CN210319652U

CN210319652U - LED light projector

Info

Publication number: CN210319652U
Application number: CN201921612418.2U
Authority: CN
Inventors: 罗紫全; 唐杰; 陈业兴; 李光伟
Original assignee: Shenzhen Ex Lighting Technology Holdings Co Ltd
Current assignee: Shenzhen Ex Lighting Technology Holdings Co Ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-04-14
Anticipated expiration: 2029-09-25

Abstract

The embodiment of the utility model provides a LED projection lamp, which comprises an LED lamp main body and a mounting bracket connected with the LED lamp main body and used for being fixed on a corresponding fixture, wherein the mounting bracket comprises a fixed bracket fixed on the corresponding fixture and a movable bracket with one end fixed on the LED lamp main body and the other end pivoted with the fixed bracket, a first shaft hole and a second shaft hole are respectively arranged on the fixed bracket and the movable bracket, in addition, a bolt passes through the first shaft hole and the second shaft hole and then is screwed with a nut to urge the fixed bracket to be abutted against the movable bracket, the side surface of the fixed bracket abutted against the movable bracket is provided with a plurality of first indexing structures which are radially and uniformly distributed relative to the first shaft hole, the side surface of the movable bracket abutted against the fixed bracket is correspondingly provided with a plurality of second indexing structures which are radially and uniformly distributed relative to the second shaft hole, when, the first indexing structure and the second indexing structure which are respectively arranged on the fixed frame and the movable frame are engaged in a concave-convex matching way. This embodiment can conveniently adjust and fixed irradiation angle.

Description

LED light projector

Technical Field

The embodiment of the utility model provides a relate to LED lighting technology field, especially relate to a LED projecting lamp.

Background

When the LED projecting lamp is used, because there is different demand to luminous angle and direction, the current LED projecting lamp regulation shines the structural style of angle and all is that the drain pan that directly passes through the LED projecting lamp is connected fixedly with the fixed bolster, when the angle is shone in the regulation, need unscrew the bolt earlier, rotatory LED projecting lamp obtains the angle that wants to shine after, screws up the screw once more and accomplishes fixedly, relies on the frictional resistance between bolt and the drain pan to fix the LED projecting lamp at the angle of confirming. After the regulation number of times increases, bolt and projecting lamp contact surface wearing and tearing are excessive easily appear, lead to frictional resistance not enough and not hard up, moreover, if the LED projecting lamp is heavier, only rely on the frictional resistance between bolt and the drain pan also hardly to fix the LED projecting lamp effectively at the angle of confirming.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a technical problem who solves provides a LED projecting lamp, can conveniently adjust and fix the angle of shining.

In order to solve the above technical problem, an embodiment of the present invention first provides the following technical solution: an LED projection lamp comprises an LED lamp main body and a mounting bracket which is connected with the LED lamp main body and is used for being fixed on a corresponding fixture, wherein the mounting bracket comprises a fixed bracket which is used for being fixed on the corresponding fixture and a movable bracket of which one end is fixed on the LED lamp main body and the other end is pivoted with the fixed bracket, a first shaft hole and a second shaft hole are respectively arranged on the fixed bracket and the movable bracket, in addition, a bolt penetrates through the first shaft hole and the second shaft hole and then is screwed with a nut to impel the fixed bracket to be abutted against the movable bracket, the side surface of the fixed bracket which is abutted against the movable bracket is provided with a plurality of first indexing structures which are radially and uniformly distributed relative to the first shaft hole, the side surface of the movable bracket which is abutted against the fixed bracket is correspondingly provided with a plurality of second indexing structures which are radially and uniformly distributed relative to the second shaft hole, when the, the first indexing structure and the second indexing structure which are respectively arranged on the fixed frame and the movable frame are engaged in a concave-convex matching way.

Further, the first indexing structure is an indexing convex strip, and the second indexing structure is an indexing groove; alternatively, the first indexing structure is an indexing groove and the second indexing structure is an indexing rib.

Further, the LED lamp main body comprises a bottom shell which is formed by sectional materials and is in a long strip shape, and an LED light-emitting module which is assembled in the bottom shell.

Further, the relative both sides wall surface of drain pan still is formed with the throat groove that runs through the drain pan along length direction, the relative both sides of adjustable shelf still correspond protruding the stretching respectively and are formed with the linking arm, the end of linking arm form cross sectional shape and size with the sliding connection portion of the inner chamber cross sectional shape and the size looks adaptation in throat groove, just the thickness that corresponds to the position in throat groove notch of linking arm is less than the notch width, the adjustable shelf with the terminal sliding connection portion sliding connection of the linking arm of both sides in the throat inslot and laminate mutually with the inner wall in throat groove.

Furthermore, the inner cavity of the necking groove is a through hole with a circular cross section, and the sliding connection part of the connecting arm is a cylinder with a side surface connected with the main body part of the connecting arm.

Furthermore, a first screw hole is formed in the connecting arm, and a screw is screwed in the first screw hole, and the inner end face of the screw is tightly abutted to the outer side face of the corresponding side wall of the bottom shell so as to fix the movable frame on the bottom shell.

Furthermore, the connecting arm is further provided with a through hole, the bottom shell is correspondingly provided with a second screw hole, and a screw passes through the through hole in the movable frame and is screwed in the second screw hole in the bottom shell to fix the movable frame on the bottom shell.

Furthermore, the LED light-emitting module is a plurality of series LED point light source modules arranged along the length direction of the bottom shell.

Furthermore, the number of the mounting brackets is at least two and the mounting brackets are respectively assembled at the preset positions of the bottom shell.

Furthermore, an elastic washer is sleeved between the tail of the bolt and the nut.

After the technical scheme is adopted, the embodiment of the utility model provides an at least, following beneficial effect has: the embodiment of the utility model provides a installing support adopts the components of a whole that can function independently structure of mount and adjustable shelf, it is convenient to install, and the first shaft hole and the second shaft hole that encircle mount and adjustable shelf respectively set up first graduation structure and second graduation structure, through the mutual butt interlock of first graduation structure and second graduation structure and realize the location of mount and adjustable shelf, avoided the contact surface between mount and the adjustable shelf long-time use back because wearing and tearing lead to the unable fixed phenomenon of angle of illumination of projecting lamp, can effectively fix the angle of illumination of projecting lamp. Moreover, when the irradiation angle of the LED lamp body needs to be adjusted, the bolt is loosened to enable the first indexing structure and the second indexing structure to be disengaged from each other, the LED lamp body can be conveniently adjusted to the required irradiation angle, the bolt is screwed again to enable the first indexing structure and the second indexing structure to be engaged again, and the irradiation angle can be conveniently adjusted and fixed.

Drawings

Fig. 1 is a schematic view of a split state of an optional embodiment of the LED projector of the present invention.

Fig. 2 is a schematic perspective view of an optional embodiment of the LED projector of the present invention.

Fig. 3 is a schematic side view of the LED projector according to the present invention after adjusting the illumination angle.

Detailed Description

The present application will now be described in further detail with reference to the accompanying drawings and specific examples. It is to be understood that the following illustrative embodiments and description are only intended to illustrate the present invention, and are not intended to limit the present invention, and features in the embodiments and examples may be combined with each other in the present application without conflict.

As shown in fig. 1 to 3, an embodiment of the present invention provides an LED projection lamp, including an LED lamp main body 1 and a mounting bracket 5 connected to the LED lamp main body 1 and used for fixing to a corresponding fixture 3, where the mounting bracket 5 includes a fixing frame 50 used for fixing to the corresponding fixture 3, a movable frame 52 having one end fixed to the LED lamp main body 1 and the other end pivoted to the fixing frame 50, the fixing frame 50 and the movable frame 52 are respectively provided with a first shaft hole 501 and a second shaft hole 521, and a bolt 7 is passed through the first shaft hole 501 and the second shaft hole 521 and then screwed with a nut 70 to urge the fixing frame 50 and the movable frame 52 to abut against each other, the side of the fixing frame 50 abutting against the movable frame 52 is provided with a plurality of first indexing structures 503 which are radially and uniformly distributed relative to the first shaft hole 501, and the side of the movable frame 52 abutting against the fixing frame 50 is provided with a plurality of first indexing structures 503 which are uniformly and radially distributed relative to the second And the distributed second indexing structures 523 are arranged, and when the fixed frame 50 is abutted to the movable frame 52, the first indexing structures 503 and the second indexing structures 523 which are respectively arranged on the fixed frame 50 and the movable frame 52 are engaged in a concave-convex matching manner.

The embodiment of the utility model provides a mounting bracket 5 adopts the components of a whole that can function independently structure of mount 50 and adjustable shelf 52, it is convenient to install, and first shaft hole 501 and second shaft hole 521 that encircle mount and adjustable shelf respectively set up first graduation structure 503 and second graduation structure 523, realize mount 50 and adjustable shelf 52's location through the mutual butt interlock of first graduation structure 503 and second graduation structure 523, avoided the contact surface between mount 50 and the adjustable shelf 52 long-time use back because wearing and tearing lead to the unable fixed phenomenon of angle of illumination of projecting lamp, can effectively fix the angle of illumination of projecting lamp. Moreover, when the irradiation angle of the LED lamp body 1 needs to be adjusted, the bolt 7 is loosened to disengage the first indexing structure 503 and the second indexing structure 523, so that the LED lamp body 1 can be conveniently adjusted to the required irradiation angle, and then the bolt 7 is tightened again to engage the first indexing structure 503 and the second indexing structure 523 again, so that the irradiation angle can be conveniently adjusted and fixed.

In an optional embodiment of the present invention, the first indexing structure 501 is an indexing protrusion, and the second indexing structure 503 is an indexing groove; alternatively, the first indexing structure 501 is an indexing groove, and the second indexing structure 503 is an indexing rib. In the present embodiment, one of the first indexing structure 501 and the second indexing structure 503 is an indexing groove, and the other is an indexing rib, so that the LED lamp body 1 can be effectively fixed at a desired illumination angle. In the embodiment shown in fig. 1 to 3, the first indexing structure 501 and the second indexing structure 503 are indexing ribs and indexing grooves, respectively.

In an optional embodiment of the present invention, the LED lamp body 1 includes a bottom shell 10 formed by a long strip shape and an LED light emitting module 12 assembled in the bottom shell 10. The LED lamp body 1 of the embodiment is directly made of the sectional material into the bottom shell to assemble the LED light-emitting module 12, the sectional shape of the sectional material is high in designability, a lamp with a proper shape can be conveniently designed, the structural size precision of the sectional material is guaranteed, and the assembly is convenient.

In an optional embodiment of the present invention, the outer surfaces of the two opposite side walls of the bottom casing 10 are further formed with a necking groove 101 penetrating through the bottom casing 10 along the length direction, the two opposite sides of the movable frame 52 are further formed with a connecting arm 525 corresponding to the protruding extension respectively, the end of the connecting arm 523 forms the cross section and the size and the sliding connection portion 5250 adapted to the cross section and the size of the inner cavity of the necking groove 101, the thickness of the connecting arm 525 corresponding to the notch of the necking groove 101 is smaller than the width of the notch, and the movable frame 52 is slidably connected to the sliding connection portion 5250 at the end of the connecting arm 525 at the two sides in the necking groove 101 and is attached to the inner wall of the necking groove 101. In this embodiment, the sliding connection portion 5250 at the end of the connecting arm 525 is matched with the notch 101 on the bottom case 10, so that the relative position between the movable frame 72 and the bottom case 10 can be adjusted at will according to the specific length of the bottom case 10, and during specific assembly, the sliding connection portion 5250 of the connecting arm 525 can be directly slid into the notch 101 from one end of the bottom case 10, which is very convenient; in addition, the thickness of the portion of the connecting arm 525 corresponding to the notch of the throat groove 101 is made smaller than the width of the notch, preventing the connecting arm 525 from coming out of the notch of the throat groove 101.

In an alternative embodiment of the present invention, the inner cavity of the necking groove 101 is a through hole having a circular cross section, and the sliding portion 5250 of the connecting arm 525 is a cylinder connected to the main body portion of the connecting arm 525 at the side. In this embodiment, the necking grooves 101 and the sliding connection portions 5250 are respectively formed by through holes and cylinders with circular cross sections, so that the structure is simple, and the connecting arm 525 can slide in the necking grooves 101 conveniently.

In an optional embodiment of the present invention, the connecting arm 525 further has a first screw hole 5252, and a screw 5254 is screwed into the first screw hole 5252 and tightly abuts against the outer side surface of the corresponding side wall of the bottom case 10 at the inner end surface to fix the movable frame 52 to the bottom case 1. In the present embodiment, the screw 5254 is screwed into the first screw hole 5252 and the inner end surface is tightly abutted to the corresponding side wall of the bottom case 10, and during specific assembly, the position of the movable frame 52 can be adjusted only by unscrewing the screw 5254 and separating the screw 5254 from the bottom case 10, without completely unscrewing the screw 5254, thereby improving the assembly efficiency.

In an optional embodiment of the present invention, the connecting arm 525 further has a through hole 5256, the bottom case 10 has a second screw hole 103 correspondingly, and a screw 5254 passes through the through hole 5256 of the movable frame 52 and is screwed into the second screw hole 103 of the bottom case 10 to fix the movable frame 52 to the bottom case 10. In the embodiment, the screw 105 passes through the through hole 5256 of the movable frame 52 and is screwed into the second screw hole 103 of the bottom case 10, so that the movable frame 52 can be effectively locked and prevented from sliding after the movable frame 52 slides in place.

In an optional embodiment of the present invention, the LED lighting module 12 is a plurality of serial LED point light source modules 121 installed along the length direction of the bottom case 10. In this embodiment, the LED light emitting module 12 employs a plurality of LED point light source modules 121 connected in series, so that the light emitting surface of the bottom case 10 can uniformly diffuse light, and the irradiation efficiency is higher.

In an optional embodiment of the present invention, the mounting brackets 5 are at least two and respectively assembled at predetermined positions of the bottom case 1. This embodiment all sets up installing support 5 in the preset position department at the relative both ends of drain pan 10, and LED lamp main part 1 is stronger at the stability after the installation is fixed, and is more convenient when adjusting LED light projector lamp and shine the angle. In addition, as in the embodiment of fig. 1, one of the two mounting brackets 5 is screwed into the second screw hole 103 of the bottom case 10 through a screw 5254 for fixing, and the other is screwed into the first screw hole 5252 of the connecting arm 525 through a screw 5254, so that when the position of the movable frame 52 is specifically adjusted, only the screw 5254 screwed into the first screw hole 5252 of the connecting arm 525 needs to be screwed, and one of the movable frames 52 needs to be adjusted.

In an optional embodiment of the present invention, an elastic washer 72 is further sleeved between the tail portion of the bolt 7 and the nut 70. Elastic washer 72 is established through the cover on bolt 7 to this embodiment, has effectively promoted bolt 7's lock solid stability, ensures that the light irradiation angle of LED projecting lamp can not change easily.

While the embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many modifications may be made by one skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.

Claims

1. An LED projection lamp comprises an LED lamp main body and a mounting bracket which is connected with the LED lamp main body and is used for being fixed on a corresponding fixture, and is characterized in that the mounting bracket comprises a fixed bracket which is used for being fixed on the corresponding fixture, and a movable bracket of which one end is fixed on the LED lamp main body and the other end is pivoted with the fixed bracket, a first shaft hole and a second shaft hole are respectively arranged on the fixed bracket and the movable bracket, a bolt penetrates through the first shaft hole and the second shaft hole and then is screwed with a nut to enable the fixed bracket to be abutted against the movable bracket, a plurality of first indexing structures which are radially and uniformly distributed relative to the first shaft hole are arranged on the side surface of the fixed bracket abutted against the movable bracket, a plurality of second indexing structures which are radially and uniformly distributed relative to the second shaft hole are correspondingly arranged on the side surface of the movable bracket abutted against the fixed bracket, when the fixed frame is abutted to the movable frame, the first indexing structure and the second indexing structure on the fixed frame and the movable frame are respectively arranged in a concave-convex matching and meshing mode.

2. The LED light projector as claimed in claim 1, wherein the first indexing structure is an indexing rib and the second indexing structure is an indexing groove; alternatively, the first indexing structure is an indexing groove and the second indexing structure is an indexing rib.

3. The LED floodlight of claim 1 or 2, wherein the LED lamp body comprises a bottom case formed of a profile in an elongated shape and an LED light emitting module assembled in the bottom case.

4. The LED spot light according to claim 3, wherein the outer surfaces of two opposite side walls of the bottom housing are further formed with a necking groove penetrating the bottom housing along the length direction, two opposite sides of the movable frame are further correspondingly formed with connecting arms protruding and extending, the end of each connecting arm is formed with a sliding connection portion having a cross section shape and a size matched with those of the inner cavity of the necking groove, the thickness of the portion of each connecting arm corresponding to the notch of the necking groove is smaller than the width of the notch, and the movable frame is slidably connected in the necking groove by the sliding connection portions at the ends of the connecting arms at the two sides and attached to the inner wall of the necking groove.

5. The LED light projector as claimed in claim 4, wherein the cavity of the slot is a through hole with a circular cross section, and the sliding portion of the connecting arm is a cylinder connected laterally to the main portion of the connecting arm.

6. The LED spot light of claim 4, wherein the connecting arm further comprises a first screw hole, and a screw is screwed into the first screw hole and abuts against the outer side of the corresponding side wall of the bottom case at the inner end surface to fix the movable frame on the bottom case.

7. The LED spot light of claim 4, wherein the connecting arm further comprises a through hole, the bottom housing correspondingly comprises a second screw hole, and a screw passes through the through hole of the movable frame and is screwed into the second screw hole of the bottom housing to fix the movable frame to the bottom housing.

8. The LED light projector as claimed in claim 3, wherein the LED light emitting module is a plurality of serial LED point light source modules installed along a length direction of the bottom chassis.

9. The LED floodlight of claim 3, wherein the mounting brackets are at least two and are respectively assembled at predetermined positions of the bottom case.

10. The LED light projector as claimed in claim 1, wherein an elastic washer is further provided between the tail of the bolt and the nut.