CN100359429C - Two-way computer power supply - Google Patents
Two-way computer power supply Download PDFInfo
- Publication number
- CN100359429C CN100359429C CNB2005100194794A CN200510019479A CN100359429C CN 100359429 C CN100359429 C CN 100359429C CN B2005100194794 A CNB2005100194794 A CN B2005100194794A CN 200510019479 A CN200510019479 A CN 200510019479A CN 100359429 C CN100359429 C CN 100359429C
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- Prior art keywords
- power supply
- power
- fan
- switch
- computer
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- Expired - Fee Related
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Abstract
The present invention relates to a two-way type computer power supply which has functions of conforming to normative shapes of power supplies and providing power supplies to computers. The present invention is characterized in that the front surface and the rear surface of a casing of the power supply are both provided with alternating current power supply input sockets, alternating current power supply switches and installing screw holes of fixing power supply casing, wherein a homonymy end is led by each alternating current power supply switch which is connected behind the alternating current power supply input sockets in a series way is connected with the alternating current power supply switch in parallel, a set of power supply internal circuits are used together, and voltages and signal wires output by the power supply internal circuits are led from the lower part of the power supply casing or openings positioned on the lateral surfaces of the power supply casing. Furthermore, an installing mode can be selected by the power supply according to the requirements of users: either cooling modes such as an air suction heat radiating mode or a direct blowing heat radiating mode is used, and besides, a reversing switch which is set by the power supply can also be used for making a fan generate recoiling air streams so as to effectively clear accumulating dust when a one-way air stream is used in the power supply.
Description
Technical field
The present invention relates to the housing and the internal circuit of computer power, belong to the computer power technical field.
Background technology
Computer power is commonly used the product that meets ATX, BTX standard, and its external form is a hexahedron, and it is fixed on the computer housing by 4 screws on the housing, and the position of screw and spacing all have standard in power specifications.Owing to can generate heat during power work, so the use fan cooled has the external air suction type of fan, also built-in direct-firing of fan arranged, but can not change after the user buys, power supply in use for some time, leeward one side is accumulated dust easily, inconvenience is cleaned, and also influences the radiating effect of power supply.
Summary of the invention
For addressing the above problem, invent a kind of two-way computer power supply, its technical scheme is: respectively be provided with 1 AC in connector on former and later two faces of power shell, 4 of 1 ac power switch and fixed power source housing screws are installed, the specification of 2 AC in connectors and switch is identical respectively, the end of the same name of drawing that is serially connected in the ac power switch after the AC in connector is connected in parallel, thereafter a shared cover power supply internal circuit, the output voltage of power supply and signal wire and connector thereof are drawn from the bottom or the side perforate of power shell, the installation screwhole position on two sides and size all meet the computer power code requirement on the power shell, any method made the fan commutation below power supply used
(1) power supply is provided with a reversing switch, reversing switch be connected in series in the parallel plane fan power supply of power supply air outlet loop in, can conversion fan power supply polarity by reversing switch, reversing switch is installed on the power shell,
(2) artificial make and the anti-turnback of the parallel plane fan of power supply air outlet is installed, fan power supply polarity is constant.
According to above-mentioned two-way computer power supply, its feature also is:
Power supply is provided with the fan reversing indicator, reversing indicator becomes with the light emitting diode string joint group with resistance, be connected in parallel on the power supply fan two ends, cooperate the light emitting diode of reversing indicator that indicator hole is arranged on power shell, the housing subscript is marked with the explanatory note or the arrow of expression fan airstream direction.
According to above-mentioned two-way computer power supply, its feature also is:
Use an insulator cap that is used for AC in connector, insulator cap is that working of plastics is rectangle, links closely with the power input socket gabarit, with the isolation of assurance with inner other device of computer.
The beneficial effect of the invention:
1: the user is provided more more options and personalized application, the power supply of compatible ATX standard simultaneously.
2: can remove the dust in the power supply simply, efficiently, improve the power supply heat sinking effect.
Description of drawings
In the accompanying drawing: Fig. 1 is the power supply front view of embodiment 1
Fig. 2 is the power supply rear view of embodiment 1
Fig. 3 is an AC power input connection diagram of the present invention
Fig. 4 is fan commutation and indicating circuit 1
Fig. 5 is a fan commutating circuit 2
Among the figure: J1, J2 are AC in connectors,
K1, K2 are ac power switch,
S1 is a reversing switch.
Embodiment
Below in conjunction with description of drawings, this example is used a kind of power supply that meets the ATX standard, and have the power supply external form of compliant and provide the function of power supply to computer, as+5V ,+12V ,+3.3V.As Fig. 1 is the power supply front view of embodiment, be provided with 1 AC in connector J1, ac power switch K1 and fixed power source housing in the front of power shell 4 screw is installed, and be installed on the computer housing this moment, is the air-breathing heat radiation type of cooling; Fig. 2 is the power supply rear view of embodiment, also be provided with 1 AC in connector J2, ac power switch K2 and fixed power source housing in the back of power shell 4 screw is installed, be installed on the computer housing this moment, then for directly dispelling the hot type of cooling, power shell is gone forward, 4 of the back screwhole position is installed and size all meets the computer power code requirement.2 alternating current input sockets are identical with the ac power switch specification, and the end of the same name of ac power switch output line is connected in parallel, and a shared thereafter cover power supply internal circuit is as Fig. 3.The roundlet of power-edge is represented screw among Fig. 1 and Fig. 2.
The electric power output voltage of supply computer work and signal wire and connector thereof are drawn as Fig. 1 and Fig. 2 from the bottom perforate of power shell in this example.If larger-diameter fan need be installed in the power shell bottom, then lead and connector thereof also can be drawn from the side of power shell.
Power supply is provided with a reversing switch S1, as Fig. 4 is fan commutation and indicating circuit, reversing switch S1 is connected in series in the fan power supply loop, by reversing switch can the conversion fan working power polarity, reversing switch is installed on the power shell, in this example as the projecting member of power shell bottom among Fig. 1 and Fig. 2.Power supply is provided with the fan reversing indicator, be respectively applied for 2 directions of expression air-flow, indicator is composed in series with resistance R and light emitting diode D, R1, D1 and R2, D2 are connected in parallel on the fan two ends, cooperate the light emitting diode D of indicator that indicator hole is arranged on power shell, and mark have literal air-breathing/directly blow and recoil or arrow explanation.If have the fan that is installed in power shell bottom (perpendicular to the AC in connector installed surface) this moment, then need not insert the reversing switch circuit.
Power supply fan can reverse 180 ° and install, by artificial manually reverse; If use the fan of symmetrical blading, then can change airflow direction with reversing switch, it rotates the blast that produces and equates on 2 directions.
In order to guarantee the safety of computer, should allow the interior ac power switch of sensing computer in the closed position, cooperate this power supply to use simultaneously an annex is arranged, exchange the input socket insulator cap, insulator cap is that working of plastics is rectangle, during use and computer AC in connector gabarit link closely, to guarantee the reliable isolation with inner other device of computer.
For speed-regulating fan with transistor driving, the connection of reversing switch such as Fig. 5, wherein Q1 is a transistor, can use the commutation indicating circuit equally, omits here.
Claims (3)
1. two-way computer power supply, have external form that meets the computer power standard and the function that power supply and signal are provided to computer, it is characterized in that: on former and later two faces of power shell, respectively be provided with 1 AC in connector, 4 of 1 ac power switch and fixed power source housing screws are installed, the AC in connector that former and later two faces are installed and the specification of switch are identical respectively, the end of the same name of drawing that is serially connected in the ac power switch after the AC in connector is connected in parallel, thereafter a shared cover power supply internal circuit, the output voltage of power supply and signal wire and connector thereof are drawn from the bottom or the side perforate of power shell, the installation screwhole position on two sides and size all meet the computer power code requirement on the power shell, any method made the fan commutation below power supply used
(1) power supply is provided with a reversing switch, reversing switch be connected in series in the parallel plane fan power supply of power supply air outlet loop in, can conversion fan power supply polarity by reversing switch, reversing switch is installed on the power shell,
(2) artificial make and the anti-turnback of the parallel plane fan of power supply air outlet is installed, fan power supply polarity maintains the original state.
2. two-way computer power supply according to claim 1 is characterized in that:
Power supply is provided with the fan reversing indicator, reversing indicator becomes with the light emitting diode string joint group with resistance, be connected in parallel on the power supply fan two ends, cooperate the light emitting diode of reversing indicator that indicator hole is arranged on power shell, the housing subscript is marked with the explanatory note or the arrow of expression fan airstream direction.
3. two-way computer power supply according to claim 1 is characterized in that:
Be used an insulator cap that is used for AC in connector, insulator cap is that working of plastics is rectangle, links closely with the AC in connector gabarit, with the isolation of assurance with inner other device of computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100194794A CN100359429C (en) | 2005-09-23 | 2005-09-23 | Two-way computer power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100194794A CN100359429C (en) | 2005-09-23 | 2005-09-23 | Two-way computer power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1766791A CN1766791A (en) | 2006-05-03 |
| CN100359429C true CN100359429C (en) | 2008-01-02 |
Family
ID=36742706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100194794A Expired - Fee Related CN100359429C (en) | 2005-09-23 | 2005-09-23 | Two-way computer power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100359429C (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030067224A1 (en) * | 2001-07-10 | 2003-04-10 | Chin-Chung Tai | AC adapter for computer |
| CN1499338A (en) * | 2002-11-01 | 2004-05-26 | 株式会社尼普龙 | Computer power supply |
-
2005
- 2005-09-23 CN CNB2005100194794A patent/CN100359429C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030067224A1 (en) * | 2001-07-10 | 2003-04-10 | Chin-Chung Tai | AC adapter for computer |
| CN1499338A (en) * | 2002-11-01 | 2004-05-26 | 株式会社尼普龙 | Computer power supply |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1766791A (en) | 2006-05-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Li Qian Document name: Notice of publication of application for patent for invention |
|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Li Qian Document name: Notification of Termination of Patent Right |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080102 Termination date: 20091023 |