CN112096640A - Diversified noise detection device of fan - Google Patents
Diversified noise detection device of fan Download PDFInfo
- Publication number
- CN112096640A CN112096640A CN202010924175.7A CN202010924175A CN112096640A CN 112096640 A CN112096640 A CN 112096640A CN 202010924175 A CN202010924175 A CN 202010924175A CN 112096640 A CN112096640 A CN 112096640A
- Authority
- CN
- China
- Prior art keywords
- rotating
- fan
- rotating ring
- rotating motor
- side wall
- 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.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
Abstract
The invention relates to a fan noise detection technology, in particular to a fan multi-azimuth noise detection device; the sound sensor is arranged on the side wall supports, the four side wall supports are arranged in a square arrangement mode, the base is arranged in a square space formed by the four side wall supports, the sound sensor further comprises a rotating disc, a first rotating motor, a rotating support, a first rotating ring, a second rotating motor and a third rotating motor, and a machine body of the first rotating motor is arranged on the base; establishing a data model for sound states of multiple working tasks of the fan; through the design of the rotating directions of the first rotating motor, the second rotating motor and the third rotating motor, a random function of three-dimensional random interpolation motion is adopted for control, the random angle posture of the fan can be realized, and manual detection can be effectively replaced.
Description
Technical Field
The invention relates to a fan noise detection technology, in particular to a fan multi-azimuth noise detection device.
Background
The heat radiation fan plays an extremely important role in heat radiation of computer core components, particularly notebook computers in the market seek to be light, thin, quiet and convenient to use, the quality requirement on the fan is improved, and the working noise of the fan becomes an important index. The postures of the computer in use are various, so that the working noise of the fan in any posture is required to be qualified, but how to detect the noise of the cooling fan is a technical problem to be solved.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects and provide a fan multi-azimuth noise detection device.
In order to solve the technical problems, the invention provides the following technical scheme: a fan multi-azimuth noise detection device comprises a side wall support, wherein a top support is arranged at the top of the side wall support, a sound sensor is arranged on the side wall support, the side wall support is four and is in a square arrangement, the fan multi-azimuth noise detection device further comprises a base, the base is arranged in a square space formed by the four side wall supports, the fan multi-azimuth noise detection device further comprises two rotating discs, a first rotating motor, a first rotating support, a first rotating ring, a second rotating motor and a third rotating motor, a machine body of the first rotating motor is arranged on the base, a rotating shaft of the first rotating motor is connected with the rotating discs, the rotating discs are arranged above the base, the two rotating supports are symmetrically arranged on the rotating discs, a machine body of the second rotating motor is arranged on the rotating support on one side, and a rotating shaft of the second rotating motor is connected with one end of the, the other end of the first rotating ring is in running fit with the rotating support on the other side, the second rotating ring is arranged in the first rotating ring and in running fit with the first rotating ring, the body of the third rotating motor is arranged on the first rotating ring, the rotating shaft of the first rotating ring is also linked with the second rotating ring, and the fan is detachably connected with the second rotating ring.
Preferably, the detachable connection between the fan and the second rotating ring means that a fixed pressing sheet is arranged on the second rotating ring, and the fan is pressed by the fixed pressing sheet.
Preferably, the rotating ring further comprises a first balancing weight, and the first balancing weight is installed on the rotating support and is in rotating fit with the rotating ring.
Preferably, the rotating ring further comprises a second balancing weight, the second balancing weight is installed on the first rotating ring, and the second rotating ring is in rotating fit with the first rotating ring through the second balancing weight.
Preferably, the height of the sound sensor coincides with the height of the fan.
The invention has the beneficial effects that: the multi-azimuth noise detection device of the fan adopts a multi-sound sensor to establish a data model for the sound states of various working tasks of the fan in a multi-angle sound detection mode; through the design of the rotating directions of the first rotating motor, the second rotating motor and the third rotating motor, a random function of three-dimensional random interpolation motion is adopted for control, the random angle posture of the fan can be realized, and manual detection can be effectively replaced.
Drawings
FIG. 1 is a schematic structural diagram of a multi-directional noise detection apparatus for a fan according to the present invention;
FIG. 2 is a schematic structural diagram of a multi-directional noise detection apparatus for a fan according to the present invention;
FIG. 3 is a schematic view of a partial structure of the multi-directional noise detection apparatus for fan according to the present invention.
Description of the drawings: 1. a sidewall bracket; 2. a top support; 3. a base; 4. rotating the disc; 5. a first rotating motor; 6. rotating the bracket; 7. rotating the ring I; 8. rotating the second ring; 9. a second rotating motor; 10. a first balancing weight; 11. a third rotating motor; 12. a second balancing weight; 13. fixing the pressing sheet; 14. an acoustic sensor.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
A fan multi-azimuth noise detection device comprises a side wall support 1, wherein a top support 2 is arranged at the top of the side wall support 1, a sound sensor 14 is further arranged, the sound sensor 14 is installed on the side wall support 1, the side wall support 1 is four and is in a square arrangement, the fan multi-azimuth noise detection device further comprises a base 3, the base 3 is installed in a square space formed by the four side wall supports 1, the fan multi-azimuth noise detection device further comprises a rotating disc 4, a first rotating motor 5, a rotating support 6, a first rotating ring 7, a second rotating ring 8, a second rotating motor 9 and a third rotating motor 11, a machine body of the first rotating motor 5 is installed on the base 3, a rotating shaft of the first rotating motor 5 is connected with the rotating disc 4, the rotating disc 4 is arranged above the base 3, the two rotating supports 6 are symmetrically arranged on the rotating disc 4, and a machine body of the second rotating motor 9 is installed on the rotating support 6, the rotating shaft of the rotating motor II 9 is connected with one end of the rotating ring I7, the other end of the rotating ring I7 is also in running fit with the rotating support 6 on the other side, the rotating ring II 8 is arranged in the rotating ring I7 and is in running fit with the rotating ring I7, the body of the rotating motor III 11 is arranged on the rotating ring I7, the rotating shaft of the rotating ring I7 is also linked with the rotating ring II 8, and the fan is detachably connected with the rotating ring II 8; the detachable connection between the fan and the second rotating ring 8 specifically means that the second rotating ring 8 is provided with a fixed pressing sheet 13, and the fan is pressed by the fixed pressing sheet 13; the first counter weight block 10 is arranged on the rotating support 6 and is in running fit with the first rotating ring 7; the rotating ring II 8 is in running fit with the rotating ring I7 through the balancing weight II 12; the height of the sound sensor 14 corresponds to the height of the fan.
When the fan cooling device is specifically implemented, the fan is installed on the second rotating ring 8 through the fixed pressing sheet 13, the second rotating ring 8 is used for containing the cooling fan specially, and the second rotating ring 8 is hollow so that the fan can run conveniently. A plurality of sound sensors 14 are installed on the side wall bracket 1 and the top bracket 2, and can effectively detect the noise of the fan in different angles and different postures. Under the drive by rotating electrical machines two 9, can realize that rotating circle one 7 is for the rotation on the runing rest 6, under the drive by rotating electrical machines three 11, can realize rotating circle two 8 for the rotation of rotating circle one 7, balancing weight one 10 and balancing weight two 12 can offset rotating electrical machines two 9 and three 11's weight respectively simultaneously, and then guarantee fan turned angle's accurate nature, rotating electrical machines one 5, rotating electrical machines two 9 and three 11 adoption servo motor of rotating electrical machines. The operating system can be used for processing and analyzing the detected data and establishing a corresponding data model for the working noise of the fan, so that the noise can be conveniently researched and improved in the later period.
The above embodiments are preferred embodiments of the present invention, and those skilled in the art can make variations and modifications to the above embodiments, therefore, the present invention is not limited to the above embodiments, and any obvious improvements, substitutions or modifications made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (5)
1. The utility model provides a diversified noise detection device of fan which characterized in that: the novel sound sensor comprises a side wall support (1), wherein a top support (2) is arranged at the top of the side wall support (1), sound sensors (14) are further included, the sound sensors (14) are installed on the side wall support (1), the side wall support (1) is four and is arranged in a square shape, the novel sound sensor further comprises a base (3), the base (3) is installed in a square space formed by the four side wall supports (1), the novel sound sensor further comprises a rotating disc (4), a first rotating motor (5), a rotating support (6), a first rotating ring (7), a second rotating ring (8), a second rotating motor (9) and a third rotating motor (11), a machine body of the first rotating motor (5) is installed on the base (3), a rotating shaft of the first rotating motor (5) is connected with the rotating disc (4), the rotating disc (4) is arranged above the base (3), the two rotating supports (6) are symmetrically arranged on the rotating disc (4), the fuselage of rotating electrical machines two (9) is installed on runing rest (6) of one side, the pivot of rotating electrical machines two (9) is connected with the one end of swivel circle (7), the other end of swivel circle (7) still with runing rest (6) normal running fit of opposite side, swivel circle two (8) are established in swivel circle (7) and with swivel circle (7) normal running fit, the fuselage of rotating electrical machines three (11) is installed on swivel circle (7), the pivot of swivel circle (7) also with swivel circle two (8) linkage, detachable connection between fan and swivel circle two (8).
2. The fan multi-azimuth noise detecting device according to claim 1, characterized in that: the detachable connection between the fan and the second rotating ring (8) specifically means that a fixed pressing sheet (13) is arranged on the second rotating ring (8), and the fan is pressed by the fixed pressing sheet (13).
3. The fan multi-azimuth noise detecting device according to claim 1, characterized in that: the rotating ring further comprises a first balancing weight (10), and the first balancing weight (10) is installed on the rotating support (6) and is in running fit with the first rotating ring (7).
4. The fan multi-azimuth noise detecting device according to claim 1, characterized in that: the rotating ring is characterized by further comprising a second balancing weight (12), wherein the second balancing weight (12) is installed on the first rotating ring (7), and the second rotating ring (8) is in running fit with the first rotating ring (7) through the second balancing weight (12).
5. The fan multi-azimuth noise detecting device according to claim 1, characterized in that: the height of the sound sensor (14) corresponds to the height of the fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010924175.7A CN112096640B (en) | 2020-09-04 | 2020-09-04 | Diversified noise detection device of fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010924175.7A CN112096640B (en) | 2020-09-04 | 2020-09-04 | Diversified noise detection device of fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112096640A true CN112096640A (en) | 2020-12-18 |
| CN112096640B CN112096640B (en) | 2022-05-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010924175.7A Active CN112096640B (en) | 2020-09-04 | 2020-09-04 | Diversified noise detection device of fan |
Country Status (1)
| Country | Link |
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| CN (1) | CN112096640B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114810642A (en) * | 2021-01-22 | 2022-07-29 | 建准电机工业股份有限公司 | Fan abnormal sound detection method and system |
| CN117145792A (en) * | 2023-02-07 | 2023-12-01 | 荣耀终端有限公司 | Fan abnormal sound detection method and fan abnormal sound detection system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10159795A (en) * | 1996-11-26 | 1998-06-16 | Matsushita Electric Works Ltd | Propeller fan and die for molding same |
| CN101669742A (en) * | 2009-09-18 | 2010-03-17 | 山东建筑大学 | Multifunctional rotating automobile exhibiting table |
| CN106918298A (en) * | 2017-04-13 | 2017-07-04 | 四川圣锦高新科技股份有限公司 | Electric fan detecting system |
| CN107754317A (en) * | 2017-11-24 | 2018-03-06 | 三峡大学 | A kind of multiple degrees of freedom turning device and application method |
| CN110360951A (en) * | 2019-06-28 | 2019-10-22 | 浙江理工大学 | A kind of structure optical experimental setup that comprehensive detection can be achieved |
| CN209927280U (en) * | 2019-06-27 | 2020-01-10 | 襄阳达安汽车检测中心有限公司 | Vehicle cooling fan vibration noise test fixing rack |
-
2020
- 2020-09-04 CN CN202010924175.7A patent/CN112096640B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10159795A (en) * | 1996-11-26 | 1998-06-16 | Matsushita Electric Works Ltd | Propeller fan and die for molding same |
| CN101669742A (en) * | 2009-09-18 | 2010-03-17 | 山东建筑大学 | Multifunctional rotating automobile exhibiting table |
| CN106918298A (en) * | 2017-04-13 | 2017-07-04 | 四川圣锦高新科技股份有限公司 | Electric fan detecting system |
| CN107754317A (en) * | 2017-11-24 | 2018-03-06 | 三峡大学 | A kind of multiple degrees of freedom turning device and application method |
| CN209927280U (en) * | 2019-06-27 | 2020-01-10 | 襄阳达安汽车检测中心有限公司 | Vehicle cooling fan vibration noise test fixing rack |
| CN110360951A (en) * | 2019-06-28 | 2019-10-22 | 浙江理工大学 | A kind of structure optical experimental setup that comprehensive detection can be achieved |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114810642A (en) * | 2021-01-22 | 2022-07-29 | 建准电机工业股份有限公司 | Fan abnormal sound detection method and system |
| CN117145792A (en) * | 2023-02-07 | 2023-12-01 | 荣耀终端有限公司 | Fan abnormal sound detection method and fan abnormal sound detection system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112096640B (en) | 2022-05-13 |
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