CN208475145U

CN208475145U - A kind of street lamp with radiator

Info

Publication number: CN208475145U
Application number: CN201820373334.7U
Authority: CN
Inventors: 徐文斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-03-19
Filing date: 2018-03-19
Publication date: 2019-02-05
Anticipated expiration: 2028-03-19

Abstract

The utility model discloses a kind of street lamps with radiator, solve the problems, such as that existing road lamp cooling is bad, its key points of the technical solution are that, including bracket, LED lamp source, built-in LED lamp source and be fixed on the lamp shade body on bracket and transmission of electricity electric wire, transmission of electricity electric wire is exported from ground end and is connect with LED lamp source, lamp shade body includes protective cover and the transparent lamp shade equipped with LED lamp source, transparent lamp shade equipped with LED lamp source is located at the underface of the protective cover, the protective cover is equipped with cavity, opening is at the top of protective cover, protective cover inner sidewall is fixed with transparent lamp shade exterior sidewall portions, there are a fixed gaps in addition to sidewall sections are fixed for transparent lamp shade and protective cover, transparent lamp shade offers the through-hole that heat exchanging holes and supply lines pass through, radiator includes cooling fin and fan, a kind of street lamp with radiator of the utility model , heat dissipation is preferable, extends the service life of LED lamp source.

Description

A kind of street lamp with radiator

Technical field

The utility model belongs to lighting technical field, and in particular to a kind of street lamp with radiator.

Background technique

Street lamp is essential communal facility in people's daily life, for being illuminated to road, in recent years, LED Lamp source is widely used due to having many advantages, such as that environment friendly and pollution-free, little power consumption, light efficiency are high, but LED lamp source is when working long hours A large amount of heat can be generated, will affect the service life of LED lamp source, the steam in air can also shorten the service life of LED, because This LED lamp source must work in closed environment, however, need the cooling fin of large area to radiate in closed environment, Lamp body is made greatly, heat dissipation effect is also undesirable.

Utility model content

The cooling fin of large area is needed when working in closed environment purpose of the utility model is to solve LED lamp source The defect to radiate provides a kind of street lamp with radiator.

The technical solution that the utility model solves the above problems is as follows:

A kind of street lamp with radiator, including bracket, LED lamp source, built-in LED lamp source and the lamp being fixed on bracket Cover body and transmission of electricity electric wire, transmission of electricity electric wire are exported from ground end and are connect with LED lamp source, and the lamp shade body includes protective cover and is equipped with The transparent lamp shade of LED lamp source, the transparent lamp shade equipped with LED lamp source are located at the underface of the protective cover, the protective cover It equipped with cavity, is open at the top of protective cover, protective cover inner sidewall is fixed with transparent lamp shade exterior sidewall portions, transparent lamp shade and protection For cover there are a fixed gap in addition to sidewall sections are fixed, the transparent lamp shade offers the through-hole that heat exchanging holes and supply lines pass through, institute Stating radiator includes cooling fin and fan, and the cooling fin uses insulating heat-conduction material, and cooling fin is inserted in heat exchanging holes, is dissipated Backing is equal in magnitude with heat exchanging holes, and cooling fin one end offsets with LED lamp source, and the other end is inserted into protective cover cavity, middle part Divide and be exposed in the air between protective cover and transparent lamp shade, the fan is set to the gap between protective cover and transparent lamp shade In, it is fixed on the side wall of protective cover.

Preferably, the protective cover is equipped with cavity and top opening and cooling fin one end of insulating heat-conductive is inserted into guarantor The cavity of shield designs.

By adopting the above technical scheme, rainwater, fin conductive heat to protection are collected on rainy day by protective cover cavity In cover cavity, heat exchange is carried out with the rainwater in protective cover cavity, to achieve the purpose that cooling.

Preferably, the cooling fin middle section is exposed in the air between protective cover and transparent lamp shade.

By adopting the above technical scheme, the cooling fin middle section passes with air progress heat, achievees the purpose that cooling.

Preferably, between the protective cover and transparent lamp shade, it is provided with the fan being fixed on light trap.

By adopting the above technical scheme, accelerate the air around cooling fin middle section by fan to flow, by cold and hot right The mode of stream accelerates heat dissipation.

Preferably, a temperature sensor is set by the LED lamp source, by the temperature and default temperature that detect LED lamp source Degree compares, and controls the rotation of fan.

By adopting the above technical scheme, fan rotation is controlled by temperature sensor feedback information, avoids the waste of the energy.

Preferably, one side wall is fixed with one lateral wall of transparent lamp shade in the protective cover and other three side does not contact.

By adopting the above technical scheme, it is taken out of by heat caused by LED lamp source by cooling fin, due to protective cover and thoroughly It circulates between light lampshade with outside air, accelerates the heat dissipation of cooling fin.

Preferably, it is offered and the equal-sized aperture of cooling fin at the top of the transparent lamp shade with three on-fixed side walls.

By adopting the above technical scheme, consistent with cooling fin by aperture size, it ensure that the sealing of transparent lamp shade, Bu Huiyou The service life of LED lamp source is influenced in factors such as outside air humidities.

In conclusion the utility model has the advantages that

1. being contacted by cooling fin with air and the setting of fan reinforcing thermal convection to improve radiating efficiency, reduce The quantity of cooling fin.

2. collecting rainwater by the lampshade with cavity, the effect for accelerating cooling is reached using cooling fin and rainwater heat transfer Fruit.

3. LED lamp source will not be influenced by the moisture in outside air, be improved by setting sealing for light transmission container The service life of LED.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of street lamp in the present embodiment；

Fig. 2 is the perspective view of the explosion of street lamp in the present embodiment.

In figure: 1, LED lamp source；2, bracket；21, column；22, cross bar；3, lamp shade body；31, protective cover；311, cavity； 312, it is open；313, channel；314, lid；32, transparent lamp shade；321, heat exchanging holes；322, aperture；4, radiator；41, it radiates Piece；42, fan；5, transmission of electricity electric wire；6, temperature sensor.

Specific embodiment

The utility model is described in detail with embodiment with reference to the accompanying drawing.

As illustrated in fig. 1 and 2, the present embodiment includes bracket 2, LED lamp source 1, lamp shade body 3, transmission of electricity electric wire 5 and radiator 4, cooling device includes fan 42 and cooling fin 41, and bracket 2 includes the circular abutment 21 fixed on the ground vertically and is mounted on The circular cross bar 22 of 21 top braces street lamp of column, lamp shade body 3 are fixedly mounted on cross bar 22, and lamp shade body 3 includes protection Cover 31 and the transparent lamp shade 32 equipped with LED lamp source 1,31 top half of protective cover are truncated rectangular pyramids shape, and lower half portion is tetragonous Cylinder body shape is provided with circular groove identical with 22 radius of cross bar, the circle of protective cover 31 in 31 lower part one side wall of protective cover Connected in star is set in one end of cross bar 22, and 22 other end of cross bar is fixed on column 21, and 31 bottom centre position of protective cover is inside Equipped with square groove, square groove one side wall and annular groove bottom connection are equipped with first through hole, the bottom of square groove and another It is respectively provided with three long stripes through holes on outer three side walls, is equipped with cavity 311, the top of protective cover 31 in protective cover 31 End face center position is equipped with square aperture 312, and activity is equipped with and 312 corresponding square covers 314 of opening, lid in opening 312 Sub 314 upper surfaces are arranged at intervals with long stripes through hole, and 314 both sides of the upper end of lid is respectively arranged with pull ring.

LED lamp source 1 includes LED lamp bead and fixed LED lamp bead and the wiring board for connecting transmission of electricity electric wire 5, and LED lamp source 1 is fixed It is mounted in transparent lamp shade 32, transparent lamp shade 32 is made of the rectangular cover and light-transmitting plate of the installation that cooperates, rectangular cover one Side wall with glue be fixedly mounted on 31 bottom end groove of protective cover equipped with first through hole side wall on, other faces of rectangular cover not with Protective cover 31 contacts, and first through hole is located at the top of rectangular cover, oriented on the rectangular cover upper surface below first through hole The strip protrusion of upper extension, strip protrusion are connected and fixed with 31 side wall of protective cover with glue, are provided in strip protrusion Wiring duct is provided with a fan 42 in strip protrusion, is provided with the second through-hole, the second through-hole and wiring duct above rectangular cover Connection, the angle of upper surface four of rectangular cover are provided with the first screw hole, and the wiring board of LED lamp source 1 is provided with and the first screw hole pair The second screw hole answered passes sequentially through the second screw hole, the first screw hole with screw for LED lamp source 1 from top to bottom and is fixed on rectangular cover Inside top is controlled so that the luminous of LED lamp bead is additionally provided with a temperature sensor 6 down on the wiring board of LED lamp source 1 The circuit of LED lamp source 1 processed and temperature sensor 6 integrates in the circuit board, and the external transmission of electricity electric wire 5 of wiring board passes through wiring duct Export, a part are connected with fan 42, and another part is connected by first through hole with the transmission of electricity electric wire 5 in bracket 2, rectangular cover Lower end surface be equipped with opening 312 and the angle of lower end surface four be equipped with third screw hole, light-transmitting plate be transparent acrylic square plate, thoroughly Four Angle Positions of tabula rasa are equipped with the 4th screw hole corresponding with the first screw hole, and light-transmitting plate is fixed under rectangular cover by screw End face is held, makes transparent lamp shade 32 in sealing state.

In addition to except lower end surface and using the fixed side wall of glue, other four faces of rectangular cover are respectively arranged with spacing distance Three the second long stripes through holes, the second long stripes through hole and the first long stripes through hole etc. are big, and position corresponds to each other, in LED light Be respectively arranged with cooling fin 41 on the circuit board in source 1, every cooling fin 41 through the second long stripes through hole, the first long stripes through hole into Enter the cooling fin 41 to 31 cavity 311 of protective cover, between the second long stripes through hole and the first long stripes through hole to expose in air In favor of the heat dissipation of LED lamp source 1, prolong the service life.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims

1. a kind of street lamp with radiator, including bracket (2), LED lamp source (1), built-in LED lamp source (1) and it is fixed on branch Lamp shade body (3) and transmission of electricity electric wire (5) on frame (2), transmission of electricity electric wire (5) is exported from ground end and is connect with LED lamp source (1), special Sign is, the lamp shade body (3) includes protective cover (31) and the transparent lamp shade (32) that LED lamp source (1) is housed, described that LED is housed The transparent lamp shade (32) of lamp source (1) is located at the underface of the protective cover (31), and the protective cover (31) is equipped with cavity (311), (312) are open at the top of protective cover (31), protective cover (31) inner sidewall is fixed with transparent lamp shade (32) exterior sidewall portions, light transmission lamp (32) and protective cover (31) are covered in addition to sidewall sections are fixed there are a fixed gap, and the transparent lamp shade (32) offers heat exchanging holes (321) and for transmission of electricity electric wire (5) through-hole that passes through, the radiator (4) includes cooling fin (41) and fan (42), described scattered Backing (41) uses insulating heat-conduction material, and cooling fin (41) is inserted in heat exchanging holes (321), cooling fin (41) and heat exchanging holes (321) equal in magnitude, cooling fin (41) one end offsets with LED lamp source (1), and the other end is inserted into protective cover (31) cavity (311) Interior, middle section is exposed in the air between protective cover (31) and transparent lamp shade (32), and the fan (42) is set to protection It covers in the gap between (31) and transparent lamp shade (32), is fixed on the side wall of protective cover (31).

2. a kind of street lamp with radiator according to claim 1, it is characterized in that: the protective cover (31) is equipped with sky Cooling fin (41) one end of chamber (311) and top opening (312) and insulating heat-conductive is inserted into the cavity of protective cover (31) (311) in.

3. a kind of street lamp with radiator according to claim 2, it is characterized in that: the cooling fin (41) middle part Divide and is exposed in the air between protective cover (31) and transparent lamp shade (32).

4. a kind of street lamp with radiator according to claim 3, it is characterized in that: the protective cover (31) and light transmission Between lampshade (32), it is provided with the fan (42) being fixed on light trap.

5. a kind of street lamp with radiator according to claim 4, it is characterized in that: setting by the LED lamp source (1) One temperature sensor (6), the temperature by detecting LED lamp source (1) control the rotation of fan (42) compared with preset temperature.

6. a kind of street lamp with radiator according to claim 5, it is characterized in that: the protective cover (31) interior side Wall is fixed with (32) one lateral wall of transparent lamp shade and other three side does not contact.

7. a kind of street lamp with radiator according to claim 6, it is characterized in that: at the top of the transparent lamp shade (32) It is offered and cooling fin (41) equal-sized aperture (322) with three on-fixed side walls.