CN220750066U

CN220750066U - Projecting lamp

Info

Publication number: CN220750066U
Application number: CN202322470884.4U
Authority: CN
Inventors: 朱胜; 丁艳和
Original assignee: Dongguan Aiduo Illumination Co ltd
Current assignee: Dongguan Aiduo Illumination Co ltd
Priority date: 2023-09-11
Filing date: 2023-09-11
Publication date: 2024-04-09
Anticipated expiration: 2033-09-11

Abstract

The utility model discloses a projecting lamp, which comprises: the base is provided with an installation cavity with one open end, and one surface of the base facing the opening is provided with at least two installation holes communicated with the installation cavity; the battery power supply is arranged in the mounting cavity; the mounting sheet is connected with the base and positioned at the opening of the base; and each lamp body is positioned at the outer side of the mounting cavity and detachably connected with the corresponding mounting hole, and each lamp body is electrically connected with the battery power supply. The battery power supply of the projection lamp is arranged in the mounting cavity of the base, and the lamp body is arranged outside the mounting cavity of the base, so that the battery power supply and the lamp body are arranged separately, and the projection lamp can avoid the mutual influence of heat emitted by the battery power supply and the lamp body when working for a long time, thereby avoiding poor heat dissipation of the projection lamp and ensuring the service lives of the battery power supply and the lamp bulb.

Description

Projecting lamp

Technical Field

The utility model relates to the technical field of lamps, in particular to a projection lamp.

Background

The projection lamp is used for a sports hall, an exhibition hall or a shop window showcase and the like, and the projection area can be opened under the irradiation of the projection lamp, so that the visibility is improved.

In order to facilitate the use of the conventional projection lamp, a battery power supply is generally arranged in a shell of the projection lamp, and supplies power for a bulb of the projection lamp.

Disclosure of Invention

The utility model mainly aims to provide a projection lamp which solves the problem that heat generated by a battery power supply and a bulb in the related art during working is mutually influenced.

In order to achieve the above object, the present utility model provides a projector, comprising: the base is provided with an installation cavity with one open end, and one surface of the base facing the opening is provided with at least two installation holes communicated with the installation cavity; a battery power supply mounted within the mounting cavity; the mounting piece is connected with the base and is positioned at the opening of the base; and each lamp body is positioned at the outer side of the mounting cavity and detachably connected with the corresponding mounting hole, and each lamp body is electrically connected with the battery power supply.

In some embodiments, the lamp body includes a adapting seat and a light-emitting lamp tube, one end of the adapting seat is detachably connected with the mounting hole, and the light-emitting lamp tube is rotatably connected with the other end of the adapting seat.

In some embodiments, an outer peripheral wall of one end of the adapter seat connected with the mounting hole is provided with external threads, and the mounting hole is internally provided with internal threads matched with the external threads.

In some embodiments, the light-emitting lamp tube is provided with a rotation hole, the adapter is provided with a threaded hole, the lamp body further comprises a bolt, one end of the bolt penetrates through the rotation hole and is in threaded connection with the threaded hole, so that the light-emitting lamp tube is in rotary connection with the adapter, and the other end of the bolt is located outside the rotation hole.

In some embodiments, the axis of the bolt and the axis of the mounting hole of the adaptor are perpendicular to each other.

In some embodiments, one end of the bolt outside the rotation hole is provided with a screwing bump.

In some embodiments, the light-emitting lamp barrel is provided with first saw teeth at an edge of one end hole of the rotating hole, the first saw teeth are arranged along the circumferential direction of the rotating hole, and the adapter seat is provided with second saw teeth in meshed fit with the first saw teeth.

In some embodiments, the mounting hole comprises a first section and a second section, the first section having an inner diameter greater than an inner diameter of the second section, the second section being provided with the internal thread; the lamp body further comprises a positioning nut and a waterproof ring, wherein the positioning nut is in threaded connection with the external threads of the adapter seat, the waterproof ring is arranged at the step part where the first section is connected with the second section, and the adapter seat is in threaded connection with the mounting hole, so that one end, back to the adapter seat, of the positioning nut abuts against the waterproof ring.

In some embodiments, the adaptor is hollow, and a via hole is formed at a rotation connection position of the light-emitting lamp tube and the adaptor.

In some embodiments, the light-emitting lamp tube comprises a tube body, a lamp panel, a reflecting cup and a lens, wherein the lamp panel, the reflecting cup and the lens are installed in the tube body, the lamp panel is electrically connected with the battery power supply, the reflecting cup is arranged in a conical tube shape, the narrow-mouth end of the reflecting cup is adjacent to the lamp panel, and the lens is installed in the tube body in a sealing mode and is adjacent to the wide-mouth end of the reflecting cup.

The technical scheme of the utility model has the beneficial effects that:

according to the projection lamp, the battery power supply is arranged in the mounting cavity of the base, and the lamp body is arranged outside the mounting cavity of the base, so that the battery power supply and the lamp body are arranged separately, and when the projection lamp works for a long time, the mutual influence of heat emitted by the battery power supply and the lamp body can be avoided, the poor heat dissipation of the projection lamp is further avoided, and the service lives of the battery power supply and the lamp bulb are ensured.

Drawings

FIG. 1 is a schematic view of a projector according to an embodiment of the utility model;

FIG. 2 is a schematic view of another view angle of a projector according to an embodiment of the utility model;

FIG. 3 is an exploded view of a projector according to an embodiment of the present utility model;

FIG. 4 is a schematic view of the lamp body in FIG. 1;

fig. 5 is an exploded view of the lamp body of fig. 1.

Reference numerals illustrate:

100. a base; 100a, a mounting cavity; 100b, mounting holes; 100c, internal threads; 200. a battery power supply; 300. a mounting piece; 400. a lamp body; 410. an adapter; 400a, threaded holes; 410b, external threads; 410c, second serrations; 420. a luminescent lamp tube; 420a, a rotation hole; 420b, via holes; 420c, first serrations; 421. a cylinder; 422. a lamp panel; 423. a reflective cup; 424. a lens; 430. a bolt; 431. twisting the protruding block; 440. positioning a nut; 450. and (5) a waterproof ring.

Detailed Description

The following description of the embodiments of the present utility model will be made more clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.

In view of the technical drawbacks of the related art, the present utility model provides a projection lamp, please refer to fig. 1 to 3, which includes: a base 100, a battery power source 200, a mounting plate 300, and at least two lamp bodies 400; the base 100 is provided as a mounting structure for each component of the projector, and the shape thereof is various, and the base 100 may be provided as a square body, a cylinder or other shapes, which are not particularly limited herein. The base 100 has an installation cavity 100a with one open end, and at least two installation holes 100b which are communicated with the installation cavity 100a are arranged on the surface of the base 100 facing the open end.

With continued reference to fig. 2, the battery power source 200 is installed in the installation cavity 100a, and specifically, the battery power source 200 is installed in the installation cavity 100a by a detachable connection manner, so that the battery power source 200 is convenient for dismounting, replacing, maintaining and charging.

Further, each lamp body 400 is located outside the installation cavity 100a and detachably connected to the corresponding installation hole 100b, and each lamp body 400 is electrically connected to the battery power supply 200. The lamp body 400 is located outside the mounting cavity 100a and isolated from the battery power supply 200, so that the heat generated by the battery power supply 200 and the lamp body 400 during operation has small mutual influence, and the heat dissipation is more beneficial to the respective heat dissipation, and the influence of the heat on the respective electrical components due to the excessive concentration is avoided.

In addition, the lamp bodies 400 are detachably connected to the corresponding mounting holes 100b in various manners, each lamp body 400 may be detachably connected to the corresponding mounting hole 100b by a fastening connection manner, each lamp body 400 may be detachably connected to the corresponding mounting hole 100b by a screw locking connection manner, and each lamp body 400 may be connected to the corresponding mounting hole 100b by other detachable connection manners, which is not particularly limited herein.

The mounting plate 300 is connected with the base 100 and is positioned at an opening of the base 100; the mounting plate 300 is used for being connected with an external connection structure, for example, when the projection lamp is arranged, the mounting plate 300 can be connected with the external connection structure such as a cabinet body, a fixing rod and the like for supporting the structure for placing the projection lamp, and then the base 100 is connected with the mounting plate 300, so that the projection lamp can be arranged at a required position.

The projecting lamp of the utility model can be provided with two lamp bodies 400 or three lamp bodies 400, and the number of the lamp bodies 400 arranged in the projecting lamp of the utility model is not limited; in an embodiment of the utility model, two lamp bodies 400 are provided, two mounting holes 100b are provided on the base 100 at intervals, and the two lamp bodies 400 are detachably connected with the corresponding mounting holes 100b.

In order to facilitate the user to irradiate the required area with the projection lamp, in this embodiment, the lamp body 400 includes an adapter 410 and a light-emitting lamp barrel 420, one end of the adapter 410 is detachably connected to the mounting hole 100b, and the light-emitting lamp barrel 420 is rotatably connected to the other end of the adapter 410. So the user can carry out the angle modulation to lamp body 400 according to own demand, makes the profection lamp shine required region.

In order to facilitate connection of the adapter 410 with the mounting hole 100b, an outer circumferential wall of one end of the adapter 410 connected with the mounting hole 100b is provided with an external thread 410b, and an internal thread 100c engaged with the external thread 410b is provided in the mounting hole 100b. The internal and external threads 410b are adopted to be matched and connected reliably and firmly, and meanwhile, the lamp body 400 is convenient to disassemble and assemble.

Referring to fig. 3 to 5, in some embodiments, the light-emitting lamp barrel 420 is provided with a rotation hole 420a, the adaptor 410 is provided with a threaded hole 400a, the lamp body 400 further includes a bolt 430, one end of the bolt 430 passes through the rotation hole 420a to be in threaded connection with the threaded hole 400a, so that the light-emitting lamp barrel 420 is in rotational connection with the adaptor 410, and the other end of the bolt 430 is located outside the rotation hole 420 a. So set up, the luminescent lamp tube 420 can rotate through bolt 430 and adapter 410 to the one end that is located the rotation hole 420a outside through bolt 430 presss from both sides tight luminescent lamp tube 420, can make luminescent lamp tube 420 and adapter 410 relatively fixed, makes things convenient for the luminescent lamp tube 420 to fix after angle regulation.

Further, considering that the user needs to use a tool when screwing the bolt 430, it is inconvenient for the user to operate, and therefore, in order to facilitate the user to operate and adjust the angle of the light-emitting lamp barrel 420, in this embodiment, the end of the bolt 430 located outside the rotation hole 420a is provided with a screwing bump 431, and the user can directly screw the screwing bump 431 to screw or unscrew the bolt 430.

With continued reference to fig. 4, in some embodiments, the axis of the bolt 430 and the axis of the mounting hole 100b corresponding to the adaptor 410 are disposed perpendicular to each other, so that the exposed end of the bolt 430 is located at the side of the adaptor 410, which is convenient for the user to twist and adjust.

In addition, considering that the clamping force of the bolt 430 alone is easily insufficient to clamp the light-emitting lamp barrel 420, the light-emitting lamp barrel 420 is inclined under the action of gravity and cannot be irradiated to a position required by a user, in order to avoid the insufficient clamping force of the bolt 430 to clamp the light-emitting lamp barrel 420, in this embodiment, referring to fig. 4 and 5, a first saw tooth 420c is disposed at an end hole edge of the light-emitting lamp barrel 420a, the first saw tooth 420c is disposed along a circumferential direction of the rotation hole 420a, and the adapter 410 is provided with a second saw tooth 410c engaged with the first saw tooth 420c, so that friction force can be increased by engaging the first saw tooth 420c with the second saw tooth 410c to avoid the light-emitting lamp barrel 420 from rotating under the action of gravity.

Considering that the junction between the luminescent lamp tube 420 and the mounting hole 100b of the adapter 410 is easily permeated with water when the projection lamp is used outdoors in rainy days, so that the electrical junction between the luminescent lamp tube 420 and the battery power supply 200 is easily short-circuited, in order to avoid the water permeation at the location of the mounting hole 100b, in some embodiments, the mounting hole 100b includes a first section and a second section, the inner diameter of the first section is larger than the inner diameter of the second section, and the second section is provided with the internal thread 100c; the lamp body 400 further comprises a positioning nut 440 and a waterproof ring 450, the positioning nut 440 is in threaded connection with the external thread 410b of the adapter seat 410, the waterproof ring 450 is arranged at the step where the first section is connected with the second section, and the adapter seat 410 is in threaded connection with the mounting hole 100b, so that one end, facing away from the adapter seat 410, of the positioning nut 440 abuts against the waterproof ring 450.

In this way, the adaptor 410 is screwed with the mounting hole 100b, and the positioning nut 440 can squeeze the waterproof ring 450, so as to ensure the tightness of the mounting hole 100b of the base 100; in addition, due to the positioning nut 440, the positioning nut 440 can be reversely screwed after the adapter 410 is in threaded connection with the mounting hole 100b, so that the double threads are formed to prevent loosening, and the connection between the lamp body 400 and the base 100 is ensured to be firm and stable.

Further, to facilitate the conduction of current from the battery power source 200 into the light-emitting light canister 420, in some embodiments, the adaptor 410 is hollow, and a via 420b is provided at the rotational connection of the light-emitting light canister 420 and the adaptor 410. So the electric cable can be led out from the battery power supply 200 arranged in the mounting cavity 100a, pass through the hollow part of the adapter 410, and be electrically connected with the light emitting part in the light emitting lamp barrel 420 through the via hole 420b, so that the electric cable is prevented from being exposed outside, and the overall appearance structure of the projection lamp is ensured to be concise.

In order to make the light-emitting lamp barrel 420 focus during operation and not to cause the failure of the light-emitting lamp barrel 420 due to water seepage, in this embodiment, please refer to fig. 3, the light-emitting lamp barrel 420 includes a barrel 421, and a lamp plate 422, a light reflecting cup 423 and a lens 424 mounted in the barrel 421, the lamp plate 422 is electrically connected with the battery power supply 200, the light reflecting cup 423 is in a tapered cylindrical shape, a narrow-mouth end of the light reflecting cup 423 is disposed adjacent to the lamp plate 422, and the lens 424 is mounted in the barrel 421 in a sealing manner and is disposed adjacent to a wide-mouth end of the light reflecting cup 423.

So can focus light through setting up reflection of light cup 423, and the lens 424 that sets up can bond through the inner peripheral wall of glue and barrel 421, can ensure the leakproofness of barrel 421 like this, ensure that the rainwater can not follow the gap seepage between lens 424 and the barrel 421 to lamp plate 422 department, avoid the possibility that the winged insect got into more.

The above description of the preferred embodiments of the present utility model should not be taken as limiting the scope of the utility model, but rather should be understood to cover all modifications, variations and adaptations of the present utility model using its general principles and the following detailed description and the accompanying drawings, or the direct/indirect application of the present utility model to other relevant arts and technologies.

Claims

1. A projector, the projector comprising:

the base (100) is provided with an installation cavity (100 a) with one end being opened, and one surface of the base (100) facing the opening is provided with at least two installation holes (100 b) communicated with the installation cavity (100 a);

a battery power supply (200) mounted in the mounting cavity (100 a);

a mounting plate (300) connected to the base (100) and located at an opening of the base (100);

and at least two lamp bodies (400), wherein each lamp body (400) is positioned at the outer side of the mounting cavity (100 a) and detachably connected with the corresponding mounting hole (100 b), and each lamp body (400) is electrically connected with the battery power supply (200).

2. The projector according to claim 1, wherein the lamp body (400) comprises a adapting seat (410) and a light-emitting lamp tube (420), one end of the adapting seat (410) is detachably connected with the mounting hole (100 b), and the light-emitting lamp tube (420) is rotatably connected with the other end of the adapting seat (410).

3. The projector according to claim 2, wherein an outer peripheral wall of one end of the adaptor base (410) connected to the mounting hole (100 b) is provided with an external thread (410 b), and an internal thread (100 c) engaged with the external thread (410 b) is provided in the mounting hole (100 b).

4. The projector according to claim 2, wherein the light-emitting lamp tube (420) is provided with a rotation hole (420 a) in a penetrating manner, the adapter seat (410) is provided with a threaded hole (400 a), the lamp body (400) further comprises a bolt (430), one end of the bolt (430) penetrates through the rotation hole (420 a) and is in threaded connection with the threaded hole (400 a), so that the light-emitting lamp tube (420) is in rotational connection with the adapter seat (410), and the other end of the bolt (430) is located outside the rotation hole (420 a).

5. The projector according to claim 4, wherein the axis of the bolt (430) and the axis of the mounting hole (100 b) corresponding to the adaptor (410) are disposed perpendicular to each other.

6. The projector according to claim 4, wherein one end of the bolt (430) located outside the rotation hole (420 a) is provided with a screwing protrusion (431).

7. The projector according to claim 4, wherein the light-emitting lamp tube (420) is provided with first saw teeth (420 c) at an end hole edge of the rotation hole (420 a), the first saw teeth (420 c) are arranged along a circumferential direction of the rotation hole (420 a), and the adapter seat (410) is provided with second saw teeth (410 c) engaged with the first saw teeth (420 c).

8. A projector according to claim 3, wherein said mounting hole (100 b) comprises a first section and a second section, the inner diameter of said first section being larger than the inner diameter of said second section, said second section being provided with said internal thread (100 c);

the lamp body (400) further comprises a positioning nut (440) and a waterproof ring (450), the positioning nut (440) is in threaded connection with an external thread (410 b) of the adapter seat (410), the waterproof ring (450) is arranged at the step where the first section is connected with the second section, and the adapter seat (410) is in threaded connection with the mounting hole (100 b), so that one end, facing away from the adapter seat (410), of the positioning nut (440) abuts against the waterproof ring (450).

9. The projector according to claim 2, wherein the adapter (410) is hollow, and a via hole (420 b) is provided at a rotational connection position between the light-emitting lamp tube (420) and the adapter (410).

10. The projector according to any one of claims 2 to 9, wherein the light-emitting lamp barrel (420) comprises a barrel (421) and a lamp panel (422), a light reflecting cup (423) and a lens (424) which are installed in the barrel (421), the lamp panel (422) is electrically connected with the battery power supply (200), the light reflecting cup (423) is in a conical barrel shape, a narrow opening end of the light reflecting cup (423) is adjacent to the lamp panel (422), and the lens (424) is installed in the barrel (421) in a sealing manner and is adjacent to a wide opening end of the light reflecting cup (423).