CN215256914U - Fan mechanism of axial flow fan - Google Patents
Fan mechanism of axial flow fan Download PDFInfo
- Publication number
- CN215256914U CN215256914U CN202121478660.2U CN202121478660U CN215256914U CN 215256914 U CN215256914 U CN 215256914U CN 202121478660 U CN202121478660 U CN 202121478660U CN 215256914 U CN215256914 U CN 215256914U
- Authority
- CN
- China
- Prior art keywords
- motor
- fan
- fixedly connected
- plate
- connecting shaft
- 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.)
- Expired - Fee Related
Links
- 230000017525 heat dissipation Effects 0.000 claims description 16
- 241000883990 Flabellum Species 0.000 abstract description 7
- 230000002787 reinforcement Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an axial fan mechanism, which comprises a shell, a connecting shaft and a cover plate; a housing: the motor is of an annular structure, the middle part of the interior of the shell is fixedly connected with a fixing frame of a cross structure through a connecting bolt, a through hole is formed in the middle part of the front surface of the fixing frame, and a motor is mounted in the middle part of the rear side surface of the fixing frame; connecting the shaft: the rear side surface is fixedly connected with the end part of an output shaft of the motor, mounting grooves are formed in the front end of the outer ring surface of the connecting shaft in a circumferential array mode, connecting pieces in arc structures are clamped inside the mounting grooves formed in the front end of the connecting shaft, fan blades are fixedly connected to the middle of the outer surface of each connecting piece, and screw holes are formed in the middle of the front surface of the connecting shaft; cover plate: through expansion bolts and connecting axle fixed connection, the outer anchor ring of apron is provided with the sunshade, can effectively avoid the fan phenomenon that becomes flexible or drop to strengthen the security of fan when using, it is comparatively convenient that the flabellum is changed simultaneously, has guaranteed the life and the practicality of fan.
Description
Technical Field
The utility model relates to an axial fan technical field specifically is an axial fan mechanism.
Background
Axial fan, the usage is very extensive, the air current with the axle equidirectional of fan blade, like the electric fan, the outer fan of air conditioner is exactly axial compressor mode operation fan, so called "axial-flow type", because the gas flows parallel to the fan axle, but current axial fan is mostly fixed through the nut, lead to the fan to appear becoming flexible or the phenomenon that breaks away from easily in long-time rotatory in-process, the security that the fan used has been reduced, and the flabellum is changed comparatively inconveniently, the life of fan has been reduced, the practicality of fan has also been reduced, for this reason, we provide an axial fan mechanism.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide an axial fan mechanism, can effectively avoid the fan phenomenon that becomes flexible or drop to strengthen the security of fan when using, it is comparatively convenient that the flabellum is changed simultaneously, has guaranteed the life and the practicality of fan, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: an axial fan mechanism comprises a shell, a connecting shaft and a cover plate;
a housing: the motor is of an annular structure, the middle part of the interior of the shell is fixedly connected with a fixing frame of a cross structure through a connecting bolt, a through hole is formed in the middle part of the front surface of the fixing frame, and a motor is mounted in the middle part of the rear side surface of the fixing frame;
connecting the shaft: the rear side surface is fixedly connected with the end part of an output shaft of the motor, mounting grooves are formed in the front end of the outer ring surface of the connecting shaft in a circumferential array mode, connecting pieces in arc structures are clamped inside the mounting grooves formed in the front end of the connecting shaft, fan blades are fixedly connected to the middle of the outer surface of each connecting piece, and screw holes are formed in the middle of the front surface of the connecting shaft;
cover plate: the expansion bolt is fixedly connected with the connecting shaft through the expansion bolt, the outer ring surface of the cover plate is provided with a shielding plate, the shielding plate clamps the front end of the connecting sheet, and the middle part of the front surface of the expansion bolt is clamped with an expansion nail;
wherein: the input end of the motor is electrically connected with the output end of an external power supply through a switch.
The motor is characterized by further comprising a connecting plate and fastening bolts, wherein the connecting plate is of an L-shaped structure, four connecting plates are arranged on the connecting plate, the four connecting plates are respectively arranged at the front end of the outer ring surface of the motor in a circumferential array mode, and the front side arm of the connecting plate is fixedly connected with the side arm of the fixing frame through the fastening bolts. The connecting plate that sets up can consolidate the motor to prevent that the motor from appearing droing and influencing the normal use of fan when the fan uses, can effectively reduce the influence that the vibration that the motor produced led to the fact the fan simultaneously, make the use of fan more convenient.
The bearing is arranged in a through hole formed in the middle of the front surface of the fixing frame, the inner ring surface of the bearing is in contact with the rear end of the outer ring surface of the connecting shaft, and the inner ring surface of the bearing is in contact with the rear end of the outer surface of the connecting sheet. The bearing that sets up can effectively alleviate the produced vibration of connecting axle, can carry out further reinforcement to the connection piece simultaneously to make the use of fan safer.
The connecting frame is of a cross structure, the side arms of the connecting frame are of an L-shaped structure, and the outer side end parts of the front surfaces of the side arms of the connecting frame are connected with the front ends of the side arms of the corresponding fixing frames through the fixing bolts. The link that sets up can be fixed the front end of fan to reduce the probability that the fan drops, make the use of fan safer.
The sliding ring is connected to the inner ring side of a sliding hole formed in the middle of the front surface of the connecting frame in a sliding mode, and the inner ring surface of the sliding ring is fixedly connected with the front end of the outer ring surface of the cover plate. The slip ring that sets up can effectively reduce equipment and cause great friction and influence its normal use when using to the practicality that makes the fan is higher.
The motor is characterized by further comprising a heat dissipation plate, wherein the heat dissipation plate is of an annular structure and is sleeved at the rear end of the outer annular surface of the motor, and the outer annular surface of the heat dissipation plate is provided with heat dissipation through grooves in a circumferential array. The heating panel that sets up can effectively prevent the motor overheated to guarantee the life of fan.
Compared with the prior art, the beneficial effects of the utility model are that: this axial fan mechanism has following benefit:
1. the phenomenon that the fan becomes flexible or drops can be effectively avoided to strengthen the security of fan when using, it is comparatively convenient that the flabellum is changed simultaneously, has guaranteed the life and the practicality of fan.
2. The connecting plate that sets up can consolidate the motor to prevent that the motor from appearing droing and influencing the normal use of fan when the fan uses, can effectively reduce the influence that the vibration that the motor produced led to the fact the fan simultaneously, make the use of fan more convenient.
3. The bearing that sets up can effectively alleviate the produced vibration of connecting axle, can carry out further reinforcement to the connection piece simultaneously to make the use of fan safer.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right side sectional view of the present invention;
fig. 3 is an enlarged schematic structural diagram of the right side section a of the present invention.
In the figure: the fan comprises a shell 1, a fixing frame 2, a connecting bolt 3, a motor 4, a connecting plate 5, a fastening bolt 6, a connecting shaft 7, a connecting sheet 8, fan blades 9, a cover plate 10, an expansion bolt 11, an expansion nail 12, a bearing 13, a connecting frame 14, a fixing bolt 15, a sliding ring 16 and a heat dissipation plate 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present embodiment provides a technical solution: an axial fan mechanism comprises a shell 1, a connecting shaft 7 and a cover plate 10;
the shell 1: the motor is of an annular structure, the middle part of the interior of the shell 1 is fixedly connected with a fixing frame 2 of a cross structure through a connecting bolt 3, a through hole is formed in the middle of the front surface of the fixing frame 2, and a motor 4 is installed in the middle of the rear side surface of the fixing frame 2; the motor is characterized by further comprising a connecting plate 5 and fastening bolts 6, wherein the connecting plate 5 is of an L-shaped structure, four connecting plates 5 are arranged on the connecting plate 5, the four connecting plates 5 are respectively arranged at the front end of the outer ring surface of the motor 4 in a circumferential array mode, and the front side arm of the connecting plate 5 is fixedly connected with the side arm of the fixing frame 2 through the fastening bolts 6. The connecting plate 5 that sets up can consolidate motor 4 to prevent that motor 4 from appearing droing and influencing the normal use of fan when using, can effectively reduce the influence that the vibration that motor 4 produced led to the fact the fan simultaneously, make the use of fan more convenient. The motor is characterized by further comprising a heat dissipation plate 17, wherein the heat dissipation plate 17 is of an annular structure, the heat dissipation plate 17 is sleeved at the rear end of the outer annular surface of the motor 4, and heat dissipation through grooves are formed in the outer annular surface of the heat dissipation plate 17 in a circumferential array. The arranged heat dissipation plate 17 can effectively prevent the motor 4 from overheating, so that the service life of the fan is ensured.
Connecting shaft 7: the rear side surface is fixedly connected with the end part of an output shaft of the motor 4, mounting grooves are circumferentially arrayed at the front end of the outer ring surface of the connecting shaft 7, a connecting sheet 8 with an arc-shaped structure is clamped inside the mounting groove formed at the front end of the connecting shaft 7, the middle part of the outer surface of the connecting sheet 8 is fixedly connected with fan blades 9, and the middle part of the front surface of the connecting shaft 7 is provided with screw holes; the fixing device further comprises a bearing 13, the bearing 13 is installed inside a through hole formed in the middle of the front surface of the fixing frame 2, the inner ring surface of the bearing 13 is in contact with the rear end of the outer ring surface of the connecting shaft 7, and the inner ring surface of the bearing 13 is in contact with the rear end of the outer surface of the connecting sheet 8. The bearing 13 that sets up can effectively alleviate the produced vibration of connecting axle 7, can carry out further reinforcement to connection piece 8 simultaneously to make the use of fan safer.
The cover plate 10: the expansion bolt 11 is fixedly connected with the connecting shaft 7, a shielding plate is arranged on the outer ring surface of the cover plate 10, the shielding plate clamps the front end of the connecting sheet 8, and an expansion nail 12 is clamped in the middle of the front surface of the expansion bolt 11; the connecting frame 14 is of a cross structure, side arms of the connecting frame 14 are of an L-shaped structure, and the outer side end of the front surface of each side arm of the connecting frame 14 is connected with the front end of the corresponding side arm of the fixing frame 2 through the fixing bolt 15. The link 14 that sets up can fix the front end of fan to reduce the probability that the fan drops, make the use of fan safer. The connecting frame is characterized by further comprising a sliding ring 16, the sliding ring 16 is connected to the inner ring side of a sliding hole formed in the middle of the front surface of the connecting frame 14 in a sliding mode, and the inner ring surface of the sliding ring 16 is fixedly connected with the front end of the outer ring surface of the cover plate 10. The slip ring 16 that sets up can effectively reduce equipment and cause great friction and influence its normal use when using to make the practicality of fan higher.
Wherein: the input end of the motor 4 is electrically connected with the output end of an external power supply through a switch.
The utility model provides a pair of axial fan mechanism's theory of operation as follows: the rotation of motor 4 drives connecting axle 7 and rotates, and the rotation of connecting axle 7 drives connection piece 8 and rotates, the rotation of connection piece 8 drives flabellum 9 and rotates, when connecting axle 7 rotates with connection piece 8, apron 10 and bearing 13 carry on spacingly to the front end and the rear end of connection piece 8 respectively, in order to prevent that connection piece 8 from droing and causing the fan to damage, and when flabellum 9 appears unusually, demolish link 14, and demolish expansion bolts 11, can pull down apron 10 and change the maintenance to connection piece 8 and flabellum 9.
It is noted that the motor 4 disclosed in the above embodiments is a high-speed motor of MJ35B-750 type. The switch-controlled motor 4 operates in a manner that is conventional in the art.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an axial fan mechanism which characterized in that: comprises a shell (1), a connecting shaft (7) and a cover plate (10);
housing (1): the motor is of an annular structure, the middle part of the interior of the shell (1) is fixedly connected with a fixing frame (2) of a cross structure through a connecting bolt (3), a through hole is formed in the middle of the front surface of the fixing frame (2), and a motor (4) is installed in the middle of the rear side surface of the fixing frame (2);
connecting shaft (7): the rear side surface is fixedly connected with the end part of an output shaft of the motor (4), the front end of the outer ring surface of the connecting shaft (7) is provided with mounting grooves in a circumferential array manner, a connecting sheet (8) with an arc structure is clamped inside the mounting groove formed in the front end of the connecting shaft (7), the middle part of the outer surface of the connecting sheet (8) is fixedly connected with a fan blade (9), and the middle part of the front surface of the connecting shaft (7) is provided with a screw hole;
cover plate (10): the expansion bolt (11) is fixedly connected with the connecting shaft (7), a shielding plate is arranged on the outer ring surface of the cover plate (10), the shielding plate clamps the front end of the connecting sheet (8), and an expansion nail (12) is clamped in the middle of the front surface of the expansion bolt (11);
wherein: the input end of the motor (4) is electrically connected with the output end of an external power supply through a switch.
2. The axial fan mechanism of claim 1, further comprising: the motor is characterized by further comprising a connecting plate (5) and fastening bolts (6), wherein the connecting plate (5) is of an L-shaped structure, four connecting plates (5) are arranged on the connecting plate, the four connecting plates (5) are respectively arranged at the front end of the outer ring surface of the motor (4) in a circumferential array mode, and the front side arm of the connecting plate (5) is fixedly connected with the side arm of the fixing frame (2) through the fastening bolts (6).
3. The axial fan mechanism of claim 1, further comprising: the bearing (13) is arranged in a through hole formed in the middle of the front surface of the fixed frame (2), the inner ring surface of the bearing (13) is in contact with the rear end of the outer ring surface of the connecting shaft (7), and the inner ring surface of the bearing (13) is in contact with the rear end of the outer surface of the connecting sheet (8).
4. The axial fan mechanism of claim 1, further comprising: the connecting frame (14) is of a cross structure, the side arms of the connecting frame (14) are of an L-shaped structure, and the outer side end of the front surface of each side arm of the connecting frame (14) is connected with the front end of the corresponding side arm of the fixing frame (2) through the fixing bolt (15).
5. The axial fan mechanism of claim 1, further comprising: the connecting frame is characterized by further comprising a sliding ring (16), the sliding ring (16) is connected to the inner ring side of a sliding hole formed in the middle of the front surface of the connecting frame (14) in a sliding mode, and the inner ring surface of the sliding ring (16) is fixedly connected with the front end of the outer ring surface of the cover plate (10).
6. The axial fan mechanism of claim 5, further comprising: the motor is characterized by further comprising a heat dissipation plate (17), the heat dissipation plate (17) is of an annular structure, the heat dissipation plate (17) is sleeved on the rear side end of the outer annular surface of the motor (4), and heat dissipation through grooves are formed in the circumferential array of the outer annular surface of the heat dissipation plate (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121478660.2U CN215256914U (en) | 2021-07-01 | 2021-07-01 | Fan mechanism of axial flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121478660.2U CN215256914U (en) | 2021-07-01 | 2021-07-01 | Fan mechanism of axial flow fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215256914U true CN215256914U (en) | 2021-12-21 |
Family
ID=79485738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121478660.2U Expired - Fee Related CN215256914U (en) | 2021-07-01 | 2021-07-01 | Fan mechanism of axial flow fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215256914U (en) |
-
2021
- 2021-07-01 CN CN202121478660.2U patent/CN215256914U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215256914U (en) | Fan mechanism of axial flow fan | |
| CN216451212U (en) | Direct current motor with good heat dissipation | |
| CN216873501U (en) | Machine case sheet metal part with self-cleaning function of heat dissipation holes | |
| CN214900497U (en) | Brushless DC motor | |
| CN216618274U (en) | Air suspension bearing assembly, motor and air compressor | |
| CN214014063U (en) | Heat radiation structure of automobile permanent magnet motor coil end | |
| CN211046636U (en) | Medium-large motor | |
| CN115839322A (en) | Rapid cooling device of stacked wind power ring piece and using method thereof | |
| CN214698409U (en) | Siphon cooling high-temperature fan | |
| CN214799125U (en) | Brushless micromotor | |
| CN211720398U (en) | Fan motor structure capable of forcibly dissipating heat | |
| CN220067080U (en) | High-efficient radiating motor | |
| CN213754194U (en) | Motor heat radiation structure convenient to wash | |
| CN215646422U (en) | Novel motor rotor | |
| CN215121757U (en) | Regular octagonal radiator | |
| CN201030504Y (en) | Angle grinder with good heat dissipation performance | |
| CN218467881U (en) | Novel fan with large fan blades and small fan blades | |
| CN213144818U (en) | Dustproof and waterproof formula radiator fan | |
| CN218563949U (en) | Low-noise axial flow fan with good heat dissipation effect | |
| CN217606663U (en) | High-frequency switching power supply transformer | |
| CN216530969U (en) | Three-phase asynchronous motor with quick cooling function | |
| CN216490110U (en) | Wiper motor casing of new forms of energy passenger car | |
| CN214960589U (en) | Plug-and-play fixing module for standard outer covering piece | |
| CN220492816U (en) | Efficient heat dissipation rotor | |
| CN210985866U (en) | Brushless external rotor motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211221 |