of Invention
The utility model aims at providing a self-loopa forced air cooling air-blower to solve current air-blower and need set up special heat radiation structure, lead to the problem that the cost is higher and the structure is complicated.
In order to solve the above problems, the present invention provides a self-circulation air-cooling blower, including a motor, a fan housing, an impeller and an air pipe, wherein the fan housing has an air inlet and an air outlet, the impeller is disposed in the fan housing, the motor is connected with the fan housing and opposite to the air inlet, the motor includes a housing, a rotor assembly disposed inside the housing, and a rotating shaft connected to the rotor assembly, the rotating shaft has a connecting end extending to the outside of the housing, the impeller is connected with the connecting end, and the air pipe is communicated with the air outlet and the inside of the housing;
the impeller with have the clearance between the shell, the clearance with the air outlet intercommunication, the shell includes the casing and locates respectively the protecgulum and the back lid at casing both ends, be equipped with on the protecgulum with the through-hole of clearance intercommunication.
Furthermore, the fan housing is internally provided with an installation cavity and an air outlet cavity which are communicated with each other, the air inlet is communicated with the installation cavity, the air outlet is communicated with the air outlet cavity, and the air pipe is communicated with the air outlet cavity.
Further, the impeller includes the supporter and locate the blade on the supporter circumferentially, the supporter is bell-shaped structure.
Further, the fan housing comprises a connecting plate, the shell is mounted on the connecting plate, the gap is formed between the connecting plate and the edge of the supporting body, and one end of each blade extends into the gap.
The utility model provides a self-loopa forced air cooling air-blower, which comprises a motor, the fan housing, impeller and tuber pipe, the air-blower passes through the effect of fan housing and impeller, inhale the air intake of external environment's air from the fan housing, thereby throw away through the impeller and go the air discharge with the air outlet after with air pressurization, and through the tuber pipe with the air-out chamber and the inside intercommunication of casing of air outlet department, when the impeller is rotatory under the drive of motor, stretch into partial blade in the clearance and also have the suction effect to the bell-shaped structure inside of supporter, thereby form the low pressure in the bell-shaped structure of supporter, because the inside through-hole intercommunication through the motor protecgulum of bell-shaped structure inside and casing inside, consequently, some air in the air-out chamber lets in the casing inside of motor along the tuber pipe, carry out the forced air cooling to the motor, take away the heat of motor, hot-air gets into in the bell-shaped structure of supporter through the through-hole of motor protecgulum and throw away in the fan housing and by inspiratory air intake and by the clearance under the effect of blade under the fan housing The air is discharged by the air outlet after the air mixing, so that the heat of the motor and the external temperature are exchanged continuously to achieve circulating air cooling, the air cooling effect of the motor is achieved, a heat dissipation structure is not required to be additionally specially arranged inside the motor, the cost of the air blower is greatly reduced, and the air blower is simple in structure and convenient to operate.
Drawings
Fig. 1 is a schematic structural view of the self-circulation air-cooled blower in an embodiment of the present invention after the fan housing is removed.
Fig. 2 is a schematic structural diagram of another view angle of the self-circulation air-cooled blower according to the embodiment of the present invention after the fan housing is removed.
Fig. 3 is a schematic sectional view of a self-circulation air-cooled blower according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of the motor in the embodiment of the present invention.
In the figure, 1, a motor; 2. a fan housing; 3. an impeller; 4. an air duct; 101. a housing; 102. a front cover; 103. a rear cover; 104. a rotor assembly; 105. a rotating shaft; 106. a through hole; 201. an air inlet; 202. an air outlet; 203. a mounting cavity; 204. an air outlet cavity; 205. a connecting plate; 301. a support body; 302. a blade; 303. a gap.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like indicate orientations or positional relationships based on those 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 particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
With reference to fig. 1 to 4, schematically showing a self-circulation air-cooled blower according to an embodiment of the present invention, including a motor 1, a fan housing 2, an impeller 3 and an air pipe 4, where the fan housing 2 has an air inlet 201 and an air outlet 202, the impeller 3 is disposed in the fan housing 2, the motor 1 is connected to the fan housing 2 and is opposite to the air inlet 201, the motor 1 includes a housing, a rotor assembly 104 disposed inside the housing, and a rotating shaft 105 connected to the rotor assembly 104, the rotating shaft 105 has a connecting end extending to the outside of the housing, the impeller 3 is connected to the connecting end, and the air pipe 4 is communicated with the air outlet 202 and the inside of the housing; a gap 303 is formed between the impeller 3 and the casing, the gap 303 is communicated with the air outlet 202, the casing comprises a casing 101, and a front cover 102 and a rear cover 103 which are respectively arranged at two ends of the casing 101, and a through hole 106 communicated with the gap 303 is arranged on the front cover 102.
Specifically, the blower sucks air in the external environment from the air inlet 201 of the fan housing 2 through the action of the fan housing 2 and the impeller 3, the air is thrown out through the impeller 3 to pressurize the air and then is discharged from the air outlet 202, the air outlet cavity 204 at the air outlet 202 is communicated with the inside of the casing 101 through the air pipe 4, when the impeller 3 is driven by the motor 1 to rotate, a part of blades extending into the gap 303 also have a suction effect on the inside of the bell-shaped structure of the support body 301, so that low pressure is formed in the bell-shaped structure of the support body 301, because the inside of the bell-shaped structure is communicated with the inside of the casing 101 through the through hole 106 of the front cover 102 of the motor 1, a part of air in the air outlet cavity 204 is introduced into the inside of the casing 101 of the motor along the air pipe 4 to cool the motor 1, the heat of the motor 1 is taken away, the hot air enters the bell-shaped structure of the support body 301 through the through hole 106 of the front cover 102 of the motor 1 and is thrown out through the gap 303 under the action of the blades 302, the air is discharged from the air outlet 202 after being mixed with the air sucked from the air inlet 201 in the fan housing 2, so that the heat of the motor 1 is continuously exchanged with the external temperature to achieve the circulating air cooling effect, the air cooling effect of the motor 1 is realized, a heat dissipation structure is not required to be additionally and specially arranged in the motor 1, the cost of the blower is greatly reduced, the structure is simple, and the operation is convenient (the air flow path is shown by an arrow in the attached figure 3).
Furthermore, the fan housing 2 is internally provided with an installation cavity 203 and an air outlet cavity 204 which are communicated with each other, the air inlet 201 is communicated with the installation cavity 203, the air outlet 202 is communicated with the air outlet cavity 204, the air pipe 4 is communicated with the air outlet cavity 204, the blades 302 of the impeller 3 rotate to suck the air of the air inlet 201 into the fan housing 2 and then reach the air outlet cavity 204, because the air pressure in the motor 1 is small, part of the air in the air outlet cavity 204 can reach the inside of the motor 1 through the air pipe 4 to realize heat dissipation and temperature reduction on the inside of the motor 1, the air with the heat degree in the motor 1 reaches the fan housing 2 through the through hole 106 of the front cover 102 and then is mixed with the air at the position through the gap 303, the capability of continuously exchanging the outside temperature with the motor 1 to achieve circulating air cooling is improved, and the effect of air cooling of the motor 1 is realized.
Further, the impeller 3 includes a support body 301 and blades 302 circumferentially disposed on the support body 301, and the blades 302 draw the air flow to perform air suction and air discharge operations, and generally, the support body 301 has a bell-shaped structure to match the shape of the fan housing 2, thereby improving the stability of the blower.
Preferably, the fan housing 2 includes the connecting plate 205, the shell is installed on the connecting plate 205, the clearance 303 is formed between the connecting plate 205 and the edge of the supporting body 301, one end of the blade 302 is extended into the clearance 303 to suck in the shell 101 to form low pressure, so as to ensure that a part of air at the air outlet cavity 204 can enter the shell of the motor 1 through the air pipe 4, the motor 1 is air-cooled, the heat of the motor 1 is taken away, the cooling and heat dissipation of the motor 1 are realized, and the circulating air cooling is realized.
It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (4)
1. A self-circulation air-cooled blower is characterized by comprising a motor, a fan cover, an impeller and an air pipe, wherein the fan cover is provided with an air inlet and an air outlet, the impeller is arranged in the fan cover, the motor is connected with the fan cover and is opposite to the air inlet, the motor comprises a shell, a rotor assembly arranged in the shell and a rotating shaft connected with the rotor assembly, the rotating shaft is provided with a connecting end extending out of the shell, the impeller is connected with the connecting end, and the air pipe is communicated with the air outlet and the shell;
the impeller with have the clearance between the shell, the clearance with the air outlet intercommunication, the shell includes the casing and locates respectively the protecgulum and the back lid at casing both ends, be equipped with on the protecgulum with the through-hole of clearance intercommunication.
2. The self-circulating air-cooled blower according to claim 1, wherein the fan housing has a mounting cavity and an air outlet cavity therein, the air inlet is communicated with the mounting cavity, the air outlet is communicated with the air outlet cavity, and the air duct is communicated with the air outlet cavity.
3. The self-circulating air-cooled blower of claim 2 wherein the impeller includes a support body and blades circumferentially disposed on the support body, the support body having a bell-shaped configuration.
4. The self-circulating air-cooled blower of claim 3 wherein the hood includes a connection plate, the housing being mounted on the connection plate, the gap being formed between the connection plate and an edge of the support body, one end of the blade extending into the gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121925732.3U CN214837284U (en) | 2021-08-17 | 2021-08-17 | Self-circulation air-cooled blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121925732.3U CN214837284U (en) | 2021-08-17 | 2021-08-17 | Self-circulation air-cooled blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214837284U true CN214837284U (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121925732.3U Active CN214837284U (en) | 2021-08-17 | 2021-08-17 | Self-circulation air-cooled blower |
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| CN (1) | CN214837284U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114263618A (en) * | 2021-12-27 | 2022-04-01 | 江苏维尔特泵业有限公司 | Energy-saving heat dissipation type high-pressure hot water circulating pump |
-
2021
- 2021-08-17 CN CN202121925732.3U patent/CN214837284U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114263618A (en) * | 2021-12-27 | 2022-04-01 | 江苏维尔特泵业有限公司 | Energy-saving heat dissipation type high-pressure hot water circulating pump |
| CN114263618B (en) * | 2021-12-27 | 2024-05-10 | 江苏维尔特泵业有限公司 | Energy-saving heat-dissipation type high-pressure hot water circulating pump |
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