CN203384768U

CN203384768U - LED street lamp with adjustable lighting angle

Info

Publication number: CN203384768U
Application number: CN201320369811.XU
Authority: CN
Inventors: 陆曦
Original assignee: HANGZHOU CHINA HONGKONG FIGURES TECHNOLOGY Co Ltd
Current assignee: HANGZHOU CHINA HONGKONG FIGURES TECHNOLOGY Co Ltd
Priority date: 2013-06-25
Filing date: 2013-06-25
Publication date: 2014-01-08
Anticipated expiration: 2023-06-25

Abstract

The utility model discloses an LED street lamp with an adjustable lighting angle. The LED street lamp comprises a decorating part on the head, a lighting part in the middle and a mounting part on the tail portion. The decorating part is clamped with the lighting part and an adapter sleeve. The mounting part comprises a shell fixed with the lighting part and a connecting sleeve, a first fixing portion and a second fixing portion are arranged on one side of the shell, a plurality of grooves is arranged on the first fixing portion, a plurality of steps is arranged on the second fixing portion, step surfaces of different steps are provided with different inclined angles, two edge folds are arranged on the connecting sleeve, one of the edge folds is fixedly connected with any step surface of any step, and the other edge fold extends inside the grooves and fits with one side face of the grooves. The LED street lamp with the adjustable lighting angle is stable in mounting, flexible in angle adjustment, simple in structure and convenient to assemble and dismount LED street lamps.

Description

LED street lamp with adjustable irradiation angle

Technical Field

The utility model relates to a lighting apparatus technical field especially relates to a shine LED street lamp of angularly adjustable.

Background

Under certain forward bias voltage and injection current, holes injected into a P region and electrons injected into an N region are radiated and recombined to emit photons, so that electric energy is directly converted into light energy. The solid-state cold light source is environment-friendly and pollution-free, and has the characteristics of low power consumption, high lighting effect, long service life and the like.

The street lamp can only irradiate a certain angle range below a street lamp pole, generally, once the street lamp is installed on the street lamp pole, the irradiation direction and the irradiation range of the street lamp are fixed accordingly, the street lamp is not adjustable due to the difference of road conditions, the irradiation effect of the street lamp on the road surface is often unsatisfactory, in order to overcome the defect, the street lamp or the telegraph pole which is suitable can only be customized according to the specific road conditions, the cost is high, and the operation is complex.

Chinese patent publication No. CN202024196U discloses a street lamp with adjustable illumination angle, which comprises a housing and a connecting sleeve disposed at the tail of the housing and used for being connected with a street lamp post, wherein two vertical supporting plates are disposed at two sides of the connecting sleeve, the inner side end of the connecting sleeve is hinged to the supporting plates, two arc-shaped adjusting holes are disposed on the two supporting plates, adjusting rods passing through the adjusting holes are disposed at two sides of the outer side end of the connecting sleeve, and a nut for fixing the connecting sleeve is sleeved on a portion of the adjusting rod passing through the adjusting holes.

The regulation pole is passed through in above-mentioned patent, make to adjust the pole and slide in curved regulation hole, can realize the regulation that the street lamp shines the angle, but in this patent, the weight of whole street lamp is being born to the backup pad, the one end of backup pad is articulated with the adapter sleeve in addition, so the weight of street lamp will mainly concentrate on adjusting the pole position, because the street lamp is bulky, and make by the metal more, it is heavier, after installing a period, adjust the pole and easily take place to slide, poor stability, need regularly to inspect the regulation, complex operation.

In addition, the existing LED street lamp has a problem of complicated assembly and disassembly, for example, chinese patent publication No. 201083340Y discloses a combined LED street lamp, which includes a lamp body and an LED bulb, the lamp body includes a head section, a middle section, and a tail section, the head section is in butt joint with the middle section, the other end of the middle section is in butt joint with the tail section, a sealing gasket is arranged between the head section and the middle section, and the head section is connected with the middle section through a fastener; a sealing gasket is arranged between the tail section and the middle section, and the tail section is connected with the middle section through a fastener; the middle section is a section of section bar, and different positions have the same cross section along the length direction of the section bar, and the section bar is provided with a base plate which is composed of two flat plates arranged in a splayed shape and a connecting plate for connecting the two flat plates. The structure is extremely complex, and the operation is complex when the LED street lamp is assembled or disassembled.

SUMMERY OF THE UTILITY MODEL

The utility model provides a shine LED street lamp of angularly adjustable, the installation is firm, and the angular adjustment is nimble, and simple structure is convenient for the equipment and the dismantlement of LED street lamp.

The utility model provides an shine angularly adjustable LED street lamp comprises the installed part of the decoration of head, middle illuminating part and afterbody, decoration and illuminating part fixed connection, the installed part include:

the shell is fixed with the luminous piece, one side of the shell is provided with a first fixing part and a second fixing part, the first fixing part is provided with a plurality of grooves, the second fixing part is provided with a plurality of steps, and the step surfaces of different steps have different inclination angles;

the connecting sleeve is provided with two folded edges, one folded edge is fixedly connected with the step surface of any step, and the other folded edge extends into the groove and is attached to one side surface of the groove.

The adapter sleeve is used for installing the LED street lamp on the light pole, the utility model discloses in, the step face of fixed connection cover has different inclination, consequently, when the hem of adapter sleeve was fixed with the step face of difference, the installation angle of LED street lamp will change, and the angle of shining of light also can change thereupon from this.

According to the irradiation angle commonly used by the LED street lamp in practice, the inclination angle of the step surface and the number of steps can be set. Preferably, the number of the steps is 2-5.

When the connecting sleeve is installed with the shell, the grooves and the steps are in one-to-one correspondence, namely when the connecting sleeve is fixed, one step and one connecting sleeve are necessarily matched with each other, so that the grooves and the steps are preferably configured reasonably, and the number of the grooves is the same as that of the steps.

The inclination angles of the step surfaces of the different steps are gradually increased along the direction towards the groove. The operation of staff is convenient.

Of course, alternatively, the slope angle of the step faces of the different steps may be gradually reduced in a direction toward the trench.

Preferably, the connecting sleeve is provided with a row of screw holes arranged along the axial direction. When the connecting sleeve is sleeved on the street lamp pole, a screw rod can be used, the LED street lamp and the street lamp pole are fixed after the screw rod penetrates through the screw holes, and the specific number of the screw holes can be set according to the volume and the weight of the LED street lamp.

Further preferably, the connecting sleeve is provided with a reinforcing layer along the axial direction, and the reinforcing layer is provided with the screw hole. The enhancement layer can strengthen the intensity of adapter sleeve, has guaranteed the steadiness of LED street lamp installation.

The shell comprises a body fixed with the luminous element and a cover body surrounding the body into a cavity, the first fixing part and the second fixing part are arranged on one side of the body, one end of the cover body is hinged with the body, and the other end of the cover body extends out of the body to be in sealing fit with the luminous element.

For articulated between lid and the body, when the power supply device of LED street lamp was overhauld and was maintained to needs, only need with the lid upset, and the lid opens the back to do not break away from with the body, overhaul the back of finishing, directly with the lid upset lock can, it is extremely convenient to operate. In addition, the body is extended from one end of the cover body to be matched with the luminous piece in a sealing way, so that rainwater, dust and the like can be prevented from entering the power supply part, and the safety is high.

Preferably, one end of the cover body, which is in sealing fit with the light-emitting member, is fixedly connected with the body through a bolt. After the bolt is fixed, the cover body and the body are sealed more tightly, the dustproof and waterproof purposes are further achieved, and the risk that the cover body is overturned after being blown by strong wind can be avoided.

The cover body and the body are hinged to each other in various structural forms, as an optional mode, one end of the cover body is provided with two fixing lugs with pin holes, the body is fixed with a rotating shaft, and two ends of the rotating shaft penetrate through the two pin holes to be matched with the fixing lugs in a rotating mode.

Preferably, the body is provided with a cover plate for fixing the rotating shaft, the cover plate is provided with a groove which is matched with the shape of the rotating shaft, and the cover plate is fixed on the body through a bolt. The cover plate can firmly fix the rotating shaft on the body and is convenient to process.

As another selection mode of the hinge structure, two connecting lugs are arranged at one end of the cover body, a groove used for being matched with the free end of each connecting lug in a rotating mode is formed in the body, and a fixing cover plate used for fixing the connecting lugs is further arranged on the body.

Preferably, the cavity is divided into two cavities by a partition plate, and the partition plate is provided with wiring holes.

Preferably, a driving power supply is arranged in the cavity close to the luminous element. The driving power supply can convert commercial power into constant current to directly supply power to the light-emitting element.

In order to prevent rainwater from entering the power supply part from the wiring hole, the wiring hole is matched with and provided with a waterproof connector.

The light emitting member includes:

the two side plates are fixed on the shell through bolts, and the decorating parts are clamped on the side plates;

the LED module that the joint was just arranged side by side on two curb plates.

The LED module passes through the mode installation of joint, and simple easy operation, in addition, the illuminating part has a plurality of modules, and every module has certain output, can realize the adjustment of LED street lamp power through the quantity of adjustment LED module.

Preferably, the side panel includes:

the LED module comprises two side bars, a shell and a plurality of LED modules, wherein the two side bars are fixed on the shell through bolts;

and the two side cover plates are clamped with the side edge strips and the LED module and enclose a cavity.

The side cover plate and the side edge strips as well as the LED modules and the side edge strips are clamped, the side edge strips and the shell are connected through bolts, the structure is stable, the installation and the disassembly are convenient, the side cover plate, the side edge strips and the LED modules form a cavity, the circuit of the LED modules can be surrounded, and the LED module is more attractive.

The decoration piece can be fixedly connected with the two side strips, also can be fixedly connected with the side cover plate, also can be fixedly connected with the side strips and the side cover plate simultaneously, and can be flexibly selected.

Preferably, the inner surface of the side cover plate is provided with a slot, and the shell is provided with a pin matched with the slot. Through the cooperation of slot and contact pin, the side shroud can be firm fix on the casing, and does not need to use the bolt, and is more pleasing to the eye.

Preferably, all LED module outlets are connected to the same power supply. The space of the power supply lead in the lamp is saved, and the lamp is attractive and convenient to control.

The LED module includes:

the two sides of the radiator are respectively clamped on the corresponding side strips;

a lamp shade fixed on the radiator;

the aluminum substrate is positioned between the radiator and the lampshade and fixed on the radiator, and a plurality of LEDs are welded on the aluminum substrate.

Preferably, each side edge strip is provided with a folded edge, and the two sides of the radiator are provided with clamping grooves matched with the folded edges. Through the cooperation of hem and draw-in groove, but the joint of LED module is on two side strakes.

Preferably, a plurality of radiating fins are arranged on one side of the radiator back to the aluminum substrate. Because the LED street lamp can produce a large amount of heat in the lighting process, the arrangement of the radiating fins is favorable for heat dissipation.

Further preferably, the side surface of the heat dissipation fin is provided with a convex pattern. The raised lines increase the surface area of the radiating fins, and the radiating effect is better.

Preferably, all the LEDs are distributed in a matrix.

Preferably, a condensing lens is arranged at a position of the lampshade corresponding to each LED.

Through set up condensing lens on the lamp shade, condensing lens carries out secondary optical treatment to LED light, can adjust LED luminous angle and light ring, and the direction of accurate control light is fully distributed light on the road surface of required illumination, increases the availability factor and the luminous efficacy of light to make road surface illuminance reach evenly.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses in, the LED street lamp is provided with different inclination's step face, realizes the adjustment of LED street lamp irradiation angle through the cooperation of adapter sleeve and different step faces, and the adjustment mode is simple nimble.

(2) The utility model discloses in, for the fixed connection of face-to-face contact between the hem of adapter sleeve and the step face, the fastness is strong, and simultaneously, adapter sleeve still has a hem to stretch into the side laminating of slot and slot, has strengthened LED street lamp overall structure's steadiness more, and the angle that shines of LED street lamp is difficult for also changing.

(3) The utility model discloses a shine LED street lamp of angularly adjustable simple structure is the joint between side cover board and side strake and LED module and the side strake, is bolted connection between side strake and the installed part, and the structure is firm, and the assembly and disassembly is convenient, and the side cover board encloses into the cavity with side strake and LED module, can surround the circuit of LED module, and is more pleasing to the eye.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of an LED street lamp with adjustable illumination angle according to the present invention;

FIG. 2 is an exploded view of the LED street lamp with adjustable illumination angle shown in FIG. 1;

FIG. 3 is a schematic view of the cover of FIG. 1 in an open state;

FIG. 4 is a bottom view of the LED street lamp with adjustable illumination angle shown in FIG. 1;

FIG. 5 is a sectional view of the LED street lamp with adjustable illumination angle shown in FIG. 3 along the direction B-B;

FIG. 6 is a schematic perspective view of the LED module shown in FIG. 1;

fig. 7 is an exploded view of the LED module shown in fig. 6;

FIG. 8 is a bottom view of the LED module with the condensing lens shown in FIG. 6;

FIG. 9 is a cross-sectional view of the LED module with the condensing lens shown in FIG. 8 along the A-A direction;

fig. 10 is a front view of the LED street lamp with adjustable illumination angle (the second flange is fixed to the step surface of one of the inclined angles) according to the present invention;

fig. 11 is a front view of the LED street lamp with adjustable illumination angle (the second flange is fixed to the step surface with another inclination angle) according to the present invention;

wherein,

1-a mounting member; 2-a light emitting member; 3-a decorative piece; 101-a body;

102-a cover body; 103-connecting lugs; 104-a first groove; 105-a fixed cover slip;

106-a separator; 107-wiring holes; 108-a watertight joint; 109-a driving power supply;

110-a second seal ring; 111-connecting sleeves; 112-a trench; 113-step;

114-a first hem; 115-second hem; 116-a reinforcement layer;

21-an LED module; 22-side bar; 23-side cover plate;

2101-base; 2102-aluminum substrate; 2103-heat sink fins; 2104-card slot;

2105-a first sealing ring; 2106-lamp shade; 2107-a second groove; 2108-slot;

2109-a condenser lens.

Detailed Description

The present invention will be further explained with reference to the following specific examples.

As shown in fig. 1 and 4, the LED street lamp with adjustable illumination angle of the present embodiment is composed of a head decoration 3, a middle light emitting member 2 and a tail installation member 1.

As shown in fig. 2, the mounting member 1 includes a housing and a connection sleeve 111. The shell comprises a body 101 and a cover body 102, the cover body 102 and the body 101 enclose a cavity, one end of the cover body 102 extends out of the body 101 to be in sealing fit with the luminous element 2, the other end of the cover body 102 is welded with two connecting lugs 103, of course, the two connecting lugs 103 can be fixed on the body 101 through a fixed cover plate 105, one end of the body 101 is provided with two first grooves 104, and the end part of the free end of each connecting lug 103 is in running fit with the first groove 104, so that the cover body 102 can be hinged and turned.

As another option of the hinge structure, one end of the cover body is provided with two fixing lugs with pin holes, one end of the body is fixed with a cover plate through a bolt, the cover plate is provided with a groove, a rotating shaft matched with the groove in shape is arranged in the groove, when the cover plate is fixed through the bolt, the rotating shaft is also fixed on the body, and during installation, two ends of the rotating shaft penetrate through the pin holes on the two fixing lugs, so that the cover body can be turned over.

In addition, the body 101 and the end of the light emitting element 2 close to each other are fixedly connected to the cover 102 by two bolts, so that the structure between the body 101 and the cover 102 is more stable, and the sealing performance is better, and in order to enhance the sealing performance, a second sealing ring 110 is further disposed between the cover 102 and the body 101, and the second sealing ring 110 is distributed around the body 101.

A partition 106 is further disposed in a cavity enclosed by the main body 101 and the cover 102, the partition 106 divides the cavity into two parts, and a driving power supply 109 is disposed in the cavity adjacent to the light emitting element 2 for supplying power to the light emitting element 2. A wiring hole 107 is formed in the partition plate 106, and a waterproof connector 108 is further installed in the wiring hole 107 in a matched mode, so that rainwater is prevented from entering a power supply portion.

As shown in fig. 4 and 5, the side of the body 101 away from the light emitting element 2 further has a first fixing portion and a second fixing portion, the first fixing portion has three grooves 112, the second fixing portion has three steps 113, the three steps have different inclination angles, and the inclination angles of the three steps 113 gradually increase along the direction toward the grooves 112, the connecting sleeve 111 has two flanges, which are respectively a first flange 114 and a second flange 115, the first flange 114 and the second flange 115 are named only for distinguishing different flanges, the first flange 114 and the second flange 115 both have two screw holes, one of the two flanges is fixedly connected with a step surface of any one of the steps 113 through a bolt, and the other flange extends into the groove 114 and is attached to one side surface of the groove 114.

It should be noted that the number of the grooves and the steps and the inclination angle of the step surface can be specifically set according to the actual application.

The connecting sleeve 111 is provided with a reinforcing layer 116 along the axial direction, the reinforcing layer is provided with two screw holes which are arranged along the axial direction of the connecting sleeve 111, when the connecting sleeve 111 is sleeved on a street lamp pole, a screw rod can be used, and the LED street lamp and the street lamp pole are fixed after the screw rod penetrates through the screw holes.

The luminous part 2 comprises side bars 22, an LED module 21 and a side cover plate 23, wherein the side bars 22 play a role of bearing the LED module 21, and each side bar 22 is fixedly connected with the body 101 of the mounting part 1 through two bolts.

The number of the LED modules 21 is four, the output power of each LED module 21 is 30W, the outgoing lines of the four LED modules are connected with the same power supply, the space of power supply leads in the lamp is saved, and the LED lamp is attractive and convenient to control.

The number of the side cover plates 23 is two, each side cover plate 23 is clamped with the LED module 21 and one side edge strip 22 to form a cavity, the circuit of the LED module 21 can be formed in a surrounding mode, and the LED module is more attractive. The inner surface of the side cover plate 23 is further provided with a slot 2108, the body 101 of the mounting member 1 is further provided with a pin (not shown) matched with the slot 2108, and the side cover plate 23 and the body 101 are firmly fixed together through the matching of the slot 2108 and the pin.

Fig. 6 to 9 show the structure of the LED module in the LED street lamp with adjustable illumination angle according to the embodiment, and it can be seen that the LED module 21 includes a heat sink, an aluminum substrate 2012 and a lampshade 2106.

The radiator comprises a base 2101 and radiating fins 2103, the base 2101 is flat, eleven radiating fins 2103 are fixed on the front surface of the base 2101, the eleven radiating fins 2103 are mutually parallel and are distributed at equal intervals, the side surface of each radiating fin 2103 is provided with a plurality of convex patterns, and the convex patterns enable the surface area of the radiating fins 2103 to be increased, so that the radiating performance of the radiator is enhanced. The base 2101 also has the welding of draw-in groove 2104 in the both sides, and every side strake 22 of illuminating part 2 all is equipped with matched with hem with it, and during the installation, LED module 21 is through draw-in groove 2104 and the mutually supporting card of hem to the side strake 22.

An aluminum substrate 2102 is fixed to the back surface of the base 2101, the aluminum substrate 2102 and the base 2101 are connected by bolts, the aluminum substrate 2102 is a carrier of an LED and is rectangular, and the shape of the aluminum substrate 2102 can be set according to specific production requirements. The aluminum substrate 2102 has 18 LEDs soldered thereto, and all the LEDs are distributed in a matrix on the aluminum substrate 2102.

The lampshade 2106 is usually made of PVC, the lampshade 2106 is fixed on the base 2101 by bolts, the lampshade 2106 is further provided with a second groove 2107, a first sealing ring 2105 is arranged in the second groove 2107, the first sealing ring 2105 is distributed around the aluminum substrate 2102, when the lampshade 2106 is installed on the base 2101, the first sealing ring 2105 can seal the space between the lampshade 2106 and the base 2101, so that all LEDs are in a sealed environment, and the light emitted by the LEDs is prevented from being dissipated.

The part of the lampshade 2106 corresponding to each LED is also provided with a condensing lens 2109, and the condensing lens 2109 is made of glass material and has good light transmission performance.

Decoration 3 can make whole LED street lamp more pleasing to the eye, and 3 fixed connection of decoration are on side strake and side apron.

In the equipment the utility model discloses a during the LED street lamp of shining angle adjustable, assemble the installed part earlier: the connecting lug of the cover body is fixed on the body through the fixing cover plate, the cover body and the body are fixed through the bolts, the shell is assembled, the end portion of the connecting lug can rotate in the first groove, when the power supply portion of the LED street lamp is overhauled, the bolt fixed between the cover body and the body is unscrewed, the cover body can be turned over (as shown in figure 3), and operation is convenient. After the shell is assembled, one folding edge of the connecting sleeve is deeply inserted into the groove of the body to be attached to the side face of the groove, the other folding edge of the connecting sleeve is fixed with the step face of one step of the body through a bolt, and the installation angles of the LED street lamps are different due to the fact that the inclination angles of the step faces are different.

After the installed part is assembled, the LED module is assembled again: the aluminum substrate is fixed on the base through the bolts, the first sealing ring is arranged in the second groove of the lampshade, and finally the lampshade is fixed with the base through the bolts. After the LED module is assembled, the two side edge strips are fixed on the body through bolts, the LED module is clamped on the two side edge strips, the two side cover plates are covered, the decorating part is installed at last, and the LED module is assembled after the LED module is connected. The LED street lamp can be installed on a street lamp pole through a connecting sleeve.

When adjusting the angle of illumination of LED street lamp, can with the hem cooperation of adapter sleeve suitable angle the step face can, be worth noting that fixed mutually can be first hem with the step face, also can be the second hem, if: when the first folding edge is fixed with the step surface and the second folding edge is attached to the side surface of the groove, the connecting sleeve is in a horizontal installation state as shown in fig. 5, the first folding edge is fixed with the step surfaces with different inclination angles, and the installation angles of the LED street lamp are different; and when the second flange is fixed with the step surface and the first flange is attached to the side surface of the groove, the connecting sleeve is in a vertical installation state, the second flange is fixed with the step surfaces with different inclination angles, the installation angles of the LED street lamps are different, and as shown in fig. 10 and 11, the mounting can be specifically selected according to actual conditions.

Claims

1. The utility model provides an shine angularly adjustable LED street lamp comprises the installed part of the decoration of head, middle illuminating part and afterbody, decoration and illuminating part fixed connection, its characterized in that, the installed part include:

2. The LED street lamp with adjustable illumination angle as claimed in claim 1, wherein the inclination angles of the step surfaces of different steps are gradually increased along the direction towards the groove.

3. The LED street lamp with adjustable illumination angle as claimed in claim 1, wherein the housing comprises a body fixed to the illuminating member and a cover enclosing a cavity with the body, the first fixing portion and the second fixing portion are disposed on one side of the body, one end of the cover is hinged to the body, and the other end of the cover extends out of the body to be in sealing engagement with the illuminating member.

4. The LED street lamp with the adjustable irradiation angle as claimed in claim 3, wherein the cover has two engaging lugs at one end thereof, the body has a groove for rotatably engaging with the free end of the engaging lug, and the body further has a fixing cover for fixing the engaging lug.

5. The LED street lamp with adjustable illumination angle as set forth in claim 1, wherein the light emitting member comprises:

6. The LED street lamp with adjustable illumination angle as set forth in claim 5, wherein the side plate comprises:

7. The LED street lamp with adjustable illumination angle as claimed in claim 6, wherein the inner surface of the side cover plate is provided with a slot, and the housing is provided with a pin matching with the slot.

8. The LED street lamp with adjustable illumination angle as set forth in claim 6, wherein the LED module comprises:

a lamp shade fixed on the radiator;

9. The LED street lamp with adjustable illumination angle as claimed in claim 8, wherein each side bar is provided with a folded edge, and the heat sink is provided with a slot on both sides for matching with the folded edge.

10. The LED street lamp with the adjustable illumination angle as claimed in claim 8, wherein a condensing lens is disposed at a position of the lamp cover corresponding to each LED.