CN204272466U - Construction site temporary lighting LED driving power and LED illumination lamp - Google Patents
Construction site temporary lighting LED driving power and LED illumination lamp Download PDFInfo
- Publication number
- CN204272466U CN204272466U CN201420818278.5U CN201420818278U CN204272466U CN 204272466 U CN204272466 U CN 204272466U CN 201420818278 U CN201420818278 U CN 201420818278U CN 204272466 U CN204272466 U CN 204272466U
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- illumination lamp
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Abstract
The utility model discloses a kind of construction site temporary lighting LED driving power; comprise antisurge protection module, EMC module, rectification module, PFC module, lowering and stabilizing blood pressure module, constant-current control module and BUCK module; antisurge protection module input is connected with 36V AC power; antisurge protection module output is connected to EMC module; EMC model calling is to rectification module; rectification module is connected to PFC module; PFC module is connected to lowering and stabilizing blood pressure module; lowering and stabilizing blood pressure model calling is to constant-current control module, and constant-current control module is connected to BUCK module.The utility model also discloses a kind of LED illumination lamp.The driving power that the utility model adopts can carry out constant flow regulation to input 18V ~ 70V wide-voltage range, and rational in infrastructure, power supply is stable, meets construction safety electricity consumption requirement.
Description
Technical field
The utility model relates to a kind of construction site temporary lighting LED 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 illumination lamp has energy-conservation, efficient, that the life-span is long advantage, has been subject to the accreditation of construction industry.But LED illumination lamp needs a special driving power, and Electricity on Construction Site equipment is many, equipment start-stop is frequent, and voltage fluctuation is large, easily forms surge, causes power supply circuits unstable.This just requires that LED driving power has antisurge protection and wider voltage regulation limits.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of with antisurge protection and the construction site temporary lighting LED driving power realizing constant current in wide range input voltage, and applies the LED illumination lamp of this driving power.
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 driving power, comprise antisurge module, EMC module, rectification module, PFC module, lowering and stabilizing blood pressure module, constant-current control module and BUCK module, described antisurge protection module input is connected with 36V AC power, described antisurge protection module output is connected to described EMC module, described EMC model calling is to described rectification module, described rectification module is connected to described PFC module, described PFC module is connected to described lowering and stabilizing blood pressure module, described lowering and stabilizing blood pressure model calling is to described constant-current control module, described constant-current control module is connected to described BUCK module.
As one of embodiment, described constant-current control module driving governor adopts PT4107 chip; Described EMC module adopts the compact way of common mode inductance and X capacitor; Described lowering and stabilizing blood pressure module comprises doubly holds formula filtering electrical equipment and series voltage stabilizing electrical equipment.
As another aspect of the present utility model, relate to a kind of construction site temporary lighting LED illumination lamp, described LED illumination lamp is provided with arbitrary above-mentioned LED 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 described 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 top planes, this reflection shield is made up of corrosion resistant plate.
Below reflection shield top planes, be provided with draw-in groove, described light source assembly is connected to inside 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.Bolt hole can also be offered in the top planes of the first fixture and base plane, arrange screw thread in the relevant position of the second fixture and the first fixture, 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.
Above scheme the utility model is adopted at least to have following beneficial effect:
1, driving power is non-isolated structure, both reduces cost, optimizes power supply architecture again; constant current-supplying can be realized to wider voltage range; power input is provided with antisurge protection module simultaneously, avoids surge to the damage of other modules of driving power, meets construction safety electricity consumption requirement.
2, 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.
3, 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 useful life of thermal impact LED illumination lamp spent by light fixture.
4, on light fixture, be provided with Transparent lamp shade, can prevent dust from covering LED lamp bead affects its intensity of illumination.
5, 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.
Embodiment
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.
As shown in Figure 1, the circuit of the utility model construction site temporary lighting LED driving power: adopt 36V low-voltage power supply access driving power input, driving power input is connected to power safety FS1 and antisurge protection NTC themistor, be connected to the easy structure EMC filter that X electric capacity CX1 and common mode inductance CMC forms below, rectification module is rectifier bridge BD1, electrochemical capacitor C1, electrochemical capacitor C2, resistance R1, diode D1 ~ D3 form passive power factor correcting circuit PFC module, power after the electronic filter lowering and stabilizing blood pressure that PT4107 chip is made up of lowering and stabilizing blood pressure module and triode T1, voltage stabilizing didoe D4, electrochemical capacitor C4, resistance R2 ~ R4, this filter input impedance is very high, output impedance is very little, after rectification, high direct voltage provides about 16V-20V burning voltage through this triode T1 step-down to PT4107Vin pin, guarantees chip steady operation in full voltage range, constant-current control module comprises pwm chip U1 (PT4107) and power field effect pipe Q1, electrochemical capacitor C5, electric capacity C6, resistance R5 ~ R10 and potentiometer RT, BUCK module comprises ballast power inductance L1, sustained diode 5 and filter capacitor C7, the drain electrode of power field effect pipe Q1 is connected to BUCK module, the source electrode of power field effect pipe Q1 is connected to the CS pin of pwm chip U1 (PT4107), the grid of power field effect pipe Q1 is connected to the GATE pin of pwm chip U1 (PT4107), the current sampling circuit of CS pin contact resistance R6 ~ R9 composition of pwm chip U1 (PT4107), gather the peak current on current sampling resistor R6 ~ R9, current constant control is carried out by the pulse duty factor of internal logic control GATE pin signal within the monocycle, output constant current and sustained diode 5, the freewheeling circuit of ballast power inductance L3 merges to LED light source constant current-supplying, the resistance changing resistance R6 ~ R9 can change the output current of whole circuit, but D5, L3 also will change thereupon, R5 is external oscillation resistance, changes its adjustable frequency of oscillation, regulator potentiometer is used for finely tuning the electric current of constant-current source, makes circuit reach design power.Job site, construction site due to equipment many, equipment start-stop frequently causes mains ripple, and this driving power can realize constant flow regulation in input 18V ~ 70V voltage range, is suitable as construction illuminating LED lamp 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, per hourly saves energy more than 0.05 degree is realized.
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 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 thermal impact useful 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 above embodiment is only for absolutely proving the preferred embodiment that the utility model is lifted, and protection range 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 range of the present utility model.Protection range of the present utility model is as the criterion with claims.
Claims (10)
1. a construction site temporary lighting LED driving power, comprise antisurge protection module, EMC module, rectification module, PFC module, lowering and stabilizing blood pressure module, constant-current control module and BUCK module, it is characterized in that, described antisurge protection module input is connected with 36V AC power, described antisurge protection module output is connected to described EMC module, described EMC model calling is to described rectification module, described rectification module is connected to described PFC module, described PFC module is connected to described lowering and stabilizing blood pressure module, described lowering and stabilizing blood pressure model calling is to described constant-current control module, described constant-current control module is connected to described BUCK module.
2. construction site temporary lighting LED driving power described in claim 1, is characterized in that, described constant-current control module driving governor adopts PT4107 chip.
3. construction site temporary lighting LED driving power described in claim 1, is characterized in that, described EMC module adopts the compact way of common mode inductance and X capacitor.
4. construction site temporary lighting LED driving power described in claim 1, is characterized in that, described lowering and stabilizing blood pressure module comprises doubly holds formula filtering electrical equipment and series voltage stabilizing electrical equipment.
5. 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 1-4.
6. temporary lighting LED illumination lamp in construction site described in claim 5, 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).
7. temporary lighting LED illumination lamp in construction site described in claim 6, 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.
8. temporary lighting LED illumination lamp in construction site described in claim 6, is characterized in that, described reflection shield (3) is corrosion resistant plate.
9. temporary lighting LED illumination lamp in construction site described in claim 6, it is characterized in that, described reflection shield top planes (7) below is provided with draw-in groove (9), and 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 6, 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 |
|---|---|---|---|
| CN201420818278.5U CN204272466U (en) | 2014-12-19 | 2014-12-19 | Construction site temporary lighting LED driving power and LED illumination lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420818278.5U CN204272466U (en) | 2014-12-19 | 2014-12-19 | Construction site temporary lighting LED driving power and LED illumination lamp |
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| Publication Number | Publication Date |
|---|---|
| CN204272466U true CN204272466U (en) | 2015-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420818278.5U Expired - Fee Related CN204272466U (en) | 2014-12-19 | 2014-12-19 | Construction site temporary lighting LED driving power and LED illumination lamp |
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| Country | Link |
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| CN (1) | CN204272466U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704947A (en) * | 2017-02-07 | 2017-05-24 | 邢台路桥照明科技有限公司 | LED automobile lamp unit |
| CN109067174A (en) * | 2018-08-21 | 2018-12-21 | 广州金升阳科技有限公司 | A kind of switch converters |
-
2014
- 2014-12-19 CN CN201420818278.5U patent/CN204272466U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704947A (en) * | 2017-02-07 | 2017-05-24 | 邢台路桥照明科技有限公司 | LED automobile lamp unit |
| CN109067174A (en) * | 2018-08-21 | 2018-12-21 | 广州金升阳科技有限公司 | A kind of switch converters |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20171219 |