CN102346522A - Device for setting rotate speed of radiating fan - Google Patents
Device for setting rotate speed of radiating fan Download PDFInfo
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- CN102346522A CN102346522A CN2010102421721A CN201010242172A CN102346522A CN 102346522 A CN102346522 A CN 102346522A CN 2010102421721 A CN2010102421721 A CN 2010102421721A CN 201010242172 A CN201010242172 A CN 201010242172A CN 102346522 A CN102346522 A CN 102346522A
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Abstract
The invention relates to a device for setting the rotate speed of a radiating fan. The device comprises an impedance unit and a regulation and control unit for regulating and controlling the current direction of the impedance unit; the impedance unit is provided with a first resistor and a second resistor; one end of the first resistor is electrically connected with one end of the second resistor, and a first contact is defined at the joint; a second contact is defined at the other end of the first resistor; and a third contact is defined at the other end of the second resistor. A resistance value can be changed by designing the regulation and control unit, so the specification of the device for setting the rotate speed can be unified, the production cost can be reduced effectively, and the effect of reducing inventory is achieved.
Description
Technical field
The present invention relates to a kind of speed setting device, particularly relate to a kind of speed setting device of radiator fan.
Background technology
Generally apply at present the radiator fan of personal computer main frame or server, need be in response to various requirement, and different rotating speed is arranged.In order to reach above-mentioned purpose; General dealer can design multiple control circuit with different resistance values usually; According to the specification that requires on the order; And the control circuit that will have different resistance values is welded on the voltage-controlled IC; Big or small to produce appropriate current, and allow the rotating speed of radiator fan meet the required specification of client.Yet,, therefore in the process of welding, be easy to generate the problem of dry joint (empty weldering) owing to have a plurality of points to weld together mutually on control circuit and the voltage-controlled IC.
And another kind of method; Then be that the dealer is twined with not collinear radial line circle, or same line footpath coil is twined the number of turn with difference to be twined, under the situation that does not change resistance value; Produce the appropriate current size in the above described manner, and allow the rotating speed of radiator fan meet the required specification of client.Yet said method, the dealer need buy the not coil in collinear footpath, only if but order is quite a large amount of; Otherwise the coil in each line footpath is difficult to once use up; And the aforesaid way speed of production is slow, also is easy to generate a large amount of stocks, causes the burden on dealer's production cost.
Summary of the invention
The object of the present invention is to provide a kind of can unified specification and reduce the speed setting device of stock's radiator fan.
The speed setting device of radiator fan of the present invention; Comprise an impedance unit; And regulation and control unit that is electrically connected this impedance unit; This impedance unit has one first resistance; And one second resistance; It is one first contact that one end of this first resistance is electrically connected and defines the junction with an end of this second resistance; The other end of this first resistance is defined as one second contact; And the other end of this second resistance is defined as one the 3rd contact; This regulation and control unit is electrically connected on this impedance unit, and in order to regulate and control the current direction of this impedance unit.
The object of the invention and solve its technical matters and also can adopt following technical measures further to realize.
Preferably, the speed setting device of aforementioned radiator fan, wherein this regulation and control unit has first point of adjustment that is electrically connected this first contact and second contact.
Preferably; The speed setting device of aforementioned radiator fan; Wherein this impedance unit also has the 3rd resistance that is electrically connected on the 3rd contact, and the 4th resistance that is electrically connected on the 3rd resistance, and the junction of the 3rd resistance and the 4th resistance is defined as one the 4th contact.
Preferably, the speed setting device of aforementioned radiator fan, wherein this regulation and control unit has first point of adjustment that is electrically connected this first contact and second contact, and second point of adjustment that is electrically connected this first contact and the 3rd contact.
Preferably, the speed setting device of aforementioned radiator fan, wherein this regulation and control unit has first point of adjustment that is electrically connected this first contact and the 3rd contact, and second point of adjustment that is electrically connected the 3rd contact and the 4th contact.
Preferably; The speed setting device of aforementioned radiator fan; The other end that wherein defines the 4th resistance is one the 5th contact; And this regulation and control unit has first point of adjustment that is electrically connected the 3rd contact and the 4th contact, and second point of adjustment that is electrically connected the 4th contact and the 5th contact.
Preferably, the speed setting device of aforementioned radiator fan, wherein this regulation and control unit has first point of adjustment that is electrically connected this second contact and the 3rd contact, and second point of adjustment that is electrically connected this first contact and second contact.
Preferably, the speed setting device of aforementioned radiator fan, wherein this regulation and control unit has first point of adjustment that is electrically connected this first contact and the 4th contact, and second point of adjustment that is electrically connected the 3rd contact and the 4th contact.
Preferably, the speed setting device of aforementioned radiator fan, wherein this regulation and control unit has first point of adjustment that is electrically connected this first contact and the 4th contact, and second point of adjustment that is electrically connected this first contact and the 3rd contact.
Preferably; The speed setting device of aforementioned radiator fan; The other end that wherein defines the 4th resistance is one the 5th contact; And this regulation and control unit has first point of adjustment that is electrically connected the 3rd contact and the 5th contact, and second point of adjustment that is electrically connected the 4th contact and the 5th contact.
Preferably, the speed setting device of aforementioned radiator fan, wherein this impedance unit also has the 3rd resistance that is electrically connected on this first contact and the 3rd contact, and the 4th resistance that is electrically connected on this first contact and the 3rd contact.
Preferably, the speed setting device of aforementioned radiator fan, wherein this regulation and control unit has first point of adjustment that is electrically connected the 3rd resistance and the 3rd contact, and second point of adjustment that is electrically connected the 4th resistance and the 3rd contact.
Preferably, the speed setting device of aforementioned radiator fan, wherein this impedance unit also has the 3rd resistance that is electrically connected on this first contact and second contact, and the 4th resistance that is electrically connected on this first contact and second contact.
Preferably, the speed setting device of aforementioned radiator fan, wherein this regulation and control unit has first point of adjustment that is electrically connected the 3rd resistance and second contact, and second point of adjustment that is electrically connected the 4th resistance and second contact.
Beneficial effect of the present invention is: the design through this regulation and control unit just can change resistance value, so the specification of this speed setting device can unify, and can effectively reduce production costs, and reaches the effect that reduces the stock simultaneously.
Description of drawings
Fig. 1 is a part of circuit diagram, and first preferred embodiment of the speed setting device of radiator fan of the present invention is described;
Fig. 2 is a part of circuit diagram, and second preferred embodiment of the speed setting device of radiator fan of the present invention is described;
Fig. 3 is a part of circuit diagram, illustrates that the another kind of this second preferred embodiment connects aspect;
Fig. 4 is a part of circuit diagram, illustrates that the another kind of this second preferred embodiment connects aspect;
Fig. 5 is a part of circuit diagram, illustrates that the another kind of this second preferred embodiment connects aspect;
Fig. 6 is a part of circuit diagram, illustrates that the another kind of this second preferred embodiment connects aspect;
Fig. 7 is a part of circuit diagram, illustrates that the another kind of this second preferred embodiment connects aspect;
Fig. 8 is a part of circuit diagram, illustrates that the another kind of this second preferred embodiment connects aspect;
Fig. 9 is a part of circuit diagram, illustrates that the another kind of this second preferred embodiment connects aspect;
Figure 10 is a part of circuit diagram, illustrates that the another kind of this second preferred embodiment connects aspect;
Figure 11 is a part of circuit diagram, illustrates that the another kind of this second preferred embodiment connects aspect.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is elaborated.
Before the present invention is described in detail, be noted that in following description similarly assembly is represented with identical numbering.
Consult Fig. 1, first preferred embodiment for the speed setting device 2 of radiator fan of the present invention comprises an impedance unit 21, and a regulation and control unit 22 in order to the current direction of regulating and control this impedance unit 21.
This impedance unit 21 has one first resistance R 1; And one second resistance R 2; It is one first contact 211 that one end of this first resistance R 1 is electrically connected and defines the junction with an end of this second resistance R 2; The other end of this first resistance R 1 is defined as one second contact 212, and the other end of this second resistance R 2 is defined as one the 3rd contact 213.
This regulation and control unit 22 has first point of adjustment 221 that connects this first contact 211 and second contact 212.This first point of adjustment 221 is during conducting, electric current flow through this first and second resistance R 1, R2, and during these first point of adjustment, 221 conductings, electric current flow through this first point of adjustment 221 and second resistance R 2, and this first point of adjustment 221 is the mode conductings with welding.
With next embodiment with this speed setting device 2 of instance explanation; In present embodiment; The resistance value of supposing this first resistance R 1 is 5 ohm (Ω); The resistance value of this second resistance R 2 is 10 ohm (Ω); When needs overall electrical resistance resistance is 15 ohm (Ω); Make this first point of adjustment, 221 not conductings, just make this first point of adjustment 221 form the state that opens circuit, electric current was flowed through this first and second resistance R 1, R2 and can be met the demand that the overall electrical resistance resistance is 15 ohm (Ω) this moment; When needs overall electrical resistance resistance is 10 ohm (Ω); Then make this first point of adjustment, 221 conductings; This moment flow through this first point of adjustment 221 and second resistance R 2 of electric current, electric current this first resistance R 1 of can not flowing through just, and can meet the demand that the overall electrical resistance resistance is 10 ohm (Ω).
In the present embodiment, be to utilize a drive IC 3 to be electrically connected to this first contact 211, on this drive IC 3, be electrically connected certain subcoil 4 again, to control the subsequent action that radiator fan rotates, the technical characterictic of the non-genus this case of this part is not so give unnecessary details; In addition, this drive IC 3 of attribute decision that certainly also can look this drive IC 3 be to be electrically connected on this first contact 211, second contact 212, and the 3rd contact 213 in that, do not exceed with the disclosed content of present embodiment.
Moreover; In present embodiment; This first point of adjustment 221 is electrically connected this first contact 211 and second contact 212; Certainly also can look the actual production situation makes this first point of adjustment 221 be electrically connected this first contact 211 and the 3rd contact 213; Reach the effect of adjustment resistance value, do not exceed with the disclosed content of present embodiment.
Through above-mentioned design; The dealer does not need to prepare in the prior art for another example the control circuit of various different resistance values; Or the coil in various not collinear footpaths; And can when manufacturing, just make this speed setting device 2 be unified specification at the beginning; The conducting that decides this first point of adjustment 221 according to the demand of order whether again; Thus, can significantly reduce production costs, and reduce stock's generation simultaneously.
Consult Fig. 2; Second preferred embodiment for the speed setting device 2 of radiator fan of the present invention; Roughly similar aforementioned this first preferred embodiment; Different places are: this impedance unit 21 also has the 3rd resistance R 3 that is electrically connected on the 3rd contact 213; And the 4th resistance R 4 that is electrically connected on the 3rd resistance R 3; The 3rd resistance R 3 is defined as one the 4th contact 214 with the junction of the 4th resistance R 4, and this regulation and control unit 22 also has second point of adjustment 222 that connects this first contact 211 and the 3rd contact 213.
If this first and second point of adjustment 221,222 does not all have conducting, electric current is through this first resistance R, 1 to the 4th resistance R 4; If these first point of adjustment, 221 conductings, these second point of adjustment, 222 not conductings, electric current is through this first point of adjustment 221, second resistance R 2, the 3rd resistance R 3 and the 4th resistance R 4; If this not conducting of first point of adjustment 221, these second point of adjustment, 222 conductings, electric current is through this first resistance R 1, second point of adjustment 222, the 3rd resistance R 3 and the 4th resistance R 4; If these first and second point of adjustment 221,222 all conductings, electric current is through this first and second point of adjustment 221,222, the 3rd resistance R 3 and the 4th resistance R 4.In present embodiment, this drive IC 3 is to be electrically connected on the 4th contact 214, also can look the electrically connecting position that actual demand changes this drive IC 3 certainly, not as limit.
The 3rd resistance R 3, the 4th resistance R 4 and this first and second point of adjustment 221,222 in the foregoing description also can be the connected modes like Fig. 3 to Figure 11 except being the connected mode as shown in Figure 2.
Like Fig. 3, shown in Figure 5; The speed setting device 2 of aforementioned radiator fan; Wherein this regulation and control unit has first point of adjustment 221 that is electrically connected this first contact 211 and the 3rd contact 213, and second point of adjustment 222 that is electrically connected the 3rd contact 213 and the 4th contact 214.
As shown in Figure 4; The speed setting device 2 of aforementioned radiator fan; The other end that wherein defines the 4th resistance R 4 is one the 5th contact 215; And this regulation and control unit has first point of adjustment 221 that is electrically connected the 3rd contact 213 and the 4th contact 214, and second point of adjustment 222 that is electrically connected the 4th contact 214 and the 5th contact 215.
As shown in Figure 6; The speed setting device 2 of aforementioned radiator fan; Wherein this regulation and control unit has first point of adjustment 221 that is electrically connected this second contact 212 and the 3rd contact 213, and second point of adjustment 222 that is electrically connected this first contact 211 and second contact 212.
As shown in Figure 7; The speed setting device 2 of aforementioned radiator fan; Wherein this regulation and control unit has first point of adjustment 221 that is electrically connected this first contact 211 and the 4th contact 214, and second point of adjustment 222 that is electrically connected the 3rd contact 213 and the 4th contact 214.
As shown in Figure 8; The speed setting device 2 of aforementioned radiator fan; Wherein this regulation and control unit has first point of adjustment 221 that is electrically connected this first contact 211 and the 4th contact 214, and second point of adjustment 222 that is electrically connected this first contact 211 and the 3rd contact 213.
As shown in Figure 9; The speed setting device 2 of aforementioned radiator fan; The other end that wherein defines the 4th resistance R 4 is one the 5th contact 215; And this regulation and control unit has first point of adjustment 221 that is electrically connected the 3rd contact 213 and the 5th contact 215, and second point of adjustment 222 that is electrically connected the 4th contact 214 and the 5th contact 215.
As shown in figure 10; The speed setting device 2 of aforementioned radiator fan; Wherein this impedance unit also has the 3rd resistance R 3 that is electrically connected on this first contact 211 and the 3rd contact 213, and the 4th resistance R 4 that is electrically connected on this first contact 211 and the 3rd contact 213.Wherein this regulation and control unit has first point of adjustment 221 that is electrically connected the 3rd resistance R 3 and the 3rd contact 213, and second point of adjustment 222 that is electrically connected the 4th resistance R 4 and the 3rd contact 213.
As shown in figure 11; The speed setting device 2 of aforementioned radiator fan; Wherein this impedance unit also has the 3rd resistance R 3 that is electrically connected on this first contact 211 and second contact 212, and the 4th resistance R 4 that is electrically connected on this first contact 211 and second contact 212.Wherein this regulation and control unit has first point of adjustment 221 that is electrically connected the 3rd resistance R 3 and second contact 212, and second point of adjustment 222 that is electrically connected the 4th resistance R 4 and second contact 212.
Thus; The resistance value regulating effect that is different from Fig. 2 then can be arranged; And show that in tabulating down current potential that various connected mode produced and rotating speed are just in one; What Fig. 3 to Figure 11 was shown certainly is the connection aspect of a part; And other connected mode; And the quantity of resistance and point of adjustment has common knowledge change that the knowledgeable can replace easily in the technical field under being all, and no longer gives unnecessary details, also not as limit.
Table one
Through above-mentioned design, except reaching, can also increase the variability of the resistance value of this speed setting device 2, and promote the scope of application of this speed setting device 2 as the mentioned effect of this first preferred embodiment.
In sum, the speed setting device 2 of radiator fan of the present invention, the design through this regulation and control unit makes this speed setting device 2 be unified specification, and significantly reduces production costs, and reduces stock's generation simultaneously.
Claims (14)
1. the speed setting device of a radiator fan; Comprise an impedance unit; And regulation and control unit that is electrically connected this impedance unit; It is characterized in that: this impedance unit has one first resistance; And one second resistance; It is one first contact that one end of this first resistance is electrically connected and defines the junction with an end of this second resistance; The other end of this first resistance is defined as one second contact; And the other end of this second resistance is defined as one the 3rd contact; This regulation and control unit is electrically connected on this impedance unit, and in order to regulate and control the current direction of this impedance unit.
2. the speed setting device of radiator fan according to claim 1, it is characterized in that: this regulation and control unit has first point of adjustment that is electrically connected this first contact and second contact.
3. the speed setting device of radiator fan according to claim 1; It is characterized in that: this impedance unit also has the 3rd resistance that is electrically connected on the 3rd contact; And the 4th resistance that is electrically connected on the 3rd resistance, the junction of the 3rd resistance and the 4th resistance is defined as one the 4th contact.
4. like the speed setting device of radiator fan as described in the claim 3, it is characterized in that: this regulation and control unit has first point of adjustment that is electrically connected this first contact and second contact, and second point of adjustment of this first contact of electrical connection and the 3rd contact.
5. like the speed setting device of radiator fan as described in the claim 3, it is characterized in that: this regulation and control unit has first point of adjustment that is electrically connected this first contact and the 3rd contact, and second point of adjustment of electrical connection the 3rd contact and the 4th contact.
6. like the speed setting device of radiator fan as described in the claim 3; It is characterized in that: the other end that defines the 4th resistance is one the 5th contact; And this regulation and control unit has first point of adjustment that is electrically connected the 3rd contact and the 4th contact, and second point of adjustment that is electrically connected the 4th contact and the 5th contact.
7. like the speed setting device of radiator fan as described in the claim 3, it is characterized in that: this regulation and control unit has first point of adjustment that is electrically connected this second contact and the 3rd contact, and second point of adjustment of this first contact of electrical connection and second contact.
8. like the speed setting device of radiator fan as described in the claim 3, it is characterized in that: this regulation and control unit has first point of adjustment that is electrically connected this first contact and the 4th contact, and second point of adjustment of electrical connection the 3rd contact and the 4th contact.
9. like the speed setting device of radiator fan as described in the claim 3, it is characterized in that: this regulation and control unit has first point of adjustment that is electrically connected this first contact and the 4th contact, and second point of adjustment of this first contact of electrical connection and the 3rd contact.
10. like the speed setting device of radiator fan as described in the claim 3; It is characterized in that: the other end that defines the 4th resistance is one the 5th contact; And this regulation and control unit has first point of adjustment that is electrically connected the 3rd contact and the 5th contact, and second point of adjustment that is electrically connected the 4th contact and the 5th contact.
11. the speed setting device of radiator fan according to claim 1, it is characterized in that: this impedance unit also has the 3rd resistance that is electrically connected on this first contact and the 3rd contact, and the 4th resistance that is electrically connected on this first contact and the 3rd contact.
12. the speed setting device like radiator fan as described in the claim 11 is characterized in that: this regulation and control unit has first point of adjustment that is electrically connected the 3rd resistance and the 3rd contact, and second point of adjustment of electrical connection the 4th resistance and the 3rd contact.
13. the speed setting device of radiator fan according to claim 1, it is characterized in that: this impedance unit also has the 3rd resistance that is electrically connected on this first contact and second contact, and the 4th resistance that is electrically connected on this first contact and second contact.
14. the speed setting device like radiator fan as described in the claim 13 is characterized in that: this regulation and control unit has first point of adjustment that is electrically connected the 3rd resistance and second contact, and second point of adjustment of electrical connection the 4th resistance and second contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102421721A CN102346522A (en) | 2010-08-02 | 2010-08-02 | Device for setting rotate speed of radiating fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102421721A CN102346522A (en) | 2010-08-02 | 2010-08-02 | Device for setting rotate speed of radiating fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102346522A true CN102346522A (en) | 2012-02-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102421721A Pending CN102346522A (en) | 2010-08-02 | 2010-08-02 | Device for setting rotate speed of radiating fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102346522A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2113368U (en) * | 1991-11-18 | 1992-08-19 | 周家印 | Multifunctional electric fan with automatic governor |
| CN2241942Y (en) * | 1995-02-24 | 1996-12-04 | 中国人民解放军石家庄医学高等专科学校 | Reactance hanging fan speed regulator with low-grade and quickly starting device |
| CN1581005A (en) * | 2003-08-07 | 2005-02-16 | 奇鋐科技股份有限公司 | Combined temperature control circuit for radiating fan |
| US7276875B1 (en) * | 2006-05-10 | 2007-10-02 | Adda Corporation | Multimode integrated modulation circuit for controlling fan rotating speed |
-
2010
- 2010-08-02 CN CN2010102421721A patent/CN102346522A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2113368U (en) * | 1991-11-18 | 1992-08-19 | 周家印 | Multifunctional electric fan with automatic governor |
| CN2241942Y (en) * | 1995-02-24 | 1996-12-04 | 中国人民解放军石家庄医学高等专科学校 | Reactance hanging fan speed regulator with low-grade and quickly starting device |
| CN1581005A (en) * | 2003-08-07 | 2005-02-16 | 奇鋐科技股份有限公司 | Combined temperature control circuit for radiating fan |
| US7276875B1 (en) * | 2006-05-10 | 2007-10-02 | Adda Corporation | Multimode integrated modulation circuit for controlling fan rotating speed |
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Owner name: AAVID (SHANGHAI) THERMAL ENERGY SYSTEM CO., LTD. Free format text: FORMER OWNER: NS MICRO MOTOR TECHNOLOGY CORP. Effective date: 20131009 |
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Free format text: CORRECT: ADDRESS; FROM: TAIWAN, CHINA TO: 201611 SONGJIANG, SHANGHAI |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20131009 Address after: 201611 Shanghai City, Songjiang District Road No. 1199 Building No. 1 Frestech Applicant after: Aavid (Shanghai) Energy System Co. Ltd. Address before: Taiwan County, Taipei, China Applicant before: NS Micro Motor Technology Corp. |
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Application publication date: 20120208 |