CN216008939U - Through-flow type automobile cooling fan - Google Patents
Through-flow type automobile cooling fan Download PDFInfo
- Publication number
- CN216008939U CN216008939U CN202122650123.8U CN202122650123U CN216008939U CN 216008939 U CN216008939 U CN 216008939U CN 202122650123 U CN202122650123 U CN 202122650123U CN 216008939 U CN216008939 U CN 216008939U
- Authority
- CN
- China
- Prior art keywords
- impeller
- flow
- cooling fan
- fixed
- driving motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model discloses a through-flow automobile cooling fan, including the kuppe, one side of kuppe is the air intake, and the opposite side is the air outlet, the kuppe is drawn in gradually to the air outlet by the air intake, it is fixed with driving motor to be located air outlet department on the kuppe, be fixed with through-flow impeller on driving motor's the output, the mouth that is located the air intake on the kuppe is provided with along the department and makes things convenient for the fixed connection structure of cooling fan. The automobile cooling fan not only meets the requirement of the heat dissipation air quantity of the electric automobile, but also can reduce noise.
Description
Technical Field
The utility model relates to a cooling fan especially relates to a through-flow automobile cooling fan.
Background
At present, all of cooling fan assemblies for automobile engines are axial flow fans, and such cooling fan assemblies at present include a frame, a motor and fan blades, a motor mounting ring and a fan blade mounting region are arranged inside the frame, reinforcing ribs are arranged between the mounting ring and the frame, the motor is mounted in the motor mounting ring, the fan blades are mounted on an output shaft of the motor and located in the fan blade mounting region, a radiator is fixed on the front of the whole frame, the upstream defining the wind flow direction is the front, the downstream defining the wind flow direction is the back, when in use, the fan is driven by the motor to rotate to generate flowing wind, and airflow flows in from one side of the radiator and blows out after passing through the fan blade mounting region, and then directly blows to the engine, and such axial flow fans at present are still a few of defects when used in electric automobiles: 1. the existing axial flow fan has high noise when rotating, and the noise is not obvious on a fuel vehicle, but is especially obvious on an electric vehicle; 2. the current axial flow fan generates uneven flowing wind, namely, the airflow is not even when passing through the radiator, thus affecting the radiating uniformity of the radiator.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: provided is a cross-flow type automobile cooling fan which not only meets the requirement of the heat dissipation air quantity of an electric automobile, but also can reduce the noise.
In order to solve the technical problem, the technical scheme of the utility model is that: a cross-flow type automobile cooling fan comprises a flow guide cover, wherein an air inlet is formed in one side of the flow guide cover, an air outlet is formed in the other side of the flow guide cover, the flow guide cover is gradually folded from the air inlet to the air outlet, a driving motor is fixed at the position, located at the air outlet, of the flow guide cover, a cross-flow impeller is fixed at the output end of the driving motor, and a connecting structure facilitating fixing of the cooling fan is arranged at the position, located at the opening edge of the air inlet, of the flow guide cover.
As a preferable scheme, the air guide sleeve comprises a cover body, an impeller installation surrounding frame is arranged at the opening edge of the air outlet of the cover body, a motor installation cylinder part is arranged at one end of the impeller installation surrounding frame, the driving motor is detachably fixed on the motor installation cylinder part, one end of the through-flow impeller is detachably fixed on the power end of the driving motor, and the other end of the through-flow impeller is rotatably installed at the other end of the impeller installation surrounding frame through a bearing.
As a preferable scheme, a bearing nest is arranged at the other end of the impeller mounting enclosure frame, the bearing is fixed on a rotating shaft of the through-flow impeller, and the bearing is placed in the bearing nest and is in clearance fit with an inner hole of the bearing nest.
As a preferable scheme, the cover body comprises a first cover body and a second cover body, the impeller installation surrounding frame is arranged on the first cover body, the motor installation cylinder part is arranged on the second cover body, and the first cover body and the second cover body are fixed through bolts.
As a preferable scheme, the cross-flow impeller includes an impeller body, one end of the impeller body is provided with a connecting sleeve, the other end of the impeller body is fixed with an end plate, the end plate is provided with a rotating shaft, the bearing is fixed on the rotating shaft, the driving motor is an outer rotor motor, and the connecting sleeve is sleeved and fixed on an outer rotor of the outer rotor motor through a bolt.
As a preferable scheme, a plurality of auxiliary blades for dissipating heat of the driving motor are arranged in the connecting sleeve.
After the technical scheme is adopted, the utility model discloses an effect is: because the cross-flow type automobile cooling fan comprises the air guide sleeve, one side of the air guide sleeve is provided with the air inlet, the other side of the air guide sleeve is provided with the air outlet, the air guide sleeve is gradually folded from the air inlet to the air outlet, the driving motor is fixed at the position of the air outlet on the air guide sleeve, the output end of the driving motor is fixed with the cross-flow impeller, and the opening edge of the air guide sleeve at the air inlet is provided with the connecting structure which is convenient for fixing the cooling fan, when in use, the air guide sleeve is fixed on the radiator through the connecting structure, then the driving motor can drive the cross-flow impeller to rotate, air enters the air guide sleeve after passing through the radiator due to the rapid rotation of the cross-flow impeller, and the flow area of air flow is enlarged due to the gradual folding of the air guide sleeve from the air inlet to the air outlet, so that the flow speed of the air is gradually increased, and the adopted cross-flow impeller is used as aerodynamic force, therefore, compared with an axial flow fan, the noise is obviously improved, the silencing requirement of the electric automobile is met, meanwhile, the electric automobile is not provided with an engine, the through-flow cooling fan can meet the heat dissipation requirement of a radiator, the radiator comprises heat dissipation fins and a cooling liquid flow channel, and the cooling fan dissipates heat of the cooling liquid flow channel with higher temperature, so that the cooling liquid circulation is convenient for cooling a heating device of the electric automobile.
The guide cover comprises a cover body, an impeller installation surrounding frame is arranged at the opening edge of the air outlet of the cover body, a motor installation barrel part is arranged at one end of the impeller installation surrounding frame, the driving motor is detachably fixed on the motor installation barrel part, one end of the through-flow impeller is detachably fixed on the power end of the driving motor, and the other end of the through-flow impeller is rotatably arranged at the other end of the impeller installation surrounding frame through a bearing.
And because the other end of the impeller mounting enclosure frame is provided with a bearing nest, the bearing is fixed on a rotating shaft of the through-flow impeller, the bearing is placed in the bearing nest and is in clearance fit with an inner hole of the bearing nest, the bearing not only can facilitate the rotation of the through-flow impeller, but also can provide a certain jumping space for the through-flow impeller because the impeller and the bearing nest are in clearance fit, thereby reducing the vibration force transmitted to the guide cover by the through-flow impeller and reducing the noise to a certain degree.
The cover body comprises a first cover body and a second cover body, the impeller installation surrounding frame is arranged on the first cover body, the motor installation cylinder part is arranged on the second cover body, and the first cover body and the second cover body are fixed through bolts, so that the driving motor is firstly installed on the motor installation cylinder part, then the through-flow impeller is fixed on the driving motor, and finally the other end of the through-flow impeller is inserted into the impeller installation surrounding frame and then the first cover body and the second cover body are fixed through bolts.
And because a plurality of auxiliary blades for radiating the driving motor are arranged in the connecting sleeve, the auxiliary blades can be driven to rotate when the through-flow impeller rotates, so that flowing air is generated to radiate the driving motor.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a perspective view of the embodiment of the present invention;
fig. 2 is a perspective view of another angle of an embodiment of the present invention;
fig. 3 is an exploded schematic view of an embodiment of the present invention;
FIG. 4 is a perspective view of a flow impeller;
in the drawings: 1. a pod; 11. a first cover body; 111. nesting a bearing; 12. a second cover body; 121. a motor mounting cylinder part; 2. a connecting structure; 3. the impeller is provided with an enclosure frame; 4. a cross-flow impeller; 41. an impeller body; 42. an end plate; 43. a rotating shaft; 44. connecting sleeves; 45. an auxiliary blade; 5. a drive motor; 6. a bearing; 7. an air outlet; 8. and an air inlet.
Detailed Description
The present invention will be described in further detail with reference to the following examples.
As shown in fig. 1 to 4, a cross-flow type automobile cooling fan comprises a plastic air guide sleeve 1, wherein one side of the air guide sleeve 1 is provided with an air inlet 8, the other side of the air guide sleeve 1 is provided with an air outlet 7, and the air guide sleeve 1 is gradually folded from the air inlet 8 to the air outlet 7, so that air can be conveniently collected, the flow rate of the air outlet 7 is high, and the flow of air flow is reasonable. A driving motor 5 is fixed at the air outlet 7 on the air guide sleeve 1, a through-flow impeller 4 is fixed at the output end of the driving motor 5, a connecting structure 2 convenient for fixing a cooling fan is arranged at the edge of an air inlet 8 on the air guide sleeve 1, the connecting structure 2 is a plurality of connecting lugs, and mounting holes and screws convenient to mount are formed in the connecting lugs.
In this embodiment, the nacelle 1 includes a housing, the housing is provided with an impeller mounting enclosure frame 3 at an opening edge of the air outlet 7, one end of the impeller mounting enclosure frame 3 is provided with a motor mounting tube portion 121, the driving motor 5 is detachably fixed to the motor mounting tube portion 121 through a screw, one end of the cross-flow impeller 4 is detachably fixed to a power end of the driving motor 5, and the other end of the cross-flow impeller 4 is rotatably mounted to the other end of the impeller mounting enclosure frame 3 through a bearing 6.
As shown in fig. 4, the cross-flow impeller 4 includes an impeller body 41, one end of the impeller body 41 is provided with a connection sleeve 44, the other end is fixed with an end plate 42, the end plate 42 is provided with a rotation shaft 43, the other end of the impeller installation enclosure frame 3 is provided with a bearing nest 111, the bearing 6 is fixed on the rotation shaft 43 of the cross-flow impeller 4, in a preferred embodiment, the driving motor 5 is an outer rotor motor, and the connection sleeve 44 is sleeved and fixed on an outer rotor of the outer rotor motor through a bolt. A plurality of auxiliary blades 45 for dissipating heat of the driving motor 5 are arranged in the connecting sleeve 44, so that when the cross-flow impeller 4 rotates, the auxiliary blades 45 also rotate to generate air flow, and heat dissipation of the driving motor 5 is facilitated. Of course, the drive motor 5 may be a conventional motor. The bearing 6 is placed in the bearing nest 111 and is in clearance fit with the inner hole of the bearing nest 111. Because the bearing nest 111 and the bearing 6 are in clearance fit, a certain jumping space is left for the cross-flow impeller 4, and the vibration of the whole cooling fan is reduced.
The cover body comprises a first cover body 11 and a second cover body 12, the impeller mounting enclosure frame 3 is arranged on the first cover body 11, the motor mounting cylinder part 121 is arranged on the second cover body 12, and the first cover body 11 and the second cover body 12 are fixed through bolts. The cover body adopts a split structure, so that the outer rotor motor and the cross-flow impeller 4 can be conveniently assembled.
The cross-flow type automobile cooling fan adopts the cross-flow impeller 4 as power, can reduce vibration and has lower noise, and is more suitable for being used on new energy automobiles.
The above-mentioned embodiments are merely descriptions of the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and alterations made to the technical solution of the present invention without departing from the spirit of the present invention are intended to fall within the scope of the present invention defined by the claims.
Claims (6)
1. A cross-flow type automobile cooling fan is characterized in that: the cooling fan comprises a flow guide cover, wherein an air inlet is formed in one side of the flow guide cover, an air outlet is formed in the other side of the flow guide cover, the flow guide cover is gradually folded from the air inlet to the air outlet, a driving motor is fixed at the position, located at the air outlet, of the flow guide cover, a through-flow impeller is fixed at the output end of the driving motor, and a connecting structure facilitating fixing of a cooling fan is arranged at the position, located at the air inlet, of the flow guide cover.
2. A cross flow automotive cooling fan as recited in claim 1, characterized in that: the air guide sleeve comprises a sleeve body, an impeller installation surrounding frame is arranged at the opening edge of the air outlet of the sleeve body, a motor installation barrel part is arranged at one end of the impeller installation surrounding frame, the driving motor is detachably fixed on the motor installation barrel part, one end of the through-flow impeller is detachably fixed on the power end of the driving motor, and the other end of the through-flow impeller is rotatably installed at the other end of the impeller installation surrounding frame through a bearing.
3. A cross flow automotive cooling fan as recited in claim 2, characterized in that: the other end of the impeller mounting enclosure frame is provided with a bearing nest, the bearing is fixed on a rotating shaft of the through-flow impeller, and the bearing is placed in the bearing nest and is in clearance fit with an inner hole of the bearing nest.
4. A cross flow automotive cooling fan as recited in claim 3, characterized in that: the cover body includes the first cover body and the second cover body, the frame is enclosed in the impeller installation sets up on the first cover body, motor installation section of thick bamboo sets up on the second cover body, pass through bolt fastening between the first cover body and the second cover body.
5. A cross flow automotive cooling fan as recited in claim 4, characterized in that: the cross-flow impeller comprises an impeller body, one end of the impeller body is provided with a connecting sleeve, the other end of the impeller body is fixed with an end plate, a rotating shaft is arranged on the end plate, a bearing is fixed on the rotating shaft, the driving motor is an outer rotor motor, and the connecting sleeve is sleeved and fixed on an outer rotor of the outer rotor motor through bolts.
6. A cross flow automotive cooling fan as recited in claim 5, characterized in that: the connecting sleeve is internally provided with a plurality of auxiliary blades for radiating the driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122650123.8U CN216008939U (en) | 2021-11-02 | 2021-11-02 | Through-flow type automobile cooling fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122650123.8U CN216008939U (en) | 2021-11-02 | 2021-11-02 | Through-flow type automobile cooling fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216008939U true CN216008939U (en) | 2022-03-11 |
Family
ID=80587814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122650123.8U Active CN216008939U (en) | 2021-11-02 | 2021-11-02 | Through-flow type automobile cooling fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216008939U (en) |
-
2021
- 2021-11-02 CN CN202122650123.8U patent/CN216008939U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100386066B1 (en) | Total cooling assembly for i.c. engine-powered vehicles | |
| RU2584051C2 (en) | Ventilator | |
| US4685513A (en) | Engine cooling fan and fan shrouding arrangement | |
| US8251676B2 (en) | Axial-flow fan for a vehicle radiator | |
| JPS5836168B2 (en) | electric fan unit | |
| KR19990028367A (en) | Axial flow fan assembly | |
| GB1596749A (en) | Mixed flow fan | |
| CN112930443B (en) | Fan arrangement for a motor vehicle | |
| CN216008939U (en) | Through-flow type automobile cooling fan | |
| CN110649766B (en) | Double-suction split-flow type ultra-high-efficiency motor | |
| CN102562627B (en) | Fan assembly | |
| US20130315722A1 (en) | Pressure release slot for fan noise improvement | |
| KR20210037008A (en) | Cooling of internal combustion engines | |
| CN205911903U (en) | Permanent magnetic synchronous motor | |
| WO2012041210A1 (en) | Paper shredder | |
| KR20120075942A (en) | Structure of fan shroud | |
| CN211266685U (en) | Double-suction shunting type super-efficient motor | |
| CN210195862U (en) | Radiator for new energy automobile | |
| CN211183621U (en) | Noise-reduction heat dissipation structure of motor shell | |
| CN208669700U (en) | Card slot type cross flow fan radiator | |
| CN220896468U (en) | External heat dissipation impeller of external rotor motor for model car | |
| CN221258983U (en) | Noise reduction air guide sleeve and air source heat pump | |
| CN217107214U (en) | Generating set convenient to heat dissipation | |
| CN217002033U (en) | Generating set heat radiation structure | |
| CN215566271U (en) | Gas wheel cooling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 8, Xinfeng Hexi Road, Tangshi, Yangshe Town, Zhangjiagang City, Suzhou City, Jiangsu Province 215600 Patentee after: Jiangsu Langxin Electric Co.,Ltd. Address before: 215600 2 Fuxin Road, Yang Shi Town, Zhangjiagang, Suzhou, Jiangsu Patentee before: JIANGSU LANGXIN ELECTRIC Co.,Ltd. |
|
| CP03 | Change of name, title or address |