CN110822318A - Projection lamp - Google Patents
Projection lamp Download PDFInfo
- Publication number
- CN110822318A CN110822318A CN201910915258.7A CN201910915258A CN110822318A CN 110822318 A CN110822318 A CN 110822318A CN 201910915258 A CN201910915258 A CN 201910915258A CN 110822318 A CN110822318 A CN 110822318A
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- CN
- China
- Prior art keywords
- plate
- side plate
- aluminum
- aluminum plate
- luminous body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
- F21V7/24—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention relates to a projection lamp which comprises a lamp housing, wherein a substrate, a luminous body, a radiator and a reflecting cover are arranged in the lamp housing; the base plate and the vertical direction form an included angle of 20 degrees, and the radiator is tightly attached to the back of the base plate; the luminous body is arranged in the center of the front surface of the substrate, and a transparent frosted lampshade is covered on the surface of the luminous body; the reflector is trumpet-shaped. Through the setting of hugging closely the base plate with the radiator, in time giving off the heat that the luminous body gived off, avoid luminous body and projecting lamp overheated, the base plate realizes the effect of polarisation with the setting of 20 jiaos of slope, effectively reduces the glare and takes place, and the light that the luminous body sent is refracted after the bowl reflection has improved the intensity of light on the one hand, and on the other hand makes the astigmatism more can concentrate.
Description
Technical Field
The invention belongs to the field of optical illumination, and particularly relates to a projection lamp.
Background
The projection lamp is a projection lighting lamp with simple structure and convenient and flexible use, and is mainly used in places such as large-area operation sites, mines, building outlines, stadiums, overpasses, monuments, parks, flower beds and the like.
The projector of the prior art has the following drawbacks: firstly, the traditional projection lamp has large power consumption and hot lamp; secondly, the light emitted by the existing LED projection lamp is direct light, and the utilization rate of a light projection illumination area is low; thirdly, the projector has high brightness and is dazzling.
Disclosure of Invention
In order to solve the above technical problems, an object of the present invention is to provide a projector with excellent heat dissipation performance, high light intensity, concentrated light, and soft and non-glare light.
In order to achieve the purpose, the invention adopts the following technical scheme:
a projection lamp comprises a lamp housing, wherein a substrate, a luminous body, a radiator and a reflecting cover are arranged in the lamp housing; the base plate and the vertical direction form an included angle of 20 degrees, and the radiator is tightly attached to the back of the base plate; the luminous body is arranged in the center of the front surface of the substrate, and a transparent frosted lampshade is covered on the surface of the luminous body; the reflector is trumpet-shaped. Through the setting of hugging closely the base plate with the radiator, in time giving off the heat that the luminous body gived off, avoid luminous body and projecting lamp overheated, the base plate realizes the effect of polarisation with the setting of 20 jiaos of slope, effectively reduces the glare and takes place, and the light that the luminous body sent is refracted after the bowl reflection has improved the intensity of light on the one hand, and on the other hand makes the astigmatism more can concentrate.
Preferably, the bowl comprises four aluminum plates on upper and lower, left and right sides, left side aluminum plate and right aluminum plate size shape are unanimous, aluminum plate and level are personally submitted 20 ~ 45 contained angle settings down, go up the aluminum plate level setting, four aluminum plate's on upper and lower, left and right rear end and base plate contact, four aluminum plate's on upper and lower, left and right front end is in a vertical plane. The bowl is formed by four aluminum plates, and its plane is the plane, and the angle of reflected light is regular and easy control, and aluminum plate level sets up on it, has guaranteed that light can upwards disperse, avoids the unnecessary loss of luminous flux, and lower aluminum plate personally submits 20 ~ 45 contained angles setting with the level, and in this angular dimension, the light that the luminous body sent obtains better luminous intensity and light concentration after reflection, refraction through aluminum plate under.
Preferably, the reflector is made of a specular aluminum high-reflection material.
Preferably, the heat sink comprises a bottom plate and heat dissipation fins mounted on the bottom plate in parallel, a through hole is opened at the center of the bottom plate, and a screw is passed through the through hole to fix the bottom plate and the substrate.
Preferably, the lamp housing is rectangular, the lamp housing is composed of six side plates, namely an upper side plate, a lower side plate, a left side plate, a right side plate, a front side plate and a rear side plate, adjacent side plates are fixed through a Z-shaped plate, slender reinforcing plates are fixed on the inner sides of the left side plate and the right side plate, one end of each reinforcing plate abuts against the rear side plate, and the other end of each reinforcing plate abuts against the front side plate.
Preferably, the upper side plate, the lower side plate, the left side plate and the right side plate are respectively provided with a prismatic radiating hole group, and the radiating hole groups are respectively positioned at the rear ends of the upper side plate, the lower side plate, the left side plate and the right side plate.
Preferably, two incoming line nuts are vertically arranged at the upper right corner of the rear side plate.
Preferably, the front side plate is provided with a rectangular glass light transmission opening, and the front ends of the upper aluminum plate, the lower aluminum plate, the left aluminum plate and the right aluminum plate are respectively matched with the upper side, the lower side, the left side and the right side of the glass light transmission opening.
Preferably, an emergency light source is further arranged on the inner side of the front side plate, four emergency light source through holes are formed in the front side plate, the emergency light source through holes are arranged above the glass light transmission opening in a straight line, an emergency power supply is mounted on the upper side plate, and the emergency power supply is electrically connected with the emergency light source.
Preferably, the left side plate and the right side plate are respectively fixed with a vertical mounting bracket, the mounting bracket is formed by longitudinally bending a metal plate for an angle, the mounting bracket comprises a fixing plate and a mounting plate, and the fixing plate is fixedly mounted on the left side plate and the right side plate through screws; a vertical waist hole and a horizontal waist hole are respectively seted up at the upper and lower both ends of mounting panel, horizontal waist hole is located between the vertical waist hole. The design of waist hole on the installing support for projecting lamp can adjust horizontal position or vertical position after the installation, and can adjust the projecting lamp at certain angle within range.
Compared with the prior art, the invention has the beneficial effects that:
1. through the setting of hugging closely the base plate with the radiator, in time giving off the heat that the luminous body gived off, avoid luminous body and projecting lamp overheated, the base plate realizes the effect of polarisation with the setting of 20 jiaos of slope, effectively reduces the glare and takes place, and the light that the luminous body sent is refracted after the bowl reflection has improved the intensity of light on the one hand, and on the other hand makes the astigmatism more can concentrate.
2. The bowl is formed by four aluminum plates, and its plane is the plane, and the angle of reflected light is regular and easy control, and aluminum plate level sets up on it, has guaranteed that light can upwards disperse, avoids the unnecessary loss of luminous flux, and lower aluminum plate personally submits 20 ~ 45 contained angles setting with the level, and in this angular dimension, the light that the luminous body sent obtains better luminous intensity and light concentration after reflection, refraction through aluminum plate under.
3. The design of waist hole on the installing support for projecting lamp can adjust horizontal position or vertical position after the installation, and can adjust the projecting lamp at certain angle within range.
Drawings
Fig. 1 is a first schematic structural diagram of the projector.
Fig. 2 is a schematic structural diagram of the projector.
Fig. 3 is a schematic view of the projector with the rear panel and the emergency power supply removed.
Fig. 4 is a schematic view of the projector except the upper, lower and left side plates.
Fig. 5 is a first structural schematic diagram of the main structure of the projector.
Fig. 6 is a second structural schematic diagram of the main structure of the projector.
FIG. 7 is a third schematic structural view of the main structure of the projector;
FIG. 8 is a fourth structural schematic diagram of the main structure of the projector;
fig. 9 is a first structural schematic diagram of the reflector.
Fig. 10 is a schematic structural diagram of the reflector.
Fig. 11 is a schematic view of the structure of the lamp housing.
Fig. 12 is a first structural schematic diagram of the mounting bracket.
Fig. 13 is a second structural schematic view of the mounting bracket.
Fig. 14 is a perspective view of a heat sink.
The labels in the figure are as follows:
the emergency light source comprises a lamp housing 1, a base plate 2, a light-emitting body 3, a radiator 4, a lamp shade 5, a reflecting cover 6, an emergency light source 7, an emergency power supply 8, a mounting bracket 9, an upper aluminum plate 61, a lower aluminum plate 62, a left aluminum plate 63, a right aluminum plate 64, a bottom plate 41, a radiating fin 42, a through hole 43, a Z-shaped plate 10, an upper side plate 11, a lower side plate 12, a left side plate 13, a right side plate 14, a front side plate 15, a rear side plate 16, a reinforcing plate 17, a radiating hole group 19, a wire inlet nut 161, a glass light-transmitting opening 151, a through hole 152, a fixing plate 91, a mounting plate 92, a vertical waist.
Detailed Description
The following describes a detailed embodiment of the present invention with reference to the accompanying drawings. In this embodiment, the position of the front side plate is defined as front, the position of the rear side plate is defined as rear, the position of the upper side plate is defined as upper, the position of the lower side plate is defined as lower, the position of the left side plate is defined as left, the position of the right side plate is defined as right, and the inner portion of the lamp housing is defined as inner.
A projector as shown in fig. 1 to 5 includes a lamp housing 1. The lamp housing 1 is rectangular, and the lamp housing 1 is composed of six side plates, namely an upper side plate 11, a lower side plate 12, a left side plate 13, a right side plate 14, a front side plate 15 and a rear side plate 16. The adjacent side plates are fixed by a Z-shaped plate 10, a slender reinforcing plate 17 is fixed on the inner sides of the left side plate 13 and the right side plate 14, one end of the reinforcing plate 17 is abutted against the rear side plate 16, and the other end of the reinforcing plate 17 is abutted against the front side plate 15. The upper, lower, left and right side plates are all provided with prismatic radiating hole groups 19, and the radiating hole groups 19 are respectively positioned at the rear ends of the upper side plate 11, the lower side plate 12, the left side plate 13 and the right side plate 14. A rectangular glass light-transmitting opening 151 is mounted on the front plate 15. The emergency light source 7 is further arranged on the inner side of the front side plate 15, four through holes 152 of the emergency light source 7 are formed in the front side plate 15, and the through holes 152 of the emergency light source 7 are linearly arranged above the glass light transmission opening 151. An emergency power supply 8 is arranged on the upper side plate 11, and the emergency power supply 8 is electrically connected with the emergency light source 7. Two incoming line nuts 161 are vertically arranged at the upper right corner of the rear side plate 16. The external power supply is electrically connected with the luminous body 3 through the incoming line nut 161.
As shown in fig. 3 to 4 and 6 to 8, the substrate 2, the light emitter 3, the heat sink 4, the lamp cover 5, and the reflector 6 are provided in the lamp housing 1. Wherein the base plate 2 makes an angle of 20 degrees with the vertical. The heat sink 4 is attached to the back surface of the substrate 2. The luminous body 3 is an LED lamp group and is arranged in the center of the front surface of the substrate 2, and the transparent frosted lampshade 5 covers the surface of the luminous body 3. The outer contour of the substrate 2 is provided with a cover 21, and the other end of the cover 21 is connected to the edge of the glass light-transmitting opening 151. The shape of the lamp housing 5 is shown in fig. 11.
As shown in fig. 9 to 10, the reflector 6 is horn-shaped and made of a specular aluminum highly reflective material. The reflecting cover 6 is composed of an upper aluminum plate, a lower aluminum plate, a left aluminum plate and a right aluminum plate. The left aluminum plate 63 and the right aluminum plate 64 are identical in size and shape and are arranged in parallel. The lower aluminum plate 62 is horizontally arranged, and the upper aluminum plate 61 and the horizontal plane form an included angle of 20-45 degrees, preferably 30 degrees. The rear ends of the upper, lower, left and right aluminum plates are in contact with the base plate 2, and the front ends of the upper, lower, left and right aluminum plates are in a vertical plane. The front ends of the upper, lower, left and right aluminum plates are respectively matched with the upper, lower, left and right sides of the glass light-transmitting opening 151.
As shown in fig. 14, the heat sink 4 is composed of a base plate 41 and heat radiating fins 42 mounted in parallel on the base plate 41. A through hole 43 is opened at the center of the base plate 41, and a screw fixes the base plate 41 and the substrate 2 through the through hole 43.
According to the invention, the heat emitted by the luminous body is timely emitted by tightly attaching the radiator to the substrate, so that the luminous body and the projection lamp are prevented from being overheated, the substrate and the substrate are inclined at an angle of 20 degrees to realize the polarization effect, glare is effectively reduced, and light rays emitted by the luminous body are reflected by the reflector and then refracted, so that the light intensity is improved, and the astigmatism can be concentrated.
The above description of the present invention is intended to be illustrative. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (10)
1. A projecting lamp, includes lamp body (1), its characterized in that: the lamp shell (1) is internally provided with a substrate (2), a luminous body (3), a radiator (4) and a reflecting cover (6); the base plate (2) and the vertical direction form an included angle of 20 degrees, and the radiator (4) is tightly attached to the back of the base plate (2); the luminous body (3) is arranged at the center of the front surface of the substrate (2), and a transparent frosted lampshade (5) is covered on the surface of the luminous body (3); the reflection cover (6) is trumpet-shaped.
2. The projector of claim 1, wherein: the reflecting cover (6) is composed of an upper aluminum plate, a lower aluminum plate, a left aluminum plate and a right aluminum plate, the left aluminum plate (63) and the right aluminum plate (64) are identical in size and shape, the lower aluminum plate (62) and the horizontal plane form an included angle of 20-45 degrees, the upper aluminum plate (61) is horizontally arranged, the rear ends of the upper aluminum plate, the lower aluminum plate, the left aluminum plate and the right aluminum plate are in contact with the base plate (2), and the front ends of the upper aluminum plate, the lower aluminum plate, the left aluminum plate and the right aluminum plate are in a vertical plane.
3. The projector of claim 2, wherein: the reflector (6) is made of mirror aluminum high-reflection materials.
4. A projector as claimed in claim 3, characterized in that: the radiator (4) is composed of a bottom plate (41) and radiating fins (42) which are parallelly installed on the bottom plate (41), a through hole (43) is formed in the center of the bottom plate (41), and screws are used for fixing the bottom plate (41) and the substrate (2) through the through hole (43).
5. The light projector of claim 4, wherein: the LED lamp is characterized in that the lamp shell (1) is rectangular, the lamp shell (1) is composed of an upper side plate, a lower side plate, a left side plate, a right side plate, a front side plate and a rear side plate, the adjacent side plates are fixed through a Z-shaped plate (10), a slender reinforcing plate (17) is fixed on the inner sides of the left side plate (13) and the right side plate (14), one end of the reinforcing plate (17) abuts against the rear side plate (16), and the other end of the reinforcing plate (17) abuts against the front side plate (15).
6. The light projector of claim 5, wherein: prismatic radiating hole groups (19) are arranged on the upper side plate, the lower side plate, the left side plate and the right side plate, and the radiating hole groups (19) are respectively positioned at the rear ends of the upper side plate (11), the lower side plate (12), the left side plate (13) and the right side plate (14).
7. The light projector of claim 6, wherein: two incoming line nuts (161) are vertically arranged at the upper right corner of the rear side plate (16).
8. The light projector of claim 7, wherein: the front side plate (15) is provided with a rectangular glass light transmission opening (151), and the front ends of the upper aluminum plate, the lower aluminum plate, the left aluminum plate and the right aluminum plate are respectively matched with the upper side, the lower side, the left side and the right side of the glass light transmission opening (151).
9. The light projector of claim 8, wherein: the novel LED lamp is characterized in that an emergency light source (7) is further arranged on the inner side of the front side plate (15), four through holes (152) of the emergency light source (7) are formed in the front side plate (15), the through holes (152) of the emergency light source (7) are arranged above the glass light transmission opening (151) in a straight line mode, an emergency power source (8) is installed on the upper side plate (11), and the emergency power source (8) is electrically connected with the emergency light source (7).
10. The light projector of claim 9, wherein: the left side plate (13) and the right side plate (14) are respectively fixed with a vertical mounting bracket (9), the mounting bracket (9) is formed by longitudinally bending a metal plate for 90 degrees, the mounting bracket (9) comprises a fixing plate (91) and a mounting plate (92), and the fixing plate (91) is fixedly mounted on the left side plate (13) and the right side plate (14) through screws; the upper end and the lower end of the mounting plate (92) are respectively provided with a vertical waist hole (93) and a transverse waist hole (94), and the transverse waist hole (94) is positioned between the vertical waist holes (93).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910915258.7A CN110822318A (en) | 2019-09-26 | 2019-09-26 | Projection lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910915258.7A CN110822318A (en) | 2019-09-26 | 2019-09-26 | Projection lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110822318A true CN110822318A (en) | 2020-02-21 |
Family
ID=69548312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910915258.7A Pending CN110822318A (en) | 2019-09-26 | 2019-09-26 | Projection lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110822318A (en) |
-
2019
- 2019-09-26 CN CN201910915258.7A patent/CN110822318A/en active Pending
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