CN205842299U - A kind of LED glass bulb - Google Patents

Abstract

Driving chip can be fixed to glass column front end at wick production stage together with LED illuminator by glass bulb of the present utility model, therefore the phase after manufacture that need not increases driving chip installation steps, its production technology is basically identical with traditional electric filament lamp production technology, existing electric filament lamp can be utilized easily to produce equipment and to realize automated production, effectively improve production efficiency, reduce production cost.

Description

A kind of LED glass bulb

Technical field

This utility model relates to LED bulb technical field, particularly to a kind of LED glass bulb.

Background technology

Electric filament lamp is the lighting being most widely used in traditional lighting, particularly at special lighting necks such as Christmas lamps Territory, is substantially employing electric filament lamp traditionally and is illuminated.The general production technology of electric filament lamp is: filament is fixed to hollow Glass column front end, filament is communicated to the bottom of glass column, then insert in glass lamp shade by glass column by wire jumper, then with fire The opening part of glass lamp shade is heated by flame so that glass column is sintered together with glass lamp shade, be i.e. only capable of in bell glass by Tube chamber in empty glass column is in communication with the outside, and the most again with bleeding and charger, the tube chamber in hollow glass column extracts lamp out Air in cover is also filled with noble gas, thus prevents filament from aoxidizing, after having bled, it is only necessary to fixing upper for power taking again Lamp holder, certain lamp holder needs to carry out with aforesaid wire jumper to be connected.Owing to electric filament lamp product is the most highly developed, currently also There is highly developed production equipment.

But, along with popularizing of LED technology, all use LED to replace traditional white heat at many lighting fields at present Lamp, even if in special lighting fields such as Christmas lamps.

Initially, due to the restriction of LED packaging technology and bulb production technology etc., for substituting the LED bulb of Christmas lamp it is The LED lamp bead of one or many inline package is built in plastic lamp shade.Though the LED bulb that this mode is produced So simple in construction, but, its luminous efficiency is the lowest, and energy consumption level is high, it is even more important that this mode is produced LED, its lighting effects can not show a candle to the illumination effect of traditional electric filament lamp, and therefore this product is difficult to meet lighting demand on Christmas, Some is the most also difficult to the code requirement meeting American-European countries to Christmas lamp.

To this end, along with the development of LED packaging technology, propose in the industry and use the LED filament produced by new packaging technology Substitute the LED disclosed in No. 201410110172.4 Chinese patent application that the filament of conventional incandescent, such as applicant propose Heater tab with locating means bulb, and imitate electric filament lamp, by evacuation in bulb and be filled with noble gas, thus extends the use longevity of LED filament Order and make illumination effect consistent with electric filament lamp as far as possible.Concrete, its production technology is also the most consistent with conventional incandescent, but It is that LED filament can not directly use civil power to be powered owing to LED chip is typically to work under low pressure constant current environment, needs Driving power supply is had to supply LED filament through wire jumper again after civil power is converted into low voltage constant current.So this type of bulb at present Traditional electric filament lamp production technology also needs to increase a technique, that is, after charging noble gas, it is impossible to enough direct Fixing lamp holder, and need first to connect driving chip in one end of wire jumper, installs power taking lamp holder the most again, power taking lamp holder again with driving Chip electrically connects, because this technique is relatively complicated and the reason such as product structure feature, this link is difficult at present Automated production, after generally producing the bulb having been filled with noble gas, it is necessary to change manual production into, produce with traditional equipment Inefficiency, and then product cost is high.

Summary of the invention

The purpose of this utility model is to avoid above-mentioned weak point of the prior art to provide a kind of being beneficial to use certainly Dynamic metaplasia is produced, thus increases substantially production efficiency, reduces the glass bulb of production cost.

Invention thinking: being not easy to automatic assembling driving chip in view of the phase after manufacture, therefore inventor considers to adjust Adjusting process flow process, installs driving chip the most in advance, best, is to install driving chip in the lump in installation filament link, because Driving chip is contemplated to power to filament, inevitably needs to change the installation site of driving chip for this, through comprehensive Considering, driving chip is installed the front end to glass column with filament by inventor, because the end of glass column can exist the superfluous of a bit Remaining length, can need, in the later stage, the part that prunes away.But, although LED drive chip to be fixed to the front end of glass lamppost The driving chip fixing link in later stage can be saved, but inventor finds that this mode also brings new problem: in order to avoid The driving chip impact on illuminating effect, general driving chip can relatively close opening part, and in the course of processing, in order to by glass Glass lampshade and glass column are sintered together, and need to spray with flame alignment opening part, and the radiation that such flame sends (includes strong Light, infrared ray etc.) meeting heat driven chip, make the temperature of driving chip drastically raise, and it is known that constitute driving chip Electronic device is the most sensitive to temperature, therefore high temperature easily makes driving chip damage, thus causes the whole glass bulb cannot Lighting, product cancels completely.Therefore, inventor expects improveing sintering process, thus avoids burning out in sintering process driving Dynamic chip.

The purpose of this utility model is achieved through the following technical solutions:

Provide a kind of LED glass bulb, including lampshade, the glass wick being arranged in lampshade, described glass wick bag The glass column including hollow and the driving chip of the lamellar that is fixed on glass column top, the top of described driving chip is luminous with LED Body connects.

Wherein, described LED illuminator is the LED illuminator of lamellar, and the bottom of described LED illuminator is provided with power taking welding Point, the top of described driving chip is provided with pad of powering accordingly.

The beneficial effects of the utility model: glass bulb of the present utility model can be at wick production stage by driving chip Being fixed to glass column front end together with LED illuminator, the phase after manufacture that therefore need not increases driving chip installation steps, Its production technology is basically identical with traditional electric filament lamp production technology, it is possible to utilize existing electric filament lamp to produce equipment easily real Existing automated production, effectively improves production efficiency, reduces production cost.

Accompanying drawing explanation

The utility model is described in further detail to utilize accompanying drawing, but the embodiment in accompanying drawing is not constituted of the present utility model Any restriction, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to following attached Figure obtains other accompanying drawing.

Fig. 1 is the structural representation of this utility model a kind of LED glass bulb.

Detailed description of the invention

With the following Examples this utility model is further described.

The present embodiment provides a kind of LED glass bulb, and through actual measurement, the LED glass bulb using this structure fabrication is the suitableeest Meet the Christmas lamp of Unite States Standard together in producing, use the Christmas lamp of this structure can preferably meet U.S. C7, C9, E12, The parameters index of the Christmas lamp of the models such as E17, G30, G40, G50.Concrete, this LED glass bulb includes lampshade 1, if The glass wick being placed in lampshade 1, described glass wick includes the glass column 2 of hollow and is fixed on the lamellar on glass column 2 top Driving chip 3, the top of described driving chip 3 is connected with LED illuminator.Wherein, LED illuminator is the LED luminescence of lamellar Body 4, the bottom of described LED illuminator 4 is provided with power taking pad, and the top of described driving chip 3 is provided with corresponding power supply Pad.The advantage of the product of this structure is can be fixed to glass column 2 together with LED illuminator 4 by driving chip 3 when producing Front end, it is raw that the phase after manufacture that therefore need not increases driving chip 3 installation steps, its production technology and traditional electric filament lamp Production. art is basically identical, it is possible to utilizes existing electric filament lamp to produce equipment easily and realizes automated production, effectively improves life Produce efficiency, reduce production cost.And, this product, owing to LED illuminator 4 being fixed on the top of driving chip 3, therefore, drives LED illuminator 4 will not be caused any blocking by dynamic chip 3, the most there are not other and block around LED illuminator 4, and illumination effect is more Good.Further, using the LED illuminator 4 of lamellar, its production and processing is the most convenient, and luminescence is the most uniform.

The detailed description of the invention of the production technology that above bulb uses includes:

Wick production stage: LED module is fixed on glass column 2 front end of hollow to form glass wick, described LED mould LED illuminator 4 that group is electrically connected to each other and driving chip 3；

Group set step: the opening from lampshade 1 of wick is penetrated lampshade 1, makes the front end of the glass column 2 of wick be placed in lampshade In 1, the tail end of glass column 2 is placed in outside lampshade 1；

Sintering step: include pre-sintering step, high temperature sintering step successively and move back temperature sintering step, above three step In, respectively with lighter jet flames in the horizontal direction, described pre-sintering step is little with the intensity of the flame moving back temperature sintering step In the flame intensity of described high temperature sintering step, thus lampshade 1 opening part is heated so that lampshade 1 opening part melts with glass column 2 It is combined；At high temperature sintering step, being provided with shading fixture in the outside of lampshade 1, described shading fixture stops described flame The part radiation sent is to form the shade covering described driving chip 3, thus the heat blocking flame is transferred to drive core Sheet 3.

Vacuum step: extract the air in lampshade 1 by the tube chamber of glass wick, forms vacuum in making lampshade 1.

Noble gas filling step: be filled with logical for noble gas in lampshade 1 by the tube chamber of glass wick.

Lamp holder installation steps: install lamp holder.

Above-mentioned steps is all realized by automated production mode.

The present embodiment is in production process, arranges shading fixture at sintering step, thus the heat blocking flame is transferred to Driving chip 3, it is to avoid sintering process burns out driving chip 3, significantly improves the yield of production.

Last it should be noted that, above example is only in order to illustrate the technical solution of the utility model, rather than to this reality With the restriction of novel protected scope, although having made to explain to this utility model with reference to preferred embodiment, this area general Logical it will be appreciated by the skilled person that the technical solution of the utility model can be modified or equivalent, without deviating from this The spirit and scope of utility model technical scheme.

Claims (2)

1. a LED glass bulb, including lampshade, the glass wick being arranged in lampshade, it is characterised in that: described glass wick Including the glass column of hollow be fixed on the driving chip of lamellar on glass column top, the top of described driving chip is sent out with LED Body of light connects.

2. a kind of LED glass bulb as claimed in claim 1, it is characterised in that: described LED illuminator is that the LED of lamellar sends out Body of light, the bottom of described LED illuminator is provided with power taking pad, and the top of described driving chip is provided with corresponding for electric welding Contact.