CN219607018U - PC lamp tube with ventilation holes - Google Patents

Abstract

The utility model provides a PC lamp tube with air holes, which comprises a PC tube and end covers which are covered at two ends of the PC tube, wherein a sealing cavity is formed between the PC tube and the two end covers, a fixing groove is formed in the PC tube, a lamp strip is arranged in the fixing groove, and the end face of the end cover at least one end is provided with the air holes for communicating the outside with the sealing cavity. The utility model can conveniently drain the condensed water generated in the lamp tube and residual seeper by arranging the vent holes on the end cover, thereby avoiding the damage of the lamp bar by sewage and reducing the service life of the PC lamp tube.

Description

PC lamp tube with ventilation holes

Technical Field

The utility model relates to the technical field of LED lamp manufacturing, in particular to a PC lamp tube with ventilation holes.

Background

The PC Chinese name polycarbonate is a novel thermoplastic plastic, the transparency reaches 90%, the polycarbonate is known as transparent metal, the polycarbonate is rigid and has toughness, high impact strength, high stability, good electrical insulation property, heat resistance and no toxicity, and the PC thermal property is excellent through injection and extrusion molding.

At present, PC neon tubes on the market generally do not have ventilation holes, when the PC neon tubes are used outdoors or meet end weather, the lamp bars emit heat, condensed water is easy to generate in sealed tubes to enter the lamp bars, and the service lives of the lamp bars are shortened. In the actual use process, the lead of the end cover has the defect of insufficient tight sealing, so that water enters the gap of the lead to damage the internal structure.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a PC lamp with ventilation holes, which is used to solve the problem that the lamp is damaged by water entering the PC lamp in the prior art.

In order to achieve the above and other related objects, the present utility model provides a PC tube with ventilation holes, including a PC tube and end caps covering two ends of the PC tube, a sealed cavity is formed between the PC tube and the two end caps, a fixing groove is disposed in the PC tube, a light bar is disposed in the fixing groove, and ventilation holes are formed in an end face of the end cap at least one end for communicating the outside with the sealed cavity. By arranging the air holes on the end cover, condensed water and other permeated accumulated water generated in the lamp tube can be conveniently discharged, the lamp bar is prevented from being damaged by sewage, and the service life of the PC lamp tube is reduced.

In an embodiment of the utility model, an eave portion extending outwards is arranged on the periphery of the end cover. The eave part outside the end cover can serve as a waterproof eave, and the eave part can effectively prevent water seepage in rainy days from causing internal ponding of the lamp tube.

In an embodiment of the utility model, the upper part of the cross section of the PC tube is provided with an arc-shaped upward bulge, the lower part of the cross section of the PC tube is provided with a clamping groove in an inverted trapezoid shape, and a buckle in sliding clamping connection with the clamping groove is arranged in the clamping groove. The PC pipe is connected with the wall body and the like through the matching of the buckle and the clamping groove, and the split setting of the PC pipe and the buckle enables parts to be detached and replaced, so that the connection is more convenient and trouble-saving.

In an embodiment of the utility model, a fixing screw hole is formed at the bottom of the buckle.

In an embodiment of the utility model, protruding portions are disposed at the supporting legs on two sides of the buckle, and grooves matched with the protruding portions are disposed above two sides of the clamping groove.

In an embodiment of the present utility model, the upper portion of the PC tube is made of an atomized transparent PC material, and the lower portion of the PC tube is made of an opaque PC material.

In an embodiment of the utility model, the light bar is an LED light bar, and the LED light bar includes a flexible printed circuit board, and a plurality of LED light beads are disposed on the flexible printed circuit board.

In an embodiment of the utility model, a wire is disposed in the end cover at least at one end, one end of the wire is welded on the bonding pad of the flexible printed circuit board, and the wire is electrically connected with the LED lamp bead.

In one embodiment of the present utility model, the end caps are adhered to both ends of the PC tube by silicone.

As described above, the PC lamp tube with the air holes has the following beneficial effects:

1. by arranging the air holes on the end cover, condensed water and other permeated accumulated water generated in the lamp tube can be conveniently discharged, the lamp bar is prevented from being damaged by sewage, and the service life of the PC lamp tube is reduced.

2. The eave part outside the end cover can serve as a waterproof eave, and the eave part can effectively prevent water seepage in rainy days from causing internal ponding of the lamp tube.

3. The PC pipe is connected with the wall body and the like through the matching of the buckle and the clamping groove, and the split setting of the PC pipe and the buckle enables parts to be detached and replaced, so that the connection is more convenient and trouble-saving.

Drawings

Fig. 1 is a schematic cross-sectional view of a PC lamp tube with ventilation holes according to an embodiment of the utility model.

FIG. 2 is a schematic cross-sectional view of a PC tube as disclosed in an embodiment of the present utility model.

Fig. 3 shows a schematic cross-sectional view of a clasp disclosed in an embodiment of the utility model.

Fig. 4 is a schematic structural diagram of a PC lamp according to an embodiment of the utility model.

Fig. 5 is a schematic view showing the structure of an end cap disclosed in an embodiment of the present utility model.

Description of element reference numerals

1. A PC tube; 11. sealing the cavity; 12. a fixing groove; 2. a light bar; 21. a flexible printed circuit board; 22. LED lamp beads; 3. a buckle; 31. a convex portion; 4. a clamping groove; 41. a groove; 5. an end cap; 51. ventilation holes; 52. eave part; 6. a wire; 7. and (5) a screw.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

Please refer to fig. 1 to 5. It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or otherwise, used in the practice of the utility model, are not intended to be critical to the essential characteristics of the utility model, but are intended to fall within the spirit and scope of the utility model. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

Referring to fig. 4, the utility model provides a PC lamp tube with ventilation holes 51, which comprises a PC tube 1 and end caps 5 covering two ends of the PC tube 1, wherein a sealing cavity 11 is formed between the PC tube 1 and the two end caps 5, a fixing groove 12 is provided in the PC tube 1, a lamp strip 2 is provided in the fixing groove 12, and ventilation holes 51 are provided on an end surface of the end cap 5 at least one end for communicating the outside with the sealing cavity 11. When the PC lamp tube is used outdoors or encounters an end weather, the lamp bar 2 can generate heat when emitting light, condensed water is easy to generate in the sealed lamp tube to enter the lamp bar 2, the service life of the lamp bar 2 is shortened, but the condensed water generated in the lamp tube can be conveniently discharged through the vent holes 51 formed in the end cover 5, and the damage to the lamp bar 2 is avoided.

Further, the outer periphery of the end cap 5 is provided with an outwardly extending eave 52. Eave portion 52 can act as waterproof eave, because the bleeder vent 51 has been seted up to end cover 5 department, eave portion 52 can effectively prevent that the rainy day infiltration from leading to the inside ponding of fluorescent tube.

Further, the upper portion of the cross section of the PC pipe 1 is in an upward protruding arc-shaped arrangement, the lower portion of the cross section of the PC pipe 1 is provided with a clamping groove 4 in an inverted trapezoid shape, and a buckle 3 in sliding clamping connection with the clamping groove 4 is arranged in the clamping groove. For better realizing the illumination function of the PC lamp tube, the upper part of the PC tube 1 is made of atomized transparent PC material, and the lower part of the PC tube 1 is made of opaque PC material.

Furthermore, the bottom of the buckle 3 is provided with a fixed screw hole, the buckle 3 can be connected to a position needing to be installed such as a wall body through screws, and the PC lamp tube can be slidably clamped on the buckle 3. In order to better realize the clamping connection between the buckle 3 and the clamping groove 4, convex parts 31 are arranged at the supporting feet on two sides of the buckle 3, and grooves 41 matched with the convex parts 31 are arranged above two sides of the clamping groove 4.

Further, the light bar 2 is an LED light bar 2, the LED light bar 2 includes a flexible printed circuit board 21 (FPCB), and a plurality of LED light beads 22 are disposed on the flexible printed circuit board 21. In the processing process, the LED lamp beads 22 are welded on the flexible printed circuit board 21 by using an SMT process, and the flexible printed circuit board 21 with the lamp beads can be cut and lapped at any end of the flexible printed circuit board, so that the flexible printed circuit board can be spliced without limitation in length, and is suitable for PC lamp tubes with different lengths. SMT (surface mount technology) is currently the most popular technology and process in the electronic assembly industry, and the processing flow is as follows: solder paste printing, part mounting, furnace curing, reflow soldering, AOI optical inspection, maintenance, board separation, board grinding and board washing.

In order to realize connection of the LED lamp beads 22 and a power supply, a wire 6 is arranged in the end cover 5 at least one end, one end of the wire 6 is welded on a bonding pad of the flexible printed circuit board 21, and the wire 6 is electrically connected with the LED lamp beads 22. In the actual use process, the lead 6 of the end cover 5 has the defect of insufficient tight sealing, so that water enters the gap of the lead 6 to damage the internal structure; however, the end cap 5 of the present utility model can drain accumulated water due to the provision of the ventilation holes 51. To better achieve the connection of the end caps 5 to the PC tube, the end caps 5 are glued to the ends of the PC tube 1 by means of silicone.

The installation principle of the PC lamp tube in the utility model is as follows: firstly, the buckle 3 is fixed on a wall through a screw, then the PC pipe 1 is clamped into the buckle 3, and the PC pipe 1 and the end cover 5 are connected through silica gel to prevent water inflow.

In summary, the vent holes are formed in the end cover, so that condensed water and other permeated accumulated water generated in the lamp tube can be conveniently discharged, the lamp bar is prevented from being damaged by sewage, and the service life of the PC lamp tube is reduced; the eave part outside the end cover can serve as a waterproof eave, and the eave part can effectively prevent water seepage in the lamp tube caused by rain; the PC pipe is connected with the wall body and the like through the matching of the buckle and the clamping groove, and the split setting of the PC pipe and the buckle enables parts to be detached and replaced, so that the connection is more convenient and trouble-saving. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims (9)

1. The utility model provides a take PC fluorescent tube of bleeder vent, its characterized in that includes PC pipe and lid locate the end cover at PC pipe both ends, form sealed chamber between PC pipe and the both ends lid, the inside of PC pipe is equipped with the fixed slot, be equipped with the lamp strip in the fixed slot, the bleeder vent has been seted up to the terminal surface of the end cover of at least one end and is used for UNICOM external and sealed chamber.

2. The PC tube with ventilation holes as claimed in claim 1, wherein the outer circumference of the end cap is provided with an outwardly extending eave portion.

3. The PC tube with ventilation holes according to claim 1 or 2, wherein the upper part of the cross section of the PC tube is provided with an arc-shaped upward, the lower part of the cross section of the PC tube is provided with a clamping groove in an inverted trapezoid shape, and a buckle in sliding clamping connection with the clamping groove is arranged in the clamping groove.

4. The PC tube with ventilation holes of claim 3, wherein the bottom of the buckle is provided with a fixing screw hole.

5. The PC tube with ventilation holes of claim 3, wherein the protruding parts are provided at the feet on both sides of the buckle, and the grooves matched with the protruding parts are provided above both sides of the slot.

6. A PC tube with ventilation holes as claimed in claim 3, wherein the upper part of the PC tube is an atomized transparent PC material, and the lower part of the PC tube is an opaque PC material.

7. The PC lamp tube with the air holes, as set forth in claim 1, wherein the lamp strip is an LED lamp strip, the LED lamp strip comprises a flexible printed circuit board, and a plurality of LED lamp beads are arranged on the flexible printed circuit board.

8. The PC tube with ventilation holes of claim 7, wherein a wire is disposed in the end cap at least one end, one end of the wire is soldered on the pad of the flexible printed circuit board, and the wire is electrically connected to the LED lamp bead.

9. The PC tube with ventilation holes of claim 1, wherein the end caps are adhered to both ends of the PC tube by silicone.