CN202188383U

CN202188383U - LED operating shadowless lamp and control device

Info

Publication number: CN202188383U
Application number: CN2011202417497U
Authority: CN
Inventors: 张聚厚; 于春林; 黄连生; 刘祖钢
Original assignee: SHANGHAI JI-SHUN MEDICAL INSTRUMENT Co Ltd
Current assignee: SHANGHAI JI-SHUN MEDICAL INSTRUMENT Co Ltd
Priority date: 2011-07-11
Filing date: 2011-07-11
Publication date: 2012-04-11
Anticipated expiration: 2021-07-11

Abstract

The utility model relates to an LED operating shadowless lamp and a control device. The LED operating shadowless lamp comprises a lamp housing, a plurality of LED lamps, a positioning plate and a control device, wherein the LED lamps are radially mounted on the positioning plate and are arranged at all angular vertexes and the center of a large regular hexagon, a medium regular hexagon and a small regular hexagon which share the same center; the control device consists of a keystroke regulating circuit module, a singlechip and a drive circuit module; the output terminal of the keystroke regulating circuit module is connected with the input terminal of the singlechip; the output terminal of the singlechip is connected with the drive circuit module; and the output terminal of the drive circuit module is connected with the LED lamps through lead wires. The LED operating shadowless lamp provided by the utility model has the advantages of good color rendering, high light efficiency, low power consumption, low calorific capacity, long service life, adjustable color temperature and brightness, uniform illumination, high definition, adjustable light spot sizes, no shadows, reasonable design and compact structure, and is applicable to operating lighting in operating rooms of medical institutions.

Description

LED operation shadowless lamp and control device

Technical field:

The utility model relates to a kind of illumination, fixed lighting device or system, especially relates to a kind of external packing structure of ornamental article and hanging piece.

Background technology:

Operation shadowless lamp is the important lighting apparatus that medical institutions' hand is stated the chamber, and it is light source that the conventional surgical shadowless lamp adopts Halogen lamp LED, reaches spotlight effect with a big reflective mirror through overall reflective.Its weak point is that volume is big, heat radiation is big, luminance is low, hot spot is big, power consumption is big, the life-span is short, heavy and stiff, use inconvenience.Along with science and technology development, LED semiconductor lighting development of technology has begun generally to promote the use of in recent years, and the inventor is through years of researches, should technology and little process chip combine, successfully be developed into the operation shadowless lamp of a new generation.

The utility model content:

The purpose of the utility model be provide to the prior art weak point that a kind of volume is little, in light weight, the adjustable LED operation shadowless lamp of colour temperature and control device.

The purpose of the utility model is to realize through following measure: a kind of LED operation shadowless lamp and control device, and it comprises lamp housing, some LED lamps, it is characterized in that, also has location-plate, control device; Said some LED lamps are installed on the location-plate; Said control device is made up of button regulating circuit module, single-chip microcomputer, drive circuit module; The output of said button regulating circuit module connects the single-chip microcomputer input; Single-chip microcomputer output termination drive circuit module, the drive circuit module output connects the LED lamp through lead.

Said LED lamp is radial and is installed on the location-plate, and the LED lamp is arranged on summit and the center with concentric large, medium and small three orthohexagonal each angles.

Said large, medium and small three orthohexagonal big regular hexagons and little orthohexagonal diagonal are overlapping, and the summit at middle regular hexagon angle is the mid point on each limit of big regular hexagon.

The LED lamp of LED lamp and center that the LED lamp sequential circuit that the LED lamp sequential circuit on the summit at each angle of said big regular hexagon connects the summit at drive circuit module output J0, each angle of middle regular hexagon connects the summit at drive circuit module output J1, each angle of little regular hexagon is divided into two sequential circuits and meets drive circuit module output J2, J3 respectively.

The LED lamp on the summit at each angle of said big regular hexagon is that colour temperature is the LED of 6000K; The LED lamp on the summit at middle each angle of regular hexagon is that colour temperature is the LED of 3000K; The LED lamp on the summit at each angle of little regular hexagon is that colour temperature is the LED of 6000K, and the LED light color temperature of center is 3000K.

Compared with prior art, the LED operation shadowless lamp and the control device that have adopted the utility model to propose, have following advantage: 1) colour rendering is good, luminous efficiency is high, power consumption is little, caloric value is low, the life-span is long; 2) colour temperature adjustable brightness joint, illumination is even, definition is high, scalable spot size, the generation of no diplopia; 3) reasonable in design, compact conformation is applicable to the illumination that operates of medical institutions' operating room.

Description of drawings:

Fig. 1 is that the embodiment LED lamp that the utility model proposes is arranged sketch map.

Fig. 2 is Fig. 1 embodiment LED lamp control principle block diagram.

The specific embodiment:

Below in conjunction with accompanying drawing the specific embodiment is elaborated: Fig. 1～Fig. 2 has provided an embodiment LED lamp of the utility model and has arranged sketch map and control principle block diagram.Among the figure, a kind of LED operation shadowless lamp and control device, it comprises lamp housing, some LED lamps, location-plate 1, control device 2; Said some LED lamps are installed on the location-plate 1; Said control device is made up of button regulating circuit module 21, single-chip microcomputer 22,23 of drive circuit modules; The output of said button regulating circuit module 21 connects single-chip microcomputer 22 inputs; Single-chip microcomputer 22 output termination drive circuit modules 23, drive circuit module 23 outputs connect the LED lamp through lead.

The utility model is further taked following measure: said LED lamp is radial and is installed on the location-plate, and the LED lamp is arranged on summit and the center with concentric large, medium and small three orthohexagonal each angles.Said large, medium and small three orthohexagonal big regular hexagons and little orthohexagonal diagonal are overlapping, and the summit at middle regular hexagon angle is the mid point on each limit of big regular hexagon.The LED lamp W0 of LED lamp and center that the LED lamp W2 sequential circuit that the LED lamp W1 sequential circuit on the summit at each angle of said big regular hexagon connects the summit at drive circuit module 23 output J0, each angle of middle regular hexagon connects the summit at drive circuit module 23 output J1, each angle of little regular hexagon is divided into two sequential circuit W01, W02 meets drive circuit module output J2, J3 respectively.The LED lamp on the summit at each angle of said big regular hexagon is that colour temperature is the LED of 6000K; The LED lamp on the summit at middle each angle of regular hexagon is that colour temperature is the LED of 3000K; The LED lamp on the summit at each angle of little regular hexagon is that colour temperature is the LED of 6000K, and the LED light color temperature of center is 3000K.

The operation principle of the utility model is following: the LED colour temperature that the colour temperature adjusting of this circuit mainly utilizes the luminance difference of two kinds of colour temperature LED to regulate colour temperature variation .W1 group is 6000K; The LED colour temperature of W2 group is LED brightness that 3000K. works as both when equating, the colour temperature that the light that they mix produces equals 6000K+3000K=4500K ("+" expression mixes). the generation of colour temperature equals W1 brightness+W2 brightness.When W1 brightness is transferred to the brightest; W2 brightness is transferred to minimum; The colour temperature that both mix generation equals 6000K (MAX_LIGHT)+3000K (MIN_LIGHT) otherwise ≈ 6000K., is transferred to the brightlyest when W2 brightness, and W1 brightness is transferred to minimum; The colour temperature that both mix generation equals 3000K (MAX_LIGHT)+6000K (MIN_LIGHT) ≈ 3000K. in the time need being higher than the colour temperature of 4500K; As long as be transferred to W1＞W2 to brightness, otherwise as long as be transferred to W2＞W1 to brightness, the brightness between colour temperature and W1, the W2 exists proportional relation. this circuit is exactly around this principle to have designed user program; User program stores in the single-chip microcomputer; Thereby produce the minimizing of brightness in this road significant feature compensation colour temperature adjustment process of different colour temperature .W0 by the brightness that W1, W2 are regulated in the instruction that single-chip microcomputer is sent according to the button cursor respectively, especially when colour temperature is regulated as running into that the W1 colour temperature is turned up full blast or the W2 colour temperature is transferred to that minimum can to produce total brightness on the low side, W0 can play the total brightness regulation of increase.This circuit of setting according to user program can divide 8 sections adjustings in the reference color temperature of 3500K-5000K.

Combine accompanying drawing to describe the embodiment of the utility model above; The structure that embodiment provides does not constitute the restriction to the utility model, and those skilled in the art make various distortion within the scope of the appended claims or revise all in protection domain in this area.

Claims

1. LED operation shadowless lamp and control device, it comprises lamp housing, some LED lamps, it is characterized in that, also has location-plate, control device; Said some LED lamps are installed on the location-plate; Said control device is made up of button regulating circuit module, single-chip microcomputer, drive circuit module; The output of said button regulating circuit module connects the single-chip microcomputer input; Single-chip microcomputer output termination drive circuit module, the drive circuit module output connects the LED lamp through lead.

2. LED operation shadowless lamp according to claim 1 and control device; It is characterized in that; Said some LED lamps are installed in and are radial on the location-plate, and the LED lamp is arranged on summit and the center with concentric large, medium and small three orthohexagonal each angles.

3. LED operation shadowless lamp according to claim 1 and 2 and control device; It is characterized in that; Said large, medium and small three orthohexagonal big regular hexagons and little orthohexagonal diagonal are overlapping, and the summit at middle regular hexagon angle is the mid point on each limit of big regular hexagon.

4. LED operation shadowless lamp according to claim 1 and 2 and control device; It is characterized in that the LED lamp of LED lamp and center that the LED lamp sequential circuit that the LED lamp sequential circuit on the summit at each angle of said big regular hexagon connects the summit at drive circuit module output J0, each angle of middle regular hexagon connects the summit at drive circuit module output J1, each angle of little regular hexagon is divided into two sequential circuits and meets drive circuit module output J2, J3 respectively.

5. LED operation shadowless lamp according to claim 3 and control device; It is characterized in that the LED lamp of LED lamp and center that the LED lamp sequential circuit that the LED lamp sequential circuit on the summit at each angle of said big regular hexagon connects the summit at drive circuit module output J0, each angle of middle regular hexagon connects the summit at drive circuit module output J1, each angle of little regular hexagon is divided into two sequential circuits and meets drive circuit module output J2, J3 respectively.

6. LED operation shadowless lamp according to claim 1 and 2 and control device; It is characterized in that; The LED lamp on the summit at each angle of said big regular hexagon is that colour temperature is the LED of 6000K; The LED lamp on the summit at middle each angle of regular hexagon is that colour temperature is the LED of 3000K, and the LED lamp on the summit at each angle of little regular hexagon is that colour temperature is the LED of 3000K, and the LED light color temperature of center is 6000K.

7. LED operation shadowless lamp according to claim 5 and control device; It is characterized in that; The LED lamp on the summit at each angle of said big regular hexagon is that colour temperature is the LED of 6000K; The LED lamp on the summit at middle each angle of regular hexagon is that colour temperature is the LED of 3000K, and the LED lamp on the summit at each angle of little regular hexagon is that colour temperature is the LED of 3000K, and the LED light color temperature of center is 6000K.