CN201297607Y

CN201297607Y - Guardrail lamp tube with good heat radiating performance

Info

Publication number: CN201297607Y
Application number: CNU2008201770475U
Authority: CN
Inventors: 杨华贵
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-11-11
Filing date: 2008-11-11
Publication date: 2009-08-26
Anticipated expiration: 2018-11-11

Abstract

The utility model discloses a guardrail lamp tube with good heat radiating performance, which comprises a tube body and an end lid, wherein the end lid is arranged on both ends of the tube body, the tube body comprises a metal bottom shell and a transparent face shell which can be disassembled and assembled, the end lid is provided with a drying area containing a drying agent, and the drying area and the inside and the outside of the lamp tube are communicated for ventilation. In the utility model, the face shell and the bottom shell are arranged separately, the metal bottom shell is adopted, so good heat radiating performance is guaranteed; because the drying area is arranged in the end cover and contains the drying agent, the steam entering the lamp tube from the outside can be absorbed so as to keep the inside of the lamp tube dry; in addition, the drying area and the inside and the outside of the lamp tube are communicated for ventilation, the heat generated when the lamp tube works can be radiated by the end lid, and the moisture absorbed by the drying agent is discharged out to enable the drying agent to be dried again and continuously keep the moisture absorbing performance. The utility model has excellent heat radiating performance and attractive appearance, is easy to manufacture and convenient to process.

Description

A kind of guardrail fluorescent tube with good heat radiating

Technical field

The utility model relates to guardrail fluorescent tube field, more specifically to a kind of guardrail fluorescent tube with good heat radiating.

Background technology

Generally all adopt the engineering resin plastic or other material on present guard rail lamp, the clearance light, as makrolon material, promptly the PC pipe is very little because general small power LED lamp generates heat, the requirement of not dispelling the heat.Need use high-power LED bulb (1w) or use other light emitting source when some occasions, when making the fuse lamp as the fuse bulb, it is bigger generate heat, and at this time the PC pipe can not satisfy the requirement that fluorescent tube dispels the heat completely.

All there is end cap at existing guard rail lamp or other light fixture fluorescent tube two, or title plug, though end cap generally adopts end cover, but existing end cap assembling back sealing is also bad, airborne moisture or moisture are easy to enter fluorescent tube inside, the electronic devices and components that quicken in the fluorescent tube are aging, even short circuit, and shortened the service life of lamp; And simultaneously owing to adopt end cover, a large amount of heats that the fluorescent tube of employing fuse lamp or great power LED lamp as light source produces when work are not easy again to shed, and constantly rising influences lamp life with the working time lengthening to cause device temperature.So face so awkward problem, should prevent that extraneous moisture from by end cap intrusion fluorescent tube inside, guaranteeing that again fluorescent tube has good thermal diffusivity.

Therefore need the body of the good thermal diffusivity of a kind of existing tool of exploitation, can guarantee that again airborne moisture or moisture are difficult for entering fluorescent tube inside, help the novel lamp tube structure that heat sheds in the fluorescent tube simultaneously, to satisfy growing market demand.

The utility model content

The technical problems to be solved in the utility model be to overcome above-mentioned defective, a kind of guardrail fluorescent tube with good heat radiating is provided, can install under the light emitting source situations such as high-powered LED lamp or fuse lamp, satisfy the requirement of lamp body heat radiation.

The utility model is realized by the following technical solutions:

A kind of guardrail fluorescent tube with good heat radiating of the present utility model comprises body and end cap, and end cap is assemblied in the body two ends, described body comprises removable printing opacity face-piece that closes and metal drain pan, described end cap is provided with dry section, and drier is housed, and it is ventilative to be interlinked to the outside in described dry section and the fluorescent tube.

The utility model is arranged the branch of face-piece and drain pan, and has adopted the metal drain pan, guarantees good thermal diffusivity, and because dry section is set in end cap, built-in drier can absorb the steam that the external world enters fluorescent tube inside, keeps fluorescent tube inner dry; It is ventilative to be interlinked to the outside in dry section and the fluorescent tube simultaneously, and the heat that produces during lamp works can shed by end cap again, and the moisture that drier absorbs is discharged, and makes drier recover dry, continues to keep moisture pick-up properties.

Described drain pan cross section is an arc, and outer surface has gear-like protrusions.The arc drain pan has bigger area of dissipation, and the gear-like protrusions of outer surface has further increased area of dissipation, also play attractive in appearance, be convenient to take the effect hold.

Described dry section comprises dry section lid and dry section box, all has air-vent on it.Lid constitutes spatial accommodation with box, and interior dress drier is installed with aperture above, make be interlinked to the outside in the fluorescent tube ventilative.

Also comprise sealing ring, the sealing circle places described end cap inboard, and described sealing ring is provided with passage on the position corresponding with described dry section.Sealing ring can be plastics, elastic tape etc.

Described printing opacity face-piece is that the cross section is the Merlon face-piece of arc, and described metal drain pan is the aluminium alloy drain pan.Merlon has good light transmittance and processing characteristics, aluminium alloy good heat dissipation, light weight, easily processing.

Described end cap is provided with screw hole, and described drain pan is provided with mounting groove, and the end face of described mounting groove is corresponding with described screw hole.Mounting groove can be the inner groovy that is arranged on both sides, drain pan side, supplies clamping support etc., so that be installed in specific place; The both ends of the surface of mounting groove can be arranged to corresponding the matching of screw hole with end cap, like this when with end cap by screw fixedly the time, mounting groove is near a bit of position that just becomes ccontaining screw of end face, can make that end face is fastening to be installed on the fluorescent tube.

The beneficial effects of the utility model are to have good thermal diffusivity, and good looking appearance is made simple, easy to process.

Description of drawings

Fig. 1 is the face-piece schematic cross-section of a kind of preferred embodiment of the utility model;

Fig. 2 is the drain pan schematic cross-section of a kind of preferred embodiment of the utility model;

Fig. 3 is the end cap front schematic view of a kind of preferred embodiment of the utility model; And

Fig. 4 is the end cap schematic rear view of a kind of preferred embodiment of the utility model.

The specific embodiment

Below in conjunction with the description of drawings specific embodiment of the present utility model.

Guard rail lamp pipe composite structure of the present utility model comprises printing opacity Merlon face-piece 1 and aluminium alloy drain pan 2, and the two cross section is semicircle, and the formation that can be interlocked tubulose also comprises end cap 3, is assemblied in lamp tube ends.As shown in Figure 1, face-piece 1 cross section of long strip type is semicircle, and face-piece 1 center of top zone 11 is a smooth inner surface, the middle section width is not less than 1/6 of whole arc face-piece, the both sides inner surface is provided with sawtooth 12,, the arc two ends are provided with two card articles 13 to the symmetry of inner process.

As shown in Figure 2, guardrail fluorescent tube aluminium alloy drain pan 2 of the present utility model, the cross section is semicircle, and the centre is provided with light trough 21, and the drain pan outer surface has gear-like protrusions 23.

Light trough 21 comprises the attachment rail that the prominent bar 211 of two symmetries constitutes, and the track that the prominent bar 211 of these two symmetries surrounds can make things convenient for the installation of lamp band and take out replacing.

Two ends of drain pan 2 arcs are provided with two buckling grooves 24 of symmetry, and buckling groove 24 can fasten with the card article 13 of face-piece 1 and install, and arc Merlon face-piece deformable expansion can be torn open easily and be closed.Buckling groove 24 places also can set up the collision mat (not shown), as the soft rubber pad etc., the driving fit that can further guarantee fluorescent tube after the face-piece drain pan fastens with discharge water protection against the tide.

Drain pan 2 outer surfaces are symmetrical arranged two mounting grooves 25 near the buckling groove 24, mounting groove 25 supplies clamping support etc., so that fluorescent tube is installed in specific place for being arranged on the inner groovy on both sides, drain pan side.

Tube end covers 3 as shown in Figure 3, Figure 4 comprises dry section 30.Dry section 30 comprises dry section box 31 and dry section lid 32, and dry section lid 32 is fastened on the dry section box 31, and drier is housed in it, on dry section box 31 and the dry section lid 32 air-vent 33 is arranged all, and its size is less than the diameter of drier.Have fairlead 34 and screw hole 35 on the end cap 3, fairlead 34 is identical with lead format, size equals the size that goes between, screw hole 35 is two, match with the both ends of the surface of mounting groove 25 are corresponding, like this when end cap 3 is fixed on drain pan 2 by screw, mounting groove 25 is near a bit of position that just becomes ccontaining screw of end face, can make end cap 3 fastening being installed on the drain pan 2, at this time mounting groove has played dual effect, both can be convenient to mounting bracket etc., again as the installation site of its screw when end cap is installed.But additional encryption seal (not shown) also in it when end cap is installed, sealing ring can be plastics, elastic tape etc., places described end cap inboard, is provided with passage and guarantees that the ventilative of end cap getting final product on the position corresponding with dry section.

Above disclosed only is preferred embodiment of the present utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the scope that the utility model is contained.

Claims

1. the guardrail fluorescent tube with good heat radiating comprises body and end cap, and end cap is assemblied in the body two ends, it is characterized in that described body comprises removable printing opacity face-piece that closes and metal drain pan, described end cap is provided with dry section, drier is housed, and it is ventilative to be interlinked to the outside in described dry section and the fluorescent tube.

2. guardrail fluorescent tube as claimed in claim 1 is characterized in that, described drain pan cross section is an arc, and outer surface has gear-like protrusions.

3. guardrail fluorescent tube as claimed in claim 1 or 2 is characterized in that, described dry section comprises dry section lid and dry section box, all has air-vent on it.

4. guardrail fluorescent tube as claimed in claim 3 is characterized in that, also comprises sealing ring, and the sealing circle places described end cap inboard, and described sealing ring is provided with passage on the position corresponding with described dry section.

5. guardrail fluorescent tube as claimed in claim 4 is characterized in that, described printing opacity face-piece is that the cross section is the Merlon face-piece of arc, and described metal drain pan is the aluminium alloy drain pan.

6. guardrail fluorescent tube as claimed in claim 5 is characterized in that described end cap is provided with screw hole, and described drain pan is provided with mounting groove, and the end face of described mounting groove is corresponding with described screw hole.