CN104505060A - Key bed for piano - Google Patents
Key bed for piano Download PDFInfo
- Publication number
- CN104505060A CN104505060A CN201410799096.2A CN201410799096A CN104505060A CN 104505060 A CN104505060 A CN 104505060A CN 201410799096 A CN201410799096 A CN 201410799096A CN 104505060 A CN104505060 A CN 104505060A
- Authority
- CN
- China
- Prior art keywords
- key
- piano
- pillow
- key pillow
- slips
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Electrophonic Musical Instruments (AREA)
Abstract
The invention discloses a key bed for a piano. The key bed comprises a key bed body, wherein at least one support beam is arranged on each of the upper end face and the lower end face of the key bed body, and the support beams on the upper end face and the lower end faces are alternatively arranged; key slips are arranged on the key bed body in vertical directions of the support beams and comprise front key slips, middle key slips and rear key slips, the height of the key slips is greater than that of the support beams, slotted holes are processed in places, which are overlapped with the support beams, of the key slips, the key slips penetrate and straddle the support beams; positioning blocks are arranged on the key bed body, and are alternatively arranged at two sides of each of the front key slips and the middle slips. The key bed for the piano, disclosed by the invention, is provided with the support beams used for enhancing the stability of the key bed for the piano, the key slips penetrate and straddle the support beams, the support beams play a role in positioning the key slips in left and right directions, the positioning blocks play a role in positioning the key slips in front and rear directions, accurate positions of keys are ensured by virtue of accurate positioning of the key slips, and the tone quality of the piano and the hand feeling during playing are ensured.
Description
Technical field
The present invention relates to piano field, particularly relate to a kind of Piano central disk.
Background technology
The thickness that piano generally adopts is about the wooden keyboard board of about 3 centimeters, namely the mid-game of piano.Piano central disk is fixed on piano side plate and steel plate, and support whole keyboard struck string system (keyboard, hammered string instrument etc.), therefore, the effect of Piano central disk is extremely important.Each part of the keyboard struck string system of piano or the design attitude of part group have strict dimensional standard, once change, the duty of fingerboard struck string system will be made not reach design standards state, thus affect feel.
The mid-game of piano is equivalent to the waist of people, piano is being carried, and transports or play for a long time to make mid-game sink, and the position of distortion or key pillow offsets, hammered string instrument is caused also to sink thereupon or offset, make the string point that hits of hammerhead depart from accurate location, mid-game is bent upwards, and push rod is upwards pushed up, hammer is caused to depart from back of the body shelves, mid-game is bent downwardly, and causes push rod and turning device to form cavity, feel when having had a strong impact on the tonequality of piano and played.
Summary of the invention
The invention provides a kind of Piano central disk, described Piano central disk is provided with the brace summer for strengthening Piano central disk steadiness, described key pillow is worn across brace summer, brace summer plays the positioning action to key pillow left and right directions simultaneously, locating piece plays the location to key pillow fore-and-aft direction, the accurate position assurance position of piano key of key pillow is accurate, feel when ensure that the tonequality of piano and play.
For reaching this object, the present invention by the following technical solutions:
The invention provides a kind of Piano central disk, comprise mid-game, described mid-game upper surface and lower surface are provided with the brace summer being no less than, the brace summer alternative arrangement of described upper surface and lower surface; In described mid-game, described brace summer vertical direction is provided with key pillow, described key pillow is divided into front key pillow, middle key pillow and rear key pillow, the height of described key pillow is greater than described support depth of beam, and described key pillow is being processed with slotted eye with the overlapping place of described brace summer, and described key pillow is worn across described brace summer;
Described mid-game is also provided with locating piece, the both sides that described locating piece alternative arrangement is rested the head at described front key pillow and middle key; Described front key pillow is provided with the cotter pilotage corresponding with piano white-black key follow closely, described middle key pillow is provided with the cylindrical pins corresponding with piano white-black key.
Further technical scheme is, described cylindrical pins is arranged with the first felt Ni Quan, and described first felt Ni Quan one end is rested the head near middle key; Described cotter pilotage nails on and is arranged with the second felt Ni Quan, and described second felt Ni Quan one end is rested the head near front key, and described second felt Buddhist nun encloses external diameter and is greater than described first felt Ni Quan.
Further technical scheme is, described mid-game two ends are provided with end slot.
Further technical scheme is, described mid-game two ends are provided with flange, and described flange is provided with fixed orifice, matches with the hole of the corresponding position of piano side arm in the position of fixed orifice.
Preferably, the width of described front key pillow is not less than the width of middle key pillow and rear key pillow.
Preferably, described front key pillow, middle key pillow and rear key pillow surface spraying nitroewnamel.
Beneficial effect of the present invention is:
1, the described Piano central disk in the application is provided with the brace summer for strengthening Piano central disk steadiness, described key pillow is worn across brace summer, brace summer plays the positioning action to key pillow left and right directions simultaneously, locating piece plays the location to key pillow fore-and-aft direction, the accurate position assurance position of piano key of key pillow is accurate, feel when ensure that the tonequality of piano and play.
2, the cylindrical pins on middle key pillow is arranged with the first felt Ni Quan, ensure that key is flat consistent, and without noise when playing; Cotter pilotage nail on front key pillow is arranged with the second felt Ni Quan, ensure that the lower key degree of depth is consistent, and without noise when playing.
Accompanying drawing explanation
Fig. 1 is the front view of Piano central disk provided by the invention;
Fig. 2 is the rear view of Piano central disk provided by the invention;
Fig. 3 is that Piano central disk middle key provided by the invention pillow coordinates schematic diagram with brace summer;
Fig. 4 be Piano central disk cylindrical pins provided by the invention with the first felt Ni Quan coordinate schematic diagram;
Fig. 5 be Piano central disk cotter pilotage provided by the invention nail with the second felt Ni Quan coordinate schematic diagram;
In figure:
1-mid-game; 2-brace summer; Key pillow after 3-; 4-middle key is rested the head on; Key pillow before 5-; 6 locating pieces; 7-end slot; 8-cylindrical pins; 9-cotter pilotage is followed closely; 10-first felt Ni Quan; 11-second felt Ni Quan.
Embodiment
Technical scheme of the present invention is further illustrated by embodiment below in conjunction with accompanying drawing.
As shown in Figure 1, the invention provides a kind of Piano central disk 1, comprise mid-game 1, described mid-game 1 upper surface and lower surface are provided with the brace summer 2 being no less than, brace summer 2 alternative arrangement of described upper surface and lower surface.Fig. 2 is the distribution of mid-game 1 lower surface brace summer 2, and brace summer 2 alternative arrangement of described upper surface and lower surface can be good at supporting mid-game 1, prevents it to be out of shape.
Described mid-game 1 is provided with key with described brace summer 2 vertical direction rest the head on, described key pillow is divided into front key pillow 5, middle key pillow 4 and rear key pillow 3, the height of described key pillow is greater than the height of described brace summer 2, described key pillow is being processed with slotted eye with the described overlapping place of brace summer 2, and described key pillow is worn across described brace summer 2; As shown in Figure 3, the slotted eye position of key pillow is corresponding with the position of upper surface brace summer 2, and key pillow is worn across brace summer 2, and brace summer 2 serves the positioning action to key pillow left and right directions.
Described mid-game 1 is also provided with locating piece 6, and described locating piece 6 alternative arrangement rests the head on the both sides of 4 at described front key pillow 5 and middle key; Shown locating piece 6 is for the location to key pillow fore-and-aft direction.Described front key pillow 5 is provided with the cotter pilotage corresponding with piano white-black key and follows closely 9, described middle key pillow 4 is provided with the cylindrical pins 8 corresponding with piano white-black key.As shown in Figure 4 and Figure 5, described cylindrical pins 8 is arranged with the first felt Buddhist nun and encloses 10, described first felt Buddhist nun encloses 10 one end near middle key pillow 4; Described cotter pilotage nail 9 is arranged with the second felt Buddhist nun and encloses 11, described second felt Buddhist nun encloses 11 one end near front key pillow 5, and described second felt Buddhist nun encloses 11 external diameters and is greater than described first felt Buddhist nun and encloses 10.Cylindrical pins 8 on middle key pillow 4 is arranged with the first felt Buddhist nun and encloses 10, ensure that key is flat consistent, and without noise when playing; Cotter pilotage nail 9 on front key pillow 5 is arranged with the second felt Buddhist nun and encloses 11, ensure that the lower key degree of depth is consistent, and without noise when playing.
Described mid-game 1 two ends are provided with end slot 7, and described end slot 7 extends to 3/4 of mid-game 1 width by piano rear end.Described mid-game 1 two ends are provided with flange, and described flange is provided with fixed orifice, match with the hole of the corresponding position of piano side arm in the position of fixed orifice.The effect of described end slot 7 is that described side arm is fixed on the flange of Piano central disk 1 for installing piano side arm.
The width of described front key pillow 5 is not less than the width of middle key pillow 4 and rear key pillow 3.Described front key rests the head on most of weight of 5 support keyboard struck string systems, therefore widens its width with better support keyboard struck string system.
Preferably, described front key pillow 5, middle key pillow 4 and rear key rest the head on 3 surface spraying nitroewnamels to carry out oil sealing, and protected key rests the head on not oxidized erosion.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (6)
1. a Piano central disk, comprise mid-game (1), it is characterized in that, described mid-game (1) upper surface and lower surface are provided with the brace summer (2) being no less than, brace summer (2) alternative arrangement of described upper surface and lower surface; Upper described brace summer (2) vertical direction of described mid-game (1) is provided with key pillow, described key pillow is divided into front key to rest the head on (5), middle key pillow (4) and rear key pillow (3), the height of described key pillow is greater than the height of described brace summer (2), described key pillow is being processed with slotted eye with described brace summer (2) overlapping place, and described key pillow is worn across described brace summer (2);
Described mid-game (1) is also provided with locating piece (6), described locating piece (6) alternative arrangement rests the head on the both sides of (4) described front key pillow (5) and middle key; Described front key pillow (5) is provided with the cotter pilotage corresponding with piano white-black key follow closely (9), described middle key pillow (4) is provided with the cylindrical pins (8) corresponding with piano white-black key.
2. Piano central disk according to claim 1, is characterized in that: described cylindrical pins (8) is arranged with the first felt Ni Quan (10), and described first felt Ni Quan (10) one end is near middle key pillow (4); Described cotter pilotage nail (9) is arranged with the second felt Ni Quan (11), described second felt Ni Quan (11) one end is rested the head on (5) near front key, and described second felt Ni Quan (11) external diameter is greater than described first felt Ni Quan (10).
3. Piano central disk according to claim 1, is characterized in that: described mid-game (1) two ends are provided with end slot (7).
4. Piano central disk according to claim 1, is characterized in that: described mid-game (1) two ends are provided with flange, and described flange is provided with fixed orifice, matches with the hole of the corresponding position of piano side arm in the position of fixed orifice.
5. Piano central disk according to claim 1, is characterized in that: the width of described front key pillow (5) is not less than the width of middle key pillow (4) and rear key pillow (3).
6. Piano central disk according to claim 1, is characterized in that: described front key pillow (5), middle key pillow (4) and rear key pillow (3) surface spraying nitroewnamel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410799096.2A CN104505060A (en) | 2014-12-19 | 2014-12-19 | Key bed for piano |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410799096.2A CN104505060A (en) | 2014-12-19 | 2014-12-19 | Key bed for piano |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104505060A true CN104505060A (en) | 2015-04-08 |
Family
ID=52946789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410799096.2A Pending CN104505060A (en) | 2014-12-19 | 2014-12-19 | Key bed for piano |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104505060A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3688634A (en) * | 1970-08-28 | 1972-09-05 | Eiji Harada | Keyframe side pin guide for piano and like musical instruments |
| US3724317A (en) * | 1971-08-23 | 1973-04-03 | J Rogers | Transposing piano with laterally movable keyboard |
| US4127051A (en) * | 1977-09-19 | 1978-11-28 | D. H. Baldwin Company | Piano key frame |
| JPH09258722A (en) * | 1996-03-25 | 1997-10-03 | Kawai Musical Instr Mfg Co Ltd | Piano |
| US20040025674A1 (en) * | 2002-08-09 | 2004-02-12 | Shigeru Muramatsu | Keyboard musical instrument equipped with automatic player and method for retrofitting keyboard musical instrument |
| CN1691132A (en) * | 2004-04-28 | 2005-11-02 | 东洋钢琴制造株式会社 | Piano shifting device |
| CN202615769U (en) * | 2012-06-19 | 2012-12-19 | 森鹤乐器股份有限公司 | Piano keyboard connecting frame |
-
2014
- 2014-12-19 CN CN201410799096.2A patent/CN104505060A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3688634A (en) * | 1970-08-28 | 1972-09-05 | Eiji Harada | Keyframe side pin guide for piano and like musical instruments |
| US3724317A (en) * | 1971-08-23 | 1973-04-03 | J Rogers | Transposing piano with laterally movable keyboard |
| US4127051A (en) * | 1977-09-19 | 1978-11-28 | D. H. Baldwin Company | Piano key frame |
| JPH09258722A (en) * | 1996-03-25 | 1997-10-03 | Kawai Musical Instr Mfg Co Ltd | Piano |
| US20040025674A1 (en) * | 2002-08-09 | 2004-02-12 | Shigeru Muramatsu | Keyboard musical instrument equipped with automatic player and method for retrofitting keyboard musical instrument |
| CN1691132A (en) * | 2004-04-28 | 2005-11-02 | 东洋钢琴制造株式会社 | Piano shifting device |
| CN202615769U (en) * | 2012-06-19 | 2012-12-19 | 森鹤乐器股份有限公司 | Piano keyboard connecting frame |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW200713086A (en) | Dot pattern | |
| WO2008019242A3 (en) | Systems and methods for multi-character online gaming | |
| WO2005065078A3 (en) | Firearm laser training system and method employing various targets to simulate training scenarios | |
| HRP20080313A2 (en) | Methods for improving the pharmacokinetics of hiv integrase inhibitors | |
| DE10233327A8 (en) | Process for achieving pathogen resistance in plants | |
| WO2006127330A3 (en) | Laser-resistant surgical devices | |
| CN204390691U (en) | A kind of Piano central disk | |
| CN104505060A (en) | Key bed for piano | |
| EA200301189A1 (en) | METHOD AND DEVICE FOR COMPUTER GAME | |
| WO2012026681A3 (en) | Virtual reality martial arts system using a network, and method for controlling same | |
| CN206777515U (en) | Point massage is hammered into shape | |
| JP2010088675A5 (en) | ||
| CN204390699U (en) | The volume control structure of piano | |
| CN205111772U (en) | Nail lever is struck in area | |
| ATE477761T1 (en) | MARKER FOR MARKING AN AREA IN A BODY TISSUE | |
| JP3206783U (en) | Golf club head and golf club equipped with the same | |
| JP3212054U (en) | Kiso | |
| TW200628200A (en) | Game program, game device and game method | |
| Sapareva et al. | The impact of intellectual-mental and psycho-emotional characteristics on adaptation process in modern society | |
| CN101853647A (en) | Universal grand piano action with simultaneous semi-action key design performance | |
| KR200436154Y1 (en) | Outdoor Stone Bench | |
| JP3123046U (en) | Golf ball | |
| JP3137655U (en) | Simple piano action | |
| CN204729425U (en) | A kind of straight nail | |
| ECSMU19033216U (en) | Cymbal Stacker Attachment / Splash Cymbal Side Bar |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150408 |