CN217273738U

CN217273738U - LED projection lamp with wide application range

Info

Publication number: CN217273738U
Application number: CN202220632149.1U
Authority: CN
Inventors: 李奇
Original assignee: Jiangmen City Ruiqi Lighting Co ltd
Current assignee: Jiangmen City Ruiqi Lighting Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-08-23
Anticipated expiration: 2032-03-22

Abstract

The utility model discloses a LED profection lamp that application occasion is wide, including first lamp stand, lamp plate and second lamp stand. The first lamp holder is provided with an accommodating cavity, and the peripheral surface of the first lamp holder is provided with a first opening communicated with the accommodating cavity; the lamp panel is arranged on the first lamp holder and is contained in the containing cavity; the second lamp holder is sleeved on the periphery of the first lamp holder and can rotate around the central axis of the first lamp holder, the peripheral surface of the second lamp holder is provided with a second opening, when the second lamp holder rotates relative to the first lamp holder, the first opening can be opposite to the second opening or the first opening is sealed by the second lamp holder, and the second lamp holder is provided with a heat dissipation structure. The projection lamp with the structure can meet the requirements of indoor use and outdoor use.

Description

LED projection lamp wide in application range

Technical Field

The utility model relates to a profection lamp field, in particular to LED profection lamp that application scenario is wide.

Background

The LED projection lamp can be applied to outdoor or indoor illumination. The high-power LED projection lamp generates heat seriously, and a heat dissipation through hole and a heat dissipation fin are usually arranged on the shell, so that the heat dissipation effect is improved, and the high-power LED projection lamp is suitable for indoor occasions. However, when such a projector is used outdoors, rainwater can enter the housing through the through hole, and the internal components of the LED projector are easily corroded and damaged for a long time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a LED profection lamp that application scenario is wide, can satisfy indoor use and outdoor use.

According to the utility model discloses LED profection lamp that application occasion is wide, including first lamp stand, lamp plate and second lamp stand. The first lamp holder is provided with an accommodating cavity, and the peripheral surface of the first lamp holder is provided with a first opening communicated with the accommodating cavity; the lamp panel is arranged on the first lamp holder and is contained in the containing cavity; the second lamp holder is sleeved on the periphery of the first lamp holder and can rotate around the central axis of the first lamp holder, second openings are formed in the peripheral surface of the second lamp holder, when the second lamp holder rotates relative to the first lamp holder, the first openings can be opposite to the second openings or the first openings are sealed by the second lamp holder, and the second lamp holder is provided with a heat dissipation structure.

According to the utility model discloses wide LED profection lamp of application scenario has following beneficial effect at least: when the projection lamp is used indoors, the second lamp holder is rotated until the first opening is opposite to the second opening, heat generated by the lamp panel can be discharged out of the projection lamp through the first opening and the second opening and can also be dissipated through the heat dissipation structure, and therefore the heat can leave the projection lamp more quickly; when the projection lamp is used outdoors, the second lamp holder can be rotated when raining, so that the second lamp holder seals the first opening, rainwater is prevented from entering the projection lamp, and heat is dissipated through the heat dissipation structure. The projection lamp with the structure can meet the requirements of indoor use and outdoor use.

According to some embodiments of the present invention, the first opening and the second opening are provided in a plurality in a one-to-one correspondence, and the first opening and the second opening are arranged around the central axis of the first lamp holder.

According to some embodiments of the utility model, heat radiation structure includes a plurality of radiating fin, radiating fin set up in the periphery wall of second lamp stand and around the central axis of first lamp stand is arranged, the second trompil sets up in adjacent two between the radiating fin.

According to the utility model discloses a some embodiments still include angle locking structure, angle locking structure is used for the locking the second lamp stand for the angle of first lamp stand.

According to some embodiments of the invention, the angle locking structure includes a screw, a through hole, a first threaded hole and a second threaded hole, the through hole is provided in the second lamp holder, the first threaded hole and the second threaded hole are provided in the first lamp holder, the first open hole is opposite to the second open hole, the first threaded hole can be opposite to the through hole, when the first open hole is closed by the second lamp holder, the second threaded hole can be opposite to the through hole, the screw is configured to pass through the through hole and be in threaded connection with one of the first threaded hole and the second threaded hole.

According to some embodiments of the utility model, the periphery wall of first lamp stand is provided with the sealing strip, the sealing strip centers on the drill way periphery setting of first trompil, the sealing strip can with the internal perisporium butt of second lamp stand.

According to the utility model discloses a some embodiments still include lamp plate drive assembly, lamp plate drive assembly with lamp plate electric connection.

According to the utility model discloses a some embodiments, lamp plate drive assembly includes housing and drive module, drive module set up in the inside of housing, the housing is provided with the line hole of crossing of adjustable size, cross the line hole and wear to be equipped with the electric wire, drive module passes through the electric wire with the lamp plate is connected.

According to some embodiments of the utility model, the housing includes main part and movable block, the movable block movably set up in the main part can be close to or keep away from the main part, the main part is provided with U type groove, the movable block is close to the one end of main part with U type groove encloses to close and forms cross the line hole.

According to some embodiments of the utility model, the main part is provided with slider portion, the movable block is provided with the spout, slider portion sliding connection in the spout.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a schematic perspective view of an LED projection lamp according to an embodiment of the present invention when a first opening and a second opening are opposite to each other;

fig. 2 is a schematic perspective view of an LED projector according to an embodiment of the present invention with a first opening closed;

fig. 3 is a cross-sectional view of a part of the LED projection lamp according to the embodiment of the present invention when the first opening and the second opening are connected;

fig. 4 is a schematic perspective view of a lamp panel driving assembly of an LED projection lamp according to an embodiment of the present invention;

fig. 5 is the utility model discloses lamp plate drive assembly's of LED profection lamp sketch map dissects.

Reference numerals:

a first lamp holder 100, a receiving cavity 110, a first opening 120;

a lamp panel 200;

the second lamp holder 300, the second opening 310, the heat dissipation structure 320, the heat dissipation fins 321, and the through holes 330;

the lamp panel driving assembly 400, the housing 410, the main body 411, the U-shaped groove 4111, the slider portion 4112, the moving block 412 and the driving module 420.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If there is a description of first and second for the purpose of distinguishing technical features only, this is not to be understood as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 3, for the wide LED projection lamp of the present invention, the lamp includes a first lamp holder 100, a lamp panel 200 and a second lamp holder 300. The first lamp holder 100 is provided with a containing cavity 110, and the circumferential surface of the first lamp holder 100 is provided with a first opening 120 communicated with the containing cavity 110; the lamp panel 200 is disposed in the first lamp holder 100 and accommodated in the accommodating cavity 110; the second lamp holder 300 is sleeved on the periphery of the first lamp holder 100 and can rotate around the central axis of the first lamp holder 100, the second opening 310 is formed in the peripheral surface of the second lamp holder 300, when the second lamp holder 300 rotates relative to the first lamp holder 100, the first opening 120 can be opposite to the second opening 310 or the first opening 120 is sealed by the second lamp holder 300, and the second lamp holder 300 is provided with a heat dissipation structure 320. When the projector lamp is used indoors, the second lamp holder 300 is rotated until the first opening 120 and the second opening 310 are opposite to each other, so that heat generated by the lamp panel 200 can be discharged out of the projector lamp through the first opening 120 and the second opening 310 and can also be dissipated through the heat dissipation structure 320, and therefore the heat can leave the projector lamp more quickly; when the projector is used outdoors and rains, the second lamp holder 300 can be rotated to close the first opening 120, so that rainwater is prevented from entering the interior of the projector, and at the moment, heat is dissipated through the heat dissipation structure 320. The projection lamp with the structure can meet the requirements of indoor use and outdoor use. Specifically, the central axis of the first lamp holder 100 refers to a geometric central axis of the first lamp holder 100, the first lamp holder 100 and the second lamp holder 300 are both of a rotator structure, the first lamp holder 100 is provided with a pivot, and the second lamp holder 300 is provided with a pivot hole, wherein the pivot is pivoted to the pivot hole, so that the second lamp holder 300 can rotate relative to the first lamp holder 100. It is conceivable that other structures are also possible without being limited to the above-described embodiment, for example, the first lamp holder 100 is provided with a pivot hole, and the second lamp holder 300 is provided with a pivot shaft, which is pivoted to the pivot hole, so that the second lamp holder 300 can be rotated with respect to the first lamp holder 100.

Referring to fig. 1 to 3, eight first and

second holes

120 and 310 are provided in one-to-one correspondence, and the first and

second holes

120 and 310 are arranged around a central axis of the first lamp socket 100. The eight first openings 120 and the eight second openings 310 are arranged, so that air can flow better when the first openings 120 and the second openings 310 are opposite, and the heat dissipation effect is improved. It is conceivable that the number of the first openings 120 and the number of the second openings 310 may be two or more, i.e., functions to improve the air flow and the heat dissipation effect.

Referring to fig. 1 to 3, the heat dissipation structure 320 includes eight heat dissipation fins 321, the heat dissipation fins 321 are disposed on the outer circumferential wall of the second lamp holder 300 and arranged around the central axis of the first lamp holder 100, and the second opening 310 is disposed between two adjacent heat dissipation fins 321. Eight heat dissipation fins 321 are arranged, and the second opening 310 is located between the two heat dissipation fins 321, so that the heat dissipation effect is improved. It is conceivable that the number of the heat dissipating fins 321 may be two or more, and the heat dissipating structure 320 may be other structures without being limited to the above embodiment, for example, the heat dissipating structure 320 may be grooves disposed on the outer circumferential surface of the second lamp holder 300, so as to increase the heat dissipating area.

Referring to fig. 1 to 3, an angle locking structure for locking an angle of the second lamp holder 300 with respect to the first lamp holder 100 is further included. The angle locking structure is provided to facilitate the second lamp holder 300 to be fixed with respect to the first lamp holder 100 when rotated to a proper angle.

Referring to fig. 1 to 3, the angle locking structure includes a screw, a passing hole 330, a first screw hole and a second screw hole, the passing hole 330 is provided to the second lamp holder 300, the first screw hole and the second screw hole are provided to the first lamp holder 100, the first screw hole can be opposite to the passing hole 330 when the first opening 120 is opposite to the second opening 310, the second screw hole can be opposite to the passing hole 330 when the first opening 120 is closed by the second lamp holder 300, and the screw is configured to pass through the passing hole 330 and be screw-coupled to one of the first screw hole and the second screw hole. The angle locking structure with the structure is simple in structure and easy to implement. It is conceivable that the number of threaded holes may also be more than two; the angle locking structure may also be other structures without being limited to the above embodiment, for example, a threaded through hole is provided on the first lamp housing, the screw is in threaded connection with the threaded through hole, and when the screw is tightened, one end of the screw abuts against the first housing, thereby achieving angle locking; or the first lamp shell and the second lamp shell are provided with pin holes, and the bolt passes through the two pin holes to realize angle locking by arranging the bolt.

Referring to fig. 1 to 3, the outer circumferential wall of the first lamp socket 100 is provided with a sealing strip, which is provided around the aperture periphery of the first opening 120, and which can abut against the inner circumferential wall of the second lamp socket 300. Specifically, the first lamp holder 100 is provided with a sealing strip on the peripheral wall, and the sealing strip is arranged around the opening periphery of the first opening 120, so that when the second lamp holder 300 closes the first opening 120, the sealing strip abuts against the second lamp holder 300, and water can be better prevented. Specifically, the sealing strip may be made of rubber.

Referring to fig. 4 to 5, the lighting panel driving assembly 400 is further included, and the lighting panel driving assembly 400 is electrically connected to the lighting panel 200. Specifically, the lamp panel driving assembly 400 may be a controller for driving the lamp panel 200 to change colors, or may be a power supply or a constant current device connected to an external power supply. Set up lamp plate drive assembly 400, be favorable to improving lamp plate 200's application scope. In this embodiment, the lamp panel driving assembly 400 and the lamp housing are separated. It is conceivable that the lamp panel driving assembly 400 may be disposed in the receiving cavity 110 of the lamp housing.

Referring to fig. 4 to 5, the lamp panel driving assembly 400 includes a housing 410 and a driving module, the driving module is disposed inside the housing 410, the housing 410 is provided with a wire passing hole with an adjustable size, a wire is inserted into the wire passing hole, and the driving module is connected to the lamp panel 200 through the wire. Through setting up the line hole of crossing of adjustable size, be favorable to the electric wire of the different diameters of adaptation, reduce the electric wire and rock the influence that causes lamp plate drive assembly 400. Specifically, the driving module is configured as a constant current device connected with an external power supply.

Referring to fig. 4 to 5, the housing 410 includes a main body 411 and a moving block 412, the moving block 412 is movably disposed on the main body 411 and can be close to or far from the main body 411, the main body 411 is provided with a U-shaped groove 4111, and one end of the moving block 412 close to the main body 411 and the U-shaped groove 4111 enclose to form a wire passing hole. The wire passing hole with the structure realizes the function of adjusting the size, and has simple structure and easy implementation. It is conceivable that the structure of the wire through hole may be other structures without being limited to the above-described embodiment, for example, a mounting hole is formed in the housing 410, an annular elastic member is mounted in the hole, the wire through hole is formed in the middle of the annular elastic member, and the size of the wire through hole can be adjusted when the annular elastic member is pressed.

Referring to fig. 4 to 5, the main body 411 is provided with a slider portion 4112, the moving block 412 is provided with a sliding groove, and the slider portion 4112 is slidably connected to the sliding groove. The movable block 412 can move relative to the main body 411 by the cooperation of the slider portion 4112 and the slide groove. It is conceivable that other configurations are also possible without being limited to the above-described embodiment, for example, the moving block 412 is provided with the slider portion 4112, the main body 411 is provided with the slide groove, and the slider portion 4112 is slidably connected to the slide groove, so that the moving block 412 can move relative to the main body 411.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. An LED projection lamp with wide application range is characterized by comprising:

the lamp holder comprises a first lamp holder (100) which is provided with an accommodating cavity (110), wherein a first open hole (120) communicated with the accommodating cavity (110) is formed in the peripheral surface of the first lamp holder (100);

the lamp panel (200) is arranged on the first lamp holder (100) and is accommodated in the accommodating cavity (110);

the second lamp holder (300) is sleeved on the periphery of the first lamp holder (100) and can rotate around the central axis of the first lamp holder (100), a second opening (310) is formed in the peripheral surface of the second lamp holder (300), when the second lamp holder (300) rotates relative to the first lamp holder (100), the first opening (120) can be opposite to the second opening (310) or the first opening (120) is sealed by the second lamp holder (300), and the second lamp holder (300) is provided with a heat dissipation structure (320).

2. The wide-application range LED projector lamp of claim 1, wherein: the first opening (120) and the second opening (310) are provided in a plurality in a one-to-one correspondence, and the first opening (120) and the second opening (310) are arranged around a central axis of the first lamp holder (100).

3. The wide-spread-application LED projector as defined in claim 2, wherein: the heat dissipation structure (320) comprises a plurality of heat dissipation fins (321), the heat dissipation fins (321) are arranged on the outer peripheral wall of the second lamp holder (300) and around the central axis of the first lamp holder (100), and the second opening (310) is arranged between two adjacent heat dissipation fins (321).

4. The wide-application LED projector lamp of claim 1, wherein: further comprising an angle locking structure for locking the angle of the second lamp holder (300) relative to the first lamp holder (100).

5. The wide-application LED projector lamp of claim 4, wherein: the angle locking structure includes a screw, a passing hole (330), a first screw hole and a second screw hole, the passing hole (330) is provided to the second lamp holder (300), the first screw hole and the second screw hole are provided to the first lamp holder (100), the first screw hole can be opposite to the passing hole (330) when the first opening (120) is opposite to the second opening (310), the second screw hole can be opposite to the passing hole (330) when the first opening (120) is closed by the second lamp holder (300), and the screw is configured to pass through the passing hole (330) and be screwed to one of the first screw hole and the second screw hole.

6. The wide-application LED projector lamp of claim 1, wherein: the periphery wall of first lamp stand (100) is provided with the sealing strip, the sealing strip centers on the orifice periphery setting of first trompil (120), the sealing strip can with the internal perisporium butt of second lamp stand (300).

7. The wide-application LED projector lamp of claim 1, wherein: still include lamp plate drive assembly (400), lamp plate drive assembly (400) with lamp plate (200) electric connection.

8. The wide-spread-application LED projector as defined in claim 7, wherein: lamp plate drive assembly (400) include housing (410) and drive module, drive module set up in the inside of housing (410), housing (410) are provided with adjustable size's line hole of crossing, cross the line hole and wear to be equipped with the electric wire, drive module passes through the electric wire with lamp plate (200) are connected.

9. The wide-application range LED projector lamp of claim 8, wherein: the housing (410) comprises a main body (411) and a moving block (412), the moving block (412) is movably arranged on the main body (411) and can be close to or far away from the main body (411), the main body (411) is provided with a U-shaped groove (4111), and one end, close to the main body (411), of the moving block (412) and the U-shaped groove (4111) enclose to form the wire passing hole.

10. The wide-spread-application LED projector as defined in claim 9, wherein: the main body (411) is provided with a sliding block portion (4112), the moving block (412) is provided with a sliding groove, and the sliding block portion (4112) is connected to the sliding groove in a sliding mode.