CN206338615U - A kind of LED bulb with excellent ventilative heat sinking function - Google Patents

Abstract

The utility model is related to a kind of LED bulb with excellent ventilative heat sinking function, and main body is provided with the lamp holder of miniature venthole, electrical contact and LED power drive component from above, and the interior glass cell-shell provided with glass core column jecket, electroluminescence component and blast pipe is constituted.Glass core column jecket is in profound cylindrical shape, and cylinder bottom provided with the stem head for filling steam vent by constituting, and the ring cavity that barrel chamber center is provided with around blast pipe, blast pipe constitutes the electroluminescence component placement chamber being connected with outside air.Include heat absorption conductive block in electroluminescence component, the partial heat and liquid residue produced during work is distributed and evaporated immediately in the environment mutually circulated with extraneous natural air, not only reduce the radiating pressure of cell-shell inner chamber, it turn avoid corrosion impact of the liquid residue to LED light-emitting component simultaneously, it can ensure that the working life and lighting effect of LED bulb, simple in construction and reasonable, reliable operation and long lifespan, production and routine use cost are low, there is very strong practicality.

Description

A kind of LED bulb with excellent ventilative heat sinking function

Technical field

The utility model is related to illuminator, lamp decoration manufacturing technology field, particularly a kind of to have excellent ventilative radiating work( The LED bulb of energy.

Background technology

With the development of modern age lighting engineering, the incandescent lamp of more than 100 years prevailing has significantly section by universally acknowledged What market share amount was larger in the LED substitution of energy effect, many LED products currently available on the market is to exist as shown in Figure 1 Exploitation is formed, as shown in Figure 2 using the LED light bar bulb of traditional glass cell-shell on the basis of incandescent lamp basic structure.In Fig. 1, Traditional incandescent lamp bulb main body bonds the lamp holder 1 being connected by clay and glass cell-shell 2 is constituted.Wherein：Set on described lamp holder 1 There are miniature venthole 11, the interior electrical contact 13 for being welded with the one end of energization seal wire A 12；Glass is provided with the described chamber of glass cell-shell 2 Glass stern column 21, electric support rod 22, electric support frame 23, electroluminescence component 24 and blast pipe 25, wherein：Described glass core The main body of column jecket 21 is in that, compared with short cylinder shape, steam vent 2111 and the interior stem head for being embedded with conductive pin 2112 are filled in cylinder bottom by being provided with 211 are constituted, and are provided with center in cylinder chamber and are filled the exhaust that the position of steam vent 2111 is corresponding, gas circuit is come round with described Pipe 25, what annular space around blast pipe 25 constituted energization seal wire A12 connects chamber 2113；Described electric support rod 22 One end be fixedly installed on the end face of the top stem first 211 of glass core column jecket 21；The described main body of electric support frame 23 is in hair Bulk, the metallic conduction silk being weldingly connected by some one end with described conductive pin 2112 is constituted；Described electroluminescence component 24 are filled the post of by tungsten filament, are arranged on the described other end of electric support rod 22 and the top ends of electric support frame 23；Described The two ends under initial manufacture state of blast pipe 25 are in open, and its one end is connected and cell-shell with the described steam vent 2111 that fills Inner chamber gas circuit is come round, and the other end is connected with the natural air in burner cavity, under formed product state after processing, positioned at lamp The other end of first side makes cell-shell inner chamber be in and the external world in completing to be charged into the closed state after radiating gas in cell-shell chamber The completely isolated state of air；During work, tungsten filament emits light and heat after being powered, by the way that cell-shell is to transmitting light around and distributes heat Amount, be clearly present that power consumption is big, luminous efficiency is low on the premise of brightness of illumination is ensured, filament easily fracture damage etc. it is many not Enough, cause bulb useful working life short, need often to renew during use, not only bother but also cause routine use high cost.

The LED that luminous efficiency is higher, working life is longer is after the update illuminating product developed after incandescent lamp, allusion quotation Type representative products are LED light bar bulb as shown in Figure 2, and main body bonds the lamp holder 1 being connected by clay and glass cell-shell 2 is constituted. Wherein：Be provided with described lamp holder 1 miniature venthole 11, the interior electrical contact 13 for being welded with energization seal wire A12 one end and with institute The LED power drive component 14 that the energization seal wire A12 stated the other end is electrically connected；Include and set in the described chamber of glass cell-shell 2 It is equipped with glass core column jecket 21, electric support rod 22, electric support frame 23, electroluminescence component 24, blast pipe 25 and energization seal wire B 26, wherein：The described main body of glass core column jecket 21 is in that compared with short cylinder shape, cylinder bottom is by provided with filling steam vent 2111 and interior be embedded with is led The stem first 211 of electric pin 2112 is constituted, and is provided with cylinder chamber on center and is filled the position phase of steam vent 2111 with described The blast pipe 25 that correspondence, gas circuit are come round, the annular space around blast pipe 25, which is constituted, is arranged on LED power driving group Energization seal wire B's 26 between part 14 and conductive pin 2112 connects chamber 2113；One end of described electric support rod 22 is fixed On the end face for being arranged on the top stem first 211 of glass core column jecket 21；The described main body of electric support frame 23 is in divergent shape, by some The L-type metallic conduction silk that one end is weldingly connected with described conductive pin 2112 is constituted；The described main body of electroluminescence component 24 cone Shape is cylindric, is arranged between the other end of described electric support rod 22 and the end of electric support frame 23, is provided with the conical surface Some LED light bar pasters；Described blast pipe 25 two ends under initial manufacture state are in open, and its one end is filled with described Steam vent 2111 is connected, come round with cell-shell inner chamber gas circuit, and the other end is connected with the natural air in burner cavity, after processing Under formed product state, the other end positioned at lamp holder side is in complete to be charged into the closed after radiating gas in cell-shell chamber State, makes cell-shell inner chamber be in the state completely isolated with outside air；During work, LED light bar is emitted light and heat after being powered, with tradition Incandescent lamp is the same, directly light and heat is distributed to transmitting around by cell-shell, although overcome conventional incandescent power consumption big Drawback, brings certain energy-saving effect, but is due to that radiating mode and area of dissipation are constant, and radiating effect is still by area of dissipation Restriction, thus the corresponding power for constraining LED improves.Further, since the liquid that LED light bar is produced in the course of the work is residual Being detained, it is more long-pending denseer because nowhere volatilizing in cell-shell closing chamber to stay in, will certainly causing corrosion LED light bar, so as to influence bulb to send out Light efficiency and working life, which results in the raw material that high cost must have been used in LED light bar production process and accordingly Processing technology reduces liquid residue as far as possible.So, it generally there are many disadvantages such as structure is more complicated, production cost is higher End, considers to owe ideal from economy and point of view of practicability.

The content of the invention

The purpose of this utility model is to overcome the shortcomings of that there is provided a kind of structure is relative present in existing LED light bar bulb Compare it is scientific and reasonable, it is advantageously ensured that bulb fully radiates and internal residual liquid fully volatilizees and processing technology is simple and tool is high A kind of LED bulb with good heat-radiating effect structure novel of cost performance.

LED bulb main body of the present utility model with excellent ventilative heat sinking function is bonded connected lamp holder and glass by clay Glass cell-shell is constituted, be provided with lamp holder miniature venthole, the interior electrical contact for being welded with energization seal wire A one end and with described energization The LED power drive component that the seal wire A other end is electrically connected, is characterised by being provided with glass in described glass cell-shell chamber Stern column, electroluminescence component and blast pipe, wherein：

Described glass core column jecket main body is in profound cylindrical shape, and cylinder bottom provided with the stem head for filling steam vent by constituting, cylinder It is provided with body cavity on center and fills the blast pipe that exhaust hole site is corresponding, gas circuit is come round with described, positioned at row Ring cavity around tracheae constitutes the placing chamber of described electroluminescence component；

Described electroluminescence component includes LED light tiles, LED-baseplate and heat absorption filling block, and main body is cylindrical, It is arranged in described placing chamber, described power drives component is electrically connected with LED-baseplate, in addition, described LED light tiles It can be filled the post of by Surface-mount LED lamp pearl；

Described blast pipe two ends under initial manufacture state are in open, and its one end fills steam vent phase with described Come round even and with glass cell-shell inner chamber gas circuit by filling steam vent, the other end is located at lamp holder side and the natural sky in burner cavity Gas phase is connected, and it is in sealed shape that fire envelope after radiating gas is filled with glass cell-shell chamber, is in glass cell-shell inner chamber empty with the external world The complete state of isolation of gas；

During work, Surface-mount LED lamp pearl is emitted light and heat after being powered, and the shell of produced light first through glass core column jecket is saturating Penetrate, by glass cell-shell to ambient radiation, produced heat interarea luminous component passes to the shell of glass core column jecket, then Heat is walked by the radiating gas convective zone in cell-shell chamber and is outwards distributed by cell-shell, back portion and interarea not luminous component by LED-baseplate absorbs and passes to heat absorption filling block, then takes in burner cavity and passes through with the air-flow flowed in placing chamber Miniature venthole is outwardly distributed, at the same time, and the liquid residue produced during electroluminescence component operation also evaporates therewith.

The utility model based on above-mentioned design has the LED bulb of excellent ventilative heat sinking function, due to by glass stem Pipe is arranged to longer cylindrical shape, is arranged on electroluminescence component and is connected with outside air, is made up of glass stem pipe ring chamber Placing chamber in, centre of luminescence point is located in glass core column jecket, and due to being additionally provided with and be easy in the LED-baseplate side that do not light The heat absorption filling block of heat is fully absorbed, this heat absorption filling block can fill each contact surface of luminescence component inside and glass core column jecket Tap, which is touched, to be reduced thermal resistance and prevents LED luminescence component rapid warm raisings, makes the partial heat and liquid produced during electroluminescence component operation Body, which is remained in, to be distributed and evaporates automatically immediately in the environment mutually circulated with extraneous natural air, not only reduces conventional LED light bulb By the pressure of cavity radiating in cell-shell, while corrosion impact of the liquid residue to LED light-emitting component is turn avoid, it is advantageously ensured that The reliably working life-span of LED bulb and lighting effect, but also create condition for the power for improving LED bulb on demand.So, The utility model has the LED bulb of excellent ventilative heat sinking function compared with existing LED light bar bulb, although increase glass Stern column, but eliminate conductive pin is buried on stem head, electric support frame and electrically supporting are set on stem end surface Bar and the trouble that electroluminescence component is set between electric support rod and electric support frame, make to use the utility model technical side The LED bubble structure of case manufacture is simpler and scientific and reasonable, largely facilitate reduction production cost, but also significantly carries The high heat dispersion of bulb, and thoroughly overcome that liquid residue is possible to produce to the damages of LED luminescence components and cause Technology and cost increase problem, so as to extremely efficient ensure that reliably working life-span and the lighting effect of LED bulb.This reality It is a big technological break-through of LED bulb manufacturing technology field in fact with the new LED bulb with excellent ventilative heat sinking function, is LED bulb reduction production cost and routine use cost, give full play to power savings advantages, expand application market and for product more New regenerate provides robust techniques guarantee.

Brief description of the drawings

Fig. 1 is the basic structure schematic diagram of existing incandescent lamp；

Fig. 2 is the basic structure schematic diagram based on Fig. 1 LED light bar bulbs developed；

Fig. 3 is by the structural representation of the utility model embodiment.

In figure：

1. the miniature electrical contacts of 12. energization seal wire A of venthole 13. of lamp holder 11.

The glass core column jecket of 2. glass cell-shell of 14.LED power drives component 21.

211. stems first 2111. fill the conductive pin 2113. of steam vent 2112. and connect chamber

22. the electric electric electroluminescence component of support frame 24. of support rod 23.

The heat absorption filling block of 241.LED paster lamp bead 242.LED substrates 243.

25. the placing chamber of blast pipe 27..

Embodiment

Below in conjunction with the accompanying drawings and exemplary embodiments the utility model is described in further detail.

In figure 3, the LED bulb main body of the present utility model with excellent ventilative heat sinking function bonds what is be connected by clay Lamp holder 1 and glass cell-shell 2 are constituted, be provided with lamp holder 1 miniature venthole 11, it is interior be welded with energization seal wire A12 one end electrically touch Point 13 and with the LED power drive component 14 that described energization seal wire A 12 other end is electrically connected, be characterised by glass envelope Glass core column jecket 21, electroluminescence component 24 and blast pipe 25 are provided with the chamber of shell 2, wherein：

The described main body of glass core column jecket 21 is in profound cylindrical shape, and cylinder bottom is by provided with the stem head for filling steam vent 2111 211 are constituted, be provided with center in cylinder chamber with it is described fill that the position of steam vent 2111 is corresponding, that gas circuit is come round is described Blast pipe 25, the ring cavity around blast pipe 25 constitutes the placing chamber 27 of described electroluminescence component 24；

Described electroluminescence component 24 includes LED light tiles 241, LED-baseplate 242 and heat absorption filling block 243, main Body is cylindrical, is arranged in described placing chamber 27, described power drives component 14 is electrically connected with LED-baseplate 242, this Outside, described LED light tiles 241 are filled the post of by Surface-mount LED lamp pearl；

Described blast pipe 25 two ends under initial manufacture state are in open, and its one end fills steam vent with described 2111 are connected and are come round by the inner chamber gas circuit for filling steam vent 2111 and glass cell-shell 2, and the other end is located at lamp holder side and lamp holder Natural air in 1 chamber is connected, and it is in sealed shape that fire envelope after radiating gas is filled with the chamber of glass cell-shell 2, is made at cell-shell inner chamber In with the complete state of isolation of outside air；

During work, Surface-mount LED lamp pearl 241 is emitted light and heat after being powered, and produced light is first outer through glass core column jecket 21 Shell transmission, by glass cell-shell 2 to ambient radiation, produced heat interarea luminous component passes to the outer of glass core column jecket 21 Shell, then walks heat by the radiating gas convective zone in the chamber of glass cell-shell 2 and is outwards distributed by cell-shell, back portion and interarea Luminous component is not absorbed by LED-baseplate 242 and passes to heat absorption filling block 243, then with the gas of flowing in placing chamber 27 Stream is taken in the chamber of lamp holder 1 and outwardly distributed by miniature venthole 11, at the same time, and electroluminescence component 24 is produced when working Liquid residue also evaporate therewith.

Claims (1)

1. a kind of LED bulb with excellent ventilative heat sinking function, main body is bonded connected lamp holder by clay（1）With glass cell-shell （2）Constitute, lamp holder（1）On be provided with miniature venthole（11）, interior be welded with energization seal wire A（12）The electrical contact of one end（13）With With described energization seal wire A（12）The LED power drive component that is electrically connected of the other end（14）, it is characterised in that glass cell-shell （2）Glass core column jecket is provided with chamber（21）, electroluminescence component（24）And blast pipe（25）, wherein：

Described glass core column jecket（21）Main body is in profound cylindrical shape, and steam vent is filled in cylinder bottom by being provided with（2111）Stem head （211）Constitute, be provided with cylinder chamber on center and fill steam vent with described（2111）Position is corresponding, gas circuit is come round The blast pipe（25）, positioned at blast pipe（25）The ring cavity of surrounding constitutes described electroluminescence component（24）Placing chamber（27）；

Described electroluminescence component（24）Include LED light tiles（241）, LED-baseplate（242）And heat absorption filling block （243）, main body is cylindrical, is arranged on described placing chamber（27）Interior, described power drives component（14）With LED-baseplate （242）It is electrically connected；

Described blast pipe（25）Two ends are in open under initial manufacture state, and its one end fills steam vent with described （2111）It is connected and by filling steam vent（2111）With glass cell-shell（2）Inner chamber gas circuit is come round, the other end be located at lamp holder side with Lamp holder（1）Natural air in chamber is connected, in glass cell-shell（2）It is filled with chamber after radiating gas in fire envelope sealed shape.