CN202056644U

CN202056644U - LED (Light Emitting Diode) lamp

Info

Publication number: CN202056644U
Application number: CN2010206307186U
Authority: CN
Inventors: 娄霆; 武传华; 王俊; 荣泽; 赵庆河; 唐耀武; 牟立君; 崔嵩; 徐雷; 宫贵民; 张宏亮
Original assignee: Hefei Baisheng Science and Technology Development Co Ltd
Current assignee: Hefei Baisheng Science and Technology Development Co Ltd
Priority date: 2010-11-29
Filing date: 2010-11-29
Publication date: 2011-11-30
Anticipated expiration: 2020-11-29

Abstract

The unity model belongs to the field of optoelectronic device, in particular to an LED (Light Emitting Diode) lamp used on an optical measuring diameter instrument as a light source. The LED (Light Emitting Diode) lamp comprises an LED (Light Emitting Diode) light bulb and an LED (Light Emitting Diode) light bulb assembly used for limiting the LED (Light Emitting Diode) light bulb lighting made by a lamp shade, and the LED (Light Emitting Diode) lamp also comprises a base capable of adjusting the LED (Light Emitting Diode) light bulb assembly at a position of a installation base plate. When the staff needs to adjust the illumination position of the LED (Light Emitting Diode) light bulb, the staff just needs to adjust through the base plate, and the use is convenient and fast.

Description

A kind of LED light fixture

Technical field

The utility model belongs to the photoelectric device field, is specifically related to a kind of LED light fixture that uses as the light source on the telescope calliper.

Background technology

The utility model is applicable to any optical instrument that uses spot light to carry out optical measurement, be used to provide low energy consumption, brightness height, chromatogram is stable and the basic luminaire of long service life.

The utility model especially is used in the optical instrument in the field of calibrating, as telescope calliper, its specific working environment has caused the light source that need seek luminous efficiency height and long service life, and need carry out to a certain degree adjusting to the light source position when Installation and Debugging.

Caliper is the measuring instrument that carries out profile dimension technical parameters such as (as diameter circularity) in metallurgy industry production line, the bar process synchronously, light emitted device and light source receiving device then are two important component parts in the caliper, light source in the existing caliper is employed all to be Halogen lamp LED, because the luminous efficiency of Halogen lamp LED is low, generally only be about 10%, and its service life is short, it only is 400 hours, and, mustn't frequently change illuminator because the environment for use of caliper is comparatively special at all.And its specific working environment has all been made strict demand as it to light source irradiating angle and orientation, has all caused when Installation and Debugging and must carry out to a certain degree adjusting to the light source position.

Summary of the invention

The purpose of this utility model provides a kind of LED light fixture of realizing the light source position adjustability.

For achieving the above object, the utility model has adopted following technical scheme: a kind of LED light fixture, comprise by LED bulb and being used to limiting the LED bulb assembly that the lampshade of LED bulb lamplight direction constitutes, the LED light fixture comprises that also can regulate LED bulb assembly is positioned at the base that position on the base plate is installed.

The beneficial effects of the utility model are: after adopting said structure, when the staff need adjust the illumination orientation of LED bulb, only need regulate getting final product by base, and convenient to use.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is that the A-A of Fig. 2 is to cutaway view;

Fig. 4 is an annexation schematic diagram between heat-conducting silicone grease plate and LED bulb and heat abstractor;

Fig. 5 is the lampshade structure schematic diagram;

Fig. 6 is the adjustable plate structural representation;

Fig. 7 is the structural representation of pedestal.

The specific embodiment

A kind of LED light fixture comprises by LED bulb 11 and is used to limit the LED bulb assembly 10 that the lampshade 12 of LED bulb 11 lamplight directions constitutes that described LED light fixture comprises that also can regulate LED bulb assembly 10 is positioned at the base 20 that position on the base plate is installed, as shown in Figure 1.

Further, the adjusting direction of base 20 of the present utility model be make LED bulb assembly 10 near or away from the direction that base plate is installed.

Further, the adjusting direction of base 20 is perpendicular to the direction that base plate is installed.

For realizing above regulative mode, specific embodiments of the present utility model is: shown in Fig. 1-3 and 6-7, base 20 comprises adjustable plate 21 and pedestal 22, described adjustable plate 21 tops and LED bulb assembly 10 bottoms are affixed, described pedestal 22 lower surfaces are affixed with the installation base plate, laterally offer the mounting hole 221 that runs through pedestal 22 on the described pedestal 22, described adjustable plate 21 offers installing hole 211 in a side correspondence of parallel LED bulb 11 lamplight directions, and adjustable plate 21 is connected with pedestal 22 side applying between the two and bolt.Simultaneously, as Fig. 7, for the adjusting direction that makes base 20 is the direction perpendicular to the installation base plate, of the present utility modelly be preferably that mounting hole 221 is set is two, described two mounting holes 221 be parallel to each other and its length direction all perpendicular to base plate plate face is installed, described installing hole 211 is for running through the through hole of adjustable plate 21 plate faces.

Further, the adjusting direction of base 20 is to be parallel to the direction that base plate is installed.

Further, the adjusting direction of base 20 is the light direction that is parallel to LED bulb 11.For realizing above scheme, the specific embodiment of the present utility model is: as Fig. 1 and Fig. 7, base 20 offers the waist shape installing hole 222 that runs through base 20 from top to bottom along the vertical base plate direction of installing, and the length direction of described waist shape installing hole 222 is consistent with the lamplight direction of LED bulb 11.

Simultaneously, locate when realizing the further fixing of adjustable plate 21 and being convenient to the installation of adjustable plate 21, adjustable plate 21 is lath-shaped, described pedestal 22 is rectangular-shaped that a sidepiece caves inward, described depressed part is positioned at pedestal 22 middle parts, its depressed part shape and adjustable plate 21 profiles are coincide, and described waist shape installing hole 222 is arranged at pedestal 22 both ends, shown in Fig. 1-3 and Fig. 6-7.

For avoiding the high temperature testee to launch ultrared interference, there are the aberration of being convenient to discern in the color that LED bulb 11 is selected for use and the color of material to be measured.The lamp source light of preferred LED bulb 11 of the present utility model is the blue-light source of selecting for use less than the 600nm wave band.

As further preferred version of the present utility model, shown in Fig. 1 and Fig. 3-4, LED bulb assembly 10 comprises heat abstractor 13, described LED bulb assembly 10 connects power supply by lamp line, described heat abstractor 13 is fixed in LED bulb 11 rear portions, described LED bulb assembly 10 also comprises the heat-conducting silicone grease plate 14 of spaced apart LED bulb 11 and heat abstractor 13, and described heat-conducting silicone grease plate 14 is the thin plate sheet, and described heat-conducting silicone grease plate 14 both sides end faces are affixed LED bulb 11 and heat abstractor 13 respectively.In the practical operation, can improve its integral heat sink performance by the contact area that increases by 13 of 14 of LED bulb 11 and heat-conducting silicone grease plates and heat-conducting silicone grease plate 14 and heat abstractors as far as possible.

Further, as Fig. 4, heat abstractor 13 comprises heat sink 131, described heat sink 131 is lamellar, one side end panel face is fitted and connected heat-conducting silicone grease plate 14, the fin 132 that the opposite side end face is provided with vertical its plate face and outwards postpones, it is tabular that described fin 132 is bar, is beneficial to effectively implement heat radiation.Described fin 132 evenly distributes on the plate face of heat sink 131 at interval.When the utility model applies on the rotary caliper, fin 132 can be the brush dentation on the plate face of heat sink 131 evenly distributes at interval, owing to having formed, 132 of each fin that are the distribution of brush dentation can supply the channel of circulation of air, under the dual cooperation of blast when caliper rotates at a high speed and cooling device, can further increase heat dispersion of the present utility model undoubtedly.

As Fig. 1, Fig. 3 and shown in Figure 5, lampshade 12 comprises side plate 121 and cover body 122, described cover body 122 is the thin plate bending, its bending joint portion is the right angle, the inboard overlap joint of one end of described cover body 122 also is fixed in side plate 121 upper surfaces, described side plate 121 inboards are affixed with heat abstractor 13, and are affixed between described side plate 121 lower surfaces and base 20 upper surfaces.The side plate 121 has here played supporting role on the one hand, then is utilized a part of making lampshade 12 on the other hand simultaneously, to reach the purpose of gathering light source.

For realizing the secure fixation of 121 of heat abstractor 13 and side plates, the utility model provides a kind of embodiment in the accompanying drawings: heat sink 131 1 sidepieces of formation heat abstractor 13 are outwards postponed protuberance 133 are arranged, described protuberance 133 is provided with the connecting hole 134 that runs through protuberance 133, as shown in Figure 4.The corresponding run-through board face that offers is used to peg graft the groove 123 of protuberance 133 on the described side plate 121, as Fig. 5, also be provided with the trip bolt 124 that is used for fastening protuberance 133 and groove 123 that cooperates with connecting hole 134 on the described side plate 121, as Fig. 2, described heat sink 131 sidepieces recline and are fixed on the side plate 121 plate faces, thereby passing connecting hole 134 by trip bolt 124 is fastened on protuberance 133 on the groove 123, heat sink 131 sidepieces are reclined and be fixed on the side plate 121 plate faces, its concrete matching relationship as shown in Figure 2.

For other components and parts that side was disturbed even damaged in electric leakage in use take place in the LED bulb 11 that prevents the LED light fixture, be provided with the insulating barrier 30 that is connected each other between base 20 upper surfaces and side plate 121 lower surfaces, as Figure 1-3, dependence insulating barrier 30 is realized the isolation between LED bulb 11 and installation matrix.The insulating barrier 30 is here selected the good lamination fabric swatch of insulating properties for use, with as its preferred insulating materials.Simultaneously, the LED light fixture also is provided with the lamp line pipe clamp 40 that is used for the clamping lamp line at a sidepiece of insulating barrier 30, as shown in Figure 3, and to guarantee the clean and tidy of caliper inner space, especially after lamp line being fixed, the lamp line that can avoid the utility model to cause when rotating is swung arbitrarily.

When the utility model when installing or use, in case need be when regulating the position of led light source perpendicular to installation base plate direction, after only need unscrewing the fitted bolt at mounting hole 221 and installing hole 211 places, to transfer suitable position up and down with the LED bulb assembly 10 whole adjustable plates 21 that are connected, and tighten its bolt again and get final product.Equally, as need when being parallel to LED bulb 11 light direction adjusted led light source positions, after unscrewing the connecting bolt between waist shape installing hole 222 and installation base plate, LED bulb assembly 10 is adjusted to is fit to the position and tights a bolt again and get final product, regulate convenient to operation, improved the efficient of staff's Installation and Debugging and later maintenance, guaranteed that the LED light fixture can provide the light source that meets the demands to other relevant optics.

Claims

1. LED light fixture, comprise by LED bulb (11) and be used to limit the LED bulb assembly (10) that the lampshade (12) of LED bulb (11) lamplight direction constitutes that it is characterized in that: described LED light fixture comprises that also can regulate LED bulb assembly (10) is positioned at the base (20) that position on the base plate is installed.

2. LED light fixture according to claim 1 is characterized in that: the adjusting direction of described base (20) for make LED bulb assembly (10) near or away from the direction that base plate is installed.

3. LED light fixture according to claim 2 is characterized in that: the adjusting direction of described base (20) is the direction perpendicular to the installation base plate.

4. LED light fixture according to claim 2, it is characterized in that: described base (20) comprises adjustable plate (21) and pedestal (22), described adjustable plate (21) top and LED bulb assembly (10) bottom are affixed, described pedestal (22) lower surface is affixed with the installation base plate, laterally offer the mounting hole (221) that runs through pedestal (22) on the described pedestal (22), described adjustable plate (21) offers installing hole (211) in a side correspondence of parallel LED bulb (11) lamplight direction, and adjustable plate (21) is connected with pedestal (22) side applying between the two and bolt.

5. according to claim 3 or 4 described LED light fixtures, it is characterized in that: described mounting hole (221) is two, described two mounting holes (221) be parallel to each other and its length direction all perpendicular to base plate plate face is installed, described installing hole (211) is for running through the through hole of adjustable plate (21) plate face.

6. LED light fixture according to claim 1 is characterized in that: the adjusting direction of described base (20) is to be parallel to the direction that base plate is installed.

7. LED light fixture according to claim 6 is characterized in that: the adjusting direction of described base (20) is for being parallel to the light direction of LED bulb (11).

8. LED light fixture according to claim 6, it is characterized in that: described base (20) offers the waist shape installing hole (222) that runs through base (20) from top to bottom along the vertical base plate direction of installing, and the length direction of described waist shape installing hole (222) is consistent with the lamplight direction of LED bulb (11).

9. according to claim 4 or 8 described LED light fixtures, it is characterized in that: described adjustable plate (21) is lath-shaped, described pedestal (22) is rectangular-shaped that a sidepiece caves inward, described depressed part is positioned at pedestal (22) middle part, its depressed part shape and adjustable plate (21) profile are coincide, and described waist shape installing hole (222) is arranged at pedestal (22) both ends.

10. LED light fixture according to claim 1 is characterized in that: there are the aberration of being convenient to discern in the color that described LED bulb (11) is selected for use and the color of determinand.

11. according to claim 1 or 10 described LED light fixtures, it is characterized in that: described LED bulb (11) is selected the blue-light source less than the 600nm wave band for use.

12. LED light fixture according to claim 1, it is characterized in that: described LED bulb assembly (10) comprises heat abstractor (13), described LED bulb assembly (10) connects power supply by lamp line, described heat abstractor (13) is fixed in LED bulb (11) rear portion, described LED bulb assembly (10) also comprises the heat-conducting silicone grease plate (14) of spaced apart LED bulb (11) and heat abstractor (13), described heat-conducting silicone grease plate (14) is the thin plate sheet, and described heat-conducting silicone grease plate (14) both sides end face is affixed LED bulb (11) and heat abstractor (13) respectively.

13. LED light fixture according to claim 12, it is characterized in that: described heat abstractor (13) comprises heat sink (131), described heat sink (131) is lamellar, one side end panel face is fitted and connected heat-conducting silicone grease plate (14), the fin (132) that the opposite side end face is provided with vertical its plate face and outwards postpones, it is tabular that described fin (132) is bar, and described fin (132) evenly distributes on the plate face of heat sink (131) at interval.

14. LED light fixture according to claim 1, it is characterized in that: described lampshade (12) comprises side plate (121) and cover body (122), described cover body (122) is the thin plate bending, its bending joint portion is the right angle, the inboard overlap joint of one end of described cover body (122) also is fixed in side plate (121) upper surface, described side plate (121) is inboard affixed with heat abstractor (13), and is affixed between described side plate (121) lower surface and base (20) upper surface.

15. according to claim 1 or 14 described LED light fixtures, it is characterized in that: be provided with the insulating barrier (30) that is connected each other between described base (20) upper surface and side plate (121) lower surface, described insulating barrier (30) is the lamination fabric swatch, and described LED light fixture also is provided with the lamp line pipe clamp (40) that is used for the clamping lamp line in insulating barrier (30) one sides.