CN206207335U - A kind of efficient LED lamp reflective module - Google Patents

Abstract

The utility model is related to a kind of efficient LED lamp reflective module, LED light source is set at the one end open of reflector, the LED light source is crimped on radiator upper surface, convex lens are installed at another end opening of reflector, stretched out at the end face outside of the shell that the convex lens are filled from radiator upper surface, internal diameter of the internal diameter of the one end open less than another end opening, the inwall of reflector is outwardly arcwall face by one end open to another end opening, the end face that the convex lens are located at another end opening of reflector is a cambered surface to convex lens sunken inside, the surface that the convex lens are located at outside reflector is an outwardly cambered surface, one binding post for being used to be connected with the LED light source is installed on a heat sink.In the utility model, the structure of reflector and convex lens, shape and size cooperate, form the best shape of light collection enhancing effect, by foring homogeneous circular cone light beam after reflector and convex lens, its range, the uniformity of ground light and ground intensity of illumination can meet and be actually needed light.

Description

A kind of efficient LED lamp reflective module

Technical field

The utility model belongs to video monitoring light filling modulated structure technical field of improvement, and especially a kind of efficient LED lamp is reflective Module.

Background technology

In road video monitoring, mainly it is made up of video equipment and light compensating lamp, light compensating lamp therein is used to provide illumination, To ensure that video equipment gathers the accuracy of content, traditional light compensating lamp more often uses the light fixtures such as high-pressure mercury lamp, but these light fixtures Power is larger, very power-consuming, so by developing, LED lamp is applied on light compensating lamp, and converged using lens on light line Projected away after poly- enhancing, overall power is smaller, but in order to ensure its range and illuminance, the brightness of these LED lamps is higher, But strong dazzling effect can be caused to the vehicle on direction of illumination, especially in night dark, on light compensating lamp opposite The driver of the lamps such as crossing parking can think that the light of light compensating lamp is very dazzling, and the driver behavior after lamp is become to it very big shadow Ring, such as：When there are the pedestrian or non-motor vehicle that cross in crossing, driver is influenceed by light compensating lamp dazzle, it may appear that the visual field Diminish, traffic accident easily occurs in the problem that identification capability declines, also can by the vehicle driver at crossing for normally travel Cause strong influence.

Utility model content

The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided rational in infrastructure, illuminance and range meet Monitoring needs and glare index is low, influence a kind of less efficient LED lamp reflective module to driver.

The utility model is adopted the technical scheme that：

A kind of efficient LED lamp reflective module, it is characterised in that：Including shell, radiator, reflector, convex lens and LED light Source, sets LED light source at the one end open of reflector, the LED light source is crimped on radiator upper surface, and the other end of reflector is opened Convex lens are installed at mouthful, are stretched out at the end face outside of the shell that the convex lens are filled from radiator upper surface, the one end open Internal diameter less than another end opening internal diameter, the inwall of reflector is outwardly arc by one end open to another end opening Face, the end face that the convex lens are located at another end opening of reflector is a cambered surface to convex lens sunken inside, the convex lens Surface outside reflector is an outwardly cambered surface, and one is installed on a heat sink is used for what is be connected with the LED light source Binding post.

And, reflector one end open is inlaid in the upper surface of a base, and a LED Integrated Lights are embedded in the bottom surface of base Source, the ceramic substrate end face of the LED integrated optical sources is located at the end face outside of base and for being connected with fin, and the LED is integrated The transparent enclosure end face of light source is towards reflector inside and is used for transmitted ray.

And, reflector one end open is inlaid in the made setting-in seat in base upper surface, is made in setting-in seat upper surface Multiple is crimped on the support block of reflector outer rim, is set with a water proof ring on the fin that the convex lens outer rim is made, the water proof ring It is inlaid in annular groove made on reflector other end rims.

And, the height of reflector is 30~40 millimeters, and a diameter of 28~38 millimeters of reflector one end open, one end is opened Mouthful and the same side end of two diameters that is parallel to each other of another end opening intersect with one end open and another end opening respectively two The angle between line and reflector axis between individual point is 20~28 degree, the reflector inwall between described two points The radius of circle where camber line is 48~58 millimeters.

And, the structure of convex lens be 1., 2. or 3. in any one；

1. the cone angle that the convex lens converge the ray cone for projecting is 55~65 degree, convex lens primary optical axis and base The distance between end face outside intersection point and primary optical axis and the outwardly cambered surface intersection point of convex lens are 73~84 millimeters, outwardly Cambered surface where sphere radius be 13~23 millimeters, to convex lens sunken inside cambered surface where sphere radius for 88~98 milli Rice, a diameter of 73~83 millimeters of the maximum cross-section of the vertical primary optical axis of convex lens；

Or

2. the cone angle that the convex lens converge the ray cone for projecting is 85~95 degree, convex lens primary optical axis and base The distance between end face outside intersection point and primary optical axis and the outwardly cambered surface intersection point of convex lens are 67~77 millimeters, outwardly Cambered surface where sphere radius be 13~23 millimeters, to convex lens sunken inside cambered surface where sphere radius for 88~98 milli Rice, a diameter of 73~83 millimeters of the maximum cross-section of the vertical primary optical axis of convex lens；

Or

3. the cone angle that the convex lens converge the ray cone for projecting is 115~125 degree, convex lens primary optical axis and base End face outside intersection point and the distance between primary optical axis and the outwardly cambered surface intersection point of convex lens be 62~72 millimeters, convex The radius of sphere where the cambered surface for going out is 33~43 millimeters, is 88~98 to the radius of sphere where the cambered surface of convex lens sunken inside Millimeter, a diameter of 73~83 millimeters of the maximum cross-section of the vertical primary optical axis of convex lens.

And, the annular groove upper end is made and be embedded in jointly between bending edges lower end and shell lower end and radiator upper surface One sealing strip, the bolt that the lower end that the multiple mounting posts made in the shell are passed through from bending edges installs with radiator upper surface Connection, installs binding post and scavenging air valve on radiator bottom surface, is made on the radiator bottom surface on the outside of binding post and scavenging air valve Go out multiple radiating fins.

Advantage of the present utility model and good effect are：

In the utility model, convex lens are arranged at the lower ending opening of reflector, by floor installation in the upper of reflector At end opening, the LED integrated optical sources installed in base are located at upper end open, the structure of reflector and convex lens, shape and chi Very little mutual cooperation, forms the best shape of light collection enhancing effect, and LED integrated optical sources are by the ceramic substrate in it heat Amount is distributed by radiator, it is ensured that the steady operation of LED integrated optical sources, and shell, bending edges and sealing strip close inside, keep away The interference to reflector and lens such as dust, water is exempted from, scavenging air valve air pressure in shell is exhausted when too high.When using, instead The inwall of light device shines out by light reflecting focal, then by after convex lens convergence, and light is by after reflector and convex lens Form homogeneous circular cone light beam, its range, the uniformity of ground light and ground intensity of illumination can meet and be actually needed, Reflector and convex lens with the use of reducing glare effects, it is ensured that the normal driving operations of driver.

Brief description of the drawings

Fig. 1 is the structural representation of reflector and convex lens in the utility model；

Fig. 2 is the left view of Fig. 1；

Fig. 3 is the upward view of Fig. 1；

Fig. 4 is a kind of A-A of Fig. 2 to sectional view；

Fig. 5 is another A-A of Fig. 2 to sectional view；

Fig. 6 is the third A-A of Fig. 2 to sectional view；

Fig. 7 is outline drawing of the present utility model；

Fig. 8 is the sectional view of Fig. 7.

Specific embodiment

With reference to embodiment, the utility model is further illustrated, following embodiments are illustrative, be not limited , it is impossible to protection domain of the present utility model is limited with following embodiments.

A kind of efficient LED lamp reflective module, as shown in Fig. 1~8, innovation of the present utility model is：Including shell 15, dissipate Hot device 16, reflector 4, convex lens 1 and LED light source 8, one end open (lower end in Fig. 1~6,8) place of reflector set LED Light source, the LED light source is crimped on radiator upper surface, and another end opening (upper end in Fig. 1~6,8) place of reflector installs convex Lens, stretch out at the end face outside of the shell that the convex lens are filled from radiator upper surface, and the internal diameter of the one end open is less than The internal diameter of another end opening, the inwall of reflector is outwardly arcwall face by one end open to another end opening, described convex The end face that lens are located at another end opening of reflector is a cambered surface 9 to convex lens sunken inside, and the convex lens are located at reflective Surface outside device is an outwardly cambered surface, and a binding post for being used to be connected with the LED light source is installed on a heat sink 17。

In the present embodiment, reflector one end open is inlaid in the upper surface of a base 7, and one is embedded in the bottom surface of base LED integrated optical sources, the ceramic substrate end face 14 of the LED integrated optical sources is located at the end face outside of base and is used to connect with fin Connect, the transparent enclosure end face 13 of the LED integrated optical sources is towards reflector inside and for transmitted ray.Transparent material can be with silicon Glue, epoxy resin or other transparent materials, the general power of LED is 50 watts, and it is encapsulated in transparent with drive circuit and power supply chip In material, two terminals of extraction are connected with external supply line, because LED and power supply chip etc. are encapsulated in ceramic substrate On, make overall installation very convenient, ceramic substrate can also direct etched circuit, thus further reduce the complexity of encapsulation Property, reduce overall thickness and volume.The through hole made at base corner is used to install screw, and base and radiator are connected to Together, ceramic substrate distributes the heat of LED integrated optical sources by radiator.

Reflector one end open is inlaid in the made setting-in seat 6 in base upper surface, and multiple is made in setting-in seat upper surface The support block 5 of reflector outer rim is crimped on, a water proof ring 10, the water proof ring are set with the fin 11 that the convex lens outer rim is made It is inlaid in annular groove 2 made on reflector other end rims.

The height H2 of reflector is 30~40 millimeters, and the diameter L1 of reflector one end open is 28~38 millimeters, and one end is opened Mouthful and the same side end of two diameters that is parallel to each other of another end opening intersect with one end open and another end opening respectively two The angle β between line and reflector axis between individual point is 20~28 degree, the reflector inwall between described two points Camber line 12 where the radius R3 of circle be 48~58 millimeters.Preferred scheme is：H2 is 35 millimeters, and L1 is 33 millimeters, and β is 24 Degree, R3 53 millimeters.

The size of convex lens be selected from 1., 2. or 3. in any one：

1. as shown in figure 4, the cone angle that the convex lens converge the ray cone for projecting is 55~65 degree, convex lens key light The distance between the end face outside intersection point and primary optical axis and the outwardly cambered surface intersection point of convex lens of axle and base H1 is 73~84 Millimeter, the radius R1 of sphere where outwardly cambered surface is 13~23 millimeters, to sphere where the cambered surface of convex lens sunken inside Radius R2 be 88~98 millimeters, the maximum cross-section diameter L2 of the vertical primary optical axis of convex lens is 73~83 millimeters.Preferred side Case is：Cone angle is 60 degree, and H1 78.5 millimeters, R1 is 18 millimeters, and R2 is that 93, L2 is 78 millimeters.

Or

2. as shown in figure 5, the cone angle that the convex lens converge the ray cone for projecting is 85~95 degree, convex lens key light The distance between the end face outside intersection point and primary optical axis and the outwardly cambered surface intersection point of convex lens of axle and base H1 is 67~77 Millimeter, the radius R1 of sphere where outwardly cambered surface is 13~23 millimeters, to sphere where the cambered surface of convex lens sunken inside Radius R2 be 88~98 millimeters, the maximum cross-section diameter L2 of the vertical primary optical axis of convex lens is 73~83 millimeters.Preferred side Case is：Cone angle is 90 degree, and H1 72.5 millimeters, R1 is 18 millimeters, and R2 is that 93, L2 is 78 millimeters.

Or

3. as shown in fig. 6, the cone angle that the convex lens converge the ray cone for projecting is 115~125 degree, convex lens master The distance between the end face outside intersection point and primary optical axis of optical axis and base and the outwardly cambered surface intersection point of convex lens H1 is 62~ 72 millimeters, the radius R1 of sphere where outwardly cambered surface is 33~43 millimeters, to ball where the cambered surface of convex lens sunken inside The radius R2 in face is 88~98 millimeters, and the maximum cross-section diameter L2 of the vertical primary optical axis of convex lens is 73~83 millimeters.More preferably Scheme is：Cone angle is 120 degree, and H1 67.5 millimeters, R1 is 38 millimeters, and R2 is that 93, L2 is 78 millimeters.

It is close that common setting-in one between the lower end of bending edges 3 and shell lower end and radiator upper surface is made in the annular groove upper end Strip of paper used for sealing 20, the bolt that the lower end that the multiple mounting posts 19 made in the shell are passed through from bending edges installs with radiator upper surface Connection, installs binding post and scavenging air valve 18, on the radiator bottom surface on the outside of binding post and scavenging air valve on radiator bottom surface Make multiple radiating fins 21.

Application Example

Base 7 is fixed by screws on radiator, and shade is installed in radiator upper end, and the spiral-lock of shell 15 is in annular groove upper end On the bending edges 3 made, radiator both sides connect pedestal by mounting bracket, and pedestal is arranged on the lamp stand that ground is set.

Application scenarios：Certain crossing lamp stand

Lamp installation is highly：8 meters

Crossing projection distance：20 meters

LED light source general power：50W

Whether ground has hot spot：Uniformly without hot spot

Ground intensity of illumination：50~60/LUX

Glare index；GR≤35

Colour rendering index；Ra≥80

The high-pressure mercury lamp power and ground intensity of illumination of control：It is poorer than the present invention

The common LED lamp power and ground intensity of illumination of control：It is poorer than the present invention

In the utility model, convex lens are arranged at the lower ending opening of reflector, by floor installation in the upper of reflector At end opening, the LED integrated optical sources installed in base are located at upper end open, the structure of reflector and convex lens, shape and chi Very little mutual cooperation, forms the best shape of light collection enhancing effect, and LED integrated optical sources are by the ceramic substrate in it heat Amount is distributed by radiator, it is ensured that the steady operation of LED integrated optical sources, and shell, bending edges and sealing strip close inside, keep away The interference to reflector and lens such as dust, water is exempted from, scavenging air valve air pressure in shell is exhausted when too high.When using, instead The inwall of light device shines out by light reflecting focal, then by after convex lens convergence, and light is by after reflector and convex lens Form homogeneous circular cone light beam, its range, the uniformity of ground light and ground intensity of illumination can meet and be actually needed, Reflector and convex lens with the use of reducing glare effects, it is ensured that the normal driving operations of driver.

Claims (6)

1. a kind of efficient LED lamp reflective module, it is characterised in that：Including shell, radiator, reflector, convex lens and LED light Source, sets LED light source at the one end open of reflector, the LED light source is crimped on radiator upper surface, and the other end of reflector is opened Convex lens are installed at mouthful, are stretched out at the end face outside of the shell that the convex lens are filled from radiator upper surface, the one end open Internal diameter less than another end opening internal diameter, the inwall of reflector is outwardly arc by one end open to another end opening Face, the end face that the convex lens are located at another end opening of reflector is a cambered surface to convex lens sunken inside, the convex lens Surface outside reflector is an outwardly cambered surface, and one is installed on a heat sink is used for what is be connected with the LED light source Binding post.

2. a kind of efficient LED lamp reflective module according to claim 1, it is characterised in that：Reflector one end open is embedded in In the upper surface of a base, a LED integrated optical sources, the ceramic substrate end face of the LED integrated optical sources are embedded in the bottom surface of base Positioned at base end face outside and for being connected with fin, the transparent enclosure end face of the LED integrated optical sources is towards in reflector Portion is simultaneously used for transmitted ray.

3. a kind of efficient LED lamp reflective module according to claim 2, it is characterised in that：Reflector one end open is embedded in In the made setting-in seat in base upper surface, multiple support blocks for being crimped on reflector outer rim, institute are made in setting-in seat upper surface State and be set with a water proof ring on the fin that convex lens outer rim is made, the water proof ring is inlaid in made on reflector other end rims Annular groove in.

4. a kind of efficient LED lamp reflective module according to Claims 2 or 3, it is characterised in that：The height of reflector is 30 ~40 millimeters, a diameter of 28~38 millimeters of reflector one end open, be parallel to each other two of one end open and another end opening Line and reflector axis between two points that the same side end of diameter intersects with one end open and another end opening respectively Between angle be 20~28 degree, the radius of circle where the camber line of the reflector inwall between described two points is 48~58 millis Rice.

5. a kind of efficient LED lamp reflective module according to claim 4, it is characterised in that：The structure of convex lens is for 1., 2. Or 3. in any one；

1. the cone angle that the convex lens converge the ray cone for projecting is 55~65 degree, the outside of convex lens primary optical axis and base The distance between end face intersection point and primary optical axis and the outwardly cambered surface intersection point of convex lens are 73~84 millimeters, outwardly arc The radius of sphere where face is 13~23 millimeters, is 88~98 millimeters to the radius of sphere where the cambered surface of convex lens sunken inside, A diameter of 73~83 millimeters of the maximum cross-section of the vertical primary optical axis of convex lens；

Or

2. the cone angle that the convex lens converge the ray cone for projecting is 85~95 degree, the outside of convex lens primary optical axis and base The distance between end face intersection point and primary optical axis and the outwardly cambered surface intersection point of convex lens are 67~77 millimeters, outwardly arc The radius of sphere where face is 13~23 millimeters, is 88~98 millimeters to the radius of sphere where the cambered surface of convex lens sunken inside, A diameter of 73~83 millimeters of the maximum cross-section of the vertical primary optical axis of convex lens；

Or

3. the cone angle that the convex lens converge the ray cone for projecting is 115~125 degree, and convex lens primary optical axis is outer with base The distance between side end face intersection point and primary optical axis and the outwardly cambered surface intersection point of convex lens are 62~72 millimeters, outwardly The radius of sphere where cambered surface is 33~43 millimeters, is 88~98 millis to the radius of sphere where the cambered surface of convex lens sunken inside Rice, a diameter of 73~83 millimeters of the maximum cross-section of the vertical primary optical axis of convex lens.

6. a kind of efficient LED lamp reflective module according to claim 5, it is characterised in that：Make the annular groove upper end One sealing strip of common setting-in between bending edges lower end and shell lower end and radiator upper surface, the multiple peaces made in the shell The bolt connection that the lower end that dress post is passed through from bending edges installs with radiator upper surface, binding post is installed on radiator bottom surface And scavenging air valve, make multiple radiating fins on the radiator bottom surface on the outside of binding post and scavenging air valve.