CN204268317U - Construction site temporary lighting LED lamp driving power and LED illumination lamp - Google Patents
Construction site temporary lighting LED lamp driving power and LED illumination lamp Download PDFInfo
- Publication number
- CN204268317U CN204268317U CN201420818268.1U CN201420818268U CN204268317U CN 204268317 U CN204268317 U CN 204268317U CN 201420818268 U CN201420818268 U CN 201420818268U CN 204268317 U CN204268317 U CN 204268317U
- Authority
- CN
- China
- Prior art keywords
- fixture
- constant
- driving power
- construction site
- current
- Prior art date
- 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
Links
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a kind of construction site temporary lighting LED lamp driving power, comprise current input terminal, rectifier bridge and triode, current input terminal is connected with the input of rectifier bridge, driving power also comprises constant-current driven chip and oscillating circuit, between current input terminal, voltage is 36VAC, rectification bridge output end and transistor collector, the power end of base stage and constant-current driven chip connects, transistor base is connected to the start end of constant-current driven chip, transistor emitter is connected to the voltage-regulation end of constant-current driven chip, the voltage-regulation end of constant-current driven chip is in parallel by a ceramic condenser with current detecting negative pole, constant-current driven chip current detecting positive pole is connected to sampling resistor, LED lamp is parallel on oscillating circuit.The utility model also discloses a kind of LED illumination lamp.LED lamp driving power disclosed in the utility model is applicable to industries such as the construction having particular/special requirement with electric standard.
Description
Technical field
The utility model relates to a kind of construction site temporary lighting LED lamp driving power and LED illumination lamp.
Background technology
What use at construction site at present mostly is incandescent lamp, and due to incandescent lamp high pollution, big energy-consuming, frangible, easily generate heat, the shortcomings such as light is dark, do not meet the requirement to energy-conserving and environment-protective.LED lamp has the advantage that security is good, long service life, luminous efficiency are high, drive and regulate and control convenience, energy-conserving and environment-protective.Development along with LED illumination product is more and more applied in factory and enterprise and family life, and the LED illumination lamp being applicable to modern enterprise application has also been subject to the accreditation of construction industry.But LED lamp illumination needs a special driving power, what current LED lamp adopted is mostly constant voltage type of drive.The shortcoming of this mode is the change along with circuital current, and the luminosity of each LED lamp is different, ER effect on integrated circuit often also can be made because of the damage of certain LED in LED group simultaneously large, and then cause damage or the lost of life of whole LED group.And this circuit mostly use isolated transformer directly to carry out rectification to civil power after carry out constant current output again, use isolating transformer itself generation power consumption, energy-conservation not.Direct use civil power is not suitable for construction etc. to the industry having particular/special requirement with electric standard yet.
Utility model content
The technical problems to be solved in the utility model be to provide a kind of structure simple, the construction site temporary lighting LED lamp driving power of constant current can be realized and apply the LED illumination lamp of this driving power in wide range input voltage, this driving power adopts XL8002 driving chip, coordinate oscillating circuit can carry out constant current to 12V ~ 80V alternating voltage, do not use isolating transformer in circuit simultaneously, and directly LED lamp is connected in parallel on oscillating circuit, do not need to consume electric energy, improve the transformation efficiency of power supply, realize energy-conservation simultaneously.
For solving the problems of the technologies described above, the technical solution of the utility model is:
As an aspect of the present utility model, relate to a kind of construction site temporary lighting LED lamp driving power, comprise current input terminal, rectifier bridge and triode, current input terminal is connected with the input of rectifier bridge, driving power also comprises constant-current driven chip and oscillating circuit, between current input terminal, voltage is 36VAC, rectification bridge output end and transistor collector, the power end of base stage and constant-current driven chip connects, transistor base is connected to the start end of constant-current driven chip, transistor emitter is connected to the voltage-regulation end of constant-current driven chip, the voltage-regulation end of constant-current driven chip is in parallel by a ceramic condenser with current detecting negative pole, constant-current driven chip current detecting positive pole is connected to sampling resistor, LED lamp is parallel on oscillating circuit.
Driving power direct-flow input end and output are respectively equipped with shunt capacitance; This constant-current driven chip is XL8002 driving chip.
As another aspect of the present invention, relate to a kind of construction site temporary lighting LED illumination lamp, described LED illumination lamp is provided with arbitrary above-mentioned LED lamp driving power.
Particularly, this LED illumination lamp also comprises power storehouse, light source assembly, the first fixture, the second fixture, reflection shield and Transparent lamp shade,
Described driving power is arranged in described power storehouse;
The binding post of described driving power is positioned at power storehouse outside;
Described reflection shield is clamped and fastened on below described power storehouse by the first fixture and the second fixture;
Described Transparent lamp shade is clamped and fastened on below reflection shield by the first fixture and the second fixture, and covers described light source assembly.
This reflection shield comprises two inclined-planes of top planes and the extension of oblique below, and two place, inclined-plane planes become 40 ° of-70 ° of angles respectively with horizontal plane, this reflection shield is made up of corrosion resistant plate.
Below described reflection shield top planes, be provided with draw-in groove, described light source assembly is connected to inside described draw-in groove.
First fixture comprises the base plane of the outside horizontal-extending in inclined-plane and lower end, inclined-plane that a top planes, two oliquely downward extends, the plug for shutoff power storehouse is provided with above first fixture top planes, plug is provided with hanger, for hanging this light fixture.Second fixture comprises the base plane of the outside horizontal-extending in inclined-plane and lower end, inclined-plane that a top planes, two oliquely downward extends, and matches with the first fixture.Second fixture also comprises below top planes, the blind hole matched with Transparent lamp shade.Can also offer bolt hole in the top planes of the first fixture and base plane, position corresponding to the first fixture on the second fixture arranges screw thread, use bolt by fixture 1 and fixture 2 and the reflection shield clamped and Transparent lamp shade fastening.
The light source assembly of this LED illumination lamp is strip, and ecto-entad is followed successively by LED lamp bead, external insulation layer, conductive circuit layer, inner insulating layer and heat-conducting layer, this heat-conducting layer and the thermo-contact of reflection shield top planes.
Adopt above technical scheme, the utility model at least can realize following beneficial effect:
1, adopt XL8002 chip, the constant flow regulation to circuit system can be realized by the resistance changing sampling resistor, overheat protector, output short circuit protection, and make circuit system have high output accuracy.
2, driving power is non-isolated structure, and impracticable isolating transformer decreases circuit power consumption, improves power supply conversion efficiency, has saved electric energy.
3, adopt rectifier bridge, XL8002 chip to coordinate oscillating circuit, realize AC voltage range constant current output, be applicable to construction site etc. to the industry having particular/special requirement with electric standard.
4, LED illumination lamp adopts the reflection shield made of corrosion resistant plate can the light that sends of usable reflection LED lamp bead, thus strengthens the intensity of its illumination, because the range of exposures of LED light line is less, can also increase the effective illuminating area of light fixture by light reflection.
5, the heat-conducting layer of strip light source assembly and the thermo-contact of stainless steel reflection shield, the heat conduction that can LED lamp bead work be produced fast is to reflection shield, thus outwardly release heat faster, avoids because service life of heat affecting LED illumination lamp spent by light fixture.
6, on light fixture, be provided with Transparent lamp shade, can prevent dust from covering LED lamp bead affects its intensity of illumination.
7, light fixture driving power input side binding post is external, and structure is simple, is convenient to wire dismounting, light fixture is keeped in repair convenient.
Accompanying drawing explanation
Fig. 1 is circuit diagram of the present utility model.
Fig. 2 is the utility model LED illumination lamp structural representation.
Fig. 3 is LED illumination lamp Reflecting shade structure schematic diagram.
Fig. 4 is LED illumination lamp anchor structure schematic diagram.
Fig. 5 is LED illumination lamp light source assembly structural representation.
Fig. 6 is LED illumination lamp Transparent lamp shade structural representation.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, and to make those skilled in the art better can understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
The circuit of the utility model construction site temporary lighting LED lamp driving power as shown in Figure 1: adopt 36V low-voltage power supply access driving power current input terminal, after be connected to rectifier bridge BD1; DC circuit after rectification is connected to transistor base, colelctor electrode and driving chip XL8002 power end; Described transistor base is connected to the start end of constant-current driven chip, and described transistor emitter is connected to the voltage-regulation end of constant-current driven chip, and the voltage-regulation end of described constant-current driven chip is in parallel by a ceramic condenser with current detecting negative pole; Described constant-current driven chip current detecting positive pole is connected to sampling resistor, doing constant flow regulation, realizing overheat protector and output short circuit protection by detecting LC oscillating circuit; Be parallel with shunt capacitance C1/C3 at driving power DC circuit input and output, remove High-frequency Interference, circuit is exported more even; Fly-wheel diode is parallel on drive circuit and coordinates the inner metal-oxide-semiconductor switch periods of XL8002 to regulate, and regulates electric current to export; LED lamp is directly parallel on described oscillating circuit, and need not increase isolating transformer, decreases circuit power consumption, improves power supply conversion efficiency, has saved electric energy.Job site, construction site due to equipment many, equipment start-stop frequently causes mains ripple.This driving power can realize constant flow regulation in input 12V ~ 80V voltage range, when input voltage fluctuates near 36VAC, coordinate oscillating circuit that the LED lamp brightness being connected in parallel on circuit two ends is remained unchanged by driving chip, be suitable as construction illumination LED light fixture driving power.
As shown in Figures 2 to 6, the present embodiment also provides a kind of LED illumination lamp of the driving power that have employed in above-described embodiment, comprise power storehouse 4, reflection shield 3, light source assembly 5, Transparent lamp shade 21, first fixture 1 and the second fixture 2, power storehouse 4 is positioned at the top of light fixture, is provided with driving power as shown in Figure 1 in power storehouse 4.
The binding post 6 of power storehouse outside, side is electrically connected with driving power input by wire, and opposite side is electrically connected with power supply by wire.Because binding post 6 is arranged on outside, wiring and light fixture maintenance when facilitating lamp installation, line disconnection when changing.
The binding post 6 of power storehouse 4 outside, side is electrically connected with driving power input by wire, and opposite side is electrically connected with power supply by wire.Because binding post 6 is arranged on outside, wiring and light fixture maintenance when facilitating lamp installation, line disconnection when changing.
Reflection shield 3 is clamped and fastened on below described power storehouse 4 by the first fixture 1 and the second fixture 2.Two place, inclined-plane 8, inclined-plane 8, two planes that this reflection shield 3 comprises top planes 7 and the extension of oblique below become 40 ° of-70 ° of angles respectively with horizontal plane.Preferably, this reflection shield 3 is made by corrosion resistant plate.
It is smooth minute surface inside reflection shield, the light that LED lamp bead launches can be reflected, because the angle of the light illumination that LED is launched is very little, therefore reflection shield side is arranged to become 40 ° of-70 ° of angles with horizontal plane, the light emission that can more LED lamp bead be launched, on shadow surface, increases the intensity of irradiated area and illumination.
The present utility model people is in process of the test, attempt by brushing reflectorised paint in reflection shield and paste reflective membrane, utilize intensity of illumination and the illumination range of reflective enhancing LED light source, improve the light efficiency of LED illumination lamp, but due to paint for combustible material is not suitable for adopting, and reflective membrane cost is very high, all do not obtain ideal effect.
Adopt light fixture provided by the utility model, compared with existing incandescent lamp, when realizing same illuminating effect, achieve at least 80% energy-conservation, such as, use the light fixture of 6 watts provided by the utility model, namely can realize equal illumination effect with 60 watts of incandescent lamps, that is, electric energy more than 0.05 degree is saved in realization per hour.
This reflection shield 3 can also comprise by the outward extending base plane 25 in inclined-plane 8, and reflection shield 3 base plane 25 edge carries out crimping process, and when can prevent lamp installation like this and use, the hand of people scratches by the limit that corrosion resistant plate is sharp.
Below reflection shield 3 top planes 7, be provided with draw-in groove 9, light source assembly 5 is connected in draw-in groove 9, is directly inserted in draw-in groove 9 during installation by light source assembly 5, simple to operate, easy for installation; In order to make light source assembly 5 fixation, bolt hole can also be offered at light source assembly, using screw to be fixed on reflection shield 3 by light source assembly 5.
The light source assembly 5 of this LED illumination lamp is strip, ecto-entad is followed successively by LED lamp bead 10, external insulation layer 11, conductive circuit layer 12, inner insulating layer 13 and heat-conducting plate 14, light source assembly 5 is provided with several LED lamp bead 10, adjacent LED lamp pearl 10 be spaced apart 5-15cm.Conducting wire in conductive circuit layer 12 connects two pins of the opposite side of adjacent LED lamp pearl 10 successively, each LED lamp bead 10 is electrically connected, be electrically connected with driving power output in the end of light source assembly 5, Copper Foil can be selected in the conducting wire of conductive circuit layer 12, it has good electric conductivity, can reduce electric quantity loss.Heat-conducting plate 14 uses heat transfer efficiency height aluminium sheet to make, heat-conducting plate and the thermo-contact of reflection shield top planes, and the heat produced when can LED lamp bead 10 be worked fast is delivered on reflection shield 3, is distributed by heat, it's heat affecting service life avoids to past LED lamp bead 10.The external insulation layer 11 of light source assembly 5 and inner insulating layer 13 can use exotic material as epoxide-resin glue, and to prevent, light source assembly 5 temperature is too high causes burning.
The bottom of light source assembly 5 is provided with Transparent lamp shade 21, described Transparent lamp shade 21 is semicircle flute profile, Transparent lamp shade 21 button is located at below reflection shield 3 top planes 7, together with by first fixture 1 at power storehouse 4 two ends and the second fixture 2 Transparent lamp shade 21 being gripped with reflection shield 3, light source assembly 5 is placed in the space of Transparent lamp shade 21 and reflection shield 3 restriction, and such dust is not easily attached in LED lamp bead 10.
First fixture 1 comprises the base plane 17 of the outside horizontal-extending in inclined-plane 16 and lower end, inclined-plane 16 that a top planes 15, two oliquely downward extends, the plug for shutoff power storehouse 4 is provided with above first fixture 1 top planes 15, plug is provided with hanger 24, for hanging this light fixture.Second fixture 2 comprises the base plane 20 of the outside horizontal-extending in inclined-plane 19 and lower end, inclined-plane 19 that a top planes 18, two oliquely downward extends, and matches with the first fixture 1.Second fixture also comprises below top planes, the blind hole matched with Transparent lamp shade.The two ends of the blind hole shutoff Transparent lamp shade 21 that side 22 and bottom surface 23 are formed, make dust be not easy to enter Transparent lamp shade 21 and are attached in LED lamp bead 10.
The top planes 15 and base plane 17 of the first fixture 1 offer bolt hole, position corresponding to the first fixture 1 on the second fixture 2 arranges screw thread, use bolt by the first fixture 1 and the second fixture 2 and the Transparent lamp shade clamped by both 21 and reflection shield 3 fastening.
The present embodiment is only for absolutely proving the preferred embodiment that the utility model is lifted, and protection domain of the present utility model is not limited thereto.The equivalent alternative or conversion that those skilled in the art do on the utility model basis, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (10)
1. a construction site temporary lighting LED lamp driving power, comprise current input terminal, rectifier bridge and triode, described current input terminal is connected with the input of described rectifier bridge, it is characterized in that, described driving power also comprises constant-current driven chip and oscillating circuit, between described current input terminal, voltage is 36VAC, described rectification bridge output end and described transistor collector, the power end of base stage and described constant-current driven chip connects, described transistor base is connected to the start end of constant-current driven chip, described transistor emitter is connected to the voltage-regulation end of constant-current driven chip, the voltage-regulation end of described constant-current driven chip is in parallel by a ceramic condenser with current detecting negative pole, described constant-current driven chip current detecting positive pole is connected to sampling resistor, described LED lamp is parallel on described oscillating circuit.
2. construction site temporary lighting LED lamp driving power described in claim 1, it is characterized in that, described driving power direct-flow input end and output are respectively equipped with shunt capacitance.
3. construction site temporary lighting LED lamp driving power described in claim 1, it is characterized in that, described constant-current driven chip is XL8002 driving chip.
4. a construction site temporary lighting LED illumination lamp, is characterized in that, described LED illumination lamp is provided with the driving power described in any one of claim 1-3.
5. temporary lighting LED illumination lamp in construction site described in claim 4, it is characterized in that, described LED illumination lamp also comprises power storehouse (4), light source assembly (5), the first fixture (1), the second fixture (2), reflection shield (3) and Transparent lamp shade (21)
Described driving power is arranged in described power storehouse (4);
The binding post (6) of described driving power is positioned at described power storehouse (4) outside;
Described reflection shield (3) is clamped and fastened on described power storehouse (4) below by the first fixture (1) and the second fixture (2);
Described Transparent lamp shade (21) is clamped and fastened on described reflection shield (3) below by the first fixture (1) and the second fixture (2), and covers described light source assembly (5).
6. temporary lighting LED illumination lamp in construction site described in claim 5, it is characterized in that, two inclined-planes (8) that described reflection shield (3) comprises a top planes (7) and oliquely downward extends, described inclined-plane becomes 40 ° of-70 ° of angles with horizontal plane.
7. temporary lighting LED illumination lamp in construction site described in claim 5, is characterized in that, described reflection shield (3) is corrosion resistant plate.
8. temporary lighting LED illumination lamp in construction site described in claim 5, is characterized in that, described reflection shield top planes (7) below is provided with draw-in groove (9).
9. temporary lighting LED illumination lamp in construction site described in claim 8, is characterized in that, described light source assembly (5) is connected in described draw-in groove (9).
10. temporary lighting LED illumination lamp in construction site described in claim 5, it is characterized in that, described first fixture (1) comprises a top planes (15), the base plane (17) of the outside horizontal-extending in two inclined-planes oliquely downward extended (16) and inclined-plane (16) lower end, described second fixture (2) comprises a top planes (18), the base plane (20) of the outside horizontal-extending in two inclined-planes oliquely downward extended (19) and inclined-plane (19) lower end, and match with the first fixture (1), described second fixture (2) also comprises below top planes, the blind hole matched with Transparent lamp shade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420818268.1U CN204268317U (en) | 2014-12-19 | 2014-12-19 | Construction site temporary lighting LED lamp driving power and LED illumination lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420818268.1U CN204268317U (en) | 2014-12-19 | 2014-12-19 | Construction site temporary lighting LED lamp driving power and LED illumination lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204268317U true CN204268317U (en) | 2015-04-15 |
Family
ID=52803181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420818268.1U Expired - Fee Related CN204268317U (en) | 2014-12-19 | 2014-12-19 | Construction site temporary lighting LED lamp driving power and LED illumination lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204268317U (en) |
-
2014
- 2014-12-19 CN CN201420818268.1U patent/CN204268317U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201318575Y (en) | LED annular light tube | |
| CN204272466U (en) | Construction site temporary lighting LED driving power and LED illumination lamp | |
| CN204268317U (en) | Construction site temporary lighting LED lamp driving power and LED illumination lamp | |
| CN203848030U (en) | Lamp tube | |
| CN204268278U (en) | A kind of LED illumination lamp for construction site temporary lighting | |
| CN204268277U (en) | A kind of LED illumination lamp for construction site temporary lighting | |
| CN204313157U (en) | A kind of LED illumination lamp for construction site temporary lighting | |
| CN102095116A (en) | LED (Light Emitting Diode) tube lamp | |
| CN201107624Y (en) | Control device of adjustable type bathroom warmer | |
| CN201269418Y (en) | LED lamp | |
| CN205244877U (en) | On -driven LED reflector lamp | |
| CN205137217U (en) | A light emitting diode (LED) spotlight | |
| CN104747931A (en) | High-performance LED support fluorescent lamp | |
| CN104763895B (en) | AC LED lamp bead and lamp made of the same | |
| CN203190154U (en) | Efficient energy-saving environment-friendly three-fork-type LED incandescent lamp | |
| CN202972669U (en) | Integral energy-saving light-emitting diode (LED) ball bulb based on bridge-type full-wave rectification technology | |
| CN203190264U (en) | Efficient energy-saving environment-friendly pagoda-type LED incandescent lamp | |
| CN208295582U (en) | A kind of lighting device | |
| CN204494151U (en) | The light fixture that a kind of AC LED lamp bead and this lamp pearl of application are made | |
| CN201811040U (en) | Improved light emitting diode (LED) fluorescent lamp device | |
| CN205137133U (en) | Light -emitting diode (LED) fluorescent lamp tube | |
| CN205026465U (en) | Single -end power supply LED fluorescent lamp | |
| CN201615417U (en) | LED ceiling light | |
| CN204922571U (en) | Microwave response LED ball bubble lamp | |
| CN204420760U (en) | A kind of LED daylight lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20201219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |