CN207394467U - A kind of light bar to prolong the service life - Google Patents
A kind of light bar to prolong the service life Download PDFInfo
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- CN207394467U CN207394467U CN201721244932.6U CN201721244932U CN207394467U CN 207394467 U CN207394467 U CN 207394467U CN 201721244932 U CN201721244932 U CN 201721244932U CN 207394467 U CN207394467 U CN 207394467U
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- led chip
- light bar
- lamp plate
- external member
- soft lamp
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Abstract
The utility model discloses a kind of light bar to prolong the service life, including：Offer the flexible protective casing of accommodating chamber；Soft lamp plate；The LED chip of several series connection, intermediate external member, the intermediate external member are wrapped in the appearance of the soft lamp plate and positioned at the accommodating chambers；A protection circuit is further included, the protection circuit is in parallel with more than one LED chip, described to protect circuit turn-on to realize that light bar keeps running in the LED chip open circuit.Therefore the intermediate external member can be fabricated to nontransparent, can soft lamp plate be blocked by the intermediate external member, user be avoided to observe directly the electric elements on soft lamp plate, so that the appearance of the light bar of the utility model is more beautiful and generous；When some in the light bar of the utility model or some LED chips are damaged, the LED chip that those damages are substituted by the protection circuit carries out conduction, so that the light bar of the utility model can continue electrified light emitting.
Description
Technical field
The utility model is related to light bar fields, particularly a kind of light bar to prolong the service life.
Background technology
It is well known that existing LED light strip generally can all include a soft lamp plate, several are provided on the soft lamp plate
LED chip, while in order to protect soft lamp plate and LED chip, the appearance of the soft lamp plate is also socketed with one can be simultaneously by soft lamp
Plate and LED chip are wrapped in interior flexible protective casing.Wherein, the light sent for the ease of LED chip energization preferably penetrates
The flexible protective casing, while the making of the production convenient for flexible protective casing, existing flexible protective casing is generally using transparent
PVC material makes.
It is made since flexible protective casing is integrally formed using transparent PVC material, user can observe directly soft lamp plate
On LED chip and electric elements so that the appearance of LED light strip seems unsightly.
In addition, be provided with multiple LED chips in the existing LED light strip of part on the market, those LED chips be disposed in series in
On the soft lamp plate of LED light strip, if wherein some or some LED chips are damaged, cause it will cause the open circuit of whole LED light strip
The LED light strip can not normal power-up shine.
Utility model content
It to solve the above-mentioned problems, both can be to avoid user the purpose of this utility model is to provide a kind of simple in structure
The electric elements on soft lamp plate are observed directly, and the light bar of its service life can be extended.
The utility model for solve its technical problem and the technical solution adopted is that：
A kind of light bar to prolong the service life, including：
Flexible protective casing, the inside of the flexible protective casing offer accommodating chamber；
Soft lamp plate, the soft lamp plate are flush-mounted in the accommodating chamber；
Several LED chips, several LED chips are disposed in series on the soft lamp plate；
Intermediate external member, the intermediate external member are wrapped in the appearance of the soft lamp plate and positioned at the accommodating chamber, the centres
External member surface at the corresponding position of LED chip on the soft lamp plate with offering through hole；
A protection circuit is further included, the protection circuit is in parallel with more than one LED chip, in the LED chip open circuit,
It is described to protect circuit turn-on to realize that light bar keeps running.
As the improvement of above-mentioned technical proposal, the LED chip is arranged on the surface of the soft lamp plate, and the LED
Chip is accordingly embedded in the through hole of the intermediate external member.
As being further improved for above-mentioned technical proposal, the through hole is opened on a side surface of the intermediate external member,
An opening is offered on another side surface of the intermediate external member.
In the utility model, one is additionally provided in the accommodating chamber and is located at the intermediate external member outer wall and the accommodating chamber
Diffuser plate between inner wall, the light that the LED chip energization is sent are exposed on the diffuser plate.
Preferably, the diffuser plate is towards offering several fins on a side surface of the intermediate external member.
Wherein, the soft lamp plate includes fitting in the first insulation mantle and second in the LED chip both ends of the surface respectively
Insulate mantle, several are provided with independently of each other along its length on the surface of the first insulation mantle or the second insulation mantle
The line layer that direction is arranged in order, adjacent two line layers are connected by a LED chip, the both ends of the surface of the LED chip
On be respectively arranged with the first chip electrode and the second chip electrode, first chip electrode by first electrode pin with it is adjacent
Two line layers in a line layer be electrically connected, second chip electrode passes through second electrode pin and adjacent two
The electric connection of another line layer in a line layer passes through first between first chip electrode and first electrode pin
Conductive layer is electrically connected, and is electrically connected between second chip electrode and second electrode pin by the second conductive layer.
Further, the protection circuit includes zener diode, and the zener diode and at least one LED chip are reversely simultaneously
Connection, the stable voltage of zener diode are more than end electricity when at least one LED chip in parallel with the zener diode works
Pressure.
Further, several LED chips are divided into more than two LED chip groups, and the LED chip group is by least one
LED chip is formed, and the protection circuit includes voltage stabilizing triode, the base stage of voltage stabilizing triode respectively with one of LED chip
The cathode of group, the anode connection of another LED chip group, the collector of voltage stabilizing triode and the sun of one of LED chip group
Pole connects, and the radiation pole of voltage stabilizing triode is connected with the cathode of another LED chip group.
The beneficial effects of the utility model are：Due to the utility model by set in the accommodating chamber one be wrapped in it is described
The intermediate external member of the appearance of soft lamp plate offers through hole in the intermediate external member, therefore at the position opposite with the LED chip
The intermediate external member can be fabricated to nontransparent, the light that LED chip energization is sent then can be to pass through on intermediate sleeve part
Through hole and expose to the external world, and soft lamp plate can be blocked by the intermediate external member, user is avoided to observe directly on soft lamp plate
Electric elements, so that the appearance of the light bar of the utility model is more beautiful and generous；Simultaneously in the light bar of the utility model also
Protection circuit is provided with, when some in the light bar of the utility model or the damage of some LED chips, is replaced by the protection circuit
Conduction is carried out for the LED chip of those damages, so that the light bar of the utility model can continue electrified light emitting, is greatly prolonged
The service life of light bar is grown so that its durability is high.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the surface structure schematic diagram of one preferred embodiment of the utility model；
Fig. 2 is the structural decomposition diagram of one preferred embodiment of the utility model；
Fig. 3 is intermediate external member and the assembling structure schematic diagram of soft lamp plate in one preferred embodiment of the utility model；
Fig. 4 is the part drawing of the intermediate external member of one preferred embodiment of the utility model；
Fig. 5 is the structural decomposition diagram of soft another preferred embodiment of lamp plate in the utility model；
Fig. 6 is the electrical block diagram of one preferred embodiment of the utility model；
Fig. 7 is the electrical block diagram of another preferred embodiment of the utility model；
Fig. 8 is along the schematic cross-section of line A-A in Fig. 5.
Specific embodiment
Referring to figs. 1 to Fig. 3, a kind of light bar to prolong the service life, including a flexible protective casing 10, the flexible protective
The inside of set 10 offers accommodating chamber 11, is provided in the accommodating chamber 11 on a soft lamp plate 20, the soft lamp plate 20
Several LED chips 30, several LED chips 30 are disposed in series on the soft lamp plate 20, while in the accommodating chamber 11
Be additionally provided with an intermediate external member 50 for being wrapped in 30 appearance of the soft lamp plate 20 and LED chip, intermediate 50 surface of external member with
Through hole 51 is offered at 30 corresponding position of LED chip on the soft lamp plate 20, wherein, due to several LED chips 30
It is disposed in series on the soft lamp plate 20, in order to avoid some or some LED chips 30 are damaged and causes its of whole light bar
His LED chip 30 can not normal power-up shine, in the utility model, protection circuit 40 is additionally provided on the soft lamp plate 20,
The protection circuit 40 is in parallel with more than one LED chip 30, and in 30 open circuit of LED chip, the protection circuit 40 turns on
To realize that light bar keeps running.
Due to the utility model by the accommodating chamber 11 set one be wrapped in the soft lamp plate 20 appearance centre
External member 50, offers through hole 51 in the intermediate external member 50 at the position opposite with the LED chip 30, thus can will described in
Intermediate external member 50 is fabricated to nontransparent, and the LED chip 30 is powered the light sent then can be to pass through logical on intermediate sleeve part 50
Hole 51 and expose to the external world, and soft lamp plate 20 can be blocked by the intermediate external member 50, user is avoided to observe directly soft lamp plate 20
On electric elements so that the appearance of the light bar of the utility model is more beautiful and generous；The light bar of the utility model simultaneously
On be additionally provided with protection circuit 40, when some in the light bar of the utility model or some LED chips 30 are damaged, pass through the guarantor
The LED chip 30 that protection circuit 40 substitutes those damages carries out conduction, so that the light bar of the utility model can continue to be powered
It shines, greatly extends the service life of light bar so that its durability is high.
In order to enable the protection circuit 40 of the utility model is simpler, while it can preferably protect the use for extending light bar
Service life, herein, it is preferable that the protection circuit 40 includes at least one zener diode, the zener diode and at least one
A 30 reverse parallel connection of LED chip, the stable voltage of zener diode are more than at least one LED in parallel with the zener diode
Terminal voltage when chip 30 works.With reference to Fig. 6, in figure there are two zener diodes, increase with the length of lamp, zener diode
Quantity can have more, each zener diode successively with three 30 reverse parallel connections of LED chip, zener diode burning voltage
It is worth for Ud, three 30 both end voltages of LED chip are Ua, and the stable voltage Ud of zener diode will be slightly larger than Ua.Since Ua is small
In Ud, zener diode is in not on-state, and when any LED chip 30 is damaged, the circuit in parallel with zener diode is in
Open-circuit condition, in open circuit moment, the voltage at zener diode both ends is equal to supply voltage, since supply voltage is more than two pole of voltage stabilizing
The burning voltage Ud of pipe, therefore, zener diode are reversed breakdown and turn on, and the zener diode and remaining LED chip 30 are common
With a circuit is connected into, remaining LED chip 30 can also be continuing with, and reduce the number of repair, and endurance quality is good.
In addition, being additionally provided with current-limiting circuit on the soft lamp plate 20 of the utility model, which goes here and there with LED chip 30
Connection, current-limiting circuit is current-limiting resistance herein, and current-limiting resistance can reduce the electric current for flowing through LED chip 30, ensures that LED chip 30 is pacified
It is complete to stablize running.
Certainly, the protection circuit 40, can also be using other structures in addition to using above-mentioned structure, reference Fig. 7, this
Utility model protection circuit 40 another embodiment, several LED chips 30 being arranged on soft lamp plate 20 be divided into two with
On LED chip group, the LED chip group is made of at least one LED chip 30, and the protection circuit 40 includes three pole of voltage stabilizing
Pipe, the anode of the base stage of voltage stabilizing triode respectively with the cathode of one of LED chip group, another LED chip group are connected, surely
The collector of pressure triode is connected with the anode of one of LED chip group, radiation pole and another LED core of voltage stabilizing triode
The cathode connection of piece group.When the open circuit of any LED chip group, voltage stabilizing triode ON so that entire circuit continues to operate.
With reference to Fig. 3 and Fig. 4, in order to enable the intermediate external member 50 can preferably be wrapped in the outer of the soft lamp plate 20
Table, while intermediate external member 50 is avoided to block the LED chip 30 and influence the light-out effect of light bar, it is excellent in the utility model
Selection of land, the LED chip 30 are arranged on the surface of the soft lamp plate 20, and the LED chip 30 accordingly be embedded in it is described in
Between external member 50 through hole 51 in.By the way that the LED chip 30 is correspondingly embedded in the through hole 51 of intermediate external member 50, can effectively prevent
External member 50 blocks LED chip 30 and influences the light-out effect of light bar among only, meanwhile, pass through LED chip 30 and the through hole 51
Cooperation positioning, can prevent from relatively moving between intermediate external member 50 and soft light bar 20, so that the lamp of the utility model
The assembling of band is more accurate.
Further, in order to enable the intermediate external member 50 can be preferably socketed on the soft lamp plate 20, in this practicality
In new, it is preferable that the through hole 51 is opened on a side surface of the intermediate external member 50, the intermediate external member 50 it is another
An opening 52 is offered on side surface.When therefore assembling, worker can pull open the opening 52 of intermediate external member 50, at this time soft lamp plate 20
The inside of the intermediate external member 50 can be packed into from the opening 52, it is easy to assembly.
In the utility model, in order to enable the light-out effect of light bar is more preferable, it is preferable that also set up in the accommodating chamber 11
There is a diffuser plate 12 between 11 inner wall of intermediate 50 outer wall of external member and the accommodating chamber, the LED chip 30 is powered
The light sent is exposed on the diffuser plate 12.Further preferably, the diffuser plate 12 is towards the one of the intermediate external member 50
Several fins 120 are offered on side surface.In the present embodiment, several fins 120 are distributed evenly in the diffuser plate 12
On surface, therefore, when the light that the energization of LED chip 30 is sent exposes to the diffuser plate 12, pass through the expansion of the diffuser plate 12
It dissipates and refraction, the light-out effect that can cause the light bar of the utility model is more preferable.
Existing patch type strip light includes：Soft lamp plate, paster LED, Chip-R, PVC crusts, wherein, soft lamp plate is
The copper stranded conductor in cored wire is omitted comprising main line layer, general soft lamp plate is designed to be wider or is designed to collapsible, wide
Lamp plate cause lamp body it is coarseer, it is unfavorable bending use；And short circuit phenomenon is also easy to produce when end is sheared for collapsible soft lamp plate and point
Do not work LED chip.Also, paster LED needs individually encapsulation, it is necessary to by stent formal dress or instead on soft lamp plate and beat gold
Line, Reflow Soldering, complex production process are of high cost, efficiency is low.
With reference to Fig. 5 and Fig. 8, in order to enable the making of the light bar of the utility model is simpler, the production effect of light bar is improved
Rate, a preferred embodiment of the soft lamp plate 20 as the utility model, the soft lamp plate 20 include fitting in the LED core respectively
The first insulation insulation mantle 22 of mantle 21 and second in 30 both ends of the surface of piece, the first insulation mantle 21 or second insulation mantle
Several line layers 23 being arranged in order independently of each other along its length direction, adjacent two circuits are provided on 22 surface
Layer 23 is connected by a LED chip 30, and the first chip electrode and second are respectively arranged in the both ends of the surface of the LED chip 30
Chip electrode, first chip electrode pass through a line layer in first electrode pin 31 and two adjacent line layers 23
23 are electrically connected, and second chip electrode passes through another line in second electrode pin 32 and two adjacent line layers 23
The electric connection of road floor 23 is electrically connected between first chip electrode and first electrode pin 31 by the first conductive layer 310
It connects, is electrically connected between second chip electrode and second electrode pin 32 by the second conductive layer 320.Described first is conductive
Be electrically connected respectively by conducting resinl between layer 310 and first chip electrode, first electrode pin 31, the second conductive layer 320 with
It is electrically connected respectively by conducting resinl between second chip electrode, second electrode pin 32.
The soft lamp plate 20 of the utility model is by using above-mentioned structure so that without using stent when making soft lamp plate 20
And fluorescent powder, production efficiency is higher, and the soft lamp panel structure is compact, flexible higher, is used convenient for bending.
Wherein, in order to enable the simpler convenience of making of the soft lamp plate 20 of the utility model, herein, it is preferable that institute
It is to be made of transparent or trnaslucent materials to state the first conductive layer 310 and the first insulation mantle 21, second conductive layer
320 and second insulation mantle 22 be transparent or trnaslucent materials is made.
Wherein described first conductive layer 310 is all made from a material that be thermally conductive, so as to the heat transfer that generates LED chip 30 extremely
First insulation mantle 21 or outside.
Preferably, 310 and second conductive layer 320 of the first conductive layer is all made of graphene or ITO.In this implementation
In example, the second conductive layer 320 and the first conductive layer 310 are graphene, and graphene can be single-layer graphene or multilayer stone
Black alkene.Conductive layer has very high electrical conductivity made of graphene, can be used as conductive channel.Meanwhile graphene layer has up to
97.7% light transmittance can allow light to be effectively emitted, and improve light extraction efficiency.
The light for being useful for packaging LED chips 30 is filled between the first insulation mantle 21 and second insulation mantle 22
Glue 24 is learned, optical cement 24 is the glue of high transparency, helps to improve the light extraction efficiency of LED chip 30.The optical cement 24 and
All by heating glue connection between one insulation mantle 21 and the insulation mantle 22 of optical cement 24 and second.
The first insulation mantle 21 and second mantle 22 that insulate is all string configuration, equidistant on the second insulation mantle 22
Ground is arranged at intervals with several line layers 23, be electrically connected between adjacent two line layers 23 by a LED chip 30 so that
Those LED chips 30 form the LED light string of series connection.
The soft lamp plate 20 of the present embodiment further includes the 3rd insulation mantle 25 for being arranged at the outside of the second insulation mantle 22, and second
The mantle 22 and the 3rd that insulate insulate between mantle 25 there are two leading rewiring layer 26, two leading rewiring layers 26 respectively with it is described
The both ends of LED light string are electrically connected, two leading rewiring layers 26 and second insulate between mantles 22, two leading rewiring layers 26 with
It is all fixed between 3rd insulation mantle 25 by hot melt adhesive.
In the present embodiment, the first conductive perforation 230 is separately provided on the line layer 23 at LED light string both ends,
Second perforation 260 opposite with the first perforation 230, the first perforation 230 and the second perforation are provided on two leading rewiring layers 26
It is electrically connected between 260 by scolding tin.
The foregoing is merely the preferred embodiments of the utility model, as long as realizing the utility model with essentially identical means
The technical solution of purpose is belonged within the scope of protection of the utility model.
Claims (8)
1. a kind of light bar to prolong the service life, which is characterized in that including：
Flexible protective casing (10), the inside of the flexible protective casing (10) offer accommodating chamber (11)；
Soft lamp plate (20), the soft lamp plate (20) are flush-mounted in the accommodating chamber (11)；
Several LED chips (30), several LED chips (30) are disposed in series on the soft lamp plate (20)；
Intermediate external member (50), the intermediate external member (50) are wrapped in the appearance of the soft lamp plate (20) and positioned at the accommodating chambers
(11), intermediate external member (50) surface at LED chip (30) corresponding position on the soft lamp plate (20) with offering
Through hole (51)；
A protection circuit (40) is further included, the protection circuit (40) is in parallel with more than one LED chip (30), in the LED core
When piece (30) is breaking, the protection circuit (40) turns on to realize that light bar keeps running.
2. a kind of light bar to prolong the service life according to claim 1, it is characterised in that：
The LED chip (30) is arranged on the surface of the soft lamp plate (20), and the LED chip (30) is accordingly embedded in institute
In the through hole (51) for stating intermediate external member (50).
3. a kind of light bar to prolong the service life according to claim 1 or 2, it is characterised in that：
The through hole (51) is opened on a side surface of the intermediate external member (50), the opposite side table of the intermediate external member (50)
An opening (52) is offered on face.
4. a kind of light bar to prolong the service life according to claim 1 or 2, it is characterised in that：
Be additionally provided in the accommodating chamber (11) one be located at intermediate external member (50) outer wall and the accommodating chamber (11) inner wall it
Between diffuser plate (12), the LED chip (30) light sent that is powered exposed on the diffuser plate (12).
5. a kind of light bar to prolong the service life according to claim 4, it is characterised in that：
The diffuser plate (12) is towards offering several fins (120) on a side surface of the intermediate external member (50).
6. a kind of light bar to prolong the service life according to claim 1, it is characterised in that：
The soft lamp plate (20) includes fitting in the first insulation mantle (21) and the in the LED chip (30) both ends of the surface respectively
Several are provided on the surface of two insulation mantles (22), the first insulation mantle (21) or the second insulation mantle (22) mutually
The independent line layer (23) being arranged in order along its length direction, adjacent two line layers (23) pass through a LED chip (30)
It is connected, is respectively arranged with the first chip electrode and the second chip electrode in the both ends of the surface of the LED chip (30), described first
Chip electrode is electrically connected by a line layer (23) in first electrode pin (31) and two adjacent line layers (23),
Second chip electrode passes through another line layer in second electrode pin (32) and two adjacent line layers (23)
(23) electric connection, it is electrical by the first conductive layer (310) between first chip electrode and first electrode pin (31)
Connection is electrically connected between second chip electrode and second electrode pin (32) by the second conductive layer (320).
7. a kind of light bar to prolong the service life according to claim 1, it is characterised in that：
The protection circuit (40) includes zener diode, the zener diode and at least one LED chip (30) reverse parallel connection,
The stable voltage of zener diode is more than end electricity during at least one LED chip (30) work in parallel with the zener diode
Pressure.
8. a kind of light bar to prolong the service life according to claim 1, it is characterised in that：
Several LED chips (30) are divided into more than two LED chip groups, and the LED chip group is by least one LED chip
(30) form, the protection circuit (40) includes voltage stabilizing triode, the base stage of voltage stabilizing triode respectively with one of LED chip
The cathode of group, the anode connection of another LED chip group, the collector of voltage stabilizing triode and the sun of one of LED chip group
Pole connects, and the radiation pole of voltage stabilizing triode is connected with the cathode of another LED chip group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721244932.6U CN207394467U (en) | 2017-09-26 | 2017-09-26 | A kind of light bar to prolong the service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721244932.6U CN207394467U (en) | 2017-09-26 | 2017-09-26 | A kind of light bar to prolong the service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207394467U true CN207394467U (en) | 2018-05-22 |
Family
ID=62404291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721244932.6U Active CN207394467U (en) | 2017-09-26 | 2017-09-26 | A kind of light bar to prolong the service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207394467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115164132A (en) * | 2022-05-18 | 2022-10-11 | 赛尔富电子有限公司 | Interconnected strip lamp |
-
2017
- 2017-09-26 CN CN201721244932.6U patent/CN207394467U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115164132A (en) * | 2022-05-18 | 2022-10-11 | 赛尔富电子有限公司 | Interconnected strip lamp |
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