CN201294084Y - Piano-simulated gift capable of playing automatically - Google Patents
Piano-simulated gift capable of playing automatically Download PDFInfo
- Publication number
- CN201294084Y CN201294084Y CNU2008201665426U CN200820166542U CN201294084Y CN 201294084 Y CN201294084 Y CN 201294084Y CN U2008201665426 U CNU2008201665426 U CN U2008201665426U CN 200820166542 U CN200820166542 U CN 200820166542U CN 201294084 Y CN201294084 Y CN 201294084Y
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- pin
- chip
- gear
- key
- piano
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Abstract
The utility model discloses an imitating piano present capable of playing automatically, which comprises a plurality of keys, a driving mechanism, and an electronic voicing device, wherein the driving mechanism is capable of enabling the keys to move and the electronic voicing device is capable of imitating sounds of playing pianos. The driving mechanism comprises a motor, a driving device and a rotary shaft, wherein the motor drives the rotary shaft via the driving device, the rotary shaft mounted below the keys is provided with a plurality of cams capable of driving the keys to move, and the cams correspond to the keys. Compared with traditional pianos which can produce beautiful sounds by striking strings with keys and the structure of which has complicate requirements on arts, the electronic voicing device capable of imitating sounds of playing pianos enables the utility model to have a simple structure and low production cost.
Description
Technical field
The utility model relates to a kind of gift, especially relates to a kind of imitated piano gift of energy automatic playing.
Background technology
Existing gift is varied, and technology class, electrical type or the like are arranged, but does not also occur a kind of imitated piano gift of energy automatic playing in the market.The patent No. is the disclosed a kind of automatic piano playing system of Chinese utility model patent instructions of ZL01128471.4, comprise common piano and earphone playing device commonly used, record and memory storage, operation and display panel, other installs a cover micro computer and a drive unit additional, pick-up unit, make automatic piano playing system by micro computer and respectively with the interconnective drive unit of micro computer, pick-up unit, the earphone playing device, record and memory storage, operation and display panel are formed, drive unit is made up of interconnective driving mechanism and driving circuit, driving mechanism is by electromagnet, push rod and rubber tip are formed, electromagnet comprises electromagnetic core and solenoid, electromagnet is fastened on the qin plate by erection bolt, the electromagnetic core upper end is fixed with push rod, and the push rod upper end is equipped with rubber tip.The sounding principle of piano is the effect by driving circuit, solenoid get electric after, electromagnetic core and push rod move upward, push rod strikes key and makes the string sounding by the buffering of rubber tip, realizes the automatic playing of piano by the way.There is the problem of following several respects in piano shown in this automatic piano playing system: the string manufacturing process complexity in the one piano, manufacturing cost is very high, its two: adopt relatively power consumption of electromagnetic mechanism, the stability of electromagnetic mechanism is not high simultaneously.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of simple in structure, the imitated piano gift of a kind of energy automatic playing that cost is low.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of imitated piano gift of energy automatic playing, and the driving mechanism that comprises a plurality of keys and key is moved, it also includes the electronic sound-producing device of simulation sound of musical instrument.
Described driving mechanism comprises motor, gearing and rotating shaft, described motor is by the described rotating shaft of described actuator drives, described rotating shaft is arranged on the below of key, described rotating shaft is provided with the cam of a plurality of driving key actions, and described cam is corresponding mutually with described key.
Described gearing comprises first power wheel, second power wheel, first gear, second gear, the 3rd gear and the 4th gear that is arranged on the motor, described first power wheel drives described second power wheel by belt, second power wheel and the coaxial setting of first gear, second gear and the coaxial setting of the 3rd gear, the 4th gear is fixed in the rotating shaft, first gear and second gearing mesh, the 3rd gear and the 4th gearing mesh.
Described electronic sound-producing device comprises loudspeaker and drives the control circuit of loudspeaker that described control circuit drives described motor simultaneously.
Described control circuit comprises the chip and first triode, be connected with described loudspeaker between first pin of described chip and second pin, be provided with trigger switch between described chip the 3rd pin and the 5th pin, be provided with reset switch between described chip the tenth pin and the 5th pin, described chip the 7th pin is connected with the base stage of first triode, the emitter of described first triode is connected with the 5th pin of chip, be provided with described motor between the 6th pin of the collector of described first triode and described chip, electric battery is arranged between the 5th pin and the 6th pin of chip.
It also includes the switchgear of light-emitting device and the described light-emitting device of control, described light-emitting device comprises the light emitting diode that is provided with on each key, described switchgear comprises the holder that each key end top is set, described holder is provided with upper spring sheet and lower spring sheet, described upper spring sheet one end is connected with the collector of second triode, described lower spring sheet one end is connected with described chip the 6th pin by light emitting diode, the other end of described lower spring sheet is provided with rubber gasket, the base stage of described second triode is connected with described chip the 8th pin, and the emitter of described second triode is connected with the 5th pin of chip.
Described trigger switch comprises the first upper spring sheet and the first lower spring sheet that is arranged on first holder, described first holder is arranged on first key end top, the described first upper spring sheet, one end is connected with described chip the tenth pin, the described first lower spring sheet, one end is connected with the 5th pin of described chip, and the other end of the described first lower spring sheet is provided with first rubber gasket.
Be arranged on a plurality of cams in the rotating shaft have more than at least two kinds towards.
The top of described key rear end is provided with fixed head, is provided with back-moving spring between described fixed head and the key rear end.
Described rotating shaft is provided with resetting cam, and described resetting cam and described reset switch cooperatively interact
Compared with prior art, advantage of the present utility model is that it also comprises the electronic sound-producing device of simulating sound of musical instrument, traditional piano by key to the knocking of string, thereby make piano send beautiful interesting to listen to sound of musical instrument, but the piano of this structure needs complicated technological requirement.It is of the present utility model simple in structure to adopt the electronic sound-producing device of simulating sound of musical instrument to make, and has reduced production cost.
Driving mechanism comprises motor, gearing and rotating shaft, and motor is by the actuator drives rotating shaft, and rotating shaft is arranged on the below of key, and rotating shaft is provided with the cam of a plurality of driving key actions, and cam is corresponding mutually with key.The rotation of motor drives the rotation of rotating shaft, the rotation of the rotating band moving cam of rotating shaft, and cam is the terminal jack-up of key, makes under the panel of key by, the state of imitating shell piano.
Gearing comprises first power wheel, second power wheel, first gear, second gear, the 3rd gear and the 4th gear that is arranged on the motor, first power wheel drives second power wheel by belt, second power wheel and the coaxial setting of first gear, second gear and the coaxial setting of the 3rd gear, the 4th gear is fixed in the rotating shaft, first gear and second gearing mesh, the 3rd gear and the 4th gearing mesh, the rotation of motor is by the rotation of first power wheel, second power wheel and gear set drive rotating shaft.
Electronic sound-producing device comprises loudspeaker and drives the control circuit of loudspeaker that control circuit is drive motor simultaneously.The rotation of control circuit drive motor makes key press action by mechanical drive, the state that simulation is played the musical instrument, and control circuit drives loudspeaker simultaneously, plays the music that is stored in advance in the chip.The action of key and the broadcast of music are carried out simultaneously, improved the fidelity of gift.
It also includes the switchgear of light-emitting device and control light-emitting device, light-emitting device comprises the light emitting diode that is arranged on each key, and its switch is realized by the action of key, when key moves, light emitting diode can be simultaneously shinny, increases the aesthetic feeling of gift.
Trigger switch comprises the first upper spring sheet and the first lower spring sheet that is arranged on first holder, first holder is arranged on first key end top, the first upper spring sheet, one end is connected with chip the tenth pin, the first lower spring sheet, one end is connected with the 5th pin of chip, and the other end of the first lower spring sheet is provided with rubber gasket.On time, the end of first key upwarps and touches rubber gasket under first key, and the first upper spring sheet is contacted with the first lower spring sheet, control circuit work, and Cun Chu music plays back by loudspeaker in advance.
Be arranged on a plurality of cams in the rotating shaft have more than at least three kinds towards.Following the pressing of the cam control key in the rotating shaft moved.Be provided with more than three kinds towards, for the key action of staggering the time, key spacing movement, the state that simulation is played the musical instrument.
The top of key rear end is provided with fixed head, is provided with back-moving spring between fixed head and the key rear end.After key is pressed, upspring, for the action next time of key is prepared by back-moving spring.
Rotating shaft is provided with resetting cam, and resetting cam and reset switch cooperatively interact.After sound of musical instrument finished a song, the resetting cam that is provided with in the rotating shaft touched reset switch, and motor quits work, and key resets simultaneously.
Description of drawings
Fig. 1 is a vertical view of the present utility model;
Fig. 2 is a partial top view of the present utility model;
Fig. 3 is the structural drawing of gearing of the present utility model;
Fig. 4 is the cooperation figure of gearing of the present utility model, rotating shaft, key;
Fig. 5 is the structural representation of trigger switch of the present utility model;
Fig. 6 is a control circuit schematic diagram of the present utility model.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
A kind of imitated piano gift of energy automatic playing comprises a plurality of keys 1 and the driving mechanism that key is moved, and it also includes the electronic sound-producing device of simulation sound of musical instrument.
Driving mechanism comprises motor M 1, gearing and rotating shaft 3, and motor M 1 is by actuator drives rotating shaft 3, and rotating shaft 3 is arranged on the below of key 1, and rotating shaft 3 is provided with the cam 4 of a plurality of driving key 1 actions, and cam 4 is corresponding mutually with key 1.
Gearing comprises first power wheel 5, second power wheel 6, first gear 7, second gear 8, the 3rd gear (figure does not show) and the 4th gear 17 that is arranged on the motor 1, first power wheel 5 drives second power wheel 6 by belt 10, second power wheel 6 and the 7 coaxial settings of first gear, second gear 8 and the coaxial setting of the 3rd gear (figure does not show), the 4th gear 17 is fixed in the rotating shaft 3, first gear 7 and 8 engagements of second gear, the 3rd gear (figure does not show) and 17 engagements of the 4th gear.
Electronic sound-producing device comprises loudspeaker SP and drives the control circuit of loudspeaker SP that control circuit is drive motor M1 simultaneously.
Control circuit comprises that model is the chip and the first triode Q1 of UTH096D, be connected with loudspeaker SP between first pin of chip IC and second pin, be provided with trigger switch S1 between chip IC the 3rd pin and the 5th pin, be provided with reset switch S2 between chip IC the tenth pin and the 5th pin, chip IC the 7th pin is connected with the base stage of the first triode Q1, the emitter of the first triode Q1 is connected with the 5th pin of chip IC, be provided with motor M 1 between the 6th pin of the collector of the first triode Q1 and described chip IC, electric battery BT is arranged between the 5th pin and the 6th pin of chip IC.
Trigger switch S1 comprises the first upper spring sheet 12 and the first lower spring sheet 13 that is arranged on first holder 11, first holder 11 is arranged on first key end top, the first upper spring sheet, 12 1 ends are connected with chip the tenth pin, the first lower spring sheet, 13 1 ends are connected with the 5th pin of chip, and the other end of the first lower spring sheet 13 is provided with first rubber gasket 14.
It also includes the switchgear of light-emitting device and the described light-emitting device of control, light-emitting device comprises the light emitting diode D1 that is provided with on each key 1, D2, D3......DN, switchgear comprises the holder (figure does not show) that each key end top is set, holder (figure does not show) is provided with upper spring sheet and lower spring sheet, upper spring sheet (figure does not a show) end is connected with the collector of the second triode Q2, lower spring sheet (figure does not a show) end is connected with chip IC the 6th pin by light emitting diode D, the other end of lower spring sheet (figure does not show) is provided with rubber gasket (figure does not show), the base stage of the second triode Q2 is connected with chip IC the 8th pin, and the emitter of the second triode Q2 is connected with the 5th pin of chip IC.
Be arranged on a plurality of cams 4 in the rotating shaft 3 have more than three kinds towards.
The top of key 1 rear end is provided with fixed head 15, is provided with back-moving spring 16 between fixed head 15 and key 1 rear end.Rotating shaft 3 is provided with resetting cam, and resetting cam and reset switch S2 cooperatively interact
Control circuit principle explanation: when pressing trigger switch S1, electric signal that changes with music rhythm of chip IC the 7th pin OUT1 output that programming in advance is good, amplification through the first triode Q1, drive motor M1 work, motor M 1 drives the action of key, the 8th pin OUT2 of chip amplifies driven for emitting lights diode D1, D2.....Dn work through the second triode Q2, and loudspeaker are play the sound of musical instrument that is recorded in the chip simultaneously.After sound of musical instrument finished a song, the resetting cam that is provided with in the rotating shaft touched reset switch, and motor quits work, and key resets simultaneously.
Claims (9)
1. the imitated piano gift of an energy automatic playing, the driving mechanism that comprises a plurality of keys and key is moved, it is characterized in that it also includes the electronic sound-producing device of simulation sound of musical instrument, described driving mechanism comprises motor, gearing and rotating shaft, described motor is by the described rotating shaft of described actuator drives, described rotating shaft is arranged on the below of key, and described rotating shaft is provided with the cam of a plurality of driving key actions, and described cam is corresponding mutually with described key.
2. the imitated piano gift of a kind of energy automatic playing according to claim 1, it is characterized in that described gearing comprises first power wheel, second power wheel, first gear, second gear, the 3rd gear and the 4th gear that is arranged on the motor, described first power wheel drives described second power wheel by belt, second power wheel and the coaxial setting of first gear, second gear and the coaxial setting of the 3rd gear, the 4th gear is fixed in the rotating shaft, first gear and second gearing mesh, the 3rd gear and the 4th gearing mesh.
3. the imitated piano gift of a kind of energy automatic playing according to claim 1 is characterized in that described electronic sound-producing device comprises the control circuit of loudspeaker and driving loudspeaker, and described control circuit drives described motor simultaneously.
4. the imitated piano gift of a kind of energy automatic playing according to claim 3, it is characterized in that described control circuit comprises the chip and first triode, be connected with described loudspeaker between first pin of described chip and second pin, be provided with trigger switch between described chip the 3rd pin and the 5th pin, be provided with reset switch between described chip the tenth pin and the 5th pin, described chip the 7th pin is connected with the base stage of first triode, the emitter of described first triode is connected with the 5th pin of chip, be provided with described motor between the 6th pin of the collector of described first triode and described chip, electric battery is arranged between the 5th pin and the 6th pin of chip.
5. the imitated piano gift of a kind of energy automatic playing according to claim 4, it is characterized in that described trigger switch comprises the first upper spring sheet and the first lower spring sheet that is arranged on first holder, described first holder is arranged on first key end top, the described first upper spring sheet, one end is connected with described chip the tenth pin, the described first lower spring sheet, one end is connected with the 5th pin of described chip, and the other end of the described first lower spring sheet is provided with first rubber gasket.
6. the imitated piano gift of a kind of energy automatic playing according to claim 4, it is characterized in that it also includes the switchgear of light-emitting device and the described light-emitting device of control, described light-emitting device comprises the light emitting diode that is provided with on each key, described switchgear comprises the holder that each key end top is set, described holder is provided with upper spring sheet and lower spring sheet, described upper spring sheet one end is connected with the collector of second triode, described lower spring sheet one end is connected with described chip the 6th pin by light emitting diode, the other end of described lower spring sheet is provided with rubber gasket, the base stage of described second triode is connected with described chip the 8th pin, and the emitter of described second triode is connected with the 5th pin of chip.
7. a kind of imitated piano gift that can automatic playing according to claim 1, it is characterized in that being arranged on a plurality of cams in the rotating shaft have more than at least two kinds towards.
8. the imitated piano gift of a kind of energy automatic playing according to claim 1 is characterized in that the top of described key rear end is provided with fixed head, is provided with back-moving spring between described fixed head and the key rear end.
9. the imitated piano gift of a kind of energy automatic playing according to claim 4 is characterized in that described rotating shaft is provided with resetting cam, and described resetting cam and described reset switch cooperatively interact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201665426U CN201294084Y (en) | 2008-10-28 | 2008-10-28 | Piano-simulated gift capable of playing automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201665426U CN201294084Y (en) | 2008-10-28 | 2008-10-28 | Piano-simulated gift capable of playing automatically |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201294084Y true CN201294084Y (en) | 2009-08-19 |
Family
ID=41007568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201665426U Expired - Lifetime CN201294084Y (en) | 2008-10-28 | 2008-10-28 | Piano-simulated gift capable of playing automatically |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201294084Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101404154B (en) * | 2008-10-27 | 2010-12-29 | 钱福明 | Imitated piano gift with automatic musical performance function |
-
2008
- 2008-10-28 CN CNU2008201665426U patent/CN201294084Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101404154B (en) * | 2008-10-27 | 2010-12-29 | 钱福明 | Imitated piano gift with automatic musical performance function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090819 Effective date of abandoning: 20081028 |