CN201306635Y - LED light strip - Google Patents
LED light strip Download PDFInfo
- Publication number
- CN201306635Y CN201306635Y CNU2008201225801U CN200820122580U CN201306635Y CN 201306635 Y CN201306635 Y CN 201306635Y CN U2008201225801 U CNU2008201225801 U CN U2008201225801U CN 200820122580 U CN200820122580 U CN 200820122580U CN 201306635 Y CN201306635 Y CN 201306635Y
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- led
- pcb board
- fuse
- lamp bar
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Abstract
The utility model discloses an LED light strip, which comprises a temperature sensing device, a bridge rectifying device, a fuse and a PCB composite board. An LED is fixedly arranged on the PCB board; the PCB board is at least provided with an anode line, a cathode line and a signal line; the fuse is arranged on the PCB board and automatically blows out; and the bridge rectifying device is arranged on the PCB board and used for rectifying. Because the temperature sensing device, the bridge rectifying device and the fuse are arranged on the PCB board, the utility model effectively prevents electrical components from being damaged due to the sudden increase of the voltage or the current. When the voltage or current is over high, the fuse immediately blows out and the current is then cut off. When the temperature of the PCB board rises to the limit which is unsuitable for work, the temperature control switch automatically cuts off the current. Therefore, the utility model achieves the safety purpose. Moreover, the utility model has the advantages of simple structure, easy production and assembly, and convenient maintenance.
Description
Technical field
The utility model relates to a kind of lamp bar, in particular a kind of fool proof LED lamp bar is set.
Background technology
In the LED industry, the lamp bar directly affects life-span and the fault rate of LED as the carrier of light source.In the LED lamp decoration product; for the superperformance quality that guarantees product, the service life that increases product and minimizing fault rate; generally all be provided with the safety device that is used to protect electronic component in the circuit on pcb board; as: the installation insurance silk plays metering function, can prevent that electric current from crossing senior general LED and burning out.
In daily use, owing to voltage, electric current that power supply misphase, center line disconnection, misoperation and the other reasons of distribution system cause are excessive, make electronic component to be destroyed, LED is damaged, influence the normal operation of miscellaneous equipment; Therefore, there is defective in prior art, needs to improve.
The utility model content
Technical problem to be solved in the utility model is, a kind of voltage or electric current of suddenling change and strengthening of effectively preventing is provided, or LED lamp bar temperature is too high and damage the LED lamp bar of electronic component, and simple in structure, be easy to produce and assembling, be convenient to maintenance.
The technical solution of the utility model is as follows:
A kind of LED lamp bar comprises temperature sensing device, bridge-type rectifier, fuse, pcb board, is arranged at least one LED on the described pcb board, and described pcb board is provided with a positive source line, power-polar curve and at least one holding wire at least; Described fuse is connected with an electrode line, and described fuse is used for when temperature surpasses first preset temperature, automatically fusing; Described bridge-type rectifier respectively with the fuse of connecting after described electrode line, a negative line be in series; A power line on described temperature sensing device and the described pcb board is in series, and is used for monitor temperature, when surpassing second preset temperature, interrupts described power line.
Described LED lamp bar, described temperature sensing device is connected with the described electrode line after the rectification.
Described LED lamp bar, described temperature sensing device is connected with the described negative line after the rectification.
Described LED lamp bar, described pcb board is provided with a single line control module; And described pcb board only is provided with a holding wire; Described single line control module drives each LED light emitting diode of control according to the control signal of described holding wire input.
Described LED lamp bar, described pcb board is provided with a redundancy fault-tolerant drive control chip, and described pcb board is provided with two holding wires; Described redundancy fault-tolerant drive control chip drives each LED light emitting diode of control according to the control signal of each holding wire input.
Described LED lamp bar is provided with at least one LED pedestal on the described pcb board; Each LED pedestal setting at least two LED, each LED pedestal is electrically connected respectively with signal with described pcb board and is connected.
Described LED lamp bar, each LED pedestal are provided with three to ten LED respectively.
Described LED lamp bar, the electrode line of the pcb board between each the LED pedestal fuse of connecting respectively.
Described LED lamp bar, to arbitrary LED pedestal, each LED light emitting diode is uniformly set at the edge at least one plane of described LED pedestal.
Described LED lamp bar also comprises wave suppression arrangement, and it is connected with an electrode line, a negative line respectively, is used to eliminate the disturbing wave that circuit produces.
Adopt such scheme, the utility model adopts the method that temperature sensing device, bridge-type rectifier, fuse are set on the PCB, effectively prevents to damage electrical equipment because of voltage or electric current increase suddenly.When voltage or electric current were excessive, fuse is turn-off current immediately, and when the temperature on the PCB was elevated to a limit that is unfavorable for work, temp control switch can the automatic disconnection electric current.Reached safety, simple in structure, be easy to produce and assembling, be convenient to maintenance.
Description of drawings
Fig. 1 is the schematic diagram of first kind of embodiment of the pcb board of the utility model LED lamp bar;
Fig. 2 is the schematic diagram of first kind of embodiment of the utility model LED lamp bar;
Fig. 3 is the schematic diagram of second kind of embodiment of the pcb board of the utility model LED lamp bar;
Fig. 4 is the schematic diagram of second kind of embodiment of the utility model LED lamp bar.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Embodiment one as shown in Figure 1 and Figure 2, a kind of LED lamp bar, comprise temperature sensing device 5, bridge-type rectifier 4, fuse 3, pcb board 1, LED pedestal 14, LED13, an electrode line 2, a negative line 9 and at least one holding wire 8 are set on the described pcb board 1, and the power line of promptly described pcb board 1 comprises electrode line 2 and negative line 9; Also be provided with temperature sensing device 5 on the pcb board 1, be used for monitor temperature, when surpassing second preset temperature, interrupt described power circuit; Bridge-type rectifier 4 is used for rectification; Fuse 3, when being used for temperature above first preset temperature, fusing automatically.Wherein, first preset temperature and second preset temperature can be the same or different, and specifically can determine according to actual conditions; For example, wait to determine first preset temperature and second preset temperature according to the environment for use of lamp bar, the material of pcb board.
On pcb board 1, article one, electrode line 2 is connected with fuse 3, fairing 4 is connected between an electrode line 2, the negative line 9, LED13 is fixed on the LED pedestal 14, LED pedestal 14 is fixed on the pcb board 1, is connected with a signal line 8 by electrode line on the pcb board 12, a negative line 9 between the LED pedestal 14.
In the present embodiment, temperature sensing device is connected with the described electrode line after the rectification, and described temperature controller is opened or powered-down according to the height of temperature on the pcb board, is used to realize controlling the LED13 that is installed on the lamp bar.For example the temperature sensing device preset temperature is 90 degree, when feeding back to the temperature sensing device temperature on the pcb board 1 when spending greater than 90, LED will extinguish automatically, be lower than 90 when spending, will be luminous automatically, in the time of normal the use, when 90 spend, frequently go out bright for fear of the LED temperature, this temperature sensing device can be set, temperature controller extinguished automatically back 1 minute, 2 minutes or 5 minutes equal times after, just recover automatically to power on.
Temperature sensing device can also be connected with the described negative line after the rectification.
Temperature sensing device can be selected full-automatic or automanual as required, and in the present embodiment, temperature sensing device uses full-automatic temperature sensing device.In the time of temperature sensing device work, a limiting temperature is set, promptly described second preset temperature according to the heat-resisting degree of pcb board; When temperature surpassed this limiting temperature, the gauge tap of temperature sensing device will be cut off the electricity supply, and the LED lamp extinguishes, and can different treatment measures be set according to different situations then; For example, after by the time the temperature on the pcb board lowered, gauge tap will auto-closing, and LED13 re-powers.
In the time of daily use, temperature sensing device can also be selected automanual as required, and select automanual benefit to be: temperature sensing device is used to monitor the temperature of pcb board, and when surpassing a certain preset temperature, for example 100 degree interrupt described power circuit; Re-power if desired, need have the people to come closed power switch again, automanual temperature sensing device can not recover automatically, like this, can allow people in the time of closed power switch again, in time check the situation of pcb board, if pinpoint the problems, can in time get rid of.
In the present embodiment, fuse can be selected common fusing fuse for use.On LED lamp bar, in process used in everyday, fuse 3 is in the state of normally; But when voltage or electric current were excessive, fuse can fuse immediately automatically, comes the safety of the electronic component in the holding circuit.
In the present embodiment, an electrode line and a negative line are set on the pcb board, the positive source line is connected with the external power supply positive and negative electrode respectively with the power-polar curve, is used for providing power supply to pcb board.In addition, positive source line and power-polar curve also can be set to one or more respectively, for example, many electrode line and many negative line are set; At this moment, can be with wherein a positive source line and a power-polar curve as the positive and negative polar curve of main power source, other are the positive and negative polar curve of stand-by power supply, or with many positive and negative polar curves of power supply all as the positive and negative line of main power source, be separately positioned in the different layers PCB composite plate, concrete setting can be decided according to actual conditions, is not described further herein.
As shown in Figure 2, the utility model can also adopt at least one LED pedestal that each LED is installed, and for example, for the LED pedestal 14 among Fig. 2, each LED can be uniformly set at the edge 12 on described LED pedestal 14 at least one planes.For example, the a certain plane of described pedestal 14 is square, it is one square that each LED evenly is distributed as, be arranged on the edge of square LED pedestal upper surface, be used for strengthening the decoration illumination effect of LED, similarly, according to using needs, when a certain plane of described pedestal was annular, each LED also can annular arrangement be arranged on the edge of pedestal upper surface.And for example, when a certain plane of described pedestal is the five-pointed star shape, in order to increase brightness, can be on the LED pedestal edge setting on plane and the LED that its profile is complementary.Can obtain better visual effect like this.
An example can also be, the a certain plane of described pedestal is circular, another plane is a regular pentagon, and a circle LED then can evenly be set in the edge of circular flat, and the edge on the regular pentagon plane evenly is provided with five, nine, ten, 14,15 or more LED.
LED pedestal in the utility model also is provided with at least one LED13 at the center at least one plane of LED pedestal.For example, a certain plane of LED pedestal 14 is five-pointed star shapes, then can one LED be set at the pentalpha center on this plane; Five LED that are arranged in regular pentagon perhaps are set, make its decoration more colorful, visual effect is better.
Control the LED light emitting diode that is arranged on the pcb board in order to drive, can independently control each LED light emitting diode, thereby realize effects such as flicker, animation, one control module also is set on the pcb board, control module is by the control signal wire transmission of control signals, to drive control LED light emitting diode.When the control module that adopts was the single line transmission control unit, the control signal wire of single line transmission of control signals only was a control signal wire of being made up of a lead.
Embodiment two as shown in Figure 3, Figure 4, a kind of LED lamp bar comprises temperature sensing device 5, bridge-type rectifier 4, fuse 3, pcb board 1, wave suppression arrangement 18, LED pedestal 14, LED13; An electrode line 2, negative line 9, article one holding wire 8, second holding wire 10 are set on the described pcb board 1, also are provided with on the pcb board 1: temperature sensing device 5, bridge-type rectifier 4, fuse 3, wave suppression arrangement 18, LED pedestal 14.
1 one electrode lines 2 of fuse 3 and pcb board are connected, when being used for temperature and surpassing a certain preset temperature, and fusing automatically; The first input end of bridge-type rectifier 4 is connected with the described electrode line of series connection behind the fuse; Second input of bridge-type rectifier is connected with a negative line; Be used for rectification.
The series connection of described temperature sensing device be connected fuse after a described electrode line connect; Be used for monitor temperature, when surpassing a certain preset temperature, interrupt described power circuit.
Temperature sensing device also can with described electrode line series connection after the rectification or with rectification after a negative line series connection or is connected fuse after a negative line connect.Temperature sensing device the installation site is set, be installed to different positions according to the actual needs.
Wave suppression arrangement is to utilize the synthetic group selection circuit (LC) of electric capacity and inductance, allows the signal of CF to pass through, and is then decayed or stops for the signal disturbing wave of nonspecific frequency.The protection philosophy of wave suppression arrangement is, when piezo-resistance during at readiness, for protected electronic building brick, has very high impedance, for example can reach several megohms, and can not influence the characteristic of former design circuit.But when the transient voltage appearance, when for example surpassing the breakdown voltage of wave suppression arrangement, the impedance meeting step-down of this wave suppression arrangement, can reduce to only has several ohms, and causes line short, like this, just can protect electronic product or expensive assembly.
Described LED pedestal 14 is provided with at least two LED13; Described LED pedestal 14 is arranged on the pcb board 1, by the connecting line on the described pcb board, connects each LED pedestal.That is to say, the circuit that is connected with pcb board is set on the described LED pedestal, comprise at least one positive source line, at least one power-polar curve and at least one holding wire; Thereby realizing that each LED pedestal is electrically connected respectively with signal with described pcb board is connected.
As shown in Figure 3, Figure 4, on pcb board 1, article one, electrode line 2 is connected with common fusing fuse 3, fairing 4 is connected between an electrode line 2, the negative line 9, LED13 is fixed on LED pedestal 14, LED pedestal 14 is fixed on the pcb board 1, is connected with article one holding wire 8, second holding wire 10 by electrode line on the pcb board 12, a negative line 9 between the LED pedestal 14.
In the present embodiment, temperature sensing device is connected with the described electrode line after the rectification.Described temperature controller is opened or powered-down according to the height of temperature on the pcb board, is used to realize controlling the LED that is installed on the lamp bar.
In the present embodiment, fuse can be selected the polymer self-healing fuse for use.On LED lamp bar, in process used in everyday, fuse 3 is in the state of normally; But when voltage or electric current were excessive, fuse can fuse immediately automatically, comes the safety of the electronic component in the holding circuit.
Certainly, fuse also can be selected common fusing fuse or bimetallic shell fragment fuse, and according to the fuse of needs selection different size actual in the use, when only needing to be implemented in temperature above first preset temperature, the function that fuses gets final product automatically.
Temperature sensing device can be selected full-automatic or automanual as required, and in the present embodiment, temperature sensing device can use semi-automatic temperature sensing device.
As shown in Figure 4, the LED pedestal in the present embodiment according to actual needs, can be set to square LED pedestal 14, round LED pedestal 15, oval LED pedestal 19 and triangle LED pedestal 16 respectively.
In the present embodiment drive control and be arranged on LED on the pcb board 1, can independently control each LED, when the control module of employing was the redundancy fault-tolerant control module, the control signal wire of transmission of control signals was two control signal wires being made up of two leads.
Redundancy is meant some parts of repeated configuration system, and when system broke down, the work of trouble unit is got involved and born to the parts of redundant configuration; The fault-tolerant system that is meant still can continue the function of operate as normal when its a certain component faults, fault tolerance generally is to realize by redundant component.The assurance system breaks down or technology that still can operate as normal during mistake is called fault-toleranr technique at some part.
In above-mentioned each example, described LED can be OLED (Organic light-emitting diode, an Organic Light Emitting Diode), and the utility model is not made any additional limits to this.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (10)
1, a kind of LED lamp bar is characterized in that, also comprise temperature sensing device, bridge-type rectifier, fuse, pcb board, be arranged at least one LED on the described pcb board,
Described pcb board is provided with a positive source line, power-polar curve and at least one holding wire at least;
Described fuse is connected with an electrode line, and described fuse is used for when temperature surpasses first preset temperature, automatically fusing;
Described bridge-type rectifier respectively with the fuse of connecting after described electrode line, a negative line be in series;
A power line on described temperature sensing device and the described pcb board is in series, and is used for monitor temperature, when surpassing second preset temperature, interrupts described power line.
2, LED lamp bar according to claim 1 is characterized in that, described temperature sensing device is connected with the described electrode line after the rectification.
3, LED lamp bar according to claim 1 is characterized in that, described temperature sensing device is connected with the described negative line after the rectification.
4, LED lamp bar according to claim 1 is characterized in that, described pcb board is provided with a single line control module; And described pcb board only is provided with a holding wire; Described single line control module drives each LED light emitting diode of control according to the control signal of described holding wire input.
5, LED lamp bar according to claim 1 is characterized in that described pcb board is provided with a redundancy fault-tolerant drive control chip, and described pcb board is provided with two holding wires; Described redundancy fault-tolerant drive control chip drives each LED light emitting diode of control according to the control signal of each holding wire input.
6, LED lamp bar according to claim 1 is characterized in that: at least one LED pedestal is set on the described pcb board; Each LED pedestal setting at least two LED, each LED pedestal is electrically connected respectively with signal with described pcb board and is connected.
7, LED lamp bar according to claim 6, each LED pedestal is provided with three to ten LED respectively.
8, LED lamp bar according to claim 6, the electrode line of the pcb board between each the LED pedestal fuse of connecting respectively.
9, LED lamp bar according to claim 6 is characterized in that, to arbitrary LED pedestal, each LED light emitting diode is uniformly set at the edge at least one plane of described LED pedestal.
10, LED lamp bar according to claim 1 is characterized in that, also comprises wave suppression arrangement, and it is connected with an electrode line, a negative line respectively, is used to eliminate the disturbing wave that circuit produces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201225801U CN201306635Y (en) | 2008-09-23 | 2008-09-23 | LED light strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201225801U CN201306635Y (en) | 2008-09-23 | 2008-09-23 | LED light strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201306635Y true CN201306635Y (en) | 2009-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201225801U Expired - Fee Related CN201306635Y (en) | 2008-09-23 | 2008-09-23 | LED light strip |
Country Status (1)
| Country | Link |
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| CN (1) | CN201306635Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101392877B (en) * | 2008-09-23 | 2013-02-06 | 北京中庆微数字设备开发有限公司 | LED lamp strip |
| CN110410699A (en) * | 2019-08-23 | 2019-11-05 | 上犹县嘉亿灯饰制品有限公司 | Copper wire lamp and copper wire lamp control method |
| CN110410699B (en) * | 2019-08-23 | 2024-05-14 | 上犹县嘉亿灯饰制品有限公司 | Copper wire lamp and copper wire lamp control method |
-
2008
- 2008-09-23 CN CNU2008201225801U patent/CN201306635Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101392877B (en) * | 2008-09-23 | 2013-02-06 | 北京中庆微数字设备开发有限公司 | LED lamp strip |
| CN110410699A (en) * | 2019-08-23 | 2019-11-05 | 上犹县嘉亿灯饰制品有限公司 | Copper wire lamp and copper wire lamp control method |
| CN110410699B (en) * | 2019-08-23 | 2024-05-14 | 上犹县嘉亿灯饰制品有限公司 | Copper wire lamp and copper wire lamp control method |
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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: 20090909 Termination date: 20130923 |