CN211574875U

CN211574875U - Lighting device

Info

Publication number: CN211574875U
Application number: CN202020333750.1U
Authority: CN
Inventors: 顾建军; 莫进平; 施敏
Original assignee: Shanghai Saibeiming Lighting Technology Co ltd
Current assignee: Shanghai Saibeiming Lighting Technology Co ltd
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2020-09-25
Anticipated expiration: 2030-03-17

Abstract

An illumination device, comprising: a lamp having a light exit surface; the lampshade comprises a main lampshade body, the main lampshade body is provided with a first end part and a second end part which are opposite to each other, the first end part and the second end part are arc-shaped, the length of the first end part is larger than that of the second end part, and the lamp is located on one side of the first end part and connected with the lampshade. The embodiment of the utility model provides a lighting device through at lamps and lanterns externally mounted lamp shade, utilizes the lamp shade to prevent the outer excessive light of lamps and lanterns, promotes the light intensity ratio that lamps and lanterns shone into the place, prevents the glare simultaneously.

Description

Lighting device

Technical Field

The utility model relates to the field of lighting technology, in particular to lighting device.

Background

The lighting design of the sports stadium has direct influence on the training and competition states of athletes, the competition experience of audiences and the working efficiency of related personnel such as referees, not only needs to meet the requirement of basic function lighting, but also needs to build a comfortable light environment in the stadium.

At present, a large-sized lighting device used in a sports stadium has a large part of light intensity overflowing, which causes insufficient light intensity irradiated into the sports stadium, too dispersed light of the lighting device, and increased possibility of glare, and people in the stadium have uncomfortable feelings such as dazzling.

Therefore, it is desirable to provide a lighting device, which can increase the ratio of the light incident to the field of the lighting device, enhance the illumination intensity in the field, and prevent glare.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a lighting device promotes the incident proportion of light in the place, prevents the glare when increasing illumination intensity.

In order to solve the above technical problem, an embodiment of the present invention provides a lighting device, including: a lamp having a light exit surface; the lampshade comprises a main lampshade body, the main lampshade body is provided with a first end part and a second end part which are opposite to each other, the first end part and the second end part are arc-shaped, the length of the first end part is larger than that of the second end part, and the lamp is located on one side of the first end part and connected with the lampshade.

Optionally, the main cover body includes a first sub cover body and a second sub cover body, the second sub cover body covers a part of the light emitting surface of the lamp, the first end portion is an end portion of the first sub cover body, the second end portion is an end portion of the second sub cover body, and an end of the first sub cover body, which is far away from the first end portion, is connected with an end of the second sub cover body, which is far away from the second end portion.

Optionally, one end of the first sub-cover body, which is far away from the first end, is a third end, one end of the second sub-cover body, which is far away from the second end, is a fourth end, the third end is provided with a first connecting piece, the fourth end is provided with a second connecting piece corresponding to the first connecting piece, and the first connecting piece is connected with the second connecting piece.

Optionally, the third end portion and the fourth end portion have the same circular arc shape and the same length.

Optionally, the lamp cover further includes: the reflector plate is arranged on one side of the inner surface of the main cover body, the wall surface of the reflector plate is arc-shaped, the reflector plate is provided with a first reflection end and a second reflection end, the first reflection end of the reflector plate is connected with the first end portion, and the edge of the second reflection end of the reflector plate is flush with the edge of the second end portion.

Optionally, a plurality of third connecting pieces are arranged on the first end portion of the first sub-cover body, and the first reflecting end of the reflecting sheet is connected with the first end portion of the first sub-cover body through the third connecting pieces.

Optionally, the lamp cover further includes: and the reflecting sheet is attached to cover the inner surfaces of the first sub-cover body and the second sub-cover body.

Optionally, an included angle between the second sub-cover body and the direction perpendicular to the light emitting surface of the lamp is-10 to 45 degrees.

Optionally, a plurality of grooves are arranged on the outer surface of the first sub-cover body.

Optionally, the first end of the first sub-cover body has a flange turned over toward the inner surface of the first sub-cover body, and the lamp is connected to the flange.

Optionally, the luminaire includes: a reflector having oppositely disposed first and second ends; a light source located at a first end of the reflector; the transmission plate is positioned at the second end of the reflector, and light emitted by the light source is emitted through the transmission plate to form a light emitting surface; the transmission plate is connected with the reflector through the flange, and the flange is connected with the flange.

Optionally, the lamp cover further includes: one end of the connecting part is connected with the first sub-cover body, the other end of the connecting part is provided with a first fixing part, and the first fixing part is connected with the lamp.

Optionally, the luminaire includes: the cold plate is provided with a first surface, a second surface and a side wall, wherein the first surface and the second surface are opposite to each other, the side wall is arranged between the first surface and the second surface and is used for connecting the edge of the first surface with the edge of the second surface, and the light emitting surface is positioned on the first surface of the cold plate; the radiating fins are annularly arranged on the side wall, the tops of the radiating fins are higher than the first surface and the second surface, a second fixing part is arranged on each radiating fin, and the second fixing part is connected with the first fixing part.

Optionally, the first fixing portion is rotatably connected with the second fixing portion, so that the lampshade rotates with the first direction as an axis.

Compared with the prior art, the utility model discloses technical scheme has following beneficial effect:

the lighting device comprises a lamp and a lampshade, the lampshade comprises a main cover body, the main cover body is provided with a first end part and a second end part which are opposite, and the lamp is positioned on one side of the first end part of the main cover body and is connected with the lampshade. Through connect the lamp shade on lamps and lanterns, can prevent that lamps and lanterns from overflowing light outward, make the light that lamps and lanterns sent concentrate more, promote the illumination and penetrate the proportion in the sports field, the illumination intensity in the reinforcing place, because the existence of lamp shade can reduce the dazzling uncomfortable nature that light brought in to the place personnel simultaneously, prevent the glare.

Furthermore, the main cover body comprises a first sub cover body and a second sub cover body, the second sub cover body shields part of the light-emitting surface of the lamp, the first sub cover body and the second sub cover body can prevent light from overflowing outwards, and meanwhile the second sub cover body shields part of the lamp, so that the glare phenomenon is reduced.

Drawings

Fig. 1 is a schematic structural view of a lighting device according to a first embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the lamp housing shown in FIG. 1;

FIG. 3 is a schematic structural diagram of the lamp shown in FIG. 1;

fig. 4 is a schematic structural view of a lighting device according to a second embodiment of the present invention;

FIG. 5 is a schematic view of the structure of the lamp housing shown in FIG. 4;

fig. 6 is a schematic cross-sectional view of the lamp shown in fig. 4.

Detailed Description

The background art shows that the phenomenon of light overflow of large-scale lighting lamps in the existing sports stadiums is serious, so that the light intensity in the stadiums is not enough, and the lamps have the phenomenon of glare.

In order to solve the above problems, the inventors have studied and provided a lighting device, which includes a lamp having a light emitting surface; the lampshade comprises a main lampshade body, the main lampshade body is provided with a first end portion and a second end portion which are opposite to each other, the first end portion and the second end portion are arc-shaped, the length of the first end portion is larger than that of the second end portion, and the lamp is located on one side of the first end portion and is connected with the lampshade. By connecting the lamp shade to the lamp, most light can be prevented from overflowing, the proportion of light emitted into the field is improved, the illumination intensity in the field is increased, and meanwhile, the glare phenomenon of the lamp can be reduced.

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

First embodiment

Fig. 1 is a schematic structural view of a lighting device according to a first embodiment of the present invention, fig. 2 is a schematic structural view of a lamp cover shown in fig. 1, and fig. 3 is a schematic structural view of a lamp shown in fig. 1.

Referring to fig. 1 to 3, the lighting device includes: a lamp 10, wherein the lamp 10 has a light emitting surface 100; the lampshade 20 comprises a main lampshade body 21, the main lampshade body 21 is provided with a first end portion 201 and a second end portion 202 which are opposite to each other, the first end portion 201 and the second end portion 202 are arc-shaped, the length of the first end portion 201 is greater than that of the second end portion 202, and the lamp 10 is located on one side of the first end portion 201 and connected with the lampshade 20.

In this embodiment, the length of the first end portion 201 is greater than the length of the second end portion 202, that is, the main cover 21 decreases from the first end portion 201 to the second end portion 202, the lamp 10 is located on one side of the first end portion 201, the main cover 21 closest to the lamp 10 mainly plays a role in preventing light from overflowing, so that the ratio of the lamp irradiating the sports field is increased, and the incident angle of light can be adjusted at the part of the main cover 21 away from the lamp 10 to prevent glare.

With continued reference to fig. 2, the main housing 21 includes: the light source module comprises a first sub-cover 211 and a second sub-cover 212, the second sub-cover 212 covers part of the light emitting surface 100 of the lamp 10, the first end 201 is an end of the first sub-cover 211, the second end 202 is an end of the second sub-cover 212, and an end of the first sub-cover 211, which is far away from the first end 201, is connected to an end of the second sub-cover 212, which is far away from the second end 202.

It should be noted that, in this embodiment, the step of shielding part of the light emitting surface 100 of the lamp 10 by the second sub-cover 212 means shielding part of the irradiation path of the light emitted by the lamp 10, so as to change the irradiation angle of the light, on one hand, increase the proportion of the light entering the field, and on the other hand, prevent the occurrence of the glare phenomenon.

In this embodiment, the second sub-cover 212 forms a certain included angle with a direction Y perpendicular to the light emitting surface of the lamp 10, the included angle ranges from-10 ° to 45 °, and an included angle between the second sub-cover 212 and the direction Y can be selected according to requirements in practical application, so as to change an irradiation angle of light emitted by the lamp and a ratio of the light to enter a motion field.

Referring to fig. 1, in this embodiment, after the lamp 10 and the lamp shade 20 are installed, the light emitting surface of the lamp 10 is parallel to the vertical direction Z, the direction Y perpendicular to the light emitting surface is the horizontal direction, and the direction Y perpendicular to the Y direction and the Z direction is the X direction, an included angle between the second sub-cover 212 and the direction Y means an included angle α between an edge at the highest position and the direction Y in the projection of the second sub-cover 212 in the X direction. When α is 0 °, it means that the second sub-cover 212 is installed in the horizontal direction; when alpha is more than 0 degree and less than or equal to 45 degrees, the second sub-cover body 212 is drooping and installed; when the alpha is more than or equal to minus 10 degrees and less than 0 degree, the second sub-cover body 212 is upwards installed.

In this embodiment, a plurality of grooves 2111 are disposed on the outer surface of the first sub-cover 211. The grooves 2111 serve to change the shape of the outer surface of the first sub-housing 211 through the grooves 2111 when the lampshade 20 is installed on the luminaire 10 located in the high altitude, so as to perform a turbulent flow function, thereby enhancing the stability of the lampshade in the high altitude.

With reference to fig. 2, fig. 2 (b) is an enlarged schematic view of a circled portion in (a), an end of the first sub-cover 211 away from the first end 201 is a third end 203, an end of the second sub-cover 212 away from the second end 202 is a fourth end 204, the third end 203 is provided with a first connecting element 210, the fourth end 204 is provided with a second connecting element 220 corresponding to the first connecting element 210, and the first connecting element 210 is connected to the second connecting element 220.

In this embodiment, the first connecting pieces 210 are integrally formed with the first sub-cover 211 and are uniformly distributed on the third end 203 of the first sub-cover 211; the second connectors 220 and the second sub-housing 212 are integrally formed, the positions of the second connectors correspond to those of the first connectors 210, and the number of the second connectors is equal to that of the first connectors 210.

In this embodiment, the first connecting member 210 and the second connecting member 220 are provided with holes, and the first connecting member 210 and the second connecting member 220 are fastened and connected by screws.

In other embodiments, the first connecting member 210 and the second connecting member 220 may be connected by riveting or by screwing.

In this embodiment, the first sub-cover 211 is a rectangle with two sides bent into an arc shape, that is, the first end 201 and the second end 202 are arc-shaped, and the arc shapes of the first end 201 and the second end 202 are the same and the lengths are the same.

In other embodiments, the arc shapes of the first end portion 201 and the second end portion 202 may be different, and the lengths are not equal.

In this embodiment, the second sub-cover 212 is shaped like a trapezoid bent into an arc, that is, the second end 202 and the fourth end 204 are shaped like an arc, and since the fourth end 204 is connected to the third end 203, the arc shapes of the fourth end 204, the third end 203 and the first end 201 are the same, and the lengths are the same.

With continued reference to fig. 2, the lamp housing 20 further includes: and a reflection sheet 22, wherein the reflection sheet 22 is arranged on one side of the inner surface of the main cover body 21.

In this embodiment, through setting up reflector plate 22, change the angle of illumination of the light of lamps and lanterns, through reflector plate 22 is to the reflex action of light, makes in most light can shine into the place, the illumination intensity in the reinforcing place.

In this embodiment, the reflective sheet 22 has a first reflective end 221 and a second reflective end (not shown), the first reflective end 221 of the reflective sheet 22 is connected to the first end 201, and an edge of the second reflective end of the reflective sheet 22 is flush with the second end.

In this embodiment, the first end portion 201 of the first sub-cover 211 is provided with a plurality of third connecting members 230, and the first reflecting end 221 of the reflector 22 is connected to the first end portion 201 of the first sub-cover 211 through the third connecting members 230.

In this embodiment, the third connecting member 230 is in a zigzag shape, one end of the third connecting member 230 is connected to the first end portion 201, and the other end of the third connecting member 230 is connected to the first reflecting end 221 of the reflecting sheet.

One end of the third connecting member 230 is connected or riveted with the first end 201 by a screw; the second end of the third connecting member 230 is screwed or riveted with the first reflecting end 221 of the reflecting sheet.

In other embodiments, the reflective sheet 22 may also be directly attached to the inner surfaces of the first sub-enclosure 211 and the second sub-enclosure 212, and the shape of the reflective sheet 22 is the same as the shape of the wall surfaces of the first sub-enclosure 211 and the second sub-enclosure 212.

Referring to fig. 3, in the present embodiment, the luminaire 10 includes: a reflector 110, the reflector 110 having a first end 111 and a second end 112 disposed opposite to each other; a light source 120 located at the first end 111 of the reflector 110; a transmissive plate 130 located at the second end 112 of the reflector 110, wherein light emitted from the light source 120 is emitted through the transmissive plate 130 to form a light emitting surface; a flange 140, the transmission plate 130 being connected to the reflector 110 through the flange 140.

In this embodiment, the end surfaces of the first end 111 and the second end 112 of the reflector 110 are both circular, and the diameter of the end surface of the first end 111 is smaller than that of the end surface of the second end 112, so as to increase the area of the light emitting surface.

Referring to fig. 1 and fig. 2, in this embodiment, the first end 201 of the first sub-housing 211 has a flange 2011 that is folded toward the inner surface of the first sub-housing 211, and the flange 2011 is connected to the flange 140.

In this embodiment, the flange 2011 is perpendicular to the inner surface of the first sub-cover 211, and has the same arc shape as the first end 201.

In this embodiment, the flange 2011 is sleeved on the periphery of the flange 140 and is fixedly connected with the flange through screws.

In other embodiments, the flange 2011 and the flange 140 may be connected by riveting.

Second embodiment

Fig. 4 is a schematic structural view of a lighting device according to a second embodiment of the present invention, fig. 5 is a schematic structural view of a lamp cover shown in fig. 4, and fig. 6 is a schematic sectional structural view of a lamp shown in fig. 4.

In this embodiment, the main housing 21 and the reflective sheet 22 of the lampshade 20 have the same structure as those in the first embodiment, and are not described herein again.

Referring to fig. 5 and 6 in combination, in the present embodiment, the lamp housing 20 further includes: one end of the connection portion 23 is connected to the first sub-housing 211, the other end of the connection portion 23 has a first fixing portion 231, and the first fixing portion 231 is connected to the lamp 10.

In this embodiment, the connecting portion 23 and the main cover 21 are integrally formed.

Referring to fig. 6, in the present embodiment, the luminaire 10 includes: the cooling disc 11 is provided with a first surface 101, a second surface 102 and a side wall 103, wherein the first surface 101 is opposite to the second surface 102, the side wall 103 is arranged between the first surface 101 and the second surface 102 and connects the edge of the first surface 101 with the edge of the second surface 102, and the light outlet surface is positioned on the first surface 101 of the cooling disc; a plurality of heat dissipation fins 12, wherein the plurality of heat dissipation fins 12 are annularly arranged on the side wall 103, and the tops of the plurality of heat dissipation fins 12 are higher than the first surface 101 and the second surface 102.

In this embodiment, the cold plate 11 is a disk, the plurality of heat dissipation fins 12 surround the periphery of the cold plate to form a spherical structure, and the heat dissipation fins 12 can help the lamp to dissipate heat and can also serve as a housing of the lamp.

Referring to fig. 4, in the present embodiment, the heat sink 12 is provided with a second fixing portion 240, and the second fixing portion 240 is connected to the first fixing portion 231.

In this embodiment, the first fixing portion 231 is rotatably connected to the second fixing portion 240, so that the lampshade 20 can rotate around the first direction as an axis.

Referring to fig. 5, the first fixing portion 231 includes a rotating connection 2311 and a fixing connection 2312, the rotating connection 2311 is a cylindrical structure, and the fixing connection is provided with at least two through holes 2313.

In this embodiment, the first direction X is parallel to the extending direction of the shaft of the rotating connection 2311.

In this embodiment, the number of the through holes 2313 is two, and the through holes include a first through hole 2301 and a second through hole 2302; in other embodiments, the number of the through holes may be set according to actual requirements.

In this embodiment, the heat sink 12 of the lamp 10 is provided with a mounting groove matching with the rotating connector 2311 and a mounting hole (not shown) matching with the fixing connector 2312. When the lamp is connected, the rotating connection piece 2311 is clamped into the mounting groove and then fixed, so that the lamp is not displaced in the first direction, but can rotate by taking the first direction as an axis, and the lamp shade 20 is driven to rotate by taking the first direction as the axis. When the rotating connection piece 2311 rotates by a first angle, the first through hole 2301 is aligned with the mounting hole and then fixed by a screw connection or riveting manner; when the rotating connection piece 2311 rotates by a second angle, the second through hole 2302 is aligned with the installation hole. By rotating the connecting piece 2311 and changing the through hole 2313 fixed with the mounting hole, the lampshade 20 can rotate by taking the first direction as an axis, the angle of the lampshade mounted on the lamp is changed, the angle of light emitted by the lamp can be changed, and the light emitted by the lamp can be better utilized.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.

Claims

1. An illumination device, comprising:

a lamp having a light exit surface;

the lampshade comprises a main lampshade body, the main lampshade body is provided with a first end part and a second end part which are opposite to each other, the first end part and the second end part are arc-shaped, the length of the first end part is larger than that of the second end part, and the lamp is located on one side of the first end part and connected with the lampshade.

2. The illumination device as recited in claim 1, wherein the main housing comprises a first sub housing and a second sub housing, the second sub housing shields a portion of the light-emitting surface of the lamp, the first end is an end of the first sub housing, the second end is an end of the second sub housing, and an end of the first sub housing away from the first end is connected to an end of the second sub housing away from the second end.

3. The illumination device as claimed in claim 2, wherein an end of the first sub-housing away from the first end is a third end, an end of the second sub-housing away from the second end is a fourth end, the third end is provided with a first connecting member, the fourth end is provided with a second connecting member corresponding to the first connecting member, and the first connecting member is connected with the second connecting member.

4. A lighting device as recited in claim 3, wherein said third end portion and said fourth end portion have the same circular arc shape and the same length.

5. The illumination device of claim 4, wherein the lamp shade further comprises:

the reflector plate is arranged on one side of the inner surface of the main cover body, the wall surface of the reflector plate is arc-shaped, the reflector plate is provided with a first reflection end and a second reflection end, the first reflection end of the reflector plate is connected with the first end portion, and the edge of the second reflection end of the reflector plate is flush with the edge of the second end portion.

6. The illumination device as recited in claim 5, wherein the first end portion of the first sub-housing is provided with a plurality of third connecting members, and the first reflective end of the reflective sheet is connected to the first end portion of the first sub-housing through the third connecting members.

7. The illumination device of claim 4, wherein the lamp shade further comprises:

and the reflecting sheet is attached to cover the inner surfaces of the first sub-cover body and the second sub-cover body.

8. The illumination device as claimed in claim 4, wherein an angle between the second sub-housing and a direction perpendicular to the light exit surface of the lamp is-10 ° to 45 °.

9. The illumination device of claim 4, wherein the first sub-housing has a plurality of grooves disposed on an outer surface thereof.

10. The illumination device as recited in claim 4, wherein the first end of the first sub-housing has a flange folded toward an inner surface of the first sub-housing, and the lamp is connected to the flange.

11. A lighting device as recited in claim 10, wherein said light fixture comprises:

a reflector having oppositely disposed first and second ends;

a light source located at a first end of the reflector;

the transmission plate is positioned at the second end of the reflector, and light emitted by the light source is emitted through the transmission plate to form a light emitting surface;

the transmission plate is connected with the reflector through the flange, and the flange is connected with the flange.

12. The illumination device of claim 4, wherein the lamp shade further comprises: one end of the connecting part is connected with the first sub-cover body, the other end of the connecting part is provided with a first fixing part, and the first fixing part is connected with the lamp.

13. A lighting device as recited in claim 12, wherein said light fixture comprises:

the cold plate is provided with a first surface, a second surface and a side wall, wherein the first surface and the second surface are opposite to each other, the side wall is arranged between the first surface and the second surface and is used for connecting the edge of the first surface with the edge of the second surface, and the light emitting surface is positioned on the first surface of the cold plate;

the radiating fins are annularly arranged on the side wall, the tops of the radiating fins are higher than the first surface and the second surface, a second fixing part is arranged on each radiating fin, and the second fixing part is connected with the first fixing part.

14. The illumination device as claimed in claim 13, wherein the first fixing portion is rotatably connected to the second fixing portion such that the lamp housing is rotatable about a first direction.