CN217873349U - Low-noise radiating fan with good waterproof effect - Google Patents
Low-noise radiating fan with good waterproof effect Download PDFInfo
- Publication number
- CN217873349U CN217873349U CN202221382796.8U CN202221382796U CN217873349U CN 217873349 U CN217873349 U CN 217873349U CN 202221382796 U CN202221382796 U CN 202221382796U CN 217873349 U CN217873349 U CN 217873349U
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- wall
- low noise
- fixedly connected
- waterproof effect
- good waterproof
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Abstract
The utility model belongs to the technical field of radiator fan, especially, a radiator fan that low noise water-proof effects is good, including the installing frame, the connecting rod that the installing frame inner wall fixedly connected with equidistance distributes, and connecting rod one end outer wall fixedly connected with installation shell, first sealed bearing is installed to the one end of installation shell inner wall, and the fixed cover of installation shell one end outer wall fixedly connected with, second sealed bearing is installed to fixed cover inner wall, dust screen one side outer wall is provided with the retaining ring. The utility model discloses on putting first seal bearing's basis on motor output shaft, additionally sheathed the second seal bearing, two seal bearing can maintain motor output shaft long-time steady rotation, have fine stability and low noise water-proof effects, have fixed dust screen and retaining ring in radiator fan's one side, so, it is not only dustproof effectual, have certain protecting against shock effect moreover, fine embodies radiator fan's practicality.
Description
Technical Field
The utility model relates to a radiator fan technical field especially relates to a radiator fan that low noise water-proof effects is good.
Background
The working principle of the cooling fan is realized according to energy conversion, namely: electric → electromagnetic → mechanical → kinetic energy. The circuit principle is generally divided into a plurality of forms, and the performances of the fans can be different due to different circuits. The cooling fan is widely applied to traditional or modern instruments and equipment such as computers, communication products, photoelectric products, consumer electronics products, automotive electronics, exchangers, medical equipment, heaters, air conditioners, frequency converters, teller machines, automotive refrigerators, welding machines, induction cookers, acoustic equipment, environmental protection equipment, refrigeration equipment and the like.
In radiator fan, only add a bearing housing on the output shaft of motor generally, but radiator fan is at the during operation, because the output shaft of motor can produce high temperature and wearing and tearing under long-time high-speed rotation, reduces the stability of motor output shaft easily for radiator fan's noise is big, and water-proof effects is general.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a cooling fan with good low-noise and waterproof effects.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a cooling fan with low noise and good waterproof effect comprises an installation frame, wherein connecting rods distributed equidistantly are fixedly connected to the inner wall of the installation frame, an installation shell is fixedly connected to the outer wall of one end of each connecting rod, a first sealing bearing is installed at one end of the inner wall of the installation shell, a fixing sleeve is fixedly connected to the outer wall of one end of the installation shell, and a second sealing bearing is installed on the inner wall of the fixing sleeve;
the outer wall of one side of the mounting frame is spliced with a fixed frame, the inner wall of the fixed frame is provided with a dust screen, and the outer wall of one side of the dust screen is provided with a check ring.
Preferably, the motor is installed to the installation shell inner wall, and the output shaft fixedly connected with flabellum of motor.
Preferably, a PCB is bonded to the outer wall of one side of the motor.
Preferably, the other end of the inner wall of the installation shell is bonded with a sealing cover, and the PCB is tightly attached to the outer wall of one side of the sealing cover.
Preferably, the mounting frame outer wall fixedly connected with symmetric distribution's backup pad, and the screw hole of symmetric distribution is all seted up to one of them backup pad, fixed frame and retaining ring one side outer wall.
Preferably, the supporting plate, the fixing frame and the retainer ring are all screwed with symmetrically distributed bolts.
Preferably, the output shaft of the motor is closely attached to the inner walls of the first seal bearing and the second seal bearing.
The beneficial effects of the utility model are that:
1. according to the radiating fan with the good low-noise and waterproof effects, the second sealing bearing is additionally sleeved on the motor output shaft on the basis that the first sealing bearing is sleeved on the motor output shaft, the two sealing bearings can maintain the long-time stable rotation of the motor output shaft, and the radiating fan has good stability and a good low-noise and waterproof effect;
2. this design's good radiator fan of low noise water-proof effects has fixed dust screen and retaining ring in radiator fan's one side, so, not only dustproof effectual has certain protecting against shock effect moreover, fine reflection of the practicality of radiator fan.
Drawings
Fig. 1 is a front view of the overall structure of a cooling fan with low noise and good waterproof effect provided by the present invention;
fig. 2 is a back view of the overall structure of a cooling fan with low noise and good waterproof effect provided by the present invention;
fig. 3 is a schematic view of the whole structure of the cooling fan with low noise and good waterproof effect provided by the present invention;
fig. 4 is the utility model provides a radiator fan's that low noise water-proof effects is good installation shell internal structure sketch map.
In the figure: the mounting structure comprises a mounting frame 1, a connecting rod 2, a mounting shell 3, a first sealing bearing 4, a fixing sleeve 5, a second sealing bearing 6, a fixing frame 7, a dustproof net 8, a check ring 9, a motor 10, fan blades 11, a PCB 12, a sealing cover 13, a supporting plate 14 and bolts 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
the motor 10 is installed to 3 inner walls of installation shell, and the output shaft fixedly connected with flabellum 11 of motor 10, and the outer wall of motor 10 one side bonds and has PCB board 12, and the other end of 3 inner walls of installation shell bonds and has sealed lid 13, and PCB board 12 hugs closely on one side outer wall of sealed lid 13, and the output shaft of motor 10 hugs closely on the inner wall of first sealed bearing 4 and second sealed bearing 6.
the outer wall of one side of the mounting frame 1 is inserted with the fixed frame 7, the inner wall of the fixed frame 7 is provided with the dustproof net 8, the outer wall of one side of the dustproof net 8 is provided with the retaining ring 9, and the dustproof net 8 and the retaining ring 9 are fixed on one side of the cooling fan, so that the dustproof effect is good, a certain anti-impact effect is achieved, and the practicability of the cooling fan is well embodied;
the outer wall of the mounting frame 1 is fixedly connected with symmetrically distributed support plates 14, the outer wall of one side of one of the support plates 14, the fixed frame 7 and the check ring 9 is provided with symmetrically distributed threaded holes, and symmetrically distributed bolts 15 are screwed among the support plates 14, the fixed frame 7 and the check ring 9.
The working principle is as follows: sheathe in first sealed bearing 4 and second sealed bearing 6 on motor 10 output shaft, two sealed bearings can maintain the long-time steady rotation of motor 10 output shaft to at fixed dust screen 8 of one side of radiator fan and retaining ring 9, fix fixed frame 7 and retaining ring 9 on the 8 outer walls of dust screen on backup pad 14 through bolt 15, increase radiator fan's dustproof effect and protecting against shock effect through this kind of mode.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A cooling fan with low noise and good waterproof effect comprises a mounting frame (1) and is characterized in that connecting rods (2) distributed equidistantly are fixedly connected to the inner wall of the mounting frame (1), a mounting shell (3) is fixedly connected to the outer wall of one end of each connecting rod (2), a first sealing bearing (4) is mounted at one end of the inner wall of the mounting shell (3), a fixing sleeve (5) is fixedly connected to the outer wall of one end of the mounting shell (3), and a second sealing bearing (6) is mounted on the inner wall of the fixing sleeve (5);
the outer wall of one side of the mounting frame (1) is connected with a fixing frame (7) in an inserting mode, a dustproof net (8) is installed on the inner wall of the fixing frame (7), and a check ring (9) is arranged on the outer wall of one side of the dustproof net (8).
2. The heat dissipation fan with low noise and good waterproof effect as claimed in claim 1, wherein a motor (10) is mounted on an inner wall of the mounting housing (3), and a fan blade (11) is fixedly connected to an output shaft of the motor (10).
3. The heat dissipating fan with low noise and good waterproof effect as claimed in claim 2, wherein a PCB (12) is bonded to an outer wall of one side of the motor (10).
4. The heat dissipation fan with low noise and good waterproof effect as claimed in claim 1, wherein a sealing cover (13) is bonded to the other end of the inner wall of the mounting housing (3), and the PCB (12) is tightly attached to the outer wall of one side of the sealing cover (13).
5. The cooling fan with low noise and good waterproof effect according to claim 1, wherein the outer wall of the mounting frame (1) is fixedly connected with support plates (14) which are symmetrically distributed, and the outer wall of one side of one of the support plates (14), the fixing frame (7) and the retainer ring (9) is provided with threaded holes which are symmetrically distributed.
6. A radiator fan with low noise and good waterproof effect according to claim 5, wherein symmetrically distributed bolts (15) are screwed among the support plate (14), the fixing frame (7) and the retainer ring (9).
7. The heat dissipation fan with low noise and good waterproof effect as claimed in claim 2, wherein the output shaft of the motor (10) is tightly attached to the inner walls of the first sealing bearing (4) and the second sealing bearing (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221382796.8U CN217873349U (en) | 2022-06-06 | 2022-06-06 | Low-noise radiating fan with good waterproof effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221382796.8U CN217873349U (en) | 2022-06-06 | 2022-06-06 | Low-noise radiating fan with good waterproof effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217873349U true CN217873349U (en) | 2022-11-22 |
Family
ID=84093038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221382796.8U Active CN217873349U (en) | 2022-06-06 | 2022-06-06 | Low-noise radiating fan with good waterproof effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217873349U (en) |
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2022
- 2022-06-06 CN CN202221382796.8U patent/CN217873349U/en active Active
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