CN2230392Y

CN2230392Y - Lamp for musical instrument

Info

Publication number: CN2230392Y
Application number: CN 94245336
Authority: CN
Inventors: 余鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-11-18
Filing date: 1994-11-18
Publication date: 1996-07-03
Anticipated expiration: 2004-11-18

Abstract

The utility model discloses a lamp for a musical instrument, which belongs to the optical field. The inner part of a piano molding which is composed of a piano cover, a piano shelf and piano keyboards is provided with a music circuit, a control circuit, a hollow barrel body and a lamp shade which is connected with the hollow barrel body, and the inner parts of the barrel body and the lamp shade are provided with a luminescence device group, a reflecting mirror group, lens and a lighting source. The piano keyboards are pressed, and great music can be played. Simultaneously, the lamp shade presents florid colors and patterns which vary following the music. The utility model can also be used for decorative lighting. The lamp for a musical instrument combines the optoelectronic technology and the plastic arts and collects vision and auditory sensation arts into integration, and is perfect and harmonious. The utility model is the novel electronic lamp decoration and the festival gift.

Description

The qin lamp

The invention belongs to optical technical field, further belong to a kind of qin lamp.

Designer of the present invention once proposed " the magic lamp with various " that a kind of application number is CN94202550.4, and it is by cylindrical shell, protecgulum and be loaded on its inner circuit board, luminescent device group, control circuit, speculum group and lens and form.When control circuit control luminescent device group light-emitting flash, scioptics can penetrate the different light beam of color.These light beams project a certain surface, as wall, ground, building surface, then can form the pattern and the color of change on these surfaces.This utility model organically combines rhythm, the rhythm of color, pattern and the music of light, all plays very well decorative effect in places such as karaoke halls, KTV, dancing hall and families.

The purpose of this utility model is that a kind of have piano moulding, analog audio, the qin lamp of colour lamplight picture and illumination functions multiple effect are provided on the basis of magic lamp with various.When people press piano key, not only various melodies can be played on the one hand, and pattern and the color that changes with the music rhythm and the rhythm can be presented on the lampshade surface; Adopt lighting source on the other hand, can make it again as the illumination artistic lamp.

The purpose of this utility model is achieved in that in the piano moulding that is made of qin frame, qin lid, key group, Qin Gai and qin frame are mounted to certain angle, the key group is formed for several keys, music circuit, control circuit are positioned at qin frame inside, cylindrical shell adopts hollow structure to be connected in the qin frame, along cylinder back-end the lens and the lighting source of luminescent device group, speculum group, optical axis and the cylindrical shell central lines of arrangement according to the order of sequence are installed successively, lampshade is positioned at barrel front end.

The utility model will be further described below in conjunction with accompanying drawing.

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is the vertical view of Fig. 1.

Fig. 3 is the music circuit schematic diagram.

Fig. 4 is the control circuit schematic diagram.

Fig. 5 receives and the amplifying circuit schematic diagram for audio frequency.

Fig. 6 is system power supply control principle figure.

Among Fig. 1, qin frame 2 is the piano casing of hollow and thin-walled, upper surface has a circular hole and rectangular slot and several grooves, bottom surface has four boss, qin lid 1 is a thin-walled flat board, and a dull and stereotyped lateral edges has the groove fit of boss upper surface in qin frame 2 and makes the qin lid 1 and the installation of qin frame 2 keep certain angle jointly with support 12; 3 is music circuit; 5 is control circuit; Cylindrical shell 4 is that front end is open-minded, and the semi-enclosed hollow cylinder in rear end is installed in its center line and the circular hole that qin frame 2 upper surface circle hole centrelines overlap; Rear end along cylindrical shell 4 is installed with luminescent device group 6, speculum group 7, lens 8 and lighting source 10 successively.Wherein lighting source 10 be installed in bonding with cylindrical shell 4 or the lamp bracket 9 that is threaded on, lamp bracket 9 is at the front end of lens 8, but fixed lens 8; Lampshade 11 is positioned at cylindrical shell 4 and lighting source 10 tops, and between qin frame 2 and qin lid 1, its connection can be adopted clamp-type, screw-type or bonding; 13 is power supply, can be external or be installed in qin frame 2 inside.

Among Fig. 2, the 1st, the qin lid, the 2nd, the qin frame, 12 is support, 14 is the key group of being made up of a plurality of keys, and is installed in the rectangular slot of qin frame 2 upper surfaces.

Lampshade 11 in the utility model should adopt, and white and tinted material semi-transparent, semi reflective are made.As white or light glass, frosted glass, lucite, plastics etc.

Lampshade 11 in the utility model be shaped as arbitrary surface.As be occluding surface, axisymmetric curved surfaces such as picture sphere, ellipsoid, parabola, the surfaces of revolution, cylinder, hyperboloid, garden cylinder, its curved surface symmetry axis and cylindrical shell center line can be parallel or be become other angle, also can be asymmetric totally-enclosed or semiclosed curved surface, the various various moulding that combine as a plurality of curved surfaces or curved surface and special surface (being the plane), the picture character moulding, animal-shaped and various design.Usually adopt globe holder or casper lampshade.

Lighting source 10 in the utility model is incandescent lamp and fluorescent lamp.As can be an incandescent lamp, also can be the colored incandescent light bulb of several redness, yellow, blueness, green or other color; Also can adopt the fluorescent lamp of an annular or other shape.

Lens 8 in the utility model are the biconvex spherical lens.It is installed on cylindrical shell 4 front ends, the light that the luminescent device group 6 of speculum group 7 reflection is sent can be converged and transmission is gone out, and can select as required and design its geometric parameter, makes the picture that is on lampshade 11 the most clear.

The control end of the music circuit 3 in the utility model is connected with key group 14, and power take-off and loudspeaker link.Its music circuit 3 can be piano integrated circuit, electronic organ integrated circuit, simulated sound circuit, melody integrated circuit etc.Simulation piano IC as shown in Figure 3, among the figure, HT-15 has 34 output pins for simulation piano IC, wherein, and pin one '～16 ' be exportable 15 the whole tone keys of control pin, it and piano key group 14 link.Any key of every bullet can produce a kind of sound of note, and stopping to play then power supply can close automatically.Pin two 3 ' and 24 ' connect 3V dc source.Pin two 5 ' and 26 ' between series resistor R ₁, pin two 7 ', 28 ' and 29 ' respectively meet triode Q ₁Emitter stage, base stage and colelctor electrode, power output tube pin 30 ' and 31 ' between serial connection loudspeaker H, all the other pins are the sky pin.When pressing piano key, on the one hand simulate piano IC and send the simulation piano sound, on the other hand by power output tube pin 30 ' or 31 ' output audio signal Vi by loudspeaker H.

Luminescent device group 6 in the utility model is that array high brightness optically focused luminous tube is formed.Its color is red, yellow, green and blue look.Its using method can every group of luminous tube that is with a kind of color.Also can use by mix and match, in the hope of various viewing effect.

Control circuit 5 in the utility model is several unit controls circuit.Wherein each unit controls circuit is controlled one group of luminescent device, produces a kind of pattern effect, and the combination of several unit controls circuit can produce different pattern effects.Its compound mode is diversified, as single control chip, and the combination of the control chip that several identical control chips are different with several.Each unit controls circuit can be the pure tone control, for example the LB1409 circuit; Pure program control, NE555 circuit for example; Preferably adopt sound control and control circuit program control and that deposit, example control circuit schematic diagram as shown in Figure 4.

Accompanying drawing 4 is the control circuit schematic diagram.Figure sound intermediate frequency signal Vi is by coupling capacitance C ₁Enter rectifier Z; Voltage controlled oscillator Y is external by R ₂C ₂Meet power supply Vc behind the oscillating circuit that composes in parallel; Pulsqe distributor M promotes driver T in order ₁, T ₂, T ₃And it is luminous to drive external luminescent device D flicker.It drives the luminescent device flicker, putting the control signal of going out can be by R in the voltage controlled oscillator ₂C ₂Circuit provides, and also can be produced by audio signal Vi.

In the given embodiment of Fig. 4, the audio signal input end Vi in the control circuit 5 is connected with power take-off Vo in the music circuit 3.When pressing key, can produce music on the one hand, control the luminescent device group on the other hand simultaneously and change with music.

In the accompanying drawing 5, microphone F one end ground connection, the other end one tunnel series resistance R ₃Meet power supply Vc, another road series capacitance C ₃Meet triode Q ₂Base stage, triode Q ₂Grounded emitter, colelctor electrode meet power supply Vc, resistance R after meeting potentiometer W ₄Be connected to triode Q ₂Colelctor electrode and base stage between.Microphone F is converted to audio signal with sound (can be outside sound or music, also can be the music that music circuit 3 is produced as simulation piano IC HF-15 in the accompanying drawing 3), through triode Q ₂Amplify the back by potentiometer W output, the centre-tapped resistance value of regulator potentiometer W can change the size of output audio signal Vp.

In another given embodiment of Fig. 4 and Fig. 5, the audio signal input end Vi of control circuit 5 receives with Fig. 5 sound intermediate frequency and is connected with amplification circuit output end Vo among Fig. 4.When pressing key, produce music, or when outside music and sound were arranged, F changed sound into audio signal by microphone, and through triode Q ₂Export to control circuit after the amplification, make it drive the luminescent device group with external sound flicker and variation.

The used power supply of the utility model is a direct current.Power supply 13 shown in the accompanying drawing 6 can be arranged at qin frame inside, also can be arranged at the qin external body, for example adopts the power supply of DC power voltage stabilizing device.K switch in the accompanying drawing 6 has following function: when K places 1 ' time of position, power supply 13 is connected with control circuit 5, and control circuit drives luminescent device group D work; When K places 2 ' time of position, lighting source G work; When K places 3 ' time of position, two kinds of light sources are not all worked, and promptly are in off-mode.

In accompanying drawing 1, owing to designed luminescent device group 6 and 10 two kinds of light sources of lighting source, therefore both can realize the ornamental festoon lamp change, also can be used as illuminator lamp.When the utility model during, can remove lighting source 10 and lamp bracket 9 in the accompanying drawing 1 only as ornamental festoon lamp; When only as lighting decoration controlled, can remove the cylindrical shell 4 in the accompanying drawing 1, control circuit 5, luminescent device group 6, speculum group 7 and lens 8.More than these two kinds of forms can be used as two special cases of the present utility model and be used for some occasion.

The utility model adopts the piano moulding, when pressing key, not only can play various melodies, and can present gorgeous color and the image that changes with melody on lampshade; And can be used as lighting again, it is multi-functional to integrate plastic arts, music luminal art and illumination etc., is a kind of brand-new electronics lamp decoration and elegant gift, can be used for family and various entertainment place, also can be used as new marriage, the present on birthday and Christmas Day.

Claims

1, the qin lamp, it comprises the qin lid, the qin frame, the key group, music circuit, control circuit, cylindrical shell, lampshade, and be positioned at cylindrical shell, luminescent device group in the lampshade, the speculum group, lens, lighting source, it is characterized in that: Qin Gai and qin frame are mounted to certain angle, the key group is that a plurality of keys are formed, music circuit and control circuit are loaded on qin frame inside, cylindrical shell adopts hollow structure to be connected in the qin frame, the luminescent device group of arranging according to the order of sequence is installed successively along cylinder back-end, the speculum group, the lens of optical axis and cylindrical shell central lines and lighting source, lampshade is positioned at barrel front end.

2, qin lamp as claimed in claim 1 is characterized in that: described lampshade is that white and tinted material semi-transparent, semi reflective are made.

3, qin lamp as claimed in claim 1 or 2 is characterized in that: described lampshade be shaped as arbitrary surface.

4, qin lamp as claimed in claim 1 is characterized in that: described lighting source is incandescent lamp and fluorescent lamp.

5, qin lamp as claimed in claim 1 is characterized in that: described lens are the biconvex spherical lens.

6, qin lamp as claimed in claim 1 is characterized in that: its control end of described music circuit is connected with the key group, and power take-off is connected with loudspeaker.

7, qin lamp as claimed in claim 1 is characterized in that: described luminescent device group is that array high brightness optically focused luminous tube is formed.

8, as claim 1 or 7 described qin lamps, it is characterized in that: described luminescent device group is that the red, green, yellow and blue high brightness optically focused luminous tube of array is formed.

9, qin lamp as claimed in claim 1, it is characterized in that: described control circuit is several unit controls circuit.

10, as claim 1 or 9 described qin lamps, it is characterized in that: described control circuit, its audio signal input end Vi is connected with music circuit power take-off Vo.

11, as claim 1 or 9 described qin lamps, it is characterized in that: described control circuit, its audio signal input end Vi and audio frequency receive and amplification circuit output end V _DBe connected.