CN202327741U

CN202327741U - LED module structure

Info

Publication number: CN202327741U
Application number: CN2011204610728U
Authority: CN
Inventors: 杨政慧
Original assignee: Yi Leike Electrical Equipment (ningbo) Co Ltd
Current assignee: Yi Leike Electrical Equipment (ningbo) Co Ltd
Priority date: 2011-11-21
Filing date: 2011-11-21
Publication date: 2012-07-11
Anticipated expiration: 2021-11-21

Abstract

The utility model discloses an LED module structure, which includes an LED wafer, a lens body, an outer casing and a rear cover body. A seal ring is embedded and buckled in a middle hole in the back surface of the outer casing, a countersink is made in the middle part of the seal ring, and the lens body is embedded and mounted in the countersink; an inward concave annular surface is made at the middle part on the back surface of the lens body, and the LED wafer is embedded and mounted in the inward concave annular surface; a flanging is made on the upper opening edge of the seal ring, the inner surface of the flanging and the opening edge of middle hole are in close fit, the upper surface of the flanging and the lower surface of the rear cover body are in close fit, and the rear cover body and the outer casing are tightly buckled and matched; the whole structure is assembled into one piece, so that the structure is compact; the embedded seal ring structure adopts the upper and lower tight buckling manner, so that the whole body has good seal performance and waterproof performance; heat dissipation films are glued and mounted at the outer part of the LED wafer, so that the heat dissipation performance of the wafer is improved, and meanwhile, the wafer connection firmness is enhanced; the structural design is simple; and a raised connection rod body is arranged on the rear cover body and is fixed on a lamp base by a butterfly-shaped nut, therefore, the installation is convenient and the appearance is attractive.

Description

A kind of LED modular structure

Technical field

The utility model relates to the technical field of lighting, particularly a kind of LED modular structure.

Background technology

Along with continuous progress in science and technology; The LED lighting engineering also obtains application in a big way; General LED lamp monomer whose brightness of illumination is lower, uses the combination of adopting a plurality of LED unit, just can reach the illumination of high brightness; Owing to receive the restriction of LED lamp spacing and lens sizes, cause its structure compact inadequately.It has adopted the integrated electroplax pattern of electronics knockdown LED fitting structure, and illuminator directly is formulated on the circuit board, comparatively speaking; Illuminator one is to change difficulty, the 2nd, and, clean environment degree dry to environment for use had relatively high expectations, and traditional mounting means often exists can't take into account heat sinking function and water resistance; And then reduce the LED technological deficiency in service life; If use when the relatively poor situation of environmental condition, certainly will need to optimize the structure of self light fixture, like sealing, water proofing property etc.

LED module of the prior art in order to improve the sealing of total, adopts the in the majority of rubber seal technology, promptly utilizes the elastic compression of rubber ring, reaches the sealing between each kit; Like the patent No. is the Chinese utility model patent " LED modular structure " (notification number is CN201916775U) of CN201120023330.4; Comprise heat sink and the PCB assembly of being located at heat sink one side, the PCB assembly is provided with several LED illuminators, and the opposite side of heat sink is provided with several heat-radiating rod, and the front end of PCB assembly is provided with the cloche that connects with heat sink.

Radiator structure in this design has mainly adopted heat sink and heat-radiating rod, utilizes thermal conduction principle to realize radiating effect, in view of its volume of this radiator structure is bigger, is unwell to less integrated LED lamp; The hermetically-sealed construction of this design is the sealing batten mode that has adopted plane formula, and obtaining of sealing effectiveness mainly is to go up downforce to withhold distortion and form, if the existence of problem such as buckle press is inhomogeneous, whole light fixture sealing effectiveness is relatively poor.

Summary of the invention

The utility model technical problem to be solved is the present situation to prior art, and a kind of compact conformation, easy for installation, perfect heat-dissipating and the good a kind of LED modular structure of water resistance are provided.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of LED modular structure; Include LED wafer, lenticular body, shell body and rear cover body; Shell body back side interstitial hole buckle has sealing ring, is shaped on the heavy stand hole in the middle of the sealing ring, and lenticular body is flush-mounted in this heavy stand hole; Be shaped on the indent anchor ring in the middle of the lenticular body back side, LED wafer scarf is in this indent anchor ring; The sealing ring upper edge is shaped on flange, and the inner surface of flange and middle aperture be along snug fit, flange upper surface and rear cover body lower surface snug fit, and rear cover body and shell body close apposition.

The measure of taking also comprises:

The luminosity scale platform of system indent disposes unit mirror convex body in the middle of the above-mentioned lenticular body indent anchor ring in this luminosity scale platform; The preparation of LED wafer following table wall has the unit LEDs illuminator, and each unit LEDs illuminator and the corresponding one by one pairing of unit mirror convex body.

Above-mentioned LED wafer perimeter is along being shaped on gap slot, and lenticular body indent anchor ring circle is shaped on protruding interior projection along side, and interior projection cooperates with gap slot, and the fixed-site between control LED wafer and the lenticular body.

Heat radiation film in the table wall is affixed with on the above-mentioned LED wafer, and should in heat radiation limit, film outer ring be covered in the upper edge of lenticular body simultaneously, and by the fastness that cooperates between interior heat radiation film control LED wafer and the lenticular body.

Be shaped on interior scrobicular ring in the above-mentioned sealing ring heavy stand hole, the lenticular body bottom side is shaped on protruding ring, and ring and above-mentioned interior scrobicular ring close-fitting buckle.

Above-mentioned sealing ring flange one side is shaped on the packet of outside protrusion; Shell body back side interstitial hole upper edge is shaped on recessed locating notch on one side, and locating notch cooperates with the packet buckle.

Be shaped on the ring body of indent in the middle of the above-mentioned shell body between hole wall and the shell wall, the inboard border of rear cover body is shaped on convex ring body, and convex ring body cooperates with the eye-splice of ring body.

Be shaped at least three connection projection bodies that wait radian to arrange in the above-mentioned shell body ring body, be shaped at least three recess grooves that wait radian to arrange on the rear cover body convex ring body, each recess groove cooperates with the corresponding eye-splice of connection projection body.

Be shaped on connection screw thread hole on the above-mentioned shell body connection projection body, correspondingly, be shaped on screw hole in the rear cover body recess groove; Wear in each screw hole and be furnished with the attachment screw body, and attachment screw body lower end and connection screw thread hole spin.

Be shaped on protruding connecting-rod body in the middle of the above-mentioned rear cover body upper surface, the centre of connecting-rod body is shaped on through hole.

Above-mentioned connecting-rod body outer peripheral face is shaped on threaded body, and threaded body is connected with wing nut outward, is fitted with rubber ring and stainless steel gasket between wing nut and the rear cover body upper surface.

Above-mentioned rear cover body upper surface one side is shaped on protruding cylinder, the last plane of cylinder fill up successively be furnished with rubber sleeve, the stainless steel plain cushion.

Be connected with the body of screw in the middle of the above-mentioned cylinder, and the outer ring of rubber sleeve, the equal sleeve of stainless steel plain cushion and this body of screw; Described rear cover body upper surface is affixed with outer heat radiation film.

Compared with prior art, the utility model includes LED wafer, lenticular body, shell body and rear cover body, and shell body back side interstitial hole buckle has sealing ring, is shaped on the heavy stand hole in the middle of the sealing ring, and lenticular body is flush-mounted in this heavy stand hole; Be shaped on the indent anchor ring in the middle of the lenticular body back side, LED wafer scarf is in this indent anchor ring; The sealing ring upper edge is shaped on flange, and the inner surface of flange and middle aperture be along snug fit, flange upper surface and rear cover body lower surface snug fit, and rear cover body and shell body close apposition.The advantage of the utility model is: be fitted to one to whole group structure, compact conformation; Embedded seal ring structure, and adopt the mode that links closely up and down, overall tightness is good, good waterproof performance; Mount the heat radiation film in LED wafer outside, it has also strengthened the connection fastness of wafer when improving the wafer heat radiation, simple structural design, and volume is less; Only irritate fluid sealant, reduced the use amount of fluid sealant, reduced production cost at wire hole one place of rear cover body upper surface; The connecting-rod body that a projection is arranged on the rear cover body is fixed on the lamp base with the wing nut on connecting-rod body and the connecting-rod body, and is easy for installation, appearance looks elegant.The utility model dustproof and waterproof grade can reach IP67, can prevent fully that dust from getting into, and can anti-immersion in the short time.

Description of drawings

Fig. 1 is the front schematic view of the utility model embodiment;

Fig. 2 is the schematic top plan view of Fig. 1;

Fig. 3 is that sketch map is looked on the left side of Fig. 1;

Fig. 4 is the lateral cross section cross-sectional schematic of Fig. 1;

Fig. 5 is the schematic three dimensional views of the utility model embodiment frontal;

Fig. 6 is the schematic three dimensional views of the utility model embodiment back side direction;

Fig. 7 is the three-dimensional exploded sketch map of the utility model embodiment.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

To shown in Figure 7, figure grade is explained as follows like Fig. 1: shell body 1, and ring body 1a, interstitial hole 1b connects projection body 1c, locating notch 1d, sealing ring 2; Packet 2a, flange 2b, heavy stand hole 2c, interior scrobicular ring 2d, lenticular body 3, interior projection 3a, unit mirror convex body 3b; Indent anchor ring 3c, luminosity scale platform 3d, LED wafer 4, gap slot 4a, rear cover body 5, recess groove 5a, screw hole 5b; Cylinder 5c, connecting-rod body 5d, through hole 5e, convex ring body 5f, attachment screw body 51, rubber ring 52, stainless steel gasket 53; Wing nut 54, rubber sleeve 55, stainless steel plain cushion 56, the body of screw 57, interior heat radiation film 6, film 7 dispels the heat outward.

The utility model embodiment, a kind of LED modular structure includes LED wafer 4, lenticular body 3, shell body 1 and rear cover body 5, and shell body 1 back side interstitial hole 1b buckle has sealing ring 2, is shaped on heavy stand hole 2c in the middle of the sealing ring 2, and lenticular body 3 is flush-mounted in the 2c of this heavy stand hole; Be shaped on indent anchor ring 3c in the middle of lenticular body 3 back sides, LED wafer 4 scarves are in this indent anchor ring 3c; Sealing ring 2 upper edges are shaped on flange 2b, and the inner surface of flange 2b and interstitial hole 1b mouth be along snug fit, flange 2b upper surface and rear cover body 5 lower surface snug fit, and rear cover body 5 and shell body 1 close apposition.

The luminosity scale platform 3d of system indent disposes unit mirror convex body 3b in the middle of the lenticular body 3 indent anchor ring 3c in this luminosity scale platform 3d; The preparation of LED wafer 4 following table walls has the unit LEDs illuminator, and each unit LEDs illuminator and the corresponding one by one pairing of unit mirror convex body 3b.LED wafer 4 all edges are shaped on gap slot 4a, and lenticular body 3 indent anchor ring 3c circle is shaped on protruding interior projection 3a along side, and interior projection 3a cooperates with gap slot 4a, and the fixed-site between control LED wafer 4 and the lenticular body 3.Heat radiation film 6 in the table wall is affixed with on the LED wafer 4, and should in heat radiation limit, film 6 outer ring be covered in the upper edge of lenticular body 3 simultaneously, and by the fastness that cooperates between interior heat radiation film 6 control LED wafers 4 and the lenticular body 3.

Scrobicular ring 2d in being shaped in the sealing ring 2 heavy stand hole 2c, lenticular body 3 bottom sides are shaped on protruding ring, and ring and interior scrobicular ring 2d close-fitting buckle.Sealing ring 2 flange 2b one side is shaped on the packet 2a of outside protrusion; Shell body 1 back side interstitial hole 1b upper edge is shaped on recessed locating notch 1d on one side, and locating notch 1d cooperates with packet 2a buckle.

Be shaped on the ring body 1a of indent between shell body 1 interstitial hole 1b wall and the shell wall, rear cover body 5 inboard borders are shaped on convex ring body 5f, and convex ring body 5f cooperates with ring body 1a eye-splice.Be shaped at least three connection projection body 1c that wait radian to arrange in the shell body 1 ring body 1a, be shaped at least three recess groove 5a that wait radian to arrange on the rear cover body 5 convex ring body 5f, each recess groove 5a cooperates with the corresponding eye-splice of connection projection body 1c.Be shaped on connection screw thread hole on the shell body 1 connection projection body 1c, correspondingly, be shaped on screw hole 5b in the rear cover body 5 recess groove 5a; Wear in each screw hole 5b and be furnished with attachment screw body 51, and attachment screw body 51 lower ends and connection screw thread hole spin.

Be shaped on protruding connecting-rod body 5d in the middle of rear cover body 5 upper surfaces, the centre of connecting-rod body 5d is shaped on through hole 5e; Connecting-rod body 5d outer peripheral face is shaped on threaded body, and threaded body is connected with wing nut 54 outward, is fitted with rubber ring 52 and stainless steel gasket 53 between wing nut 54 and rear cover body 5 upper surfaces; Rear cover body 5 upper surfaces one side is shaped on protruding cylinder 5c, the last plane of cylinder 5c fill up successively be furnished with rubber sleeve 55, stainless steel plain cushion 56; Be connected with the body of screw 57 in the middle of the cylinder 5c, and the outer ring of rubber sleeve 55, stainless steel plain cushion 56 equal sleeves and this body of screw 57; Rear cover body 5 upper surfaces are affixed with outer heat radiation film 7.

The structural principle of the utility model embodiment is described below:

Module by the LED wafer 4 of shell body 1 and inner sealing ring 2 thereof, lenticular body 3, aluminium base and in heat radiation film 6 form; There is groove rear cover body 5 inside, fix sealing ring 2, and sealing ring 2 plays waterproof effect; Lenticular body 3 and LED wafer 4 are put into rear cover body 5 by sealing ring 2 parcels, heat radiation film 6 in paste at LED wafer 4 backs, and lead passes from the through hole 5e of rear cover body 5; Tighten with attachment screw body 51 rear cover body 5 outsides, makes each part of module internal contact closely, last at the through hole 5e of rear cover body 5 bonnets casting glue, makes it to reach good performance of heat dissipation and water resistance.

The method of operating of the utility model embodiment is described below:

The connecting-rod body 5d that a projection is arranged on base 5 bonnets is fixed on the lamp base with the wing nut 54 on connecting-rod body 5d and the connecting-rod body 5d, and is easy for installation, appearance looks elegant.

The heat dissipation path of the utility model is following: the heat of the luminous generation of LED wafer, then be directly conducted to external environment condition forward via lenticular body 3, and then conduct to external environment condition outward backward via aluminium base, interior heat radiation film 6, rear cover body 5 and the film 7 that dispels the heat.Because the heat-conductive characteristic of aluminium base, interior heat radiation film 6 and the film 7 that dispels the heat outward is all good; Rear cover body 5 is selected the good material of conductive performance for use, therefore, and under identical working environment; The heat dispersion of the utility model will be superior to the LED module of prior art, the service life that can improve the LED module.

The advantage of the utility model is: be fitted to one to whole group structure, compact conformation; The triple waterproof types that adopt module shell, sealing ring to combine with casting glue, embedded seal ring structure, and adopt the mode that links closely up and down, overall tightness is good, good waterproof performance; Mount the heat radiation film in LED wafer outside, it has also strengthened the connection fastness of wafer when improving the wafer heat radiation, simple structural design, and volume is less; The casting glue use amount is few, and production cost is low, good waterproof performance; The connecting-rod body that a projection is arranged on the rear cover body is fixed on the lamp base with the wing nut on connecting-rod body and the connecting-rod body, and is easy for installation, appearance looks elegant.

The most preferred embodiment of the utility model is illustrated, and various variations of being made by those of ordinary skills or remodeling can not break away from the scope of the utility model.

Claims

1. LED modular structure; Include LED wafer (4), lenticular body (3), shell body (1) and rear cover body (5); It is characterized in that: described shell body (1) back side interstitial hole (1b) buckle has sealing ring (2); Be shaped on heavy stand hole (2c) in the middle of the described sealing ring (2), described lenticular body (3) is flush-mounted in this heavy stand hole (2c); Be shaped on indent anchor ring (3c) in the middle of described lenticular body (3) back side, described LED wafer (4) scarf is in this indent anchor ring (3c); Described sealing ring (2) upper edge is shaped on flange (2b), and the inner surface of flange (2b) and interstitial hole (1b) be mouthful along snug fit, flange (2b) upper surface and described rear cover body (5) lower surface snug fit, and rear cover body (5) and described shell body (1) close apposition.

2. a kind of LED modular structure according to claim 1 is characterized in that: the luminosity scale platform (3d) of system indent in the middle of described lenticular body (3) the indent anchor ring (3c), dispose unit mirror convex body (3b) in this luminosity scale platform (3d); The preparation of described LED wafer (4) following table wall has the unit LEDs illuminator, and each unit LEDs illuminator and the corresponding one by one pairing of described unit mirror convex body (3b).

3. a kind of LED modular structure according to claim 2; It is characterized in that: all edges of described LED wafer (4) are shaped on gap slot (4a); Described lenticular body (3) indent anchor ring (3c) circle is shaped on protruding interior projection (3a) along side; Interior projection (3a) cooperates with described gap slot (4a), and the fixed-site between control LED wafer (4) and the lenticular body (3).

4. a kind of LED modular structure according to claim 3; It is characterized in that: described LED wafer (4) is gone up the table wall and is affixed with interior heat radiation film (6); And should in heat radiation film (6) limit, outer ring be covered in the upper edge of lenticular body (3) simultaneously, and by the fastness that cooperates between interior heat radiation film (6) control LED wafer (4) and the lenticular body (3).

5. a kind of LED modular structure according to claim 4 is characterized in that: be shaped on interior scrobicular ring (2d) in described sealing ring (2) the heavy stand hole (2c), described lenticular body (3) bottom side is shaped on protruding ring, and ring and described interior scrobicular ring (2d) close-fitting buckle.

6. a kind of LED modular structure according to claim 5 is characterized in that: described sealing ring (2) flange (2b) side is shaped on the packet (2a) of outside protrusion; Described shell body (1) back side interstitial hole (1b) upper edge is shaped on recessed locating notch (1d) on one side, and locating notch (1d) cooperates with described packet (2a) buckle.

7. a kind of LED modular structure according to claim 6; It is characterized in that: the ring body (1a) that is shaped on indent between described shell body (1) interstitial hole (1b) wall and the shell wall; The inboard border of described rear cover body (5) is shaped on convex ring body (5f), and convex ring body (5f) cooperates with described ring body (1a) eye-splice.

8. a kind of LED modular structure according to claim 7; It is characterized in that: be shaped at least three connection projection bodies (1c) that wait radian to arrange in described shell body (1) the ring body (1a); Be shaped at least three recess grooves (5a) that wait radian to arrange on described rear cover body (5) convex ring body (5f), the corresponding eye-splice with described connection projection body (1c) of each recess groove (5a) cooperates.

9. a kind of LED modular structure according to claim 8 is characterized in that: be shaped on connection screw thread hole on described shell body (1) the connection projection body (1c), correspondingly, be shaped on screw hole (5b) in described rear cover body (5) the recess groove (5a); Wear in each screw hole (5b) and be furnished with attachment screw body (51), attachment screw body (51) lower end and described connection screw thread hole spin.

10. a kind of LED modular structure according to claim 9 is characterized in that: be shaped on protruding connecting-rod body (5d) in the middle of described rear cover body (5) upper surface, the centre of connecting-rod body (5d) is shaped on through hole (5e); Described connecting-rod body (5d) outer peripheral face is shaped on threaded body, and threaded body is connected with wing nut (54) outward, is fitted with rubber ring (52) and stainless steel gasket (53) between wing nut (54) and rear cover body (5) upper surface; Described rear cover body (5) upper surface one side is shaped on protruding cylinder (5c), the last plane of cylinder (5c) fill up successively be furnished with rubber (55), stainless steel plain cushion (56); Be connected with the body of screw (57) in the middle of the described cylinder (5c), and the outer ring of rubber sleeve (55), the equal sleeve of stainless steel plain cushion (56) and this body of screw (57); Described rear cover body (5) upper surface is affixed with outer heat radiation film (7).