CN205938794U - Multi -functional LED license plate light - Google Patents

Abstract

The utility model discloses a multi -functional LED license plate light, which comprises a housin, the lamp shade, lamp control circuit and radiator, lamp control circuit includes polygenetic lamp switch control circuit, license plate lamp driving circuit and respectively as turning to, the brake, prompt facility's three -colour lamp driving circuit backs a car, three -colour lamp driving circuit includes a plurality of three -colour LED chips, homochromy chip series connection succeeding crop in each three -colour LED chip is the warning light of different functions, each warning light passes through drive circuit and connects polygenetic lamp ON -OFF control circuit, the anodal of ordinary light among the license plate lamp driving circuit is connected with constant current LED driver chip's input, constant current LED driver chip's sw end is connected with the negative pole of ordinary light, the license plate light input is still connected through the diode to the positive pole of ordinary light, polychrome lamp ON -OFF control circuit still with the license plate input, the brake light input, indicator input and reverse light input are connected, the advantage that has " powerful uses safelyr ".

Description

Multifunctional LED license plate lamp

Technical field

The utility model belongs to technical field of lighting fixtures, particularly a kind of Multifunctional LED license plate lamp.

Background technology

LED license plate lamp is that one kind is installed at automobile tail licence plate, for the illumination of licence plate, general on the market at present LED license plate lamp, typically all adopt 3528,3014 encapsulation small-power light as light source, whole lamp power between 1-2W, according to Different applicable vehicles, has respective appearance structure.But it is primarily present with individual several weak points：1st, function is more single, Only there are the illumination functions to license plate lamp.The greater demand to product for the client cannot be met.2nd, power is on the low side, Chang Yin and former car plate The wrong report situation that illuminator power difference is larger and produces license plate lamp inefficacy, therefore current LED license plate lamp can not meet visitor The demand at family.

Utility model content

The purpose of this utility model is in order to solve above-mentioned the deficiencies in the prior art and to provide one kind to realize multi-functional photograph Bright, disclosure satisfy that the Multifunctional LED license plate lamp of customer demand.

To achieve these goals, a kind of Multifunctional LED license plate lamp designed by the utility model, including plastic casing, Transparent lamp shade, lamp control circuit and radiator, described lamp control circuit is installed located at plastic casing and Transparent lamp shade In the cavity constituting, located at the bottom of lamp control circuit, described lamp control circuit includes difference is detected described radiator Control after input signal the polychromatic light ON-OFF control circuits of different output illuminations, licence plate lamp drive circuit and respectively as turning to, Brake, the tri coloured lantern drive circuit of reversing prompt facility, described tri coloured lantern drive circuit includes more than one three-color LED core Piece, the homochromy luminescence chip in each three-color LED chip connect one by one after respectively as different prompt facilities prompting illumination Lamp uses, and each prompting illuminating lamp is all by an output end driving electrical connection polychromatic light ON-OFF control circuit, described Licence plate lamp drive circuit includes constant-current LED driving chip U1 and the general lighting lamp being made up of more than one LED connection in series-parallel, The positive terminal of general lighting lamp is connected with the input vin of constant-current LED driving chip U1, described constant-current LED driving chip U1 Sw end be connected with the negative pole end of general lighting lamp, the positive terminal of general lighting lamp connects automobile also by the 4th Zener diode Internal license plate lamp input P, the input of described polychromatic light ON-OFF control circuit is inputted with the license plate lamp of automotive interior respectively End P, brake lamp input S, steering indicating light input Z and back-up lamp input D connect.

Advantages below is had relative to original product by the setting of said structure：Powerful, in addition to providing for licence plate and illuminating, Vehicle condition can automatically be fitted and make corresponding reaction with the operational circumstances of driver.Intelligence can be provided for brake lamp, back-up lamp, steering indicating light Auxiliary, preferably guarantee driving safety, the generation of minimizing accident.Carry out function control and cut using pure Analogic Electronic Circuits simultaneously Change, largely avoided the situation because controlling the former disablers thus resulting in such as IC deadlock or program fleet or time delay.

In order that integrated circuit is simpler, described tri coloured lantern drive circuit include 3 internal colors be respectively red, Amber and colour temperature in 3000K about warm white three-color LED SMD lamp, and red in above-mentioned 3 three-color LED SMD lamps Positive terminal after color LED chip is serially connected connects brake lamp input S as brake warning light, in 3 three-color LED SMD lamps Amber LED chip be serially connected after positive terminal connect steering indicating light input Z as reminding turning lamp, 3 three-color LEDs patches Positive terminal after warm white LED chip in piece lamp is serially connected connects back-up lamp input D as reversing warning light, described Polychromatic light ON-OFF control circuit includes the first PNP triode Q1, the second NPN triode Q2, the 4th NPN triode Q4, the 3rd NPN Triode Q3, the 7th Zener diode D7, the 6th Zener diode D6, the 5th Zener diode D5, the 11st Zener diode D11, the 12nd Zener diode D12 and the 13rd Zener diode D13；Specific circuit connecting relation formula：First PNP tri- pole Base stage B of pipe Q1 passes through the 7th Zener diode D7 of series connection and 3rd resistor R3 connects the negative pole of the 4th Zener diode D4, The colelctor electrode C of the first PNP triode Q1 connects base stage B of the second NPN triode Q2, and the emitter E of the first PNP triode Q1 is led to Cross the 5th Zener diode D5 of series connection and first resistor R1 connects the positive terminal after the series connection of 3 red LED chips, and the 5th Also it is parallel with the circuit of Zener diode D5 and the series connection of first resistor R1 by the 6th Zener diode D6 and second resistance R2 string The branch road that connection is constituted, the colelctor electrode C of the second NPN triode Q2 is after the 4th resistance R4 connects 3 amber LED chip series connection Positive terminal, the 11st Zener diode D11 and the 9th resistance R9 that base stage B of the 3rd NPN triode Q3 passes through series connection connect The negative pole end of the 4th Zener diode D4, base stage B of the 3rd NPN triode Q3 is also by the 12nd Zener diode connected D12 and the tenth resistance R10 connects the positive terminal after 3 red LED chips series connection, and the colelctor electrode C of the 3rd NPN triode Q3 passes through 8th resistance R8 connects the positive terminal of 3 amber LED chips, and base stage B of the 4th NPN triode Q4 passes through the 13rd of series connection the Zener diode D13 and the 7th resistance R7 connects the negative pole end of the 4th Zener diode D4, the colelctor electrode of the 4th NPN triode Q4 Positive terminal after the 6th resistance R6 connects 3 red LED chips series connection for the C, and the colelctor electrode of above-mentioned 3rd NPN triode Q3 C is also connected with base stage B of the 6th NPN triode pipe Q6, and the colelctor electrode C of the 6th NPN triode pipe Q6 connects 3 amber LED Negative pole end after chip 7-3 series connection, the colelctor electrode C of the 4th NPN triode Q4 is also connected with base stage B of the 5th NPN triode Q5, The colelctor electrode C of the 5th NPN triode Q5 connects the negative pole end after 3 red LED chips series connection, the collection of the second NPN triode Q2 Electrode C is also connected with base stage B of the 7th NPN triode Q7, and the colelctor electrode C of the 7th NPN triode Q7 connects 3 warm white LED Negative pole end after chip-in series.Said structure adopts 3 polychrome lamp bead, 5050 encapsulation, is integrated with redness, amber inside lamp bead respectively Amber color and colour temperature in 3000K about warm white LED chip.Red, amber, warm white are respectively used to auxiliary brake, steering, fall Automobile-used.For increasing the visual range of signal lamp, warning pedestrian, motor vehicle and non-motor vehicle etc., the generation trying to forestall traffic accidents.

In order that power output is more nearly the power of former car light bubble, thus preventing from producing license plate lamp because power is low The wrong report situation losing efficacy, described general lighting lamp adopts 6 0.5W, and 2835 encapsulate, the LED of colour temperature 6000-6500K, and After being connected with every three for one group, two groups of parallel connections are constituted again.Said structure realizes Maximum Power Output 4W so as to closer to former car The power of bulb, will not produce the wrong report situation of license plate lamp inefficacy because power is low.Meanwhile, more electric energy are converted into light Can, improve the Energy Efficiency Ratio of electric light source and meet the relevant regulations of ECE R4 instruction.

In order to improve radiating effect, it is provided with symmetrical two cavity volume in the both sides of plastic casing, sets in each cavity volume There is a radiator.

In order to improve the effect of diffusion light, it is covered with prismed conical in the inner surface of Transparent lamp shade.

A kind of Multifunctional LED license plate lamp that the utility model obtains, compares original product and has advantages below：It is powerful, Except providing in addition to illumination for licence plate, can automatically fit vehicle condition and make corresponding reaction with the operational circumstances of driver.Can be brake lamp, fall Car light, steering indicating light provide intelligence to assist, preferably guarantee driving safety, the generation of minimizing accident.Adopt pure simulation electronic simultaneously Circuit carries out function control and switching, largely avoided because controlling the former disablers thus resulting in such as IC deadlock or program fleet Or the situation of time delay.

Brief description

Fig. 1 is that the present embodiment is provided a kind of structural representation of Multifunctional LED license plate lamp；

Fig. 2 is the partial enlarged drawing of part A in Fig. 1；

Fig. 3 is the schematic block circuit diagram of lamp control circuit in the present embodiment；

Fig. 4 is a part of circuit diagram in lamp control circuit in the present embodiment；

Fig. 5 is the circuit diagram of the another part in lamp control circuit in the present embodiment.

In figure：Transparent lamp shade 1, lamp control circuit 2, radiator 3, plastic casing 4, polychromatic light ON-OFF control circuit 5, licence plate Lamp drive circuit 6, LED 6-1, tri coloured lantern drive circuit 7, three-color LED chip 7-1, red LED chips 7-2, amber LED Chip 7-3, warm white LED chip 7-4, prompting illuminating lamp 8, drive circuit 9, general lighting lamp 10, prismed conical 11.

Specific embodiment

With reference to the accompanying drawings and examples the utility model is further illustrated.

Embodiment：

As shown in Figure 1, Figure 2, Figure 3 shows, a kind of Multifunctional LED license plate lamp provided in the present embodiment, including plastic casing 4th, Transparent lamp shade 1, lamp control circuit 2 and radiator 3, described lamp control circuit 2 is located at by plastic casing 4 and Transparent lamp shade 1 In the cavity that cooperation is constituted, located at the bottom of lamp control circuit 2, described lamp control circuit 2 includes detecting described radiator 3 Control the different polychromatic light ON-OFF control circuits 5 exporting illumination, licence plate lamp drive circuit 6 and make respectively to after varying input signal For the tri coloured lantern drive circuit 7 turning to, braking, move backward prompt facility, described tri coloured lantern drive circuit 7 includes more than one Three-color LED chip 7-1, the homochromy luminescence chip in each three-color LED chip 7-1 is pointed out respectively as different after connecting one by one The prompting illuminating lamp 8 of function uses, and each prompting illuminating lamp 8 all connects polychromatic light switch control rule by one drive circuit 9 The output end of circuit 5, described licence plate lamp drive circuit 6 includes constant-current LED driving chip U1 and by more than one LED 6- 1 connection in series-parallel constitutes general lighting lamp 10, and the positive terminal of general lighting lamp 10 is connected with the input vin of constant-current LED driving chip U1 Connect, the sw end of described constant-current LED driving chip U1 is connected with the negative pole end of general lighting lamp 10, the positive pole of general lighting lamp 10 End connects the license plate lamp input P of automotive interior, the positive terminal of the 4th Zener diode D4 also by the 4th Zener diode D4 Connect license plate lamp input P, the input license plate lamp input with automotive interior respectively of described polychromatic light ON-OFF control circuit 5 P, brake lamp input S, steering indicating light input Z and back-up lamp input D connect.

As shown in Figure 4, Figure 5, described tri coloured lantern drive circuit 7 include 3 internal colors respectively red, amber with And colour temperature in 3000K about warm white three-color LED SMD lamp, and the red LED core in above-mentioned 3 three-color LED SMD lamps Positive terminal after piece 7-2 is serially connected connects brake lamp input S as brake warning light, the amber in 3 three-color LED SMD lamps Positive terminal after amber color LED chip 7-3 is serially connected connects steering indicating light input Z as reminding turning lamp, 3 three-color LED patches Positive terminal after warm white LED chip 7-4 in piece lamp is serially connected connects back-up lamp input D as reversing warning light, institute The polychromatic light ON-OFF control circuit 5 stated include the first PNP triode Q1, the second NPN triode Q2, the 4th NPN triode Q4, Three NPN triodes Q3, the 7th Zener diode D7, the 6th Zener diode D6, the 5th Zener diode D5, the 11st voltage stabilizing two Pole pipe D11, the 12nd Zener diode D12 and the 13rd Zener diode D13；Specific circuit connecting relation formula：First PNP Base stage B of triode Q1 passes through the 7th Zener diode D7 of series connection and 3rd resistor R3 connects the negative of the 4th Zener diode D4 Pole, the colelctor electrode C of the first PNP triode Q1 connects base stage B of the second NPN triode Q2, the emitter stage of the first PNP triode Q1 E connects the positive terminal after 3 red LED chips 7-2 series connection by the 5th Zener diode D5 of series connection and first resistor R1, and The circuit of the 5th Zener diode D5 and the series connection of first resistor R1 is also parallel with by the 6th Zener diode D6 and second electricity Resistance R2 branch road in series, the colelctor electrode C of the second NPN triode Q2 passes through the 4th resistance R4 and connects 3 amber LED chips Positive terminal after 7-3 series connection, base stage B of the 3rd NPN triode Q3 passes through the 11st Zener diode D11 and the 9th electricity of series connection Resistance R9 connects the negative pole end of the 4th Zener diode D4, and base stage B of the 3rd NPN triode Q3 is also by the 12nd voltage stabilizing connected Diode D12 and the tenth resistance R10 connects the positive terminal after 3 red LED chips 7-2 series connection, the collection of the 3rd NPN triode Q3 Electrode C passes through the positive terminal that the 8th resistance R8 connects 3 amber LED chip 7-3, and base stage B of the 4th NPN triode Q4 is passed through 13rd Zener diode D13 of series connection and the 7th resistance R7 connects the negative pole end of the 4th Zener diode D4, the 4th NPN tri- pole Positive terminal after the 6th resistance R6 connects 3 red LED chips 7-2 series connection for the colelctor electrode C of pipe Q4, and above-mentioned 3rd NPN The colelctor electrode C of triode Q3 is also connected with base stage B of the 6th NPN triode pipe Q6, the colelctor electrode C of the 6th NPN triode pipe Q6 Connect the negative pole end after 3 amber LED chip 7-3 series connection, the colelctor electrode C of the 4th NPN triode Q4 also with the 5th NPN tri- pole Base stage B of pipe Q5 connects, and the colelctor electrode C of the 5th NPN triode Q5 connects the negative pole end after 3 red LED chips 7-2 series connection, The colelctor electrode C of the second NPN triode Q2 is also connected with base stage B of the 7th NPN triode Q7, the current collection of the 7th NPN triode Q7 Pole C connects the negative pole end after 3 warm white LED chip 7-4 series connection；It is located at what other components and parts connected in each triode above-mentioned Emitter E is all grounded GND.

In order that power output is more nearly the power of former car light bubble, thus preventing from producing license plate lamp because power is low The wrong report situation losing efficacy, described general lighting lamp 10 adopts 6 0.5W, 2835 encapsulation, LED 6- of colour temperature 6000-6500K 1, and with every three for after one group of series connection again two groups of parallel connections is constituted, 6 LED of the csn end of described constant-current LED driving chip U1 connection Positive terminal after lamp 6-1 connection in series-parallel, the SW end of described constant-current LED driving chip U1 connects 6 LED 6-1 strings by inductance L1 Negative pole end after parallel connection, and the 14th Zener diode D14 6 LED of connection are passed through at the vin end of constant-current LED driving chip U1 Negative pole end after 6-1 connection in series-parallel, the vin end of constant-current LED driving chip U1 connects 6 LED 6-1 strings also by the 5th resistance R5 Positive terminal after parallel connection, and the 5th resistance R5 is connected the 4th voltage stabilizing two pole with the common port at the vin end of constant-current LED driving chip U1 The negative pole end of pipe D4.

In order to improve radiating effect, it is provided with symmetrical two cavity volume 4-1 in the both sides of plastic casing 4, in each cavity volume It is provided with a radiator 3 in 4-1.

Described transparent face mask 1 is transparent PC material in the present embodiment, and inner surface is covered with tiny prismed conical 11, mainly Play astigmatism effect, light is soft to reach, hot spot uniformly and closes the relevant regulations that symbol ECE R4 instructs；

Described lamp control circuit 2 is LED and driving assembly, is located at two faces of circuit board respectively.LED is located at TOP face, by 9 lamp bead compositions, are mainly used in licence plate illumination by 6 of 2835 encapsulation 0.5W；The polychrome lamp bead 3 of 5050 encapsulation, in lamp bead Portion be integrated with respectively red, amber and colour temperature in 3000K about warm white LED chip, red, amber, warm white are respectively Use for auxiliary brake, steering, reversing.Drive part is located at BOTTOM face, and mainly by two, triode, resistance forms, and is LED Work provides energy, provides Based Intelligent Control for each miscellaneous function.

Described radiator 3 is aluminium material, and surface true qualities aoxidize, mountain type structure, and two radiators 3 are located at lamp group plate respectively The two ends in BOTTOM face.Radiating for LED, drive circuit and other assemblies.

Described plastic casing 4 is black PC material, high temperature flame-proof.For the main body of product, for the installation of each assembly.

Advantages below is had relative to original product by the setting of said structure：Powerful, in addition to providing for licence plate and illuminating, Vehicle condition can automatically be fitted and make corresponding reaction with the operational circumstances of driver.Intelligence can be provided for brake lamp, back-up lamp, steering indicating light Auxiliary, preferably guarantee driving safety, the generation of minimizing accident.Carry out function control and cut using pure Analogic Electronic Circuits simultaneously Change, largely avoided the situation because controlling the former disablers thus resulting in such as IC deadlock or program fleet or time delay.

During installation, the product in the present embodiment is installed at automobile tail licence plate, for the illumination of licence plate, and with auxiliary Help brake, steering, back-up lamp function.Concrete operating principle divides two aspects：

After automobile starting, open lampet, drive circuit works, 6 lamp bead for licence plate illumination are lit, and now open Open steering indicating light or brake lamp, related miscellaneous function lamp is all without use, because the priority of license plate lamp is higher than them, simultaneously It is to design in order to avoid functional lamp interference license plate lamp illumination.If now car row reversing, use inside 3 5050 lamp bead Warm white LED chip in assisting car backing is lit, and for strengthening licence plate illumination, warns passing People's Bank of China, motor vehicle, non-maneuver Car is taken care.

After automobile starting, open steering indicating light, or back-up lamp, or brake lamp, drive circuit is by three kinds of miscellaneous functions first It is powered work, 6 lamp bead for licence plate illumination are not lit, and are used for the LED of function auxiliary in 3 5050 lamp bead Chip is lit, and by corresponding function priority mutual exclusion work；And function priority in the course of the work is automotive interior Involved by control circuit is not the claimed key of present specification.

Claims (5)

1. a kind of Multifunctional LED license plate lamp, including plastic casing（4）, Transparent lamp shade（1）, lamp control circuit（2）And radiator （3）, described lamp control circuit（2）Located at by plastic casing（4）And Transparent lamp shade（1）Cooperation is installed in the cavity constituting, institute The radiator stated（3）Located at lamp control circuit（2）Bottom, it is characterized in that：Described lamp control circuit（2）Including detecting not With the polychromatic light ON-OFF control circuit controlling different output illuminations after input signal（5）, licence plate lamp drive circuit（6）Make respectively For the tri coloured lantern drive circuit turning to, braking, move backward prompt facility（7）, described tri coloured lantern drive circuit（7）Including one with On three-color LED chip（7-1）, each three-color LED chip（7-1）In homochromy luminescence chip connect one by one after respectively as The prompting illuminating lamp of different prompt facilities（8）Use, and each points out illuminating lamp（8）All by one drive circuit（9）Connect Polychromatic light ON-OFF control circuit（5）Output end, described licence plate lamp drive circuit（6）Including constant-current LED driving chip（U1） With by more than one LED（6-1）The general lighting lamp that connection in series-parallel is constituted（10）, general lighting lamp（10）Positive terminal with permanent Stream LED drive chip（U1）Input vin connect, described constant-current LED driving chip（U1）Sw end and general lighting lamp （10）Negative pole end connect, general lighting lamp（10）Positive terminal also by the 4th Zener diode（D4）Connect automotive interior License plate lamp input P, described polychromatic light ON-OFF control circuit（5）Input respectively with the license plate lamp input P of automotive interior, Brake lamp input S, steering indicating light input Z and back-up lamp input D connect.

2. Multifunctional LED license plate lamp according to claim 1, is characterized in that described tri coloured lantern drive circuit（7）Including 3 Individual internal color is respectively red, amber and colour temperature in 3000K about warm white three-color LED SMD lamp, and above-mentioned 3 Red LED chips in individual three-color LED SMD lamp（7-2）Positive terminal after being serially connected connects brake lamp input S as stopping Car warning light, the amber LED chip in 3 three-color LED SMD lamps（7-3）It is defeated that positive terminal after being serially connected connects steering indicating light Enter to hold Z as reminding turning lamp, the warm white LED chip in 3 three-color LED SMD lamps（7-4）Positive terminal after being serially connected Connect back-up lamp input D as reversing warning light, described polychromatic light ON-OFF control circuit（5）Including the first PNP triode （Q1）, the second NPN triode（Q2）, the 4th NPN triode（Q4）, the 3rd NPN triode（Q3）, the 7th Zener diode （D7）, the 6th Zener diode（D6）, the 5th Zener diode（D5）, the 11st Zener diode（D11）, the 12nd voltage stabilizing two Pole pipe（D12）With the 13rd Zener diode（D13）；Specific circuit connecting relation formula：First PNP triode（Q1）Base stage B passes through the 7th Zener diode of series connection（D7）And 3rd resistor（R3）Connect the 4th Zener diode（D4）Negative pole, first PNP triode（Q1）Colelctor electrode C connect the second NPN triode（Q2）Base stage B, the first PNP triode（Q1）Emitter E The 5th Zener diode by series connection（D5）And first resistor（R1）Connect 3 red LED chips（7-2）Positive pole after series connection End, and in the 5th Zener diode（D5）And first resistor（R1）Also it is parallel with by the 6th Zener diode on the circuit of series connection （D6）And second resistance（R2）Branch road in series, the second NPN triode（Q2）Colelctor electrode C pass through the 4th resistance（R4）Even Connect 3 amber LED chips（7-3）Positive terminal after series connection, the 3rd NPN triode（Q3）Base stage B pass through series connection the tenth One Zener diode（D11）With the 9th resistance（R9）Connect the 4th Zener diode（D4）Negative pole end, the 3rd NPN triode （Q3）Base stage B also by series connection the 12nd Zener diode（D12）With the tenth resistance（R10）Connect 3 red LED chips （7-2）Positive terminal after series connection, the 3rd NPN triode（Q3）Colelctor electrode C pass through the 8th resistance（R8）Connection 3 is amber LED chip（7-3）Positive terminal, the 4th NPN triode（Q4）Base stage B pass through series connection the 13rd Zener diode（D13） With the 7th resistance（R7）Connect the 4th Zener diode（D4）Negative pole end, the 4th NPN triode（Q4）Colelctor electrode C pass through the Six resistance（R6）Connect 3 red LED chips（7-2）Positive terminal after series connection, and above-mentioned 3rd NPN triode（Q3）Current collection Pole C also with the 6th NPN triode pipe（Q6）Base stage B connect, the 6th NPN triode pipe（Q6）Colelctor electrode C connect 3 ambers Color LED chip（7-3）Negative pole end after series connection, the 4th NPN triode（Q4）Colelctor electrode C also with the 5th NPN triode（Q5） Base stage B connect, the 5th NPN triode（Q5）Colelctor electrode C connect 3 red LED chips（7-2）Negative pole end after series connection, Second NPN triode（Q2）Colelctor electrode C also with the 7th NPN triode（Q7）Base stage B connect, the 7th NPN triode（Q7） Colelctor electrode C connect 3 warm white LED chips（7-4）Negative pole end after series connection.

3. Multifunctional LED license plate lamp according to claim 2, is characterized in that：Described general lighting lamp（10）In adopt 6 0.5W, 2835 encapsulation, the LED of colour temperature 6000-6500K（6-1）, and with every three two groups of structures in parallel again for after one group of series connection Become.

4. Multifunctional LED license plate lamp according to claim 1 and 2, is characterized in that：In plastic casing（4）Both sides be provided with Two symmetrical cavity volumes（4-1）, in each cavity volume（4-1）Inside it is provided with a radiator（3）.

5. Multifunctional LED license plate lamp according to claim 1 and 2, is characterized in that：In Transparent lamp shade（1）Inner surface cloth Full prismed conical（11）.