CN217109283U - Novel heat radiation structure LED projecting lamp - Google Patents

Abstract

The utility model discloses a novel heat radiation structure LED projecting lamp has solved the muscle that dispels the heat on the surface of current high-power projecting lamp, by dust or make debris cover the back, influences the heat dissipation, influences the drawback of life and light efficiency. A novel heat radiation structure LED projection lamp comprises a lamp body; the lamp body is hollow, a plurality of first heat dissipation ribs at intervals protrude from the inner surface of the lamp body, a sunken mounting box is connected between the first heat dissipation ribs, and a plurality of second heat dissipation ribs at intervals protrude from the bottom surface of the mounting box; an illumination assembly is arranged in the mounting box; also comprises a rear cover; the inner part of the rear cover is sunken into a front surface opening, a cavity cover is fixed on the front surface of the rear cover and connected with the mounting box, and a gap is formed between the cavity cover and the mounting box to form a heat dissipation groove; the inside of back lid is equipped with drive power supply.

Description

Novel heat radiation structure LED projecting lamp

Technical Field

The utility model belongs to the technical field of LED light projector lamps and lanterns, specifically speaking relates to a novel heat radiation structure LED projecting lamp.

Background

With the improvement of living standard of people, the requirements of night scene illumination on lamps are higher and higher, the lamps are expected to be invisible, and under the condition of good light quality, the lamps also have the functions of decoration and environment beautification.

At present, in order to achieve a heat dissipation effect, high heat dissipation ribs in various shapes are arranged on the surface of a shell to cover a high-power LED projection lamp in the market; not only the ornamental performance is influenced, but also the integral aesthetic property of the building is influenced, and particularly the image of the building is damaged in daytime by the aid of the civil illumination. Moreover, the radiating ribs of the whole lamp body are wrapped, so that leaves, dust, scraps and the like are not easy to clear, the heat dissipation is further influenced, the LED light projection lamp generates light attenuation due to overheating, and the service life is shortened.

Disclosure of Invention

In view of the shortcoming of above background art, the utility model aims at providing a novel heat radiation structure LED projecting lamp has solved the heat dissipation muscle on the surface of current high-power projecting lamp, by dust or make debris cover the back, influences the heat dissipation, influences the drawback of life and light efficiency. And because the appearance is beautiful, the utility model also plays a certain role in decorating the use environment.

In order to solve the technical problem, the purpose of the utility model is to realize like this:

a novel heat radiation structure LED projection lamp comprises a lamp body; the lamp body is hollow, a plurality of first heat dissipation ribs at intervals protrude from the inner surface of the lamp body, a sunken mounting box is connected between the first heat dissipation ribs, and a plurality of second heat dissipation ribs at intervals protrude from the bottom surface of the mounting box; an illumination assembly is arranged in the mounting box;

also comprises a rear cover; the inner part of the rear cover is sunken into a front surface opening, a cavity cover is fixed on the front surface of the rear cover and connected with the mounting box, and a gap is formed between the cavity cover and the mounting box to form a heat dissipation groove;

the inside of back lid is equipped with drive power supply.

On the basis of the above scheme and as a preferable scheme of the scheme: a third heat dissipation rib protrudes from the outer surface of the side wall of the mounting box; the first heat dissipation rib extends to the bottom surface of the mounting box.

On the basis of the above scheme and as a preferable scheme of the scheme: the second heat dissipation rib is connected with the first heat dissipation rib in a bent mode.

On the basis of the above scheme and as a preferable scheme of the scheme: the lighting assembly comprises an LED lamp panel; the LED lamp panel passes the fix with screw on the mounting box.

On the basis of the above scheme and as a preferable scheme of the scheme: the lens and the light shield are also included; the lens is in a conical shape and covers the lamp beads of the LED lamp panel; the surface of the light shield is protruded with a fixed ring, and the side wall of the light shield is provided with a buckle head; the side wall inner surface of the mounting box is sunken to form a first clamping groove, the buckle head of the light shield is buckled into the first clamping groove of the mounting box, and the hole of the upper fixing ring is correspondingly matched with the lens.

On the basis of the above scheme and as a preferable scheme of the scheme: the inner surface of the rear cover is provided with a first connecting column in a protruding way; the top surface of the first connecting column is sunken to form a first pit; the lower surface of the cavity cover is protruded with a fixed block, and the fixed block of the cavity cover is inserted into the first concave pit of the connecting column and screwed in the screw for fixation.

On the basis of the above scheme and as a preferable scheme of the scheme: a first annular column protrudes from the middle of the bottom surface of the mounting box, and a second connecting column protrudes from the inner surface of the first annular column; a plurality of second heat dissipation ribs at intervals are arranged around the first ring column and are uniformly distributed in a ring shape; a heat dissipation hole is formed in the middle of the cavity cover, a second annular column protrudes out of the heat dissipation hole, and a third connecting column protrudes out of the inner surface of the second annular column; the second ring column is inserted into the first ring column, and the screw passes through the third connecting column and is connected and fixed with the second connecting column.

On the basis of the above scheme and as a preferable scheme of the scheme: the outer surface of the driving power supply is provided with a mounting flange in a protruding way; the inner surface of the rear cover is provided with a fourth connecting column in a protruding mode, and the mounting flange of the driving power supply is placed on the fourth connecting column and penetrates through the screw to be fixed.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

the utility model discloses a novel heat radiation structure LED projecting lamp compares with prior art, is provided with first heat dissipation muscle, second heat dissipation muscle and third heat dissipation muscle in the lamp body, and shell department between lamp body and back lid opens has the radiating groove, makes lamps and lanterns pass through the radiating groove and first heat dissipation muscle, second heat dissipation muscle and the space formation heat dissipation channel between the third heat dissipation muscle. The heat dissipation channel can form a chimney effect, and heat generated by the LED in the lamp body can be smoothly transmitted to the outside of the lamp in a convection mode through the heat dissipation channel.

The back cover is fixed at the bottom of the lamp body, a corresponding space is reserved, the heat dissipation rib at the bottom of the lamp body is provided with a certain heat dissipation space, and convection heat dissipation is carried out through a heat dissipation channel between the back cover and the shell of the lamp body.

The power is installed in the back lid, makes power and lamp body keep apart, and the heat that the power produced conducts the heat dissipation backward through the back lid, makes LED's heat distribute away through heat dissipation route and shell more easily, can not influence LED's heat dissipation because the heat that the power gived off.

1. The utility model discloses the lamps and lanterns outside does not have the heat dissipation muscle, can not stock in debris such as dust, piece, leaf and reduce the radiating effect, consequently, LED can not be because overheated and produce the light decay, has guaranteed the former life of projecting lamp.

2. Because the utility model discloses guaranteed the result of use of lamps and lanterns, the cost of maintenance change and the more expense that hanging flower basket high altitude construction dismouting and maintenance produced when having reduced lamps and lanterns and damaging.

3. The utility model discloses owing to there is not outside heat dissipation muscle, the screw can not be seen to the outward appearance, novel structure, elegant appearance has not only played night scene illumination effect, has still become an ornament, has also played the effect of beautifying to the surrounding environment. Therefore, the product is widely used for lighting ancient buildings, museums, convention places, bridges, courtyards, cultural squares, tourist landscapes, stations and markets, and can play a good promoting role in beautifying the luminous environment when being put into use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the overall explosion structure of the present invention.

Fig. 3 is a schematic sectional view of fig. 2.

Fig. 4 is a schematic overall sectional structure of the present invention.

Fig. 5 is a schematic view of the lamp body structure of the present invention.

Fig. 6 is a schematic view of the lamp body structure of the present invention.

Fig. 7 is a schematic view of the light shielding cover of the present invention.

Fig. 8 is a schematic view of the structure of the rear cover of the present invention.

Fig. 9 is a schematic view of the structure of the chamber cover of the present invention.

Fig. 10 is a schematic view of the structure of the chamber cover of the present invention.

Reference numerals: a lamp body 01; the first heat dissipation ribs 010; a mounting box 011; a first card slot 0110; a first ring pillar 0111; a second connecting column 0112; the second heat dissipation ribs 012; a third heat dissipation rib 013; a lighting assembly 02; an LED lamp panel 020; a lens 021; a light shield 022; a fixing ring 0220; a button head 0221; a rear cover 03; a first connecting pillar 030; first pit 0300; a fourth connecting column 031; a chamber cover 04; a fixed block 040; a heat sink 041; heat dissipation holes 042; a second ring column 0420; a third connecting column 0421; a drive power supply 05; a mounting flange 050;

Detailed Description

The present invention will be further described with reference to the following detailed description;

the embodiment provides an LED projection lamp with a novel heat dissipation structure, which comprises a lamp body 01; the lamp body 01 is integrally formed by aluminum alloy die casting; the lamp body 01 is hollow, the front part and the rear part of the lamp body 01 are communicated, the lamp body 01 can be cylindrical or square, and different shapes can be selected for use according to different scene requirements, so that the lamp is more practical;

a plurality of first heat dissipation ribs 010 at intervals protrude from the inner surface of the shell of the lamp body 01, and the first heat dissipation ribs 010 are arranged around the lamp body 01 in a long strip shape; a sunken mounting box 011 is connected between the first heat dissipation ribs 010, and the mounting box 011 is in a pit shape; the first heat dissipation ribs 010 form heat dissipation channels around the mounting box 011;

a plurality of second heat dissipation ribs 012 at intervals are protruded from the bottom surface of the mounting box 011; the second heat dissipation ribs 012 are also in a long strip shape; gaps are formed among the second heat dissipation ribs 012 to form air flow channels; the installation box 011 is internally provided with an illumination assembly 02; the illumination assembly 02 is used for realizing the illumination effect of the irradiated light;

also comprises a back cover 03; the rear cover 03 is made of plastic or aluminum alloy material; the inner part of the rear cover 03 is sunken, the front surface of the rear cover 03 is opened, and the rear cover 03 is in a pit shape; a cavity cover 04 is fixed on the front surface of the rear cover 03, the cavity cover 04 is connected with the mounting box 011, and the cavity cover 04 is plate-shaped and used for shielding a front opening of the rear cover 03 to play roles of internal protection and water prevention; a gap is formed between the cavity cover 04 and the mounting box 011 to form a heat dissipation groove 041; the heat dissipation groove 041 can blow out hot air blown out from the lamp body 01, so as to achieve a good heat dissipation effect;

the inside of the rear cover 03 is provided with a drive power supply 05. The driving power supply 05 is used for being connected with the lighting assembly 02 to play a driving role, and the driving power supply and the lamp body 01 are arranged in a separated mode to avoid mutual influence of heating;

as described above, the temperature generated by the lamp during operation must be dissipated outside the lamp body 01 to ensure the normal use of the projection lamp, and if the heat dissipation is not good, the junction temperature of the LED lamp panel 020 rises, and when the junction temperature exceeds the allowable junction temperature, the light attenuation of the LED lamp bead gradually occurs, which affects the normal night scene lighting. If the junction temperature is too high, the lamp will quickly become dark and fail.

The utility model discloses in lamps and lanterns, the temperature that lighting assembly 02 produced through inside first heat dissipation muscle 010 and the mounting box 011 of lamp body 01, has heated the air in the inside heat dissipation channel, and then produces the chimney effect, and inside hot-air begins the upflow, makes lamps and lanterns heat dissipation channel lower part atmospheric pressure less, and outside colder air has formed the convection heat dissipation in getting into the lamp from the radiating groove of lower part rapidly. In addition, the first heat dissipation rib 010 inside connected with the lamp body 01 transfers a part of the temperature to the housing of the lamp body 01, so as to form heat dissipation by conduction, convection and radiation, and the heat dissipation is dissipated into the air. The three heat dissipation modes well enable the temperature generated by the LED lamp panel 020 in the lamp to be smoothly dissipated into the peripheral space, so that the normal use and the service life of the light projecting lamp are guaranteed.

The first heat dissipation ribs 010 are arranged inside the lamp body 01, the lamp shell, the first heat dissipation ribs and the lamp body are integrally formed by die casting, and heat generated in the lamp body 01 can be conducted to the outside of the lamp body 01 in a conduction mode; the heat dissipation groove 041 is arranged between the lamp body 01 and the rear cover 03, so that a heat dissipation channel is formed between the lamp body 01 and the power supply cavity through the heat dissipation groove 041, heat of the lamp body 01 is diffused to the outside of the lamp in a convection manner through the heat dissipation channel, and heat generated by the lamp is well dissipated by heat dissipation of the shell of the lamp body 01.

The first heat dissipation ribs 010 of the lamp body 01 are not closed, and are through from front to back, so that a convection channel is formed between the first heat dissipation ribs 010 of the lamp body 01 and the heat dissipation grooves 041, and heat generated by the LEDs in the lamp body 01 can be smoothly transmitted to the outside of the lamp through the heat dissipation channel in a convection manner. Therefore, the LEDs in the lamp cannot generate light attenuation due to overheating without heat dissipation, and the service life of the lamp is ensured.

Further, a third heat dissipation rib 013 protrudes from the outer surface of the side wall of the mounting box 011; the first heat dissipation rib 010 extends to the bottom surface of the mounting case 011.

As described above, the third heat dissipation ribs 013 are also long, the third heat dissipation ribs 013 have a heat conduction function, and the first heat dissipation ribs 010 also extend to the bottom surface of the mounting box 011, so that the overall heat conduction amount is increased, and the heat conduction area is increased;

further, the second heat dissipating ribs 012 are connected to the first heat dissipating ribs 010 in a bent manner.

As described above, the second heat dissipating ribs 012 are connected to the first heat dissipating ribs 010 to increase the heat conducting area, and meanwhile, the centers of the second heat dissipating ribs at the bottom of the mounting box 011 are disconnected from each other, so that hot air can flow from one side to the other side, and an airflow heat dissipating channel is also formed to accelerate the air circulation;

further, the lighting assembly 02 includes an LED lamp panel 020; the LED lamp panel 020 passes through the screw to be fixed in the mounting box 011.

As described above, the LED lamp panel 020 is fixed to the inner surface of the bottom of the mounting box 011 through the screws, and the light rays are irradiated by the beads on the LED lamp panel 020 for illumination;

further, a lens 021 and a light shield 022 are included; the lens 021 is made of plastic or glass, and through refraction of different lens angles, the LED light is gathered and refracted, so that the required illumination light effect is generated, light loss is reduced, and the light is stronger. The lens 021 is in a conical shape and covers the lamp bead of the LED lamp panel 020; a concave pit is formed in the bottom surface of the lens 021, and the LED lamp beads are embedded into the concave pit; a fixing ring 0220 protrudes from the surface of the light shield 022, and a buckle head 0221 is arranged on the side wall of the light shield 022; the button head 0221 is an elastic wire button corner; the light shield 022 is made of plastic or metal plate, and the size of a fixing ring 0220 protruding from the light shield 022 is matched with the outer diameter of the top surface of the lens 021; the fixing ring 0220 is a light channel, and other parts shield light; glare is avoided;

the inner surface of the side wall of the mounting box 011 is sunken to form a first clamping groove 0110, a buckle head 0221 of the light shield 022 is buckled into the first clamping groove 0110 of the mounting box 011 and is fixed corresponding to the lens 021, and a hole in the fixing ring is matched with the lens correspondingly;

as described above, the LED lamp panel 020 is fixed in the mounting box 011 through the screws, the lens 021 is placed on the LED lamp panel 020 and fixed, the light shield 022 is placed in the mounting box 011, the button head 0221 is buckled in the first clamping groove 0110, the lens 021 is pressed and fixed, and the button head 0221 is disassembled and pressed in the later stage;

further, a first connecting column 030 protrudes from the inner surface of the rear cover 03; the top surface of the first connecting column 030 is sunken to form a first pit 0300;

the fixing block 040 protrudes from the lower surface of the cavity cover 04, and the fixing block 040 of the cavity cover 04 is inserted into the first pit 0300 of the connecting column and is screwed in a screw for fixing.

As mentioned above, the cavity cover 04 is covered on the front opening of the rear cover 03 in a plate shape, the first fixing block 040 of the cavity cover 04 is embedded in the first pit 0300 of the rear cover 03 to play a role in supporting and limiting, and then is screwed in and fixed by a screw; the lamp body 01 and the rear cover 03 are separated into two parts, so that heat dissipation is facilitated;

further, a first annular column 0111 protrudes from the middle of the bottom surface of the mounting box 011, and the first annular column 0111 is hollow inside; a second connecting column 0112 protrudes from the inner surface of the first ring column 0111; a plurality of spaced second heat dissipation ribs 012 are uniformly distributed in a ring shape around the first ring pillar 0111; the second heat dissipation ribs 012 are arranged around the first ring pillar 0111 but not connected with each other, so that heat conducted by the lamp can be dissipated to the outside of the lamp body through gaps among the second heat dissipation ribs 012 and the heat dissipation grooves 041;

a heat dissipation hole 042 is formed in the middle of the cavity cover 04, a second annular column 0420 protrudes from the heat dissipation hole 042, and the second annular column 0420 is hollow; a third connecting column 0421 protrudes from the inner surface of the second annular column 0420; the second ring pillar 0420 is inserted into the first ring pillar 0111, and the screw passes through the second connecting pillar 0112 to be connected and fixed with the third connecting pillar 0421.

As described above, the second ring column 0420 on the cavity cover 04 and the first ring column 0111 on the mounting box 011 form an opposite insertion structure, and a screw passes through the third connecting column 0421 to be connected with the second connecting column 0112, so as to play a role in fixing;

further, a mounting flange 050 protrudes from the outer surface of the driving power supply 05;

the inner surface of the rear cover 03 is protruded with a fourth connecting column 031, and the mounting flange 050 of the driving power supply 05 is placed on the fourth connecting column 031 and fixed through a screw.

As described above, the driving power supply 05 is fixed on the rear cover 03 through the screw, and is separated from the lamp body to avoid light decay or lamp death caused by overhigh temperature of the LED lamp bead;

in the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like refer to the orientation or position relationship shown in the drawings, or the orientation or position relationship that the product of the present invention is usually placed when in use, or the orientation or position relationship that one skilled in the art conventionally understands, and are only for convenience of describing the present invention and simplifying the description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected;

the above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a novel heat radiation structure LED projecting lamp, its characterized in that: comprises a lamp body; the lamp body is hollow, a plurality of first heat dissipation ribs at intervals protrude from the inner surface of the lamp body, a sunken mounting box is connected between the first heat dissipation ribs, and a plurality of second heat dissipation ribs at intervals protrude from the bottom surface of the mounting box; an illumination assembly is arranged in the mounting box;

the utility model also comprises a back cover; the inner part of the rear cover is sunken into a front surface opening, a cavity cover is fixed on the front surface of the rear cover and connected with the mounting box, and a gap is formed between the cavity cover and the mounting box to form a heat dissipation groove;

the inside of back lid is equipped with drive power supply.

2. The novel LED project lamp with the heat dissipation structure as set forth in claim 1, wherein: a third heat dissipation rib protrudes from the outer surface of the side wall of the mounting box; the first heat dissipation rib extends to the bottom surface of the mounting box.

3. The novel heat dissipation structure LED project lamp of claim 1 or 2, characterized in that: the second heat dissipation rib is connected with the first heat dissipation rib in a bent mode.

4. The novel LED project lamp with the heat dissipation structure as set forth in claim 1, wherein: the lighting assembly comprises an LED lamp panel; the LED lamp panel passes the fix with screw on the mounting box.

5. The novel LED project lamp with the heat dissipation structure as set forth in claim 4, wherein: the lens and the light shield are also included; the lens is in a conical shape and covers the lamp beads of the LED lamp panel; the surface of the light shield is protruded with a fixed ring, and the side wall of the light shield is provided with a buckle head;

the side wall inner surface of the mounting box is sunken to form a first clamping groove, the buckle head of the light shield is buckled into the first clamping groove of the mounting box, and the hole of the upper fixing ring is correspondingly matched with the lens.

6. The novel LED project lamp with the heat dissipation structure as set forth in claim 1, wherein: the inner surface of the rear cover is provided with a first connecting column in a protruding way; the top surface of the first connecting column is sunken to form a first pit;

the lower surface of the cavity cover is protruded with a fixed block, and the fixed block of the cavity cover is inserted into the first concave pit of the connecting column and screwed in the screw for fixation.

7. The novel heat dissipation structure LED project lamp of claim 1 or 6, characterized in that: a first annular column protrudes from the middle of the bottom surface of the mounting box, and a second connecting column protrudes from the inner surface of the first annular column; a plurality of second heat dissipation ribs at intervals are arranged around the first ring column and are uniformly distributed in a ring shape;

a heat dissipation hole is formed in the middle of the cavity cover, a second annular column protrudes out of the heat dissipation hole, and a third connecting column protrudes out of the inner surface of the second annular column; the second ring column is inserted into the first ring column, and the bolt penetrates through the third connecting column to be connected and fixed with the second connecting column.

8. The novel LED project lamp with the heat dissipation structure as set forth in claim 1, wherein: the outer surface of the driving power supply is provided with a mounting flange in a protruding way;

the inner surface of the rear cover is provided with a fourth connecting column in a protruding mode, and the mounting flange of the driving power supply is placed on the fourth connecting column and penetrates through the screw to be fixed.

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