CN217540691U

CN217540691U - Sealing structure of LED module

Info

Publication number: CN217540691U
Application number: CN202221618287.0U
Authority: CN
Inventors: 肖晓兰; 刘利平
Original assignee: Jiangxi Xinhe Photoelectric Technology Co ltd
Current assignee: Jiangxi Xinhe Photoelectric Technology Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-10-04
Anticipated expiration: 2032-06-27

Abstract

The utility model relates to a sealed technical field of LED module, specific seal structure of LED module that says so, include: the LED module comprises a bottom plate and a shell, wherein an LED module body is arranged at the top of the bottom plate, screw holes are uniformly distributed in the top of the bottom plate, an installation block is fixedly connected to the surface of the shell, a bolt corresponding to the screw hole is arranged at the top of the installation block, and the lower end of the bolt penetrates through the installation block and is in threaded connection with the screw hole; through setting up seal structure, can be at the in-process of installing shell and bottom plate, push up the kicking block through triggering the board top, thereby can drive the inside air of stripper plate extrusion activity chamber through kicking block and connecting rod, it can pour into inside sealed gasbag through guide hole and connecting pipe to receive extruded air, and then bloated sealed gasbag, the inner wall of recess can be hugged closely to the sealed gasbag of bloating, reach the effect in gap between sealed shell and the bottom plate, this mode of the sealed mode of sealing strip has effectively improved sealed effect than the tradition.

Description

Sealing structure of LED module

Technical Field

The utility model relates to a LED module seals technical field, and is very much related to a seal structure of LED module.

Background

At present, in the use process of the existing LED module, the LED module is usually installed on the bottom plate and is protected by matching with the shell for avoiding the influence of humidity on the LED module, but the sealing structure is simpler and the sealing effect is poorer due to the addition of the sealing strips between the existing bottom plate and the shell.

Therefore, a sealing structure of an LED module is proposed to solve the above problems.

Disclosure of Invention

The utility model discloses a following technical scheme realizes above-mentioned purpose, a seal structure of LED module, include: the LED module comprises a bottom plate and a shell, wherein the top of the bottom plate is provided with an LED module body, the top of the bottom plate is provided with uniformly distributed screw holes, the surface of the shell is fixedly connected with an installation block, the top of the installation block is provided with bolts corresponding to the screw holes, and the lower ends of the bolts penetrate through the installation block and are in threaded connection with the screw holes; a sealing mechanism; the sealing mechanism comprises a trigger plate fixedly connected to the top of the bottom plate, and the LED module body is positioned on the inner side of the trigger plate; the sealing mechanism further comprises a sealing assembly arranged inside the shell, and the sealing assembly is matched with the trigger plate to improve the sealing effect between the shell and the bottom plate.

Preferably, seal assembly is including seting up the inside movable chamber of shell, the through-hole that evenly distributed and be linked together with movable chamber is seted up to the inboard of shell, the inner wall sliding connection in movable chamber has the stripper plate, and the stripper plate can shift up along the inside in movable chamber, and then extrudees the air in the movable chamber.

Preferably, the bottom fixedly connected with evenly distributed's of stripper plate connecting rod, the lower extreme of connecting rod runs through out activity chamber and fixedly connected with and the inboard sliding connection's of shell kicking block, the bottom of kicking block contacts with the top that triggers the board, and the kicking block can be pushed up through triggering the board during installation simultaneously to the kicking block and mutually supporting of triggering the board and reach secondary seal's effect, and then drive the connecting rod and make stripper plate synchronous motion.

Preferably, the shell is internally provided with guide holes which are uniformly distributed and communicated with the movable cavity, the opening height of each guide hole is greater than that of each through hole, external air can be guided into the movable cavity through the through holes, when the extrusion plate blocks the through holes, the air can be trapped in the movable cavity, and then the extrusion plate can extrude the air to be guided out through the guide holes.

Preferably, the bottom of shell is embedded and is installed sealed gasbag, sealed gasbag's top intercommunication has the connecting pipe, the other end of connecting pipe extends to the inside of guide hole and is linked together with the guide hole, and the connecting pipe is used for the intercommunication of sealed gasbag and guide hole, can be through the inside of guide hole and connecting pipe with gas injection sealed gasbag to reach the effect of bloated sealed gasbag.

Preferably, the sealing assembly further comprises a groove formed in the surface of the bottom plate, the groove corresponds to the sealing air bag in position, the inside of the groove can be filled with the swollen sealing air bag, and the space between the outer shell and the bottom plate is isolated from the outside and is installed, so that the effect of a gap between the sealing shell and the bottom plate is achieved, the swollen sealing air bag can be tightly attached to the inner wall of the groove, and the sealing effect is improved.

The utility model has the advantages that:

1. by arranging the sealing structure, the ejector block can be ejected by the trigger plate in the process of installing the shell and the bottom plate, so that the ejector block and the connecting rod can drive the extrusion plate to extrude the air in the movable cavity, the extruded air can be injected into the sealing air bag through the guide hole and the connecting pipe, the sealing air bag is expanded, the expanded sealing air bag can be tightly attached to the inner wall of the groove, the effect of sealing a gap between the shell and the bottom plate is achieved, and the sealing effect is effectively improved compared with the traditional sealing method by using a sealing strip;

2. through setting up seal structure and trigger the board, can be carrying out the in-process of installing to shell and bottom plate, trigger the board and can hug closely the kicking block to can reach secondary seal's effect under mutually supporting of kicking block and trigger the board, further improve sealed effect.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the connection between the mounting block and the housing of the present invention;

fig. 3 is a schematic view of the connection between the sealing assembly and the housing according to the present invention;

FIG. 4 is a schematic view of the connection between the trigger plate and the bottom plate of the present invention;

fig. 5 is an enlarged view of a in fig. 3.

In the figure: 1. a base plate; 2. a housing; 3. a seal assembly; 101. an LED module body; 102. a trigger plate; 103. a screw hole; 201. mounting blocks; 202. a bolt; 301. a movable cavity; 302. a through hole; 303. a connecting rod; 304. a top block; 305. sealing the air bag; 306. a connecting pipe; 307. a guide hole; 308. a pressing plate; 309. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the specific implementation: as shown in fig. 1 to 5, a sealing structure of an LED module includes: the LED module comprises a bottom plate 1 and a shell 2, wherein the top of the bottom plate 1 is provided with an LED module body 101, the top of the bottom plate 1 is provided with uniformly distributed screw holes 103, the surface of the shell 2 is fixedly connected with an installation block 201, the top of the installation block 201 is provided with bolts 202 corresponding to the screw holes 103, and the lower ends of the bolts 202 penetrate through the installation block 201 and are in threaded connection with the screw holes 103; a sealing mechanism; the sealing mechanism comprises a trigger plate 102 fixedly connected to the top of the bottom plate 1, and the LED module body 101 is positioned on the inner side of the trigger plate 102; the sealing mechanism further comprises a sealing assembly 3 arranged inside the shell 2, the sealing assembly 3 is matched with the trigger plate 102 to improve the sealing effect between the shell 2 and the bottom plate 1, the inner side of the shell 2 is covered on the bottom plate 1 along the trigger plate 102 during installation, and the bolt 202 is in threaded connection with the corresponding screw hole 103 by rotating the bolt 202, so that the shell 2 and the bottom plate 1 are fixed.

As shown in fig. 1-5, the sealing assembly 3 includes a movable cavity 301 disposed inside the housing 2, through holes 302 uniformly distributed and communicated with the movable cavity 301 are disposed inside the housing 2, a pressing plate 308 is slidably connected to an inner wall of the movable cavity 301, connecting rods 303 uniformly distributed are fixedly connected to a bottom of the pressing plate 308, a lower end of the connecting rod 303 penetrates through the movable cavity 301 and is fixedly connected with a top block 304 slidably connected to an inner side of the housing 2, the top block 304 is a rubber material member, a bottom of the top block 304 contacts with a top of the trigger plate 102, guide holes 307 uniformly distributed and communicated with the movable cavity 301 are disposed inside the housing 2, a height of the guide hole 307 is greater than a height of the through hole 302, the through hole 302 is disposed to allow outside air to enter the movable cavity 301 through an inner side of the housing 2, and a sealing air bag 305 is embedded in a bottom of the housing 2, the top of the sealed air bag 305 is communicated with a connecting pipe 306, the other end of the connecting pipe 306 extends into the guide hole 307 and is communicated with the guide hole 307, in the process of covering the shell 2, the trigger plate 102 can push the top block 304, the top block 304 drives the extrusion plate 308 to slide along the inner wall of the movable cavity 301 through the connecting rod 303, the extrusion plate 308 blocks the through hole 302 and then continuously moves upwards in the process, at the moment, air between the top of the extrusion plate 308 and the inner wall of the movable cavity 301 is extruded by the extrusion plate 308, the air is injected into the sealed air bag 305 through the guide hole 307 and the connecting pipe 306, the sealed air bag 305 can be expanded, and after the shell 2 and the bottom plate 1 are installed in place, the trigger plate 102 can be tightly attached to the top block 304, and therefore a secondary sealing effect can be achieved under the mutual matching of the top block 304 and the trigger plate 102.

As shown in fig. 1 to 5, the sealing assembly 3 further includes a groove 309 formed on the surface of the bottom plate 1, the groove 309 corresponds to the sealing airbag 305, and the inflated sealing airbag 305 can fill the inside of the groove 309 to isolate the space between the exterior and the installed housing 2 and the bottom plate 1, thereby achieving the effect of sealing the gap between the housing 2 and the bottom plate 1.

The utility model discloses when using, make its inboard along triggering board 102 lid on bottom plate 1 through shell 2 during the installation, trigger board 102 and can push up ejector pad 304 at this in-process, thereby it slides along the inner wall of activity chamber 301 to drive connecting rod 303 messenger stripper pad 308, at this in-process stripper pad 308 blocks through-hole 302 and continues to shift up, the air between stripper pad 308 top and the activity chamber 301 inner wall receives the extrusion of stripper pad 308 this moment, the air passes through guide hole 307 and the inside that connecting pipe 306 pours into sealed gasbag 305 into, thereby can bulge sealed gasbag 305, after shell 2 and bottom plate 1 installation target in place, trigger board 102 and can hug closely ejector pad 304, thereby can reach secondary seal's effect under the mutually supporting of ejector pad 304 and trigger board 102, make bolt 202 and corresponding screw 103 threaded connection through rotatory bolt 202, thereby accomplish the fixed between shell 2 and the bottom plate 1.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A sealing structure of an LED module is characterized by comprising:

the LED module comprises a bottom plate (1) and a shell (2), wherein an LED module body (101) is arranged at the top of the bottom plate (1), screw holes (103) which are uniformly distributed are formed in the top of the bottom plate (1), an installation block (201) is fixedly connected to the surface of the shell (2), bolts (202) corresponding to the screw holes (103) are arranged at the top of the installation block (201), and the lower ends of the bolts (202) penetrate through the installation block (201) and are in threaded connection with the screw holes (103);

a sealing mechanism;

the sealing mechanism comprises a trigger plate (102) fixedly connected to the top of the bottom plate (1), and the LED module body (101) is located on the inner side of the trigger plate (102);

the sealing mechanism further comprises a sealing assembly (3) arranged inside the shell (2), and the sealing assembly (3) is matched with the trigger plate (102) to improve the sealing effect between the shell (2) and the bottom plate (1).

2. The sealing structure of the LED module according to claim 1, wherein: seal assembly (3) are including offering activity chamber (301) inside shell (2), through-hole (302) that evenly distributed and be linked together with activity chamber (301) are seted up to the inboard of shell (2), the inner wall sliding connection in activity chamber (301) has stripper plate (308).

3. A sealing structure of LED module according to claim 2, wherein: the bottom fixedly connected with evenly distributed's of stripper plate (308) connecting rod (303), the lower extreme of connecting rod (303) runs through activity chamber (301) and fixedly connected with shell (2) inboard sliding connection's kicking block (304), the bottom of kicking block (304) contacts with the top that triggers board (102).

4. A sealing structure of LED module according to claim 3, characterized in that: guide holes (307) which are uniformly distributed and communicated with the movable cavity (301) are formed in the shell (2), and the forming height of the guide holes (307) is greater than that of the through holes (302).

5. A sealing structure of LED module according to claim 4, characterized in that: the bottom of the shell (2) is embedded with a sealing air bag (305), the top of the sealing air bag (305) is communicated with a connecting pipe (306), and the other end of the connecting pipe (306) extends to the inside of the guide hole (307) and is communicated with the guide hole (307).

6. The sealing structure of the LED module according to claim 5, wherein: the sealing assembly (3) further comprises a groove (309) formed in the surface of the bottom plate (1), and the groove (309) corresponds to the position of the sealing air bag (305).