CN219655912U

CN219655912U - Dust accumulation prevention type projection lamp with light-transmitting surface

Info

Publication number: CN219655912U
Application number: CN202321061825.5U
Authority: CN
Inventors: 张园; 张鹏飞; 吕艳玲; 于瑞良; 李志涛; 张素会; 贾晓鹏; 吴国强; 靳海腾; 姚檁
Original assignee: Hebei Bangyuan Energy Saving Technology Co ltd
Current assignee: Hebei Bangyuan Energy Saving Technology Co ltd
Priority date: 2023-05-06
Filing date: 2023-05-06
Publication date: 2023-09-08
Anticipated expiration: 2033-05-06

Abstract

The utility model relates to a dust accumulation preventing type projection lamp with a light-transmitting surface, which comprises a bottom plate, wherein the top of the bottom plate is provided with a dust accumulation preventing mechanism, the dust accumulation preventing mechanism comprises two support plates fixedly connected with the bottom plate, one side of each support plate opposite to the two support plates is rotationally connected with a fixing seat, one side of each fixing seat opposite to the two support plates is fixedly provided with a lamp body, a boss is arranged in the lamp body, a clamping block is fixedly arranged on the boss, an LED light source is arranged in the lamp body, and the outer side of the lamp body is movably connected with a lamp cover. The lampshade is provided with a diversion surface with a high middle and a low periphery; the part of the lamp cover, which is close to the lamp shade, is provided with inclined planes with high middle and low periphery; in the vertical direction, the flow guiding surface is higher than the inclined surface. According to the utility model, the connecting part of the lampshade and the lamp cover does not have a sanitary dead angle and is not easy to accumulate sundries, so that the tightness can be enhanced, and the service life of the projection lamp can be prolonged.

Description

Dust accumulation prevention type projection lamp with light-transmitting surface

Technical Field

The utility model relates to the technical field of projection lamps, in particular to a dust accumulation prevention projection lamp with a light-transmitting surface.

Background

The light projector is a lamp with brightness higher than surrounding environment on a specified illuminated surface, is not influenced by climate conditions, has strong penetrating power and wide application, and is widely installed and used on stadiums, stages, squares, billboards and buildings.

In practical application, the projection lamp is difficult to clean by manpower, and is generally flushed by natural wind or rain, and the transparent glass is smooth in surface and difficult to accumulate dust, but the connection part of the transparent glass and the lamp housing is a sanitary dead angle, and sundries such as dust, fragments and soil are easy to accumulate at the dead angle.

The projecting lamp is exposed outdoors for a long time, and sundries at dead angles are easy to corrode the lamp shell or the sealing piece, so that the sundries permeate into the projecting lamp, and finally faults such as circuit overheating and short circuit are caused. The present utility model proposes a solution to this problem.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a light-transmitting surface dust-accumulation-preventing projection lamp, and aims to solve the problems that the projection lamp in the prior art has a sanitary dead angle and is easy to accumulate sundries.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the dust accumulation preventing projection lamp with the light-transmitting surface comprises a bottom plate, wherein a dust accumulation preventing mechanism is arranged at the top of the bottom plate;

the dust collection prevention mechanism comprises two support plates fixedly connected with a bottom plate, one sides of the two support plates, which are opposite, are rotationally connected with fixing seats, one sides of the two fixing seats, which are opposite, are fixedly provided with lamp body bodies, bosses are arranged in the lamp body, clamping blocks are fixedly arranged in the bosses, LED light sources are arranged in the lamp body, lamp covers are movably connected to the outer sides of the lamp body, and the lamp covers are connected with the lamp body through bolts; the bolt is in threaded connection with the clamping block; the lamp cover is connected with the lamp shade, a filling layer is arranged between the lamp shade and the lamp cover, and a sealing strip is arranged between the lamp cover and the lamp shade; the lampshade is provided with a diversion surface with a high middle and a low periphery; the part of the lamp cover, which is close to the lamp shade, is provided with inclined planes with high middle and low periphery; in the vertical direction, the flow guiding surface is higher than the inclined surface of the lamp cover.

As an embodiment, a lamp panel is arranged in the lamp body; the lamp panel is connected with the lamp body; the LED light source is arranged on the lamp panel; a lens is arranged corresponding to the LED light source; the lens is arranged on the positioning plate in a penetrating way; the locating plate is connected with the boss.

As an embodiment, the positioning plate is provided with a clamping groove corresponding to the clamping block; the clamping groove is clamped with the clamping block.

As an example, the lamp cover is provided with a landing; the lampshade is clamped with the lapping table; and a filling layer is arranged on the contact surface between the lampshade and the lap joint table.

As an example, the first side of the sealing strip is connected to the bridging table and the second side is connected to the side of the lamp shade; the part of the sealing strip connected with the side surface of the lampshade is provided with a plurality of serrated sealing teeth.

As an example, the lamp shade is screwed with the lamp cover; and a filling layer and a sealing strip are arranged in a gap between the lampshade and the lamp cover.

As an embodiment, the sealing strip is a flexible member.

As an example, the filling layer is a waterproof glue layer.

As an example, a flexible sealing sleeve is arranged between the bolt and the lamp cover.

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:

the lampshade is provided with the diversion surface with high middle and low periphery, the part of the lamp cover, which is close to the lampshade, is provided with the inclined surface with high middle and low periphery, and the diversion surface is higher than the inclined surface in the vertical direction. Therefore, when sundries fall to the lampshade, the sundries fall along the diversion surface; after falling to the lamp cover, the lamp cover continuously falls along the inclined plane until the lamp cover slides to the ground below the projection lamp. In addition, the lamp cover is connected with the lamp body along the horizontal direction through the bolts, and sundries can be prevented from accumulating or leaking in the bolt holes.

According to the utility model, the connecting part of the lampshade and the lamp cover does not have a sanitary dead angle and is not easy to accumulate sundries, so that the tightness can be enhanced, and the service life of the projection lamp can be prolonged.

Drawings

FIG. 1 is a front view of a light-transmitting surface dust-accumulation-preventing projector according to the present utility model;

FIG. 2 is a schematic diagram of the connection of a lamp cover, a lamp cover and a lamp body;

FIG. 3 is an enlarged view of a portion of the portion A of FIG. 2;

FIG. 4 is a schematic diagram illustrating an assembly of a light-transmitting-surface dust-accumulation-preventing projector according to the present utility model;

FIG. 5 is a schematic diagram illustrating the assembly of the lamp body and the positioning plate;

figure 6 is a front view of the lamp housing;

FIG. 7 is a schematic view of the structure of a lamp cover;

FIG. 8 is an enlarged view of a portion of the portion B of FIG. 7;

fig. 9 is a schematic diagram of the connection of the lamp cover, the sealing strip and the lamp shade.

In the figure: 1. a bottom plate; 2. a support plate; 3. a fixing seat; 4. a lamp body; 41. a positioning plate; 42. a lens; 5. a boss; 6. a clamping block; 7. an LED light source; 71. a lamp panel; 8. a lamp cover; 9. a bolt; 10. a lamp shade; 11. a filling layer; 12. a sealing strip; 13. and (5) sealing the sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-9, a projection lamp with a dust-collecting prevention surface in the present embodiment includes a base plate 1, and a dust-collecting prevention mechanism is disposed on top of the base plate 1.

The dust collection prevention mechanism comprises two support plates 2 fixedly connected with a bottom plate 1, one sides of the two support plates 2 opposite to each other are rotationally connected with fixing seats 3, one sides of the two fixing seats 3 opposite to each other are fixedly provided with a lamp body 4, bosses 5 are arranged in the lamp body 4, clamping blocks 6 are fixedly arranged on the bosses 5, LED light sources 7 are arranged in the lamp body 4, and lamp covers 8 are movably connected to the outer sides of the lamp body 4.

The lamp cover 8 is connected with the lamp body 4 through bolts 9; the bolt 9 is in threaded connection with the clamping block 6; the lamp cover 8 is connected with the lamp shade 10, and a filling layer 11 and a sealing strip 12 are arranged between the lamp shade 10 and the lamp cover 8; the lampshade 10 is provided with a diversion surface with a high middle and a low periphery; the part of the lamp cover 8, which is close to the lamp shade 10, is provided with an inclined plane with high middle and low periphery; in the vertical direction, the flow guiding surface is higher than the inclined surface of the lamp cap 8.

In the prior art, the lampshade is generally lower than the lamp cover, so that steps exist at the joint of the lampshade and the lamp cover, and the steps are hygienic dead angles and are extremely easy to accumulate sundries. After long-term use, the branches and leaves are rotten or the rainwater is corrosive, the connecting piece is easy to corrode, sundries leak into the interior of the projection lamp, and the circuit is overheated or short-circuited.

In the present utility model, the base plate 1 is used for connecting with a mounting surface, such as a floor, a wall surface, a signboard surface of a billboard, etc. The fixing seat 3 is rotationally connected with the supporting plate 2, so that the angle between the lamp body 4 and the light-transmitting surface can be conveniently adjusted. The lamp body 4 is connected with the lamp cover 8 through bolts 9. The lamp cover 8 is connected with the lamp shade 10.

When sundries fall down to the lampshade 10, under the action of natural wind or rainwater, the sundries fall down along the diversion surface; after falling onto the lamp cover 8, the lamp cover continues to fall along the inclined plane until the lamp cover 8 slides onto the mounting surface below the projection lamp. In the utility model, the connecting part of the lampshade 10 and the lamp cover 8 does not have a sanitary dead angle, and sundries are not easy to accumulate. Therefore, the corrosion of sundries to the projection lamp and the leakage of sundries to the inside of the projection lamp can be avoided, so that the tightness is enhanced, and the service life is prolonged.

In addition, in the prior art, the connecting bolt between the lamp cover 8 and the lamp body 4 is arranged along the direction perpendicular to the light-transmitting surface, so that the lamp cover 8 is inevitably provided with a bolt hole. The bolt hole is also a part where sundries are easily accumulated.

In the utility model, the lamp cover 8 is connected with the lamp body 4 along the horizontal direction through the bolt 9, and the length direction of the bolt 9 is vertical to the falling direction of sundries, so that the sundries can be effectively prevented from accumulating in the bolt holes.

Specifically, the lamp housing 10 is light-transmitting glass. The plane of the lampshade 10 is a light-transmitting surface. Specifically, the bolts 9 are provided on the side surfaces of the lamp body 4.

As an embodiment, referring to fig. 4 and 5, a lamp panel 71 is disposed inside the lamp body 4; the lamp panel 71 is connected with the lamp body 4; the LED light source 7 is provided on the lamp panel 71. A lens 42 is provided corresponding to the LED light source 7; the lens 42 is arranged on the positioning plate 41 in a penetrating way; the positioning plate 41 is connected with the boss 5.

The lens 42 condenses light emitted from the LED light source 7. Specifically, the lamp panel 71 is provided with a plurality of LED light sources 7; the number of lenses 42 is plural; the LED light sources 7 are in one-to-one correspondence with the lenses 42. The positioning plate 41 plays a role in positioning the lens 42, and avoids toppling or scattering of the lens 42. Specifically, the positioning plate 41 is provided with a plurality of positioning holes, and the lens 42 is disposed in the positioning holes in a penetrating manner.

In the prior art, the positioning plate 41 is provided with positioning posts, and the positioning posts are connected with the lamp panel 71 by bolts. However, the lamp plate 71 is provided with a plurality of LED light sources 7, and is provided with a circuit, so that the lamp plate 71 is easily damaged in the process of punching and bolting. Therefore, the positioning plate 41 is fixed on the boss 5 in the utility model, so that the positioning plate 41 can be fixed, the lamp panel 71 can be protected, and the boss 5 can be effectively utilized, so that the space setting of the projection lamp is more scientific, and the assembly is more convenient.

As an embodiment, the positioning plate 41 is provided with a clamping groove corresponding to the clamping block 6; the clamping groove is clamped with the clamping block 6. The clamping groove is matched with the clamping block 6 to play a limiting role on the positioning plate 41. Specifically, the positioning plate 41 is provided with reinforcing ribs which are arranged in a staggered manner. The reinforcing ribs can prevent the positioning plate 41 from deforming, thereby enhancing the supporting strength of the positioning plate 41 and finally preventing the lens 42 from toppling or shifting.

As an example, referring to fig. 6 to 9, the lamp cover 8 is provided with a landing; the lampshade 10 is clamped with the lapping table; a filling layer 11 is arranged on the contact surface between the lampshade 10 and the lap joint table. Because the lamp shade 10 is light-transmitting glass, therefore, the assembly mode of lamp shade 10 and overlap joint bench joint, processing and assembly are more convenient to practice thrift the cost. Specifically, the filling layer 11 is waterproof glue. When assembling, waterproof glue is smeared on the lapping table and the lampshade 10, and the lampshade 10 is clamped in the lapping table.

As an example, the sealing strip 12 is connected to the landing at a first side and to the side of the globe 10 at a second side. The portion of the sealing strip 12 connected to the side of the lamp housing 10 is provided with a plurality of serrated sealing teeth. To further improve the waterproof performance, the weather strip 12 is provided. The sealing teeth are arranged, so that the sealing teeth can be fully contacted with the side surface of the lamp shade 10 in the process of clamping the lamp shade 10 to the lapping table, and the sealing effect is enhanced.

As another example, referring to fig. 3, the lamp housing 10 is screw-coupled with the lamp cover 8; a filling layer 11 and a sealing strip 12 are arranged in the gap between the lampshade 10 and the lamp cover 8. In this embodiment, it is necessary to form a screw or a screw groove in the lamp housing 10, and the connection between the lamp housing 10 and the lamp cover 8 is more stable and the sealing effect is more excellent, although the processing cost is high. When the lamp cover is assembled, waterproof glue is filled in the gap after the lamp cover 10 is in threaded connection with the lamp cover 8; and the sealing strip 12 is sleeved, so that the gap is fully blocked.

As an example, the sealing strip 12 is a flexible member. Specifically, the sealing strip 12 is a silica gel strip or a rubber strip.

As an example, the filling layer 11 is a waterproof glue layer.

As an example, a flexible sealing sleeve 13 is arranged between the bolt 9 and the lamp cap 8. In particular, the sealing sleeve 13 may be a silicone sleeve or a rubber sleeve. The sealing sleeve 13 is used to prevent dust or rainwater from leaking into the interior of the projector through the threaded hole.

Specifically, the globe 10 has a conical shape. Specifically, the part of the lamp cover 8 near the lamp shade 10 is in a truncated cone shape.

The assembly process of the above embodiment is:

the dust accumulation preventing projection lamp with the light-transmitting surface is characterized in that a lamp panel is firstly fixed in the lamp body 4 during assembly, then a positioning plate 41 is fixed on a boss 5, and then each lens 42 is penetrated in a positioning hole of the positioning plate 41.

The lamp cover 10 is connected to the lamp cap 8, and then a filling layer 11 is injected into the gap between the lamp cover 10 and the lamp cap 8.

The lamp cover 8 is covered on the lamp body 4, and then the lamp cover 8 and the lamp body 4 are fixed together using bolts 9.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dust accumulation formula projecting lamp is prevented to printing opacity face, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is provided with a dust collection prevention mechanism;

the dust collection prevention mechanism comprises two support plates (2) fixedly connected with a bottom plate (1), one sides of the two support plates (2) opposite to each other are rotationally connected with a fixing seat (3), one sides of the two fixing seats (3) opposite to each other are fixedly provided with a lamp body (4), a boss (5) is arranged in the lamp body (4), a clamping block (6) is fixedly arranged on the boss (5), an LED light source (7) is arranged in the lamp body (4), a lamp cover (8) is movably connected to the outer side of the lamp body (4), and the lamp cover (8) is connected with the lamp body (4) through a bolt (9); the bolt (9) is in threaded connection with the clamping block (6); the lamp cover (8) is connected with the lamp shade (10), a filling layer (11) is arranged between the lamp shade (10) and the lamp cover (8), and a sealing strip (12) is arranged between the lamp cover (8) and the lamp shade (10); the lampshade (10) is provided with a diversion surface with a high middle and a low periphery; the part of the lamp cover (8) close to the lamp shade (10) is provided with an inclined plane with high middle and low periphery; in the vertical direction, the flow guiding surface is higher than the inclined surface of the lamp cover (8).

2. The light-transmitting-surface dust-accumulation-preventing type projection lamp as claimed in claim 1, wherein: a lamp panel (71) is arranged in the lamp body (4); the lamp panel (71) is connected with the lamp body (4); the LED light source (7) is arranged on the lamp panel (71);

a lens (42) is arranged corresponding to the LED light source (7); the lens (42) is arranged on the positioning plate (41) in a penetrating way; the locating plate (41) is connected with the boss (5).

3. The light-transmitting-surface dust-accumulation-preventing type projection lamp as claimed in claim 2, wherein: the positioning plate (41) is provided with a clamping groove corresponding to the clamping block (6); the clamping groove is clamped with the clamping block (6).

4. The light-transmitting-surface dust-accumulation-preventing type projection lamp as claimed in claim 1, wherein: the lamp cover (8) is provided with a lap joint table; the lampshade (10) is clamped with the lap joint table;

and a filling layer (11) is arranged on the contact surface between the lampshade (10) and the lap joint table.

5. The light-transmitting-surface dust-accumulation-preventing type projection lamp as claimed in claim 4, wherein: the first side of the sealing strip (12) is connected with the lapping table, and the second side is connected with the side surface of the lampshade (10);

the part of the sealing strip (12) connected with the side surface of the lampshade (10) is provided with a plurality of serrated sealing teeth.

6. The light-transmitting-surface dust-accumulation-preventing type projection lamp as claimed in claim 1, wherein: the lampshade (10) is in threaded connection with the lamp cover (8); a filling layer (11) and a sealing strip (12) are arranged in a gap between the lampshade (10) and the lamp cover (8).

7. The light-transmitting-surface dust-accumulation-preventing type projection lamp as claimed in claim 1, wherein: the sealing strip (12) is a flexible piece.

8. The light-transmitting-surface dust-accumulation-preventing type projection lamp as claimed in claim 1, wherein: the filling layer (11) is a waterproof glue layer.

9. The light-transmitting-surface dust-accumulation-preventing type projection lamp as claimed in claim 1, wherein: a flexible sealing sleeve (13) is arranged between the bolt (9) and the lamp cover (8).