CN202818700U - Simple LED illumination drive device - Google Patents
Simple LED illumination drive device Download PDFInfo
- Publication number
- CN202818700U CN202818700U CN 201220421661 CN201220421661U CN202818700U CN 202818700 U CN202818700 U CN 202818700U CN 201220421661 CN201220421661 CN 201220421661 CN 201220421661 U CN201220421661 U CN 201220421661U CN 202818700 U CN202818700 U CN 202818700U
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- Prior art keywords
- power supply
- switch
- led
- driving device
- lamp pearl
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- 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.)
- Expired - Fee Related
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Provided is a simple LED illumination drive device which relates to the field of illumination driving electric equipment. The simple LED illumination drive device is powered by a power supply (1) having own flat cable (2), the power supply (1) is connected to a switch (3) through a weak wire, the switch (3) supplies electric energy to LED lamp beads (4) through the weak wire, and the power supply (1) is an ATX standard computer case power. The LED lamp beads (4) is arranged into an array which is composed of n groups, and each group comprises m LED single beads (n>=1, m>=1). The simple LED illumination drive device can provide simple and steady low-power illumination direct-current electric energy in occasions where a computer host is provided, and can save cost.
Description
Technical field:
The utility model relates to the lighting driving device field, relates in particular to a kind of simple and easy LED lighting driving device.
Background technology:
LED appears at market as general lighting.Because the LED driving voltage is generally low-voltage DC, so when utilizing civil power 220V alternating current, need vertoro to provide.But as some small-sized scientific instrument, mini intelligence computation device the time owing to have a multiple electronic product simultaneously, repeated using meeting of vertoro so that the user cost rising, difficult in maintenance, power consumption is higher, is not easy to environmental protection.
The utility model content:
The purpose of this utility model provides a kind of simple and easy LED lighting driving device, it can be implemented under the occasion of host computer and need provide lower powered steady illumination the time, adopt chassis power supply to be used as driving, be applied to easily and flexibly the illumination link of measuring instrument, checkout equipment etc.
In order to solve the existing problem of background technology, the utility model is by the following technical solutions: it is by power supply (1) supply of electrical energy, the winding displacement that this power supply carries (2) also is connected to switch (3) by weak electric wire, switch (3) by weak electric wire to LED lamp pearl (4) supply of electrical energy.
Described power supply (1) is the computer cabinet power supply of ATX standard, can provide+12V ,-12V ,+5V ,-5V ,+3.3V ,-voltages such as 3.3V.
What wherein, be connected to switch (3) is that power supply carries output voltage and LED required voltage appropriate ports in the winding displacement (2).
Described switch (3) is a kind of in hand switch or the electronically controlled switch.Be used for controlling the opening and closing of described LED lamp pearl (4).
Described LED lamp pearl (4) is array, organizes every group by n and contains single lamp pearl of m LED and form (wherein n 〉=1, m 〉=1), adopts the circuit connecting mode of series connection in the group and adopts circuit connecting mode in parallel between organizing.
Simultaneously, the GND of described switch (3) and described LED lamp pearl (4) end links to each other with the GND end of described power supply (1) by weak electric wire.
Usefulness of the present utility model is that the occasion of host computer is being arranged, and simple and easy, stable low power illumination direct current energy can be provided, can the convenient, flexible illumination link that is applied to efficiently measuring instrument, checkout equipment etc.
Detailed content of the present utility model can obtain by follow-up the drawings and the specific embodiments.
Description of drawings:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that described LED lamp pearl of the present utility model is arranged schematic diagram.
Embodiment:
With reference to Fig. 1, this embodiment is by the following technical solutions: by power supply (1) supply of electrical energy, the winding displacement that this power supply carries (2) also is connected to switch (3) by weak electric wire, switch (3) by weak electric wire to LED lamp pearl (4) supply of electrical energy.
Described power supply (1) is the computer cabinet power supply of ATX standard, can provide+12V ,-12V ,+5V ,-5V ,+3.3V ,-voltages such as 3.3V.
What wherein, be connected to switch (3) is that power supply carries output voltage and LED required voltage appropriate ports in the winding displacement (2).As an embodiment, can be use provide+the winding displacement port of 12V to input voltage require for such as+11V～+ 12V between the LED lamp of voltage drive; Also using as another embodiment provides+the winding displacement port of 5V to input voltage require for+4.5V～+ 5V between the LED lamp of voltage drive.
Described switch (3) is a kind of in hand switch or the electronically controlled switch.Be used for controlling the opening and closing of described LED lamp pearl (4).As an embodiment, electronically controlled switch can link to each other with power supply indicator cock in the mainboard of the current supply of electrical energy of power supply (1), is used for realizing automatically opening when electric energy starts LED lamp pearl (4).
As shown in Figure 2, described LED lamp pearl (4) is array, organizes every group by n and contains single lamp pearl of m LED and form (wherein n 〉=1, m 〉=1).Adopt the circuit connecting mode of series connection in the group and adopt circuit connecting mode in parallel between organizing.Every group of required voltage equates, all carries the port voltage that uses in the winding displacement (2) with affiliated power supply and is complementary.
Simultaneously, the GND of described switch (3) and described LED lamp pearl (4) end links to each other with the GND end of described power supply (1) by weak electric wire.
The utility model can have the occasion of host computer, and simple and easy, stable low power illumination direct current energy can be provided, can the convenient, flexible illumination link that is applied to efficiently measuring instrument, checkout equipment etc.
Claims (6)
1. simple and easy LED lighting driving device, it is characterized in that it is by power supply (1) supply of electrical energy, this power supply carries winding displacement (2) and is connected to switch (3) by weak electric wire, switch (3) by weak electric wire to LED lamp pearl (4) supply of electrical energy.
2. a kind of simple and easy LED lighting driving device according to claim 1 is characterized in that, power supply (1) is the computer cabinet power supply of ATX standard.
3. a kind of simple and easy LED lighting driving device according to claim 1 is characterized in that, what be connected to switch (3) is that power supply carries output voltage and LED required voltage appropriate ports in the winding displacement (2).
4. a kind of simple and easy LED lighting driving device according to claim 1 is characterized in that, switch (3) is a kind of in hand switch or the electronically controlled switch.
5. a kind of simple and easy LED lighting driving device according to claim 1, it is characterized in that, LED lamp pearl (4) is array, organize every group by n and contain single lamp pearl of m LED and form wherein n and m numerical value and be and be not less than 1 integer, adopt the circuit connecting mode of series connection in the group and adopt circuit connecting mode in parallel between organizing.
6. the described a kind of simple and easy LED lighting driving device of any one is characterized in that according to claim 1～5, and the GND of switch (3) and LED lamp pearl (4) end links to each other with the GND end of power supply (1) by weak electric wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220421661 CN202818700U (en) | 2012-08-21 | 2012-08-21 | Simple LED illumination drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220421661 CN202818700U (en) | 2012-08-21 | 2012-08-21 | Simple LED illumination drive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202818700U true CN202818700U (en) | 2013-03-20 |
Family
ID=47877497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220421661 Expired - Fee Related CN202818700U (en) | 2012-08-21 | 2012-08-21 | Simple LED illumination drive device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202818700U (en) |
-
2012
- 2012-08-21 CN CN 201220421661 patent/CN202818700U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20130821 |