CN206727100U

CN206727100U - A kind of integrated patch LED

Info

Publication number: CN206727100U
Application number: CN201720296272.XU
Authority: CN
Inventors: 王卫国; 何细雄; 胡自立; 肖光红
Original assignee: Shenzhen Cgx Optoelectronic Technology Inc
Current assignee: Shenzhen Cgx Optoelectronic Technology Inc
Priority date: 2017-03-24
Filing date: 2017-03-24
Publication date: 2017-12-08
Anticipated expiration: 2027-03-24

Abstract

The utility model embodiment is applied to LED production technical fields, there is provided a kind of integrated patch LED.The paster LED includes plastic casing and at least two groups of LED units being connected in series, plastic casing has the cavity filled with fluid sealant, every group of LED unit includes negative conductive plate, positive conductive plate and a LED chip, negative conductive plate is embedded in plastic casing bottom spaced reciprocally with positive conductive plate, and both wherein one end are exposed in cavity, the other end is exposed outside plastic casing, and LED chip is electrically connected with positive and negative conductive plate in cavity respectively；A bulb colloid is provided with directly over LED chip in every group of LED unit.On the one hand the control circuit domestic demand avoided by using the principle of circuit connected in series partial pressure in security monitoring video camera does decompression processing, reduces circuit cost；On the other hand spotlight effect can be improved by bulb colloid being formed directly over each LED chip, reduce light loss.

Description

A kind of integrated patch LED

Technical field

The utility model belongs to LED (Light Emitting Diode, light emitting diode) production technical field, especially relates to A kind of and integrated patch LED.

Background technology

At present, because LED has the advantages that long lifespan, energy consumption are low and it is fast to start, it is widely used in security protection video camera The night vision illumination of industry.

As shown in figure 1, be existing adopting surface mounted LED, including a plastic shell 10 for carrying depressed part 60, outside plastic cement The bottom of shell 10 is provided with two pieces of spaced conductive plates 20, and one of conductive plate 20 is used to be electrically connected with positive source, Another piece of conductive plate 20 is used to be connected with power cathode.Single led chip 30 is provided with the depressed part 60 of plastic shell 10, The LED chip 30 is electrically connected on one of conductive plate, and a wire 40 is electrically connected with from LED chip and is led to another piece On electroplax, LED chip 30 is set to be connected to form path with two pieces of conductive plates 20 respectively.Depressed part 60 is filled by colloid 50, covered LED chip 30, and with the flush of the depressed part 60 of plastic shell 10.Because above-mentioned adopting surface mounted LED uses single LEDs core Piece 30, single LEDs chip 30 bear that voltage is relatively low, and the voltage of the control circuit of general security monitoring video camera is all 12V, therefore Need to do decompression processing when in use, add circuit cost.

In addition, above-mentioned adopting surface mounted LED, due to the flush of depressed part 60 of the colloid 50 and plastic shell 10 of filling, So that its lighting angle is essentially more than 120 degree, progress secondary optics processing (i.e. plus optical lens) is now needed to can be only achieved , this not only adds cost of manufacture, and certain light loss be present in the camera angle requirement of security monitoring video camera.

Utility model content

The utility model embodiment technical problem to be solved is to provide a kind of integrated patch LED, it is intended to solves The adopting surface mounted LED of prior art needs to do decompression processing in the control circuit of security monitoring video camera, the problem of increasing circuit cost.

The utility model embodiment is achieved in that a kind of integrated patch LED, including plastic casing, the plastic cement Housing has cavity, and fluid sealant is filled with the cavity, and at least two groups of LED that the paster LED also includes being connected in series are mono- Member, LED unit described in every group include negative conductive plate, positive conductive plate and a LED chip, the negative conductive plate with just Pole conductive plate is embedded in the plastic casing bottom spaced reciprocally, and both wherein one end are exposed in the cavity, The other end is exposed outside the plastic casing, the LED chip in the cavity, and respectively with the negative conductive Plate, positive conductive plate are electrically connected with；A bulb colloid, institute are provided with directly over LED chip in LED unit described in every group Bulb colloid is stated to be fixed on the fluid sealant.

Further, one end of the LED chip is electrically fixed on the positive conductive plate, the other end by wire with The negative conductive plate is electrically connected with.

Further, the negative conductive plate in LED unit described in every group is oppositely arranged with positive conductive plate.

Further, through hole is offered on the negative conductive plate and positive conductive plate, one on the plastic casing It is partially submerged into the through hole.

Further, the lateral cross section of the cavity is rounded.

Further, the longitudinal cross-section of the cavity is in inverted trapezoidal.

Further, the LED unit has three groups, and respectively the first LED unit, the second LED unit and the 3rd LED are mono- Member, the first LED unit are made up of the first positive conductive plate, the first negative conductive plate and the first LED chip, the second LED unit by Second positive conductive plate, the second negative conductive plate and the second LED chip composition, the 3rd LED unit by the 3rd positive conductive plate, 3rd negative conductive plate and the 3rd LED chips composition, first positive conductive plate, the second negative conductive plate and the 3rd positive pole Conductive plate is located at one end of the plastic casing, and second negative conductive plate is being located at the first positive conductive plate and the 3rd just Between the conductive plate of pole, first negative conductive plate, the second positive conductive plate and the 3rd negative conductive plate are located at the plastic casing The opposite other end of body, and second positive conductive plate be located at first negative conductive plate and the 3rd negative conductive plate it Between, first negative conductive plate is connected in series with the second positive conductive plate, and second negative conductive plate and the described 3rd is just Pole conductive plate is connected in series.

Further, the Probe-radius of each bulb colloid can be with equal or unequal.

Further, the height of each bulb colloid can be with equal or unequal.

Compared with prior art, beneficial effect is the utility model embodiment：The utility model on the one hand will be by negative pole The LED unit at least more than two that conductive plate, positive conductive plate and a LED chip are formed is connected in series, so as to adopt With the principle of circuit connected in series partial pressure, the total voltage needed for circuit is improved, the control circuit domestic demand avoided in security monitoring video camera is done Decompression is handled, so as to reduce circuit cost；On the other hand bulb colloid is formed directly over each LED chip, improves optically focused Effect, and the hot spot of each bulb colloid can overlap substantially, mixed light excellent in efficiency, it is not necessary to secondary optics processing is carried out again, Reduce light loss.

Brief description of the drawings

Fig. 1 is the main structure diagram for the adopting surface mounted LED that prior art provides；

Fig. 2 is Fig. 1 overlooking the structure diagram；

Fig. 3 is the main view cross-sectional view for the integrated patch LED that the utility model embodiment provides；

Fig. 4 is Fig. 3 overlooking the structure diagram；

Fig. 5 is that Fig. 3 looks up cross-sectional view；

Fig. 6 is the schematic diagram of circuit connection structure of the integrated patch LED shown in Fig. 3.

Embodiment

In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining The utility model, it is not used to limit the utility model.

As shown in Figures 3 to 6, a kind of integrated patch LED provided for the utility model embodiment, it includes plastic casing Body 1 and at least two groups of LED units being connected in series.Plastic casing 1 has cavity 6, and fluid sealant 4 is filled with cavity 6.Every group It is mutual with negative conductive plate that LED unit includes positive conductive plate, negative conductive plate and a LED chip, positive conductive plate The bottom of plastic casing 1 is embedded in every ground, and both wherein one end are exposed in cavity 6, and the other end is exposed in plastic casing 1 Outside.LED chip is electrically connected with negative conductive plate, positive conductive plate in cavity 6 respectively.Specifically, LED chip One end be electrically fixed on positive conductive plate, the other end passes through wire 3 and negative conductive plate and is electrically connected with.Every group of LED unit In negative conductive plate be oppositely arranged with positive conductive plate, offer through hole 2, plastic cement on negative conductive plate and positive conductive plate In the embedded through hole 2 of a part on housing 1, it is connected with to ensure plastic casing 1 with negative conductive plate, positive conductive plate firm Property.

The utility model embodiment is by taking three groups of LED units as an example, to integrated patch LED of the present utility model structure Illustrate, but be not limited to the group number of LED unit.Three groups of LED units are respectively the first LED unit, the second LED unit And the 3rd LED unit, the first LED unit is by 13 groups of the first positive conductive plate 11, the first negative conductive plate 12 and the first LED chip Into the second LED unit is made up of the second positive conductive plate 21, the second negative conductive plate 22 and the second LED chip 23, the 3rd LED Unit is made up of the 3rd positive conductive plate 31, the 3rd negative conductive plate 32 and the 3rd LED chip 33.First positive conductive plate 11, One end of second negative conductive plate 22 and the 3rd positive conductive plate 31 insertion plastic casing 1, and the second negative conductive plate 22 Between the first positive conductive plate 11 and the 3rd positive conductive plate 31.First negative conductive plate 12, the second positive conductive plate 21 and 3rd negative conductive plate 32 is embedded in the opposite other end of plastic casing 1, and the second positive conductive plate 21 is located at the first negative pole and led Between the negative conductive plate 32 of electroplax 12 and the 3rd.First positive conductive plate 11 is oppositely arranged with the first negative conductive plate 12, and first One end of LED chip 13 is electrically fixed on the first positive conductive plate 11, and the other end passes through the negative conductive plate of wire 3 and first 12 are electrically connected with.Second positive conductive plate 21 is oppositely arranged with the second negative conductive plate 22, and one end of the second LED chip 23 is electrical It is fixed on the second positive conductive plate 21, the other end is electrically connected with by wire 3 and the second negative conductive plate 22.3rd positive pole is led Electroplax 31 is oppositely arranged with the 3rd negative conductive plate 32, and the 3rd LED chip 32 is electrically fixed on the 3rd positive conductive plate 31, separately One end is electrically connected with by wire 3 and the 3rd negative conductive plate 32.First negative conductive plate 12 is gone here and there with the second positive conductive plate 21 Connection connection, the second negative conductive plate 22 are connected in series with the 3rd positive conductive plate 31.So, each LED can on the one hand be ensured Chip can fully radiate, and on the other hand easily can be connected in series three groups of LED units.

Above-mentioned the first positive conductive plate 11, the first negative conductive plate 12, the second positive conductive plate 21, the second negative conductive Through hole 2 is offered on plate 22, the 3rd positive conductive plate 31 and the 3rd negative conductive plate 32.A part for plastic casing 1 is embedded In through hole 2, to increase by the first positive conductive plate 11, the first negative pole is led 12 electroplaxs, the second positive conductive plate 21, the second negative pole and led The fastness that electroplax 22, the 3rd positive conductive plate 31 and the 3rd negative conductive plate 32 are connected with plastic casing 1 respectively.

In above-described embodiment, fluid sealant 4 seals the first LED chip 13, the second LED chip 23 and the 3rd LED chip 33 In cavity 6, the lateral cross section of cavity 6 is rounded, and longitudinal cross-section is in inverted trapezoidal, the first LED chip 13, the second LED chip 23 Reflecting condensation is carried out with cavity 6 of the light that the 3rd LED chip 33 is launched through plastic casing 1.Formed in the top of fluid sealant 4 Three spaced bulb colloids, respectively the first bulb colloid 51, the second bulb colloid 52 and the 3rd bulb colloid 53.Its In the first bulb colloid 51 be located at the surface of the first chip 13, the second bulb colloid 52 is located at the surface of the second chip 23, 3rd bulb colloid 53 is located at the surface of the 3rd LED chip 33, for improving the luminous efficiency and spotlight effect of LED chips, It can be used well in security monitoring video camera and all-colour LED mixed light.

In above-described embodiment, the Probe-radius of each bulb colloid can with equal or unequal, each bulb colloid Height can be with equal or unequal.Therefore, the first bulb colloid 51, the second bulb colloid 53 and the 3rd bulb colloid 53 can To adjust LED lighting angle by different height and unequal Probe-radius, reach the remote of security monitoring video camera night vision The effect that near lightning is taken into account.

In summary, the integrated patch LED of the utility model embodiment is on the one hand by by LED at least more than two Unit is connected in series, and for improving the global voltage needed for circuit, is avoided and is done in the control circuit of security monitoring video camera Decompression is handled, so as to reduce circuit cost.On the other hand, a bulb colloid is respectively formed directly over each LED chip, is used In the spotlight effect for further improving LED chip, and the hot spot of each bulb colloid can overlap substantially, and light mixing effect is good, Secondary optics processing need not be carried out again, reduce light loss.

Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model Protection domain within.

Claims

1. a kind of integrated patch LED, including plastic casing, the plastic casing has cavity, is filled with the cavity close Sealing, it is characterised in that at least two groups of LED units, the LED unit described in every group that the paster LED also includes being connected in series are equal It is embedding spaced reciprocally with positive conductive plate including negative conductive plate, positive conductive plate and a LED chip, the negative conductive plate Enter in the plastic casing bottom, and both wherein one end are exposed in the cavity, and the other end is exposed in the plastic cement Outside housing, the LED chip is electrically connected with the negative conductive plate, positive conductive plate in the cavity respectively； A bulb colloid is provided with directly over LED chip in LED unit described in every group, the bulb colloid is fixed on described close In sealing.

2. integrated patch LED as claimed in claim 1, it is characterised in that institute is electrically fixed in one end of the LED chip State on positive conductive plate, the other end is electrically connected with by wire and the negative conductive plate.

3. integrated patch LED as claimed in claim 1, it is characterised in that the negative conductive plate in LED unit described in every group It is oppositely arranged with positive conductive plate.

4. integrated patch LED as claimed in claim 1, it is characterised in that on the negative conductive plate and positive conductive plate Offer through hole, the part on the plastic casing is embedded in the through hole.

5. integrated patch LED as claimed in claim 1, it is characterised in that the lateral cross section of the cavity is rounded.

6. integrated patch LED as described in claim 5, it is characterised in that the longitudinal cross-section of the cavity is in inverted trapezoidal.

7. the integrated patch LED as described in any one in claim 1 to 6, it is characterised in that the LED unit has Three groups, respectively the first LED unit, the second LED unit and the 3rd LED unit, the first LED unit by the first positive conductive plate, First negative conductive plate and the first LED chip composition, the second LED unit by the second positive conductive plate, the second negative conductive plate and Second LED chip is formed, and the 3rd LED unit is made up of the 3rd positive conductive plate, the 3rd negative conductive plate and the 3rd LED chip, First positive conductive plate, the second negative conductive plate and the 3rd positive conductive plate are located at one end of the plastic casing, and Second negative conductive plate between the first positive conductive plate and the 3rd positive conductive plate, first negative conductive plate, Second positive conductive plate and the 3rd negative conductive plate are located at the opposite other end of the plastic casing, and second positive pole is led Electroplax between first negative conductive plate and the 3rd negative conductive plate, with the second positive pole lead by first negative conductive plate Electroplax is connected in series, and second negative conductive plate is connected in series with the 3rd positive conductive plate.

8. integrated patch LED as claimed in claim 1, it is characterised in that the Probe-radius of each bulb colloid can With equal or unequal.

9. the integrated patch LED as described in claim 1 or 8, it is characterised in that the height of each bulb colloid can be with It is equal or unequal.