CN108679500B

CN108679500B - LED projecting lamp of light projection angularly adjustable

Info

Publication number: CN108679500B
Application number: CN201810327566.3A
Authority: CN
Inventors: 蔡成凤; 方文发; 孟成
Original assignee: Anhui Zhengfei Information Technology Co ltd
Current assignee: Anhui Zhengfei Information Technology Co ltd
Priority date: 2018-04-12
Filing date: 2018-04-12
Publication date: 2020-04-21
Anticipated expiration: 2038-04-12
Also published as: CN108679500A

Abstract

The invention discloses an LED projection lamp with an adjustable projection angle, which comprises a housing, wherein one side of the housing is provided with an opening, an LED lamp arranged along the length direction of the housing is arranged in the housing, a cover plate is fixedly sleeved at the opening of the housing, one side of the housing, which is far away from the cover plate, is provided with a containing tank arranged along the length direction of the housing, a rotating shaft arranged along the length direction of the containing tank is movably sleeved in the containing tank, a protective cover fixedly connected with the housing is arranged at the opening of the containing tank, one side of the protective cover, which is far away from the housing, is provided with two groups of channels arranged along the length direction of the protective cover, the two groups of channels are symmetrically arranged along the protective. The adjustable fixing plate is simple in structure, convenient and quick to operate, on one hand, the position of the fixing plate used for being arranged on the projection lamp can be adjusted, the adjustable fixing plate is suitable for being installed and fixed on different occasions, and on the other hand, the projection angle of the projection lamp can be adjusted.

Description

LED projecting lamp of light projection angularly adjustable

Technical Field

The invention relates to the technical field of projection lamps, in particular to an LED projection lamp with an adjustable projection angle.

Background

The projector is a lamp that specifies that the illuminance on the illuminated surface is higher than that in the surrounding environment. Also known as spotlights. In general, it can be aimed in any direction and has a structure that is not affected by the climatic conditions. The method is mainly used for large-area operation field mines, building outlines, stadiums, overpasses, monuments, parks, flower beds and the like. Thus, almost all large area lighting fixtures used outdoors can be considered as floodlights. The emergent light beam angle of the projection lamp is wide and narrow, the variation range is 0-180 degrees, the light beam which is very narrow is called as a searchlight, the light projection direction of the traditional projection lamp is fixed, and the adjustment is inconvenient, so that the LED projection lamp with the adjustable projection angle is needed.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides an LED projection lamp with an adjustable projection angle.

In order to achieve the purpose, the invention adopts the following technical scheme:

a LED projection lamp with adjustable projection angle comprises a housing with an opening at one side, an LED lamp arranged along the length direction of the housing is arranged in the housing, a cover plate is fixedly sleeved at the opening of the housing, a holding tank arranged along the length direction of the housing is arranged at one side of the housing far away from the cover plate, a rotating shaft arranged along the length direction of the holding tank is movably sleeved in the holding tank, an adjusting lantern ring is fixedly sleeved at the outer ring of the rotating shaft, a protective cover fixedly connected with the housing is arranged at the opening of the holding tank, two groups of channels arranged along the length direction of the protective cover are arranged at one side of the protective cover far away from the housing, the two groups of channels are symmetrically arranged along the protective cover, fixing rods arranged along the length direction of the channels are fixedly sleeved between the inner side walls at the two sides of the two groups of channels, movable lantern, the one end welding that the movable rod stretched into the protection casing has the regulating plate of convex structure, and the one end welding that the movable rod stretches out the protection casing has the fixed plate, and the one side welding that two sets of movable lantern rings are close to each other has the push pedal that is located the inside L type structure of protection casing, and the top screw thread of push pedal has cup jointed the adjusting screw who cup joints with the protection casing activity, and the adjustment mechanism who is connected with adjusting screw is installed to one side that two sets of push pedals are close to.

Preferably, the adjusting mechanism comprises an adjusting rod movably sleeved with the protective cover, a bevel gear is fixedly sleeved at the bottom of one end, extending into the protective cover, of the adjusting rod, a gear fixedly sleeved with the adjusting screw is meshed at one side of the bevel gear, and a turntable is fixedly sleeved at one end, extending out of the protective cover, of the adjusting rod.

Preferably, the outer ring of the adjusting lantern ring is provided with clamping teeth of a long-strip-shaped structure distributed along the axis array of the adjusting lantern ring, one side, close to the adjusting lantern ring, of the adjusting plate is welded with a rack of an annular structure, and the rack is meshed with the clamping teeth.

Preferably, the guiding groove of two sets of rectangular shape structures is seted up to one side that the housing was kept away from to the protection casing, and the inside sliding connection of guiding groove has the sleeve, and telescopic link has been cup jointed in telescopic inside activity, and telescopic link stretches into telescopic one end welding has the spring, and telescopic one end is stretched out to the telescopic link and the fixed plate is articulated.

Preferably, the outer ring of the movable sleeve ring is provided with a limit groove which is coaxial with the movable sleeve ring, and the limit groove is movably sleeved with the movable rod.

Preferably, one end of the rotating shaft extending out of the housing is welded with an adjusting turntable, and the outer ring of the adjusting screw rod is provided with two groups of external threads which are symmetrically arranged along the adjusting screw rod and are in threaded sleeve connection with the push plate.

The invention has the beneficial effects that:

through the LED lamp that sets up on the housing, the apron, the holding tank, the adjusting collar, the protection casing, the passageway, the dead lever, the movable sleeve ring, the movable rod, the spacing groove, the regulating plate, the push pedal, adjusting screw, the fixed plate, adjustment mechanism, the guiding groove, sleeve and telescopic link, simple structure convenient operation is swift, can adjust the position that is used for the fixed plate of settling on the projecting lamp on the one hand, and the installation that is fit for different occasions is fixed, and on the other hand can adjust the projection angle of projecting lamp.

Drawings

Fig. 1 is a schematic structural diagram of an LED projection lamp with an adjustable projection angle according to the present invention;

fig. 2 is a top view of an LED projection lamp with an adjustable projection angle according to the present invention;

fig. 3 is a schematic structural diagram of a movable collar of an LED projection lamp with an adjustable projection angle according to the present invention.

In the figure: the LED lamp comprises a housing 1, an LED lamp 2, a cover plate 3, a containing groove 4, an adjusting sleeve ring 5, a protective cover 6, a channel 7, a fixing rod 8, a movable sleeve ring 9, a movable rod 10, a limiting groove 11, an adjusting plate 12, a push plate 13, an adjusting screw 14, a fixing plate 15, an adjusting mechanism 16, a guide groove 17, a sleeve 18 and a telescopic rod 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, an LED projection lamp with adjustable projection angle comprises a housing 1 with an opening at one side, an LED lamp 2 arranged along the length direction of the housing 1 is installed inside the housing 1, a cover plate 3 is fixedly sleeved at the opening of the housing 1, an accommodating groove 4 arranged along the length direction of the housing 1 is installed at one side of the housing 1 away from the cover plate 3, a rotating shaft arranged along the length direction of the accommodating groove 4 is movably sleeved inside the accommodating groove 4, an adjusting sleeve ring 5 is fixedly sleeved on the outer ring of the rotating shaft, a protective cover 6 fixedly connected with the housing 1 is installed at the opening of the accommodating groove 4, two groups of channels 7 arranged along the length direction of the protective cover 6 are installed at one side of the protective cover 6 away from the housing 1, the two groups of channels 7 are symmetrically arranged along the protective cover 6, a fixing rod 8 arranged along, the outer lane activity of two sets of dead levers 8 has cup jointed the activity lantern ring 9, the outer lane activity of the activity lantern ring 9 has cup jointed the movable rod 10 that sets up perpendicularly with dead lever 8, the one end welding that movable rod 10 stretched into protection casing 6 has the regulating plate 12 of arc structure, the one end welding that movable rod 10 stretched out protection casing 6 has fixed plate 15, the one side welding that two sets of activity lantern rings 9 are close to each other has the push pedal 13 that is located the inside L type structure of protection casing 6, the top screw thread of push pedal 13 has cup jointed the adjusting screw 14 that cup joints with protection casing 6 activity, the adjustment mechanism 16 of being connected with adjusting screw 14 is installed to one side that two sets of push.

The adjusting mechanism 16 comprises an adjusting rod movably sleeved with the protective cover 6, a bevel gear is fixedly sleeved at the bottom of one end, extending into the protective cover 6, of the adjusting rod, one side of the bevel gear is meshed with a gear fixedly sleeved with an adjusting screw 14, a rotary disc is fixedly sleeved at one end, extending out of the protective cover 6, of the adjusting rod, clamping teeth of elongated structures distributed along the axis of the adjusting sleeve 5 are arranged on the outer ring of the adjusting sleeve 5, racks of annular structures are welded at one side, close to the adjusting sleeve 5, of the adjusting plate 12 and meshed with the clamping teeth, two groups of guide grooves 17 of elongated structures are arranged at one side, far away from the housing 1, of the protective cover 6, a sleeve 18 is connected inside the guide grooves 17 in a sliding manner, a telescopic rod 19 is movably sleeved inside the sleeve 18, a spring is welded at one end, extending into the sleeve 18, of the telescopic rod 19 is hinged with, and the limiting groove 11 is movably sleeved with the movable rod 10, one end of the rotating shaft extending out of the housing 1 is welded with an adjusting turntable, and the outer ring of the adjusting screw 14 is provided with two groups of external threads which are symmetrically arranged along the adjusting screw 14 and are in threaded sleeve connection with the push plate 13.

The working principle is as follows: when adjusting the position between two sets of fixed plates 15, the rotating disc on the adjusting mechanism 16 is rotated, then the adjusting rod is rotated, so that the bevel gear drives the gear on the adjusting screw 14 to rotate, thereby rotating the adjusting screw 14, then the push plates 13 are moved under the set of adjusting screw 14, because the adjusting screw 14 is provided with the external threads which are symmetrically arranged, the two sets of push plates 13 are moved towards the directions which are close to or away from each other, thereby adjusting the position between the fixed plates 15, thereby facilitating the installation at different positions, at this time, the rack on the adjusting plate 12 on the movable rod 10 slides along the length direction of the latch, when the adjusting rotating disc at one end of the rotating shaft is screwed, the rotating shaft drives the adjusting lantern ring 5 to rotate, thereby pushing the movable rod 10 to rotate along the fixed rod 8, thereby adjusting the angle between the housing 1 and the fixed plates 15, thereby realizing the, this design simple structure convenient operation is swift, can adjust the position that is used for the fixed plate of settling on the projecting lamp on the one hand, and the installation that is fit for different occasions is fixed, and on the other hand can adjust the light projecting angle of projecting lamp.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a LED projecting lamp of light projection angularly adjustable, including one side seted up open-ended housing (1), a serial communication port, the internally mounted of housing (1) has LED lamp (2) that set up along housing (1) length direction, housing (1) opening part fixed cover has been connect apron (3), housing (1) keeps away from one side of apron (3) and sets up holding tank (4) that set up along housing (1) length direction, the inside activity of holding tank (4) is cup jointed the pivot that sets up along holding tank (4) length direction, the outer lane of pivot is fixed to be cup jointed adjusts lantern ring (5), the opening part of holding tank (4) is installed and is fixed the protection casing (6) of being connected with housing (1), one side that housing (1) was kept away from to protection casing (6) is seted up two sets of passageway (7) that set up along protection casing (6) length direction, and two sets of passageway (7, fixed rods (8) arranged along the length direction of the channels (7) are fixedly sleeved between the inner side walls of the two sides of the two groups of channels (7), movable lantern rings (9) are movably sleeved on the outer rings of the two groups of fixed rods (8), movable rods (10) perpendicular to the fixed rods (8) are movably sleeved on the outer rings of the movable lantern rings (9), an adjusting plate (12) of a circular arc structure is welded at one end, extending into the protective cover (6), of each movable rod (10), one end, extending out of the protective cover (6), of each movable rod (10) is welded with a fixed plate (15), push plates (13) of an L-shaped structure and located inside the protective cover (6) are welded at one sides, close to each other, of the two groups of movable lantern rings (9), adjusting screws (14) movably sleeved with the protective cover (6) are sleeved on the top threads of the push plates (13), and adjusting mechanisms (16);

the outer ring of the adjusting sleeve ring (5) is provided with clamping teeth of a long strip-shaped structure distributed along the axis of the adjusting sleeve ring (5) in an array manner, one side of the adjusting plate (12) close to the adjusting sleeve ring (5) is welded with a rack of an annular structure, and the rack is meshed with the clamping teeth; the adjusting mechanism (16) comprises an adjusting rod movably sleeved with the protective cover (6), a bevel gear is fixedly sleeved at the bottom of one end, extending into the protective cover (6), of the adjusting rod, a gear fixedly sleeved with the adjusting screw rod (14) is meshed at one side of the bevel gear, and a turntable is fixedly sleeved at one end, extending out of the protective cover (6), of the adjusting rod; two groups of guide grooves (17) with strip-shaped structures are formed in one side, away from the housing (1), of the protective cover (6), a sleeve (18) is connected to the interior of each guide groove (17) in a sliding mode, a telescopic rod (19) is movably sleeved in each sleeve (18), a spring is welded at one end, extending into each sleeve (18), of each telescopic rod (19), and one end, extending out of each sleeve (18), of each telescopic rod (19) is hinged to the fixing plate (15); the outer ring of the movable sleeve ring (9) is provided with a limiting groove (11) which is coaxial with the movable sleeve ring (9), and the limiting groove (11) is movably sleeved with the movable rod (10); the one end welding that the pivot stretches out housing (1) has the regulation carousel, and the outer lane of adjusting screw (14) is seted up two sets of external screw threads that cup joint with push pedal (13) screw thread that set up along adjusting screw (14) symmetry.