CN210266786U

CN210266786U - Angle-adjustable portable projection lamp

Info

Publication number: CN210266786U
Application number: CN201921356928.8U
Authority: CN
Inventors: 张维国; 刘海陆
Original assignee: Shenzhen Unicorn Lighting Co ltd
Current assignee: Shenzhen Unicorn Lighting Co ltd
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-04-07
Anticipated expiration: 2029-08-20

Abstract

The utility model discloses a portable projection lamp with adjustable angle, which comprises a lamp body, a base and an angle adjusting bracket; the angle adjusting bracket comprises a first support arm, a second support arm and a bracket mounting plate; the first end of the first support arm is hinged with the first end of the second support arm, the second support arm is detachably connected with the lamp body through the support mounting plate, and the second end of the second support arm is hinged with the support mounting plate; the base is provided with a translation sliding rail mechanism which comprises a cross beam and two supporting beams provided with sliding grooves, and two ends of the cross beam are respectively connected with the sliding grooves of the two supporting beams in a sliding manner; and the second end of the first support arm is hinged with the top of the cross beam. The utility model discloses can realize the height control and the angular adjustment of lamps and lanterns body, can contract folding angular adjustment support simultaneously, reduce the occupation space of projecting lamp, portable, transportation, deposit, the projecting lamp can be placed and directly use on the level land, also can carry out the furred ceiling installation.

Description

Angle-adjustable portable projection lamp

Technical Field

The utility model relates to a light field especially relates to a but angle of adjustment's portable projecting lamp.

Background

The projector is a lamp whose illumination intensity on the illuminated surface is higher than that of the surrounding environment, and is also called a spotlight. 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 sites, building outlines, stadiums, overpasses, monuments, parks, flower beds and the like.

Most of the existing projection lamps are directly fixedly installed or the installation bases are large and bulky, so that the projection lamps are inconvenient to carry and transfer to use places and are not suitable for occasions needing frequent replacement of operation positions.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an angle of adjustment's portable projecting lamp can realize the height adjustment and the angular adjustment of lamps and lanterns body, can contract folding angular adjustment support simultaneously, reduces the occupation space of projecting lamp, portable, transportation, and the projecting lamp can be placed and directly use on the level land, also can carry out the furred ceiling installation.

In order to realize the purpose, the following technical scheme is adopted:

a portable projection lamp with adjustable angle comprises a lamp body, a base and an angle adjusting bracket; the angle adjusting bracket comprises a first support arm, a second support arm and a bracket mounting plate; the first end of the first support arm is hinged with the first end of the second support arm, the second support arm is detachably connected with the lamp body through the support mounting plate, and the second end of the second support arm is hinged with the support mounting plate; the base is provided with a translation sliding rail mechanism which comprises a cross beam and two supporting beams provided with sliding grooves, and two ends of the cross beam are respectively connected with the sliding grooves of the two supporting beams in a sliding manner; and the second end of the first support arm is hinged with the top of the cross beam.

Furthermore, each hinged part of the angle adjusting support and the cross beam are provided with ratchet structures capable of fixing angles.

Furthermore, locking nuts used for fixing positions are respectively arranged at the end parts of the two ends of the cross beam.

Further, the lamps and lanterns body includes openly open-ended lamp shade, sets up light source subassembly and power supply module in the lamp shade, block in the transparent cover plate of lamp shade opening part and be used for sealing up the sealing washer of lamp shade and transparent cover plate.

Furthermore, a first groove is formed in an opening in the front face of the lampshade, and a second groove is formed in the bottom of the first groove; the power supply assembly is fixedly arranged in the second groove, and the light source assembly is arranged in the first groove.

Furthermore, the two sides of the back face of the first groove of the lampshade are respectively provided with a first mounting seat and a second mounting seat, and the first mounting seats are detachably connected with the support mounting plate.

Furthermore, a plurality of first cooling fins are arranged on the back surface of the second groove of the lampshade in parallel along the length direction of the first mounting seat, and the first cooling fins and the lampshade are integrally formed; a second cooling fin is arranged between every two first cooling fins and detachably connected with the lampshade.

Furthermore, a clamping groove is formed at the joint of the lampshade and the second radiating fin, and a limiting strip is integrally formed at the connecting end of the second radiating fin in the length direction; the second radiating fin is clamped into the clamping groove through the limiting strip of the second radiating fin for installation.

Adopt above-mentioned scheme, the beneficial effects of the utility model are that:

1) the utility model can be directly used on the flat ground, the height adjustment and the angle adjustment of the lamp body can be realized through the hinged part of the angle adjustment bracket and the ratchet wheel structure, and the gravity center position of the lamp can be adjusted by the translation slide rail mechanism of the base, so that the projection lamp can be more stably placed;

2) the angle adjusting bracket can be contracted and folded, so that the occupied space of the projection lamp is reduced, and the projection lamp is convenient to carry and transport;

3) after the lamp body and the angle adjusting bracket are disassembled, the lamp body can be installed on a ceiling through the first installation seat and the second installation seat;

4) the second radiating fin on the back of the lampshade can be detached, so that dust removal and cleaning work can be conveniently carried out on the first radiating fin and the second radiating fin, and the phenomenon that dust on the first radiating fin and the second radiating fin is too much to reduce the radiating effect is avoided.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a perspective view of the lamp body of the present invention;

fig. 4 is an exploded view of the lamp body of the present invention;

fig. 5 is a perspective view of the lifting state of the utility model;

wherein the figures identify the description:

1-the lamp body, 2-the base,

3-angle adjusting bracket, 11-lampshade,

12-a power supply component, 13-a light source component,

14-a transparent cover plate, 15-a sealing ring,

111-the first recess, 112-the second recess,

113-a first mounting seat, 114-a second mounting seat,

115-a first heat sink, 116-a second heat sink,

131-an LED lamp panel, 132-a reflecting cup,

21-a translational slide rail mechanism, 211-a supporting beam,

212-cross beam, 213-lock nut,

31-the second arm, 32-the first arm,

33-bracket mounting plate, 34-ratchet structure.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 5, a portable projector with adjustable angle includes a lamp body 1, a base 2, and an angle adjusting bracket 3; the angle adjusting bracket 3 comprises a first support arm 32, a second support arm 31 and a bracket mounting plate 33; the first end of the first support arm 32 is hinged with the first end of the second support arm 31, the second support arm 31 is detachably connected with the lamp body 1 through a support mounting plate 33, and the second end of the second support arm 31 is hinged with the support mounting plate 33; a translational slide rail mechanism 21 is arranged on the base 2 and comprises a cross beam 212 and two supporting beams 211 provided with sliding grooves, and two ends of the cross beam 212 are respectively connected with the sliding grooves of the two supporting beams 211 in a sliding manner; the second end of the first arm 31 is hinged to the top of the cross beam 212.

Each hinged part of the angle adjusting bracket 3 and the cross beam 212 are provided with a ratchet structure 34 capable of fixing the angle. The ends of the two ends of the beam 212 are respectively provided with a locking nut 213 for fixing the position.

The lamp body 1 includes a lamp housing 11 with an opening on the front surface, a power supply module 12 and a light source module 13 disposed in the lamp housing 11, a transparent cover plate 14 engaged with the opening of the lamp housing 11, and a sealing ring 15 for sealing the lamp housing 11 and the transparent cover plate 14. A first groove 111 is formed in the front opening of the lampshade 11, and a second groove 112 is formed in the bottom of the first groove 111; the power supply assembly 12 is arranged in the second recess 112 and the light source assembly 13 is arranged in the first recess 111.

The two sides of the back surface of the first groove 111 of the lampshade 11 are respectively provided with a first mounting seat 113 and a second mounting seat 114, and the first mounting seat 113 is detachably connected with the bracket mounting plate 33. A plurality of first cooling fins 115 are arranged on the back surface of the second groove 112 of the lampshade 11 in parallel along the length direction of the first mounting seat 113, and the first cooling fins 115 and the lampshade 11 are integrally formed; a second cooling fin 116 is arranged between every two first cooling fins, and the second cooling fin 116 is detachably connected with the lampshade 11. A clamping groove is formed at the joint of the lampshade 11 and the second radiating fin 116, and a limiting strip is integrally formed at the connecting end of the second radiating fin 116 in the length direction; the second heat sink 116 is mounted by being clipped into the card slot through the limiting bar.

The utility model discloses a theory of operation:

in this embodiment, the ratchet structure 34 can be fixed at the hinged position, so that the lamp body 1 is fixed at a certain angle or a certain height; mounting holes are formed in the periphery of the bottom of the base 2, and bolts can be used for fixing when the base is placed on flat ground as required; when the projection lamp is used, the irradiation angle of the lamp body 1 is adjusted at any time according to the change of the operation position, the angle of the angle adjusting bracket 3 is fixed through the ratchet structure 34, the position of the cross beam 212 is adjusted through the translation sliding rail mechanism 21 to adjust the gravity center position of the lamp body 1, and the projection lamp is placed stably by screwing and fixing the locking nut 213 of the projection lamp after the adjustment is finished; when the projection lamp is recovered, the lamp body 1 is detached, and the angle adjusting bracket 3 is adjusted to be in a contraction state (as shown in fig. 3), so that the projection lamp is convenient to carry and transport.

The light source assembly 13 includes an LED lamp panel 131 and a reflector 132, and the reflector 132 is installed on the LED lamp panel 131. The light source assembly 13 and the power supply assembly 12 are wired in the lampshade 11, and one side of the bottom of the second groove 112 is provided with a wiring through hole for external cables to be connected, and the wiring through hole is provided with sealing protection.

As shown in fig. 2, a limiting strip is integrally formed on the connecting end of each second heat sink 116 along the length direction, the limiting strip is a semi-cylinder integrally formed on the end of the second heat sink 116, and the limiting strip is in interference fit with the slot to limit the limiting strip in the slot. The second heat sink 116 is detached from the lamp housing 11, so that the first heat sink 115 and the second heat sink 116 can be cleaned conveniently. A plurality of reinforcing ribs are further arranged on the back face of the first groove 111 of the lampshade 11, the structural strength of the lampshade 11 can be increased, and a plurality of mounting holes are formed in the first mounting seat 113 and the second mounting seat 114, so that suspended ceiling mounting can be performed.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A portable projection lamp with adjustable angle is characterized by comprising a lamp body, a base and an angle adjusting bracket; the angle adjusting bracket comprises a first support arm, a second support arm and a bracket mounting plate; the first end of the first support arm is hinged with the first end of the second support arm, the second support arm is detachably connected with the lamp body through the support mounting plate, and the second end of the second support arm is hinged with the support mounting plate; the base is provided with a translation sliding rail mechanism which comprises a cross beam and two supporting beams provided with sliding grooves, and two ends of the cross beam are respectively connected with the sliding grooves of the two supporting beams in a sliding manner; and the second end of the first support arm is hinged with the top of the cross beam.

2. The portable adjustable angle floodlight of claim 1, wherein each of the joints of the angle-adjusting bracket and the beam are provided with a ratchet structure capable of fixing an angle.

3. The portable adjustable angle floodlight of claim 1, wherein the ends of both ends of the beam are respectively provided with a locking nut for fixing a position.

4. The portable adjustable angle floodlight of claim 1, wherein the light body comprises a front-opening lampshade, a light source module and a power supply module disposed in the lampshade, a transparent cover plate engaged with the opening of the lampshade, and a sealing ring for sealing the lampshade and the transparent cover plate.

5. The portable adjustable angle floodlight of claim 4, wherein the front opening of the lampshade is provided with a first groove, and the bottom of the first groove is provided with a second groove; the power supply assembly is fixedly arranged in the second groove, and the light source assembly is arranged in the first groove.

6. The portable adjustable angle floodlight of claim 5, wherein the first and second mounting seats are respectively disposed on two sides of the back of the first groove of the lampshade, and the first mounting seat is detachably connected to the bracket mounting plate.

7. The portable adjustable angle floodlight of claim 6, wherein the back of the second groove of the lampshade is provided with a plurality of first cooling fins in parallel along the length direction of the first mounting seat, and the first cooling fins are integrally formed with the lampshade; a second cooling fin is arranged between every two first cooling fins and detachably connected with the lampshade.

8. The portable adjustable angle floodlight of claim 7, wherein the connection between the lampshade and the second heat sink is provided with a slot, and the connection end of the second heat sink is integrally formed with a limit strip along the length direction; the second radiating fin is clamped into the clamping groove through the limiting strip of the second radiating fin for installation.