CN201251042Y

CN201251042Y - LED modeling fancy lamp

Info

Publication number: CN201251042Y
Application number: CNU2008201092015U
Authority: CN
Inventors: 商松
Original assignee: Beijing Zhongqing Micro Digital Equipment Development Co Ltd
Current assignee: Beijing Zhongqing Micro Digital Equipment Development Co Ltd
Priority date: 2008-07-11
Filing date: 2008-07-11
Publication date: 2009-06-03
Anticipated expiration: 2018-07-11

Abstract

The utility model discloses an LED modeling fancy lamp which comprises a clause model, a luminous body arranged on the clause model, a non-light tight supporting layer arranged between outlines of the clause model, and a model clad arranged outside the non-light tight supporting layer, wherein the luminous body comprises a PCB and luminescence units arranged on the PCB, each luminescence unit comprises an LED and a single wire transmission driving control chip which inputs a control signal through a signal control circuit and directly drives and controls the LED to lighten; the luminescence units are electrically connected in parallel by a power positive circuit and a power negative circuit, and are in series connection by one signal control circuit. The fancy lamp has the advantages of simple structure, various luminescence ways of the LED, and good decorative effects.

Description

A kind of LED modeling decorative lamp

Technical field

The utility model relates to a kind of lighting device, particularly relates to a kind of LED ornament lamp.

Background technology

In west Christmas Day, traditional various ornament lamp moulding on Christmas Day, for example reinder, Christmas tree, Santa Claus, snowman, gift box have following several method to make usually.First kind modeling decorative lamp is to be made of sheet material, decorates the profile main body, and the sheet material of this series products is not transparent material, can not transmitted ray.The second class modeling decorative lamp, be to constitute by bar rope, skeleton, iron wire, because this series products adopts iron wire or plastic strip to connect, can constitute the space pattern of moulding, but its integral body only embodies the three-dimensional contouring of skeleton, for example animal-shaped skeleton that only embodied, the texture of shortcoming pork skin, be difficult to reach vivid effect, decorative effect is not good enough.Chinese patent CN2618058Y discloses a kind of modeling decorative lamp, by be provided with a printing opacity supporting layer between bar rope model silhouette, the irregular adhesive tape of printing opacity is set outside the printing opacity supporting layer.Make ornament lamp reach effect true to nature.But owing to do not add control chip in this ornament lamp, can only control the brightness of lamp by the size that changes electric current, the color that lamp shows is very single, and decorative effect is still good inadequately.

Can control separately each LED by built-in driving control chip in the prior art, it is various that ornament lamp is changed, good decorating effect, but the driving control chip of lamp decoration generally all is to adopt four signal controlling circuits to form a transmission channel to control in the prior art, when adopting four circuits to connect with flexible cord, two input heads is arranged generally, two deliveries, each one of power connection and Signal connector, joint can cause fault rate to raise too much like this, and reliability is low; Four signals carry out cascade, and the size of pcb board is had very big restriction, for little pcb board, cause short circuit easily, problem such as go offline, the luminescence unit complex structure in the lamp decoration; The signal phase mutual interference of four signal lines causes the cascade limited length.

The utility model content

The utility model is in order to solve deficiency of the prior art, a kind of employing single wire transmission drive control chip to be provided especially, simple in structure, the various and better LED modeling decorative lamp of decorative effect of LED illumination mode variation.

The technical solution of the utility model is: a kind of LED modeling decorative lamp comprises bar rope model, is arranged on illuminator on the bar rope model, is arranged on the printing opacity supporting layer between bar rope model silhouette and is arranged on the outer model clad of printing opacity supporting layer; Described illuminator comprises pcb board and is arranged on luminescence unit on the pcb board that described luminescence unit contains LED light emitting diode and single wire transmission drive control chip; Described single wire transmission drive control chip directly drives the described LED lumination of light emitting diode of control by a signal controlling circuit input control signal; Pass through a positive source circuit and parallel electrical connection of power cathode circuit between the described luminescence unit, and connected in series by a described signal controlling circuit.

Described printing opacity supporting layer is that the one deck that distributes between described rope model is latticed printing opacity adhesive tape.

Described printing opacity supporting layer is to be arranged on described light-passing plastic rete or the printing opacity sheet material on the rope model.

Described model clad is the irregular adhesive tape of printing opacity.

Described irregular adhesive tape is the irregular grid shape adhesive tape that transparent thermoplastic PVC or PE material structure are knitted.

Described pcb board is provided with single luminescence unit, and the flexible cord of making by a described positive source circuit, a described power cathode circuit and a described signal controlling circuit between the described luminescence unit is interconnected to form the lamp string.

Described pcb board is provided with 2 or 2 above luminescence units, is interconnected to form the lamp band by a described positive source circuit, a described power cathode circuit and a described signal controlling circuit between the described luminescence unit.

Described pcb board is the flexible PCB plate.

Described single wire transmission drive control chip is the single wire transmission drive control chip that carries PWM.

Described single wire transmission drive control chip has the deixis of reporting an error, when chip makes a mistake, and chip output error index signal.

As can be seen from the above technical solutions, the utlity model has following beneficial effect:

1, add single wire transmission drive control chip in the modeling decorative lamp, can independently control each LED lumination of light emitting diode by single wire transmission drive control chip, the color change that ornament lamp is shown is various, thereby makes decorative effect better.

2, single wire transmission drive control chip, signal controlling circuit have only one, and joint is an one-in-and-one-out, and connector quantity is few, the reliability height; Single wire transmission drive control chip reduces greatly than traditional driving control chip volume, and connection line is simple, makes pcb board can be designed into minimum, and ornament lamp integral body is also very small and exquisite.

Description of drawings

Fig. 1 is a moulding stereogram of the present utility model;

Fig. 2 is for being STRUCTURE DECOMPOSITION figure of the present utility model;

Fig. 3 is another example structure exploded view of the utility model;

Fig. 4 is a forming principle schematic diagram of the present utility model;

Fig. 5 is a lamp string structure schematic diagram of forming illuminator in the utility model;

Fig. 6 is a lamp band structure schematic diagram of forming illuminator in the utility model;

Fig. 7 is the pcb board circuit diagram of luminescence unit in the utility model.

The specific embodiment

Fig. 1 is that embodiment is the stereogram of deer moulding in the utility model, because the clad that this deer molding body 1 off-balancesheet is covered with is for seemingly icing the irregular adhesive tape 2 of strip printing opacity, whole deer moulding has more three-dimensional verisimilitude, independently control each LED lumination of light emitting diode by adopting built-in single wire transmission drive control chip, the moulding lamp shows that variation is various, and decorative effect is better.

Fig. 2 is the exploded view of printing opacity supporting layer of the present utility model and model clad, printing opacity supporting layer 4 is latticed printing opacity PVC adhesive tape for one deck of 3 distributions of bar rope of moulding model 1, with printing opacity PVC adhesive tape or winding or be woven on 3 on the bar rope or bar rope 3 of molding body model 1, this adhesive tape has been filled the space of bar rope 3, the supporting layer 4 that is woven into as the adhesive tape by printing opacity of bar rope 3 and illuminator 7 outer coatings, illuminator 7 is fixed on the bar rope 3 of moulding model by colligation or other modes, illuminator 7 is by a positive source circuit between the plurality of luminescence units, the flexible cord that power cathode circuit and signal controlling circuit are made is interconnected to form the lamp string, also can be between the plurality of luminescence units by being arranged on a positive source circuit on the flexible PCB plate, a power cathode circuit and the lamp band that the signal controlling circuit is interconnected to form.If the decoration adhesive tape of printing opacity sizing material directly is set on bar rope model, owing to have only the decoration adhesive tape of soft material, just can be arranged on the contoured surface of three-dimensional moulding model lamp bending, bar rope model is wide at interval, the decoration adhesive tape of printing opacity is subsided easily, and three-dimensional moulding model lamp is not attractive in appearance to making; If bar rope model lamp is set to narrower bar rope spacing, the bar rope can support decorates the adhesive tape layer, but because bar rope model normally wire or plastic strip are light tight materials, night, ornamental was poor, simultaneously the overstocked cost of manufacture height that also makes of bar rope model.With the irregular adhesive tape of model clad 2 employing printing opacities, most preferred embodiment casts directly over PVC or PE on the printing opacity supporting layer 4 at the hot melt state, the irregular grid that causes picture ice bar to pile up; Also can be that injection moulding is moulded the irregular grid that the ice bar is piled up through model in advance, tie up knot again on bar rope 3 and printing opacity supporting layer 4, make the three-dimensional contouring lamp attractive in appearance; By independently controlling each LED lumination of light emitting diode at the built-in single wire transmission drive control chip of illuminator, make LED show that variation is various, can show shades of colour and variation, make decorative effect better.

Fig. 3 is that printing opacity supporting layer of the present utility model is light-passing plastic rete or sheet material.Promptly be that printing opacity supporting layer 41 is set to light-passing plastic rete or sheet material, material therefor is soft material normally; Can on this plastic membranous layer or sheet material 41, draw different decorative patterns, independently control each LED lumination of light emitting diode by single wire transmission drive control chip simultaneously, can make illuminator 7 realize that various colors and brightness change, and have increased the appreciative value and the verisimilitude of this modeling decorative lamp.For example, if when the deer of three-dimensional contouring lamp supporting layer on one's body is the plastic membranous layer 41 of printing opacity, can draw the plum blossom point on this plastic membranous layer, by single wire transmission drive control chip control, mouldable goes out to resemble cervine verisimilitude of plum blossom and appreciative value.

Fig. 4 is a forming principle schematic diagram of the present utility model, and the utility model is to be extruded into strip after micelle 5 melts through injection machine 6 heat to cast directly on bar rope and the printing opacity supporting layer.

Fig. 5 is the structural representation of the lamp string of composition illuminator, pcb board 9 is provided with single luminescence unit 10, pass through a positive source circuit 11 and power cathode circuit 13 parallel electrical connections between the luminescence unit 10 on some pcb boards 9, and connected in series by a signal controlling circuit 12; A positive source circuit 11 and a power cathode circuit 13 provide voltage for the circuit in the luminescence unit, signal controlling circuit 12 input control signals are directly driven the LED lumination of light emitting diode of controlling in the luminescence unit to the interior single wire transmission drive control chip of luminescence unit by single wire transmission drive control chip.In order to make the lamp string have flexibility, bending moulding arbitrarily, a described positive source circuit 11, a described power cathode circuit 13 and a described flexible cord that the signal controlling circuit all is made into.

Fig. 6 is the structural representation of the lamp band of composition illuminator, bar shaped pcb board 9 is provided with the luminescence unit 10 more than 2 or 2, is interconnected to form the lamp band by a positive source circuit 11, a power cathode circuit 13 and a signal controlling circuit 12 between the luminescence unit 10 on the bar shaped pcb board 9; In order to make the lamp band have flexibility, bending moulding arbitrarily, described bar shaped pcb board 9 adopts the flexible bar type pcb boards.

Fig. 7 is arranged on circuit diagram on the pcb board 9 for luminescence unit 10 in the utility model, pcb board 9 is provided with LED light emitting diode 14 and single wire transmission drive control chip 15, LED light emitting diode 14 comprises red LED light emitting diode R, green LED light emitting diode G and blue led light emitting diode B, connects with resistance R 1, R2, R3 respectively.Single wire transmission drive control chip 15 is for carrying PWM (Pulse width modulation, pulsewidth modulation, a kind of analog signal level is carried out digitally coded method) single wire transmission drive control chip, signal all can be from encoding and decoding through every grade of chip, the multi-plate chip cascade signal is undamped.Pcb board 9 is provided with a positive source circuit 11, directly is connected with LED light emitting diode 14; A power cathode circuit 13 is connected with single wire transmission drive control chip 15; Signal controlling circuit 12 input control signals are given single wire transmission drive control chip 15, and are luminous by single wire transmission drive control chip 15 direct driving LED light emitting diodes 14.Single wire transmission drive control chip 15 also has the deixis of reporting an error, and can be provided with the indicator lamp 16 that reports an error between single wire transmission drive control chip 15 and power cathode circuit 13, and indicator lamp 16 is connected with R4; When single wire transmission drive control chip 15 made a mistake, single wire transmission drive control chip 15 can send error indication signal, and the error indication signal that the indicator lamp 16 that reports an error receives from chip 15 reports an error.

The above embodiment only is used for illustrating the utility model, but is not limited thereto.Under the condition that does not depart from the utility model design, affiliated technical field personnel can make suitable change adjustment, and these change adjustment also should be included within the claim protection domain of the present utility model.

Claims

1, a kind of LED modeling decorative lamp comprises bar rope model, is arranged on illuminator on the bar rope model, is arranged on the printing opacity supporting layer between bar rope model silhouette and is arranged on the outer model clad of printing opacity supporting layer;

It is characterized in that: described illuminator comprises pcb board and is arranged on luminescence unit on the pcb board that described luminescence unit contains LED light emitting diode and single wire transmission drive control chip; Described single wire transmission drive control chip directly drives the described LED lumination of light emitting diode of control by a signal controlling circuit input control signal;

Pass through a positive source circuit and parallel electrical connection of power cathode circuit between the described luminescence unit, and connected in series by a described signal controlling circuit.

2, a kind of LED modeling decorative lamp according to claim 1 is characterized in that: described printing opacity supporting layer is that the one deck that distributes between described rope model is latticed printing opacity adhesive tape.

3, a kind of LED modeling decorative lamp according to claim 1 is characterized in that: described printing opacity supporting layer is to be arranged on described light-passing plastic rete or the printing opacity sheet material on the rope model.

4, a kind of LED modeling decorative lamp according to claim 1 is characterized in that: described model clad is the irregular adhesive tape of printing opacity.

5, a kind of LED modeling decorative lamp according to claim 4 is characterized in that: described irregular adhesive tape is the irregular grid shape adhesive tape that transparent thermoplastic PVC or PE material structure are knitted.

6, a kind of LED modeling decorative lamp according to claim 1, it is characterized in that: described pcb board is provided with single luminescence unit, and the flexible cord of making by a described positive source circuit, a described power cathode circuit and a described signal controlling circuit between the described luminescence unit is interconnected to form the lamp string.

7, a kind of LED modeling decorative lamp according to claim 1, it is characterized in that: described pcb board is provided with 2 or 2 above luminescence units, is interconnected to form the lamp band by a described positive source circuit, a described power cathode circuit and a described signal controlling circuit between the described luminescence unit.

8, a kind of LED modeling decorative lamp according to claim 7, it is characterized in that: described pcb board is the flexible PCB plate.

9, a kind of LED modeling decorative lamp according to claim 1, it is characterized in that: described single wire transmission drive control chip is the single wire transmission drive control chip that carries PWM.

10, according to claim 1 or 9 described a kind of LED modeling decorative lamps, it is characterized in that: described single wire transmission drive control chip has the deixis of reporting an error, when chip makes a mistake, and chip output error index signal.