CN220354082U - Radiator fan with integral type frame - Google Patents
Radiator fan with integral type frame Download PDFInfo
- Publication number
- CN220354082U CN220354082U CN202322009836.5U CN202322009836U CN220354082U CN 220354082 U CN220354082 U CN 220354082U CN 202322009836 U CN202322009836 U CN 202322009836U CN 220354082 U CN220354082 U CN 220354082U
- Authority
- CN
- China
- Prior art keywords
- fan
- frame
- fan blade
- partition plate
- blade
- 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.)
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Links
- 238000005192 partition Methods 0.000 claims abstract description 33
- 238000001816 cooling Methods 0.000 claims abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 15
- 238000004804 winding Methods 0.000 claims description 12
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 10
- 241000883990 Flabellum Species 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract description 2
- 239000000178 monomer Substances 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 4
- 241000227287 Elliottia pyroliflora Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000013473 artificial intelligence Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
Landscapes
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a cooling fan with an integrated frame, which belongs to the technical field of cooling fans, and comprises a fan frame, wherein the fan frame is provided with a frame body, a baffle plate arranged in the middle of the frame body for assembling a PCB (printed circuit board) and a plurality of ribs annularly distributed between the baffle plate and the frame body; the first fan blade and the second fan blade are assembled at two ends of the partition plate; the fan comprises a fan shaft penetrating through the first fan blade and the second fan blade, a first motor and a second motor. This technical scheme sets up integrated into one piece's fan frame to adopt single fan axle, two flabellums are rotated about same fan axle syntropy, guarantee the rotatory uniformity of two flabellums, increase amount of wind, maintain radiator fan's operational stability, and improve radiator fan structure degree of integration, reduce the vibrations that the operation of two motors produced in the fan, avoid the vibrations stack of every monomer fan, reduce vibration noise reduction.
Description
Technical Field
The utility model belongs to the technical field of cooling fans, and particularly relates to a cooling fan with an integrated frame.
Background
Because of the rapid development of artificial intelligence, the application requirement of the server is higher and the heating value is larger, and the server with the traditional air cooling structure is applied, and the heat dissipation requirement of the server cannot be met by a single fan, so that the double-fan air cooling structure is provided.
The Chinese patent with the bulletin number of CN113969903A discloses a shock-absorbing double fan, which comprises an inlet fan and an outlet fan, wherein the inlet fan and the outlet fan are symmetrically arranged, the inlet fan comprises a first outer frame and a first base, the first outer frame is covered on the first base, a first middle pipe is arranged on the first base, a first copper ring is arranged on the inner side of the first middle pipe, and an upper spring is arranged between the first copper ring and the first outer frame; the outlet fan comprises a second outer frame and a second base, the second outer frame is covered on the second base, a second middle pipe is arranged on the second base, a second copper ring is arranged on the inner side of the second middle pipe, and a lower spring is arranged between the second copper ring and the second base.
The two fans are axially overlapped, for example, two fans with the size of 60 x 28 are combined together to form the cooling fan with the size of 60 x 56, so that the fan performance can be greatly improved, and the cooling requirement is solved.
Disclosure of Invention
In order to solve the technical problems, the technical scheme of the utility model is as follows: a kind of cooling fan with integrative frame, including the fan frame, the said fan frame has frame body, baffle plate set up in the middle part of frame body in order to assemble PCB and ring-distributed several ribs between baffle plate and frame body;
the first fan blade is assembled at the upper end of the partition plate;
the second fan blade is assembled at the lower end of the partition plate;
the fan shaft penetrates through the partition plate, extends upwards to penetrate through the first fan blade, extends downwards to penetrate through the second fan blade, and is rotationally connected with the first fan blade and the second fan blade through the bearing;
the first motor is assembled on the first fan blade and used for driving the first fan blade to rotate around the fan shaft;
and the second motor is assembled on the second fan blade and used for driving the second fan blade to coaxially rotate with the first fan blade.
Specifically, the lengths of the frames at the two ends of the partition board are equal, and the lengths of the fan shafts at the two ends of the partition board are equal.
Specifically, the frame body is provided with a wire hole, and the wire hole is used for allowing a lead wire of the PCB to pass through the frame body.
Specifically, the baffle has seted up the first notch of upwards opening and the second notch of downwardly opening, and first notch and second notch all have seted up the breach that supplies the lead wire of PCB to pass through towards line hole side.
Specifically, the ribs are inclined blade-shaped, and a plurality of ribs are bent in the same direction.
Specifically, the first motor and the second motor have the same structure, and the first motor comprises a PCB, a stator winding fixed on the partition plate and electrically connected with the PCB, a fan shaft copper sleeve rotationally connected with the fan shaft copper sleeve through a bearing, and a magnetic ring arranged between the copper sleeve and the stator winding.
Specifically, the stator winding comprises a silicon steel sheet, an upper sheet positioned at one end of the silicon steel sheet and a lower sheet positioned at the other end of the silicon steel sheet, wherein the upper sheet is close to the partition plate, the upper sheet is provided with a positioning groove, and the partition plate is provided with a positioning column for inserting the positioning groove.
Compared with the prior art, the technical scheme provided by the utility model has the following advantages:
set up integrated into one piece's fan frame to adopt single fan axle, two flabellum are with same fan axle syntropy rotation, guarantee the rotatory uniformity of two flabellums, increase amount of wind, maintain radiator fan's operating stability, and improve radiator fan structure degree of integration, reduce the vibrations that the operation of two motors produced in the fan, avoid the vibrations stack of every monomer fan, reduce vibration noise reduction.
Drawings
Fig. 1 is an overall construction diagram of a radiator fan having an integrated frame in an embodiment of the present utility model;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present utility model;
FIG. 3 is a diagram of a fan frame in an embodiment of the present utility model;
fig. 4 is a diagram showing a connection structure of a first fan and a first motor in an embodiment of the present utility model.
The figure shows: 1. a fan frame; 11. a frame; 111. a wire hole; 12. a partition plate; 121. a notch; 122. positioning columns; 123. a first notch; 13. a rib; 2. a first fan blade; 21. a stator winding; 211. loading a piece; 212. silicon steel sheets; 213. blanking; 214. a positioning groove; 22. a magnetic ring; 3. a second fan blade; 4. a first motor; 41. a housing; 42. a copper sleeve; 5. a second motor; 6. a fan shaft.
Detailed Description
For ease of understanding, the radiator fan with an integrated frame is described below in connection with embodiments, and it should be understood that these embodiments are merely illustrative of the present utility model and are not intended to limit the scope of the present utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions and positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 to 2, a cooling fan with an integrated frame includes a fan frame 1, a first fan blade 2, a second fan blade 3, a first motor 4, a second motor 5 and a fan shaft 6, wherein the first fan blade 2 is assembled at the upper end of the fan frame 1, the first motor 4 is assembled in the middle of the first fan blade 2, the second fan blade 3 is assembled at the lower end of the fan frame 1, the second motor 5 is assembled in the middle of the second fan blade 3, the fan shaft 6 coaxial with the second fan blade is fixed in the middle of the fan frame 1, the upper end of the fan shaft 6 penetrates through the first fan blade 2, and the lower end penetrates through the second fan blade 3.
As shown in fig. 3, the fan frame 1 includes a frame 11, a partition 12 and a plurality of ribs 13, the frame 11 is a long cylinder with two through ends, the cross section of the inner hole is circular, one end of the inner hole is an air inlet, the other end is an air outlet, the frame 11 is provided with a wire hole 111, and the wire hole 111 is used for the lead wire of the PCB to pass through the frame 11; the middle of the frame body 11 is provided with a coaxial partition plate 12, the partition plate 12 is circular, the lengths of the frame bodies 11 positioned at two ends of the partition plate 12 are equal, one end of the partition plate 12, facing the air inlet, is provided with a first notch 123 which is opened upwards, one end of the partition plate, facing the air outlet, is provided with a second notch which is opened downwards, a PCB board is respectively arranged in the first notch 123 and the second notch, the sides, facing the wire holes 111, of the first notch 123 and the second notch are provided with notches 121, and a lead wire of the PCB can firstly pass through the notches 121 and then pass through the wire holes 111; the middle of the partition plate 12 is provided with a shaft hole coaxial with the partition plate, the shaft hole is fixedly connected with a fan shaft 6, one end of the fan shaft 6 extends upwards to penetrate through the first fan blade 2, one end extends downwards to penetrate through the second fan blade 3, the length of the fan shaft 6 is smaller than that of the frame 11, meanwhile, the lengths of the fan shafts 6 at two ends of the partition plate 12 are equal, and the two ends of the cooling fan are balanced; a plurality of ribs 13 are fixedly connected between the partition plate 12 and the frame 11, the ribs 13 are distributed in a ring shape, the ribs 13 are inclined blade-shaped, and the ribs 13 are bent in the same direction.
As shown in fig. 4, the first motor 4 and the second motor 5 are symmetrical with respect to the central section of the fan shaft 6, and both have the same structure, including a PCB, a stator winding 21 and a magnetic ring 22; the first fan blade 2 and the second fan blade 3 are symmetrical with respect to the central section of the fan shaft 6, and have the same structure, and comprise a shell 41, a magnetic ring 22, a copper sleeve 42, bearings and a clamping ring, wherein the middle part of the inner wall of the copper sleeve 42 is convex towards the axis of the copper sleeve, the upper end and the lower end of the bulge form steps, a bearing is placed at each step, the outer ring of the bearing is fixedly connected with the copper sleeve 42, the fan shaft 6 penetrates through the inner ring of the bearing and is fixedly connected with the inner ring of the bearing, a clamping groove is formed in the top of the fan shaft 6, the clamping ring is placed in the clamping groove, and the clamping ring is matched with the steps to limit the bearing positioned at the end part of the fan shaft 6; the middle part of the shell 41 is provided with a hole coaxial with the shell, the copper bush 42 passes through the hole, the outer wall at the top end of the copper bush 42 is fixedly connected with the hole wall, the outer wall of the copper bush 42 is also fixedly connected with the magnetic ring 22, the magnetic ring 22 is fixedly connected with the shell 41, the inner rotor design is adopted, the opening of the shell 41 faces the partition plate 12, a plurality of blades are arranged outside the shell 41 and Zhou Huanbu, and the front faces of the blades on the first fan blade 2 and the blades on the second fan blade 3 face the air outlet; the outer side of the magnetic ring 22 is provided with a stator winding 21, the stator winding 21 is fixed on the partition plate 12, and the shell 41 is covered outside the stator winding 21; the stator winding 21 comprises a silicon steel sheet 212, a coil wound around the silicon steel sheet 212, and an upper sheet 211 and a lower sheet 213 positioned at two ends of the silicon steel sheet 212, wherein the PCB is electrically connected with the coil, the upper sheet 211 is close to the partition plate 12, the upper sheet 211 is provided with a positioning groove 214, and the partition plate 12 is provided with a positioning column 122 for inserting the positioning groove 214; after the coil is electrified, a magnetic field is generated, the magnetic ring 22 is driven to rotate, the magnetic ring 22 rotates to drive the copper sleeve 42 and the shell 41 which are fixedly connected with the magnetic ring to rotate, wherein the first fan blade 2 and the second fan blade 3 coaxially rotate in the same direction, the air quantity is increased, and the heat dissipation is improved.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments may be modified or some or all of the technical features may be replaced with other technical features, which do not depart from the scope of the technical scheme of the embodiments of the present utility model.
Claims (7)
1. The utility model provides a radiator fan with integral type frame which characterized in that includes the fan frame, the fan frame has the framework, sets up in the middle part of the framework in order to assemble the baffle of PCB and encircles a plurality of ribs between baffle and framework;
the first fan blade is assembled at the upper end of the partition plate;
the second fan blade is assembled at the lower end of the partition plate;
the fan shaft penetrates through the partition plate, extends upwards to penetrate through the first fan blade, extends downwards to penetrate through the second fan blade, and is rotationally connected with the first fan blade and the second fan blade through the bearing;
the first motor is assembled on the first fan blade and used for driving the first fan blade to rotate around the fan shaft;
and the second motor is assembled on the second fan blade and used for driving the second fan blade to coaxially rotate with the first fan blade.
2. The cooling fan with integrated frame as claimed in claim 1, wherein the frame bodies at both ends of the partition plate have the same length, and the fan shafts at both ends of the partition plate have the same length.
3. The heat dissipating fan having an integrated frame of claim 1, wherein the frame is provided with wire holes for the lead wires of the PCB to pass through the frame.
4. The cooling fan with integrated frame as claimed in claim 1, wherein the partition plate is provided with a first notch opening upward and a second notch opening downward, and both the first notch and the second notch are provided with notches for the lead wires of the PCB to pass through toward the wire hole side.
5. The cooling fan with an integrated frame as claimed in claim 1, wherein the ribs are inclined blade-like, and the plurality of ribs are bent in the same direction.
6. The cooling fan with integrated frame according to claim 1, wherein the first motor and the second motor have the same structure, and the first motor includes a PCB, a stator winding fixed on the partition plate and electrically connected to the PCB, a fan shaft copper sleeve rotatably connected through a bearing, and a magnetic ring disposed between the copper sleeve and the stator winding.
7. The cooling fan with integrated frame as claimed in claim 6, wherein the stator winding comprises a silicon steel sheet, an upper sheet at one end of the silicon steel sheet, and a lower sheet at the other end of the silicon steel sheet, wherein the upper sheet is close to the partition plate, the upper sheet is provided with a positioning slot, and the partition plate is provided with a positioning column for inserting the positioning slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322009836.5U CN220354082U (en) | 2023-07-28 | 2023-07-28 | Radiator fan with integral type frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322009836.5U CN220354082U (en) | 2023-07-28 | 2023-07-28 | Radiator fan with integral type frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220354082U true CN220354082U (en) | 2024-01-16 |
Family
ID=89503462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322009836.5U Active CN220354082U (en) | 2023-07-28 | 2023-07-28 | Radiator fan with integral type frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220354082U (en) |
-
2023
- 2023-07-28 CN CN202322009836.5U patent/CN220354082U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |