CN207610033U - A kind of one-pass molding light bar with function of temperature control - Google Patents
A kind of one-pass molding light bar with function of temperature control Download PDFInfo
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- CN207610033U CN207610033U CN201721853513.2U CN201721853513U CN207610033U CN 207610033 U CN207610033 U CN 207610033U CN 201721853513 U CN201721853513 U CN 201721853513U CN 207610033 U CN207610033 U CN 207610033U
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- triode
- silica gel
- resistance
- temperature control
- light bar
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a kind of one-pass molding light bar with function of temperature control, including LED lamp panel, silica gel sleeve pipe, input terminal silica gel plug and output end silica gel plug, the LED lamp panel is plugged in silica gel sleeve pipe, and the both ends of silica gel sleeve pipe are separately installed with the input terminal silica gel plug and output end silica gel plug；Input line is also equipped on input terminal silica gel plug, the input line is electrically connected with LED lamp panel；Contain the identical constant-current control circuit of N groups and temperature control circuit in LED lamp panel.This one-pass molding light bar with function of temperature control makes soft band be consistent in the source current of different length by constant-current control circuit, to ensure that brightness is consistent；By temperature control circuit, make light bar in the environment of high-temperature operation, the temperature for controlling light source is maintained in default range, once brightness can be suitably adjusted more than the soft light bar of preset range, to reach balance.
Description
Technical field
The utility model is related to soft light bar technical field, specially a kind of one-pass molding light bar with function of temperature control.
Background technology
The soft light bar professional standard of low pressure at present, is usually no more than 5 meters one, inconvenient in practical applications；It adopts simultaneously
Technique is generally bare board, drop glue, water string, the techniques such as water string encapsulating, and such technique productions operating efficiency is low, no
Enough environmental protection；Soft light bar at present on the market is all some simple resistance decompression modes simultaneously, is easy because of soft light bar head and the tail pressure difference
It is different, cause the phenomenon that brightness is inconsistent；Soft light bar at present on the market simultaneously does not have and is used in adverse circumstances, such as long
Phase thus greatly reduces the reliable of product using be easy to causeing light source and cross cause thermal damage or reduce the service life under high temperature environment
Property.
Utility model content
The purpose of this utility model is to provide a kind of one-pass molding light bar with function of temperature control, improve production efficiency,
Luminance balance is consistent, safe and reliable, environmentally friendly, solves the problems of the prior art.
To achieve the above object, the utility model provides the following technical solutions：A kind of one-pass molding with function of temperature control
Light bar, including LED lamp panel, silica gel sleeve pipe, input terminal silica gel plug and output end silica gel plug, the LED lamp panel are plugged in silicon
In gum cover pipe, the both ends of silica gel sleeve pipe are separately installed with the input terminal silica gel plug and output end silica gel plug；Input terminal silicon
Input line is also equipped on glue plug, the input line is electrically connected with LED lamp panel；Contain the identical constant current of N groups in LED lamp panel
Control circuit and temperature control circuit, the constant-current control circuit include triode Q2, triode Q3, resistance R2 and resistance R3, three poles
The emitter of pipe Q2 is connected to resistance R3, and the collector of triode Q3 is connected to resistance R2, and the base stage of triode Q2 is connected to three
On the circuit interface that pole pipe Q3 is connected with resistance R2, the base stage of triode Q3 is connected to the circuit that triode Q2 is connected with resistance R3
On interface；
The temperature control circuit includes resistance R1, triode Q1 and thermal resistor NTC, one end and the triode Q1 of resistance R1
Collector be connected to+24V power supplys together, the other end of resistance R1 is connected to thermal resistor NTC, and the base stage of triode Q1 connects
It is connected on the circuit interface that resistance R1 is connected with thermal resistor NTC, the emitter of triode Q1 is connected to the collection of triode Q2
Electrode；Also be in series on the circuit that triode Q1 is connected with triode Q2 Light-emitting diode LED 1, LED2, LED3, LED4,
LED5、LED6。
Preferably, the resistance R2 is connected on the circuit interface that triode Q1 is connected with triode Q2.
Preferably, the resistance R3 is connected to output circuit.
Preferably, the thermal resistor NTC is connected to output circuit.
Preferably, the LED lamp panel is made of pcb board and LED light, and LED light is evenly distributed on pcb board.
Compared with prior art, the beneficial effects of the utility model are as follows：
This one-pass molding light bar with function of temperature control makes soft band in the light source of different length by constant-current control circuit
Electric current is consistent, to ensure that brightness is consistent；By temperature control circuit, make light bar in the environment of high-temperature operation, controls light source
Temperature be maintained in default range, once brightness can be suitably adjusted more than the soft light bar of preset range, to reach balance；Using
Food silica gel makes photochromic uniform, the consistency height of product, while having the high value of environmental protection, actively as tube forming raw material
It practices the environmentally protective world and advocates work.
Description of the drawings
Fig. 1 is the overall structure molding figure of the utility model；
Fig. 2 is the overall structure exploded view of the utility model；
Fig. 3 is the LED lamp panel vertical view of the utility model；
Fig. 4 is one circuit diagram of the embodiment of the utility model；
Fig. 5 is two circuit diagram of the embodiment of the utility model.
In figure：1LED lamp plates, 11PCB plates, 12LED lamps, 2 silica gel sleeve pipes, 3 input terminal silica gel plugs, 4 output end silica gel are stifled
Head, 5 input lines, 6 temperature control circuits, 7 constant-current control circuits.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Scheme one：
Please refer to Fig.1-4, a kind of one-pass molding light bar with function of temperature control, including it is LED lamp panel 1, silica gel sleeve pipe 2, defeated
Enter to hold silica gel plug 3 and output end silica gel plug 4, LED lamp panel 1 is plugged in silica gel sleeve pipe 2, and LED lamp panel 1 is by 11 He of pcb board
LED light 12 forms, and LED light 12 is evenly distributed on pcb board 11, and the both ends of silica gel sleeve pipe 2 are separately installed with input terminal silica gel and block up
First 3 and output end silica gel plug 4；Input line 5 is also equipped on input terminal silica gel plug 3, input line 5 electrically connects with LED lamp panel 1
It connects；Constant-current control circuit 7 and temperature control circuit 6 containing N group like combinationss in LED lamp panel 1, constant-current control circuit 7 include three poles
Pipe Q2, triode Q3, resistance R2 and resistance R3；The emitter of triode Q2 is connected to resistance R3, and resistance R3 is connected to output electricity
Road；The collector of triode Q3 is connected to resistance R2, and resistance R2 is connected to the circuit interface that triode Q1 is connected with triode Q2
On；The base stage of triode Q2 is connected on the circuit interface that triode Q3 is connected with resistance R2；Since resistance R2 is triode Q2
Base biasing resistor ensure the normal work of Q2 to providing certain base current for triode Q2；The base of triode Q3
Pole is connected on the circuit interface that triode Q2 is connected with resistance R3；Since resistance R3 is the emitter degeneration resistance of Q2, together
When it is in parallel with the base stage of triode Q3, emitter, promote the base stage of the voltage at bis- ends resistance R3 equal to triode Q3, emitter
Voltage, and the base stage of triode Q3, emitter voltage, by ohmic, obtain formula I in 0.6V or soR3=Q3Ube÷
RR3, from formula as can be seen that when the resistance of resistance R3 and constant two terminal voltages, the electric current for flowing through it is also constant, to
The electric current for making to flow through resistance R3 is constant, simultaneously because resistance R3 is by the collector of triode Q2, emitter and to shine
Diode (LED) is connected, so the electric current for flowing through Light-emitting diode LED is also constant；
Temperature control circuit 6 includes resistance R1, triode Q1 and thermal resistor NTC, and one end of resistance R1 is with triode Q1's
Collector is connected to+24V power supplys together, and the other end of resistance R1 is connected to thermal resistor NTC, thermal resistor NTC connections
In output circuit；The base stage of triode Q1 is connected on the circuit interface that resistance R1 is connected with thermal resistor NTC, triode Q1
Emitter be connected to the collector of triode Q2；It is also in series with light-emitting diodes on the circuit that triode Q1 is connected with triode Q2
Pipe LED1, LED2, LED3, LED4, LED5, LED6；It is initial when powering on based on the bleeder circuit of resistance R1 and NTC compositions, temperature-sensitive
When resistor NTC is in normal temperature state, resistance value is very big, and the resistance of relative resistance R1, thermal resistor NTC are far longer than electricity
R1 is hindered, the voltage to get also is far longer than the voltage at bis- ends resistance R1, and such triode Q1 is in depth saturation work shape
The pressure difference of state, triode Q1 collectors is smaller, and the base current of triode Q2 is promoted to tend to preset value；But use environment temperature is inclined
When high, when Light-emitting diode LED calorific value is larger, thermal resistor NTC is promoted to detect the environment temperature around it
When spending larger, the resistance of thermal resistor NTC starts to become smaller, secondly the voltage at end also begins to become smaller, the collector of triode Q1
Voltage becomes larger with the voltage of the thermal resistor NTC reverse side that becomes smaller, and the base current of triode Q2 is promoted to become smaller, bis- ends resistance R3
Voltage becomes smaller, and the electric current of Light-emitting diode LED also and then becomes smaller, and plays temperature control adjustment effect.
Scheme two：
Please refer to Fig.1,2,3 and 5, a kind of one-pass molding light bar with function of temperature control, including LED lamp panel 1, silica gel sleeve pipe
2, input terminal silica gel plug 3 and output end silica gel plug 4, LED lamp panel 1 is plugged in silica gel sleeve pipe 2, and LED lamp panel 1 is by pcb board
11 and LED light 12 form, LED light 12 is evenly distributed on pcb board 11, and the both ends of silica gel sleeve pipe 2 are separately installed with input terminal silicon
Glue plug 3 and output end silica gel plug 4；Input line 5, input line 5 and 1 electricity of LED lamp panel are also equipped on input terminal silica gel plug 3
Property connection；Temperature control circuit 6 containing N group same light sources in LED lamp panel 1, temperature control circuit 6 include Integrated circuit IC 1, thermistor
The VIN feet of device NTC, resistance R1 and resistance R2, Integrated circuit IC 1 are connected to+24V power supplys；The CS feet of Integrated circuit IC 1 are connected to
Resistance R2, resistance R2 are connected on the earthed circuit of Integrated circuit IC 1；Since the CS feet of Integrated circuit IC 1 are current detecting feet,
CS feet are a fixed voltage, the R2 of its port are connected in parallel on by adjusting, to obtain preset constant current；Integrated circuit IC 1
VCC feet be connected to resistance R1, resistance R1 is connected to thermal resistor NTC, and thermal resistor NTC is connected to output circuit；Collection
It is connected on the circuit interface that resistance R1 is connected with thermal resistor NTC at the DIM feet of IC circuit 1；The LED of Integrated circuit IC 1
Foot is connected with series connection Light-emitting diode LED 1, LED2, LED3, LED4, LED5, LED6；Since the DMI feet of Integrated circuit IC 1 are
One light modulation mouth, Integrated circuit IC 1 give VCC to provide a fixed voltage, DMI feet by upper inclined resistance R1 and lower inclined resistance NTC into
Row partial pressure, by the duty ratio of the big minor adjustment output end PWM voltages of partial pressure, to realize function of temperature control.
This one-pass molding light bar with function of temperature control makes soft band in the light source of different length by constant-current control circuit 7
Electric current is consistent, to ensure that brightness is consistent；By temperature control circuit 6, make light bar in the environment of high-temperature operation, controls light source
Temperature be maintained in default range, once brightness can be suitably adjusted more than the soft light bar of preset range, to reach balance；Using
Food silica gel makes photochromic uniform, the consistency height of product, while having the high value of environmental protection, actively as tube forming raw material
It practices the environmentally protective world and advocates work.
In summary：This carries the one-pass molding light bar of function of temperature control, passes through the constant-current control circuit 7 of setting and temperature control electricity
The integrity problem used under the light bar head and the tail brightness of 6 effective solution of road is inconsistent and hot environment, by using food
Silica gel makes photochromic uniform, the consistency height of product, while having the high value of environmental protection, actively practices as tube forming raw material
Advocate work in the environmentally protective world.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of one-pass molding light bar with function of temperature control, including LED lamp panel (1), silica gel sleeve pipe (2), input terminal silica gel are stifled
Head (3) and output end silica gel plug (4), it is characterised in that：The LED lamp panel (1) is plugged in silica gel sleeve pipe (2), silica gel sheath
The both ends of pipe (2) are separately installed with the input terminal silica gel plug (3) and output end silica gel plug (4)；Input terminal silica gel plug
(3) input line (5) is also equipped on, the input line (5) is electrically connected with LED lamp panel (1)；Contain N groups in LED lamp panel (1)
Identical constant-current control circuit (7) and temperature control circuit (6), the constant-current control circuit (7) include triode Q2, triode Q3,
The emitter of resistance R2 and resistance R3, triode Q2 are connected to resistance R3, and the collector of triode Q3 is connected to resistance R2, three poles
The base stage of pipe Q2 is connected on the circuit interface that triode Q3 is connected with resistance R2, and the base stage of triode Q3 is connected to triode Q2
On the circuit interface being connected with resistance R3；
The temperature control circuit (6) includes resistance R1, triode Q1 and thermal resistor NTC, one end and the triode Q1 of resistance R1
Collector be connected to+24V power supplys together, the other end of resistance R1 is connected to thermal resistor NTC, and the base stage of triode Q1 connects
It is connected on the circuit interface that resistance R1 is connected with thermal resistor NTC, the emitter of triode Q1 is connected to the collection of triode Q2
Electrode；Also be in series on the circuit that triode Q1 is connected with triode Q2 Light-emitting diode LED 1, LED2, LED3, LED4,
LED5、LED6。
2. a kind of one-pass molding light bar with function of temperature control according to claim 1, it is characterised in that：The resistance R2
It is connected on the circuit interface that triode Q1 is connected with triode Q2.
3. a kind of one-pass molding light bar with function of temperature control according to claim 1, it is characterised in that：The resistance R3
It is connected to output circuit.
4. a kind of one-pass molding light bar with function of temperature control according to claim 1, it is characterised in that：The temperature-sensitive electricity
Resistance device NTC is connected to output circuit.
5. a kind of one-pass molding light bar with function of temperature control according to claim 1, it is characterised in that：The LED light
Plate (1) is made of pcb board (11) and LED light (12), and LED light (12) is evenly distributed on pcb board (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721853513.2U CN207610033U (en) | 2017-12-27 | 2017-12-27 | A kind of one-pass molding light bar with function of temperature control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721853513.2U CN207610033U (en) | 2017-12-27 | 2017-12-27 | A kind of one-pass molding light bar with function of temperature control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207610033U true CN207610033U (en) | 2018-07-13 |
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ID=62799599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721853513.2U Active CN207610033U (en) | 2017-12-27 | 2017-12-27 | A kind of one-pass molding light bar with function of temperature control |
Country Status (1)
| Country | Link |
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| CN (1) | CN207610033U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109519743A (en) * | 2019-01-17 | 2019-03-26 | 江门罗普来特照明科技有限公司 | Temperature automatically controlled pressure control LED light strip |
-
2017
- 2017-12-27 CN CN201721853513.2U patent/CN207610033U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109519743A (en) * | 2019-01-17 | 2019-03-26 | 江门罗普来特照明科技有限公司 | Temperature automatically controlled pressure control LED light strip |
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