CN110111757A - A kind of piano support leveling device - Google Patents
A kind of piano support leveling device Download PDFInfo
- Publication number
- CN110111757A CN110111757A CN201910291880.5A CN201910291880A CN110111757A CN 110111757 A CN110111757 A CN 110111757A CN 201910291880 A CN201910291880 A CN 201910291880A CN 110111757 A CN110111757 A CN 110111757A
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- China
- Prior art keywords
- piano
- floating
- piston
- leveling device
- main body
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Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
- G10C3/00—Details or accessories
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
- G10C3/00—Details or accessories
- G10C3/04—Frames; Bridges; Bars
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Auxiliary Devices For Music (AREA)
Abstract
The invention discloses a kind of piano support leveling devices, it is related to piano equipment field, the present invention not only can be supported adjusting to piano by lifting, and, after preliminary lift adjustment, piano can be made to carry out floating support, and piano is made to carry out micro-positioning regulators to piano on direction in space according to the horizontal bubble instrument in the state of floating in certain fluctuation area, in this way, when adjusting, piano need to be only under quick condition, utilize horizontal bubble instrument, then entire position of the piano under quick condition is manually adjusted, so that piano is in horizontality, then it is locked using locking member, it is convenient and simple, by way of floating, the convenience of piano adjusting can be improved, only slightly need to firmly it be adjusted；The present invention uses pedal pressure liftable, convenient and efficient, avoids and bends over and the mechanical slack adjuster bring inconvenience of operated clamp.
Description
Technical field
The present invention relates to piano equipment field, specifically a kind of piano support leveling device.
Background technique
Currently, for piano, when carrying out installing fixed, generally require to its stability, horizontality require compared with
Height, and when carrying out installation leveling to it often occurs in four supporting legs of piano only there are three can be good at supporting, and
Another is easy to shake, and when adjusting another, and will lead to another and go wrong, moreover, not can guarantee piano
In horizontality, so that when playing, key and internal component occur that sound of musical instrument is bad to ask due to unbalance stress
Effect is played in topic, influence.
Therefore, the present invention provides a kind of piano support leveling devices, to solve the problems mentioned in the above background technology.
Summary of the invention
The purpose of the present invention is to provide a kind of piano support leveling devices, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the invention provides the following technical scheme:
A kind of piano support leveling device is mounted on four angles of the backing plate of the bottom of piano bottom part body bracket,
It is characterized in that, it includes Floatable supporting mechanism and lifting regulating mechanism, wherein the top connection of the lifting regulating mechanism is set
It is equipped with the Floatable supporting mechanism, the backing plate is connected at the top of the Floatable supporting mechanism；At it on the piano ontology
Front and side are provided with horizontal bubble instrument；
The lifting regulating mechanism can carry out lift adjustment to piano main body, and realize that the coarse adjustment of piano main body is flat；
The Floatable supporting mechanism can be realized the floating support to piano main body, to make piano in certain floating zone
Micro-positioning regulators are carried out to piano on direction in space according to the horizontal bubble instrument in the state of interior floating；And the floating branch
It is additionally provided with the locking member locked to it on support mechanism, is locked to be realized after micro-positioning regulators to it.
Further, preferably, the Floatable supporting mechanism includes floating disc, upper floating post, air spring and lower floating
Column, wherein be fixed in the bottom corner of backing plate at the top of the floating disc, the lower end of the floating disc extends downward with
Floating post, coaxially fixation is set in the upper floating post in the center spring hole of the air spring, the lower end of the air spring
It extends downwardly and is fixedly installed lower floating post, the lower floating post is coaxially set in the top plate at the top of the lifting regulating mechanism
In floating hole.
Further, preferably, the cross-sectional area of the air spring is less than the cross-sectional area of the floating disc, to lead to
The floating support for crossing the air spring is come so that the piano main body is floated in certain fluctuation area.
Further, preferably, the locking member is fixed on the top plate of the lifting regulating mechanism, to be adjusted to floating
Locking is fixed in the upper floating post after section.
Further, preferably, the lifting regulating mechanism includes big piston, piston seat and operating mechanism, wherein described
It is provided with vertical plunger shaft in piston seat, is slidingly sealed in the plunger shaft and is provided with big piston, the bottom of the top plate is solid
It is scheduled on the top of the piston rod of the big piston upper end, the operation machine for carrying out inflation/deflation to it is additionally provided on the piston seat
Structure carries out the elevating movement of the top plate by the operating mechanism.
Further, preferably, the operating mechanism includes small piston and small piston seat, wherein small piston seat inner chamber
Body is provided with the small piston, and the piston rod of the small piston is connected with operated clamp, and the internal cavity of the small piston seat is logical
It crosses air supply pipe to be connected to the plunger shaft of the piston seat, gas supply check valve is provided on the air supply pipe, the small piston seat
It is also connected with air intake duct on internal cavity, breather cheek valve is provided on the air intake duct, is gone back in the plunger shaft of the piston seat
It is connected with bleeder pipe, is provided with vent valve on the bleeder pipe.
Further, preferably, the surface upper end of the piano main body is provided with key, the upper side of the key turns
Dynamic to be connected with cover board, the lower end of the piano main body is equipped with pedal, and the parallel beneath of the key is provided with backing plate, the pad
The upper end of plate offers sliding slot, and slide plate is provided with above the backing plate, and the slide plate is slidably connected with sliding slot, the slide plate
Upper end is connected with foot pad.
Further, preferably, the bottom of the piston seat is provided with antiskid plate.
Further, preferably, the vertical component of one end of the operated clamp is welded on the piston seat table of lifting device
Face side, the operated clamp other end are rotatably connected on the upper end of operated clamp vertical component.
Further, preferably, the locking member be locking pin or expansion locking capsule, wherein the locking pin or
Expansion locking capsule is installed in the upper end of top plate, and cooperates with the upper floating post.
Compared with prior art, the beneficial effects of the present invention are:
(1) present invention not only can be supported adjusting to piano by lifting, moreover, after preliminary lift adjustment, it can
So that piano carries out floating support, and make piano in the state of floating in certain fluctuation area according to the horizontal bubble
Instrument carries out micro-positioning regulators to piano on direction in space, in this way, only piano need to be under quick condition when adjusting, utilizes
Then horizontal bubble instrument manually adjusts entire position of the piano under quick condition, so that piano is in horizontality, it is then sharp
It is locked with locking member, it is convenient and simple, by way of floating, the convenience of piano adjusting can be improved, only need slightly
It is micro- to be firmly adjusted；
(2) present invention uses pedal pressure liftable, convenient and efficient, avoids and bends over and the mechanically elastic spiral shell of operated clamp
It is inconvenient to follow closely bring, go up and down it is light and slow qin body will not be affected, set up balancing device provided with raising backing plate and avoiding and bring
Piano main body increase, raise the slide plate for being also provided with accessory pedal above backing plate, solve the too high bring fiber crops of pedal
It is tired, it has installed non-slip mat on slide plate additional, has been conducive to foot pedal.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of piano support leveling device；
Fig. 2 is a kind of schematic diagram of internal structure of lifting device in piano support leveling device.
Fig. 3 is a kind of internal explosion structural schematic diagram of lifting device in piano support leveling device.
Specific embodiment
Please refer to Fig. 1~3, in the embodiment of the present invention, a kind of piano support leveling device is mounted on 1 bottom of piano main body
On four angles of the backing plate 2 of the bottom of portion's bracket, which is characterized in that it includes Floatable supporting mechanism and lifting regulating mechanism 3,
In, the top of the lifting regulating mechanism 3 is connected with the Floatable supporting mechanism, connects at the top of the Floatable supporting mechanism
It is connected to the backing plate 2；The front and side are provided with horizontal bubble instrument 21 on the piano ontology；
The lifting regulating mechanism 3 can carry out lift adjustment to piano main body, and realize that the coarse adjustment of piano main body is flat；
The Floatable supporting mechanism can be realized the floating support to piano main body 1, to make piano centainly float
Micro-positioning regulators are carried out to piano on direction in space according to the horizontal bubble instrument 21 in the state of floating in section；And it is described floating
It is additionally provided with the locking member locked to it on dynamic supporting mechanism, is locked to be realized after micro-positioning regulators to it.
In the present embodiment, the Floatable supporting mechanism includes floating disc 22, upper floating post 26, air spring 24 and floats downward
Dynamic column 25, wherein the top of the floating disc 22 is fixed in the bottom corner of backing plate 2, and the lower end of the floating disc 22 is to downward
It stretches and is provided with floating post 26, coaxially fixation is set in the upper floating post 26 in the center spring hole of the air spring 24, institute
The lower end for stating air spring, which extends downwardly, is fixedly installed lower floating post 25, and the lower floating post 25 is coaxially set in the lifting
In the floating hole 27 of the top plate 19 at 3 top of regulating mechanism.
As preferred embodiment, the cross-sectional area of the air spring is less than the cross-sectional area of the floating disc, so as to
By the floating support of the air spring come so that the piano main body is floated in certain fluctuation area.
Wherein, the locking member is fixed on the top plate 19 of the lifting regulating mechanism, so as to the institute after adjusting of floating
It states floating post 26 and locking is fixed.
In the present invention, the lifting regulating mechanism 3 includes big piston 18, piston seat 16 and operating mechanism, wherein described
It is provided with vertical plunger shaft in piston seat 16, is slidingly sealed in the plunger shaft and is provided with big piston 18, the bottom of the top plate
Portion is fixed on the top of the piston rod of 18 upper end of big piston, is additionally provided on the piston seat 16 and carries out inflation/deflation to it
Operating mechanism carries out the elevating movement of the top plate by the operating mechanism.
In addition, the operating mechanism includes small piston 12 and small piston seat, wherein small piston seat internal cavity is arranged
Small piston 12 is stated, the piston rod of the small piston is connected with operated clamp 10, and the internal cavity of the small piston seat passes through gas supply
Pipe 20 is connected to the plunger shaft of the piston seat 16, and gas supply check valve 14, the small piston seat are provided on the air supply pipe 20
Internal cavity on be also connected with air intake duct 13, breather cheek valve 15 is provided on the air intake duct 13, the piston seat 16
It is also connected with bleeder pipe in plunger shaft, vent valve 11 is provided on the bleeder pipe.
As preferred embodiment, the surface upper end of the piano main body 1 is provided with key 5, the top one of the key 5
Side is rotatably connected to cover board 4, and the lower end of the piano main body 1 is equipped with pedal 6, and the parallel beneath of the key 5 is provided with pad
Plate 2, the upper end of the backing plate 2 offer sliding slot 9, and the top of the backing plate 2 is provided with slide plate 7, and the slide plate 7 and sliding slot 9 are sliding
Dynamic connection, the upper end of the slide plate 7 is connected with foot pad 8.
Wherein, the bottom of the piston seat 16 is provided with antiskid plate 17.The vertical component of one end of the operated clamp 10
It is welded on the piston seating face side of lifting device 3, it is vertical that 10 other end of operated clamp is rotatably connected on operated clamp 10
Partial upper end.
In addition, in the present invention, the locking member is locking pin or expansion locking capsule, wherein the locking pin or
Expansion locking capsule is installed in the upper end of top plate, and cooperates with the upper floating post.
The working principle of the invention is: firstly, the height by adjusting lifting regulating mechanism 3 makes 1 parallel water of piano main body
Plane, adjustment mode is as follows, and each locking member is unclamped, so that piano main body is supported under quick condition, then, according to
The firm support situation of horizontal bubble instrument and piano, is adjusted lifting regulating mechanism, and specially operated clamp 10 is upward
It mentions, breather cheek valve 15 automatically opens, small piston air-breathing, and the handle of operated clamp 10 is gently stepped on foot, and exhaust check valve 14 is automatic
It opens, air-flow enters in the cylinder body outside big piston 18, and big piston 18 is moved up one jiao of piano main body 1 under the action of air pressure
Up-regulation, repetition gently step on, will continue to move up, and the debugging of the other three lifting regulating mechanism 3 is arrived suitable height by same mode, complete
At adjustment, if adjustment is too high, vent valve 11 is opened, and one jiao of piano main body 1 is slowly lowered, and when stopping closing vent valve
11 complete adjustment, later, according to horizontal bubble instrument, so that according to the water in the state that piano floats in certain fluctuation area
Flat bubble instrument 21 carries out micro-positioning regulators to piano on direction in space, is locked after adjusting using locking member, so as in fine motion
It realizes after adjusting and is locked to it, finally adjust the position of slide plate 7, make to be advisable when foot pedal 6 is comfortable, check foot pad 8
The height of anti-skidding degree and levelling device after passed examination, completes operation.
It is above-described, it is merely preferred embodiments of the present invention, but protection scope of the present invention is not limited to
This, anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention
And its inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of piano support leveling device is mounted on four angles of the backing plate (2) of the bottom of piano main body (1) bottom bracket
On, which is characterized in that it includes Floatable supporting mechanism and lifting regulating mechanism (3), wherein the lifting regulating mechanism (3)
Top is connected with the Floatable supporting mechanism, and the backing plate (2) are connected at the top of the Floatable supporting mechanism；The steel
The front and side are provided with horizontal bubble instrument (21) on qin ontology；
The lifting regulating mechanism (3) can carry out lift adjustment to piano main body, and realize that the coarse adjustment of piano main body is flat；
The Floatable supporting mechanism can be realized the floating support to piano main body (1), to make piano in certain floating zone
Micro-positioning regulators are carried out to piano on direction in space according to the horizontal bubble instrument (21) in the state of interior floating；And it is described floating
It is additionally provided with the locking member locked to it on dynamic supporting mechanism, is locked to be realized after micro-positioning regulators to it.
2. a kind of piano support leveling device according to claim 1, which is characterized in that the Floatable supporting mechanism includes
Floating disc (22), upper floating post (26), air spring (24) and lower floating post (25), wherein the top of the floating disc (22)
It is fixed in the bottom corner of backing plate (2), the lower end of the floating disc (22) extends downward with floating post (26), the sky
Coaxially fixation is set on the upper floating post (26) in the center spring hole of gas spring (24), and the lower end of the air spring is to downward
It stretches and is fixedly installed lower floating post (25), the lower floating post (25) is coaxially set at the top of the lifting regulating mechanism (3)
In the floating hole (27) of top plate (19).
3. a kind of piano support leveling device according to claim 2, which is characterized in that the cross section of the air spring
Product is less than the cross-sectional area of the floating disc, is come with will pass through the floating support of the air spring so that the piano main body exists
It floats in certain fluctuation area.
4. a kind of piano support leveling device according to claim 2, which is characterized in that the locking member is fixed on described
On the top plate (19) of lifting regulating mechanism, so that locking is fixed to the upper floating post (26) after adjusting of floating.
5. a kind of piano support leveling device according to claim 2, which is characterized in that the lifting regulating mechanism (3)
Including big piston (18), piston seat (16) and operating mechanism, wherein it is provided with vertical plunger shaft in the piston seat (16),
It is slidingly sealed and is provided with big piston (18) in the plunger shaft, the bottom of the top plate is fixed on big piston (18) upper end
The top of piston rod is additionally provided with the operating mechanism for carrying out inflation/deflation to it on the piston seat (16), passes through the operation machine
Structure carries out the elevating movement of the top plate.
6. a kind of piano support leveling device according to claim 2, which is characterized in that the operating mechanism includes small work
Fill in (12) and small piston seat, wherein small piston seat internal cavity is provided with the small piston (12), the piston rod of the small piston
It is connected with operated clamp (10), the internal cavity of the small piston seat passes through the piston of air supply pipe (20) and the piston seat (16)
Chamber is connected to, and gas supply check valve (14) is provided on the air supply pipe (20), is also connected on the internal cavity of the small piston seat
Air intake duct (13) is provided with breather cheek valve (15) on the air intake duct (13), also connects in the plunger shaft of the piston seat (16)
It is connected to bleeder pipe, vent valve (11) are provided on the bleeder pipe.
7. a kind of piano support leveling device according to claim 1, which is characterized in that the table of the piano main body (1)
Face upper end is provided with key (5), is rotatably connected to cover board (4) at the upper side of the key (5), the piano main body (1)
Lower end is equipped with pedal (6), and the parallel beneath of the key (5) is provided with backing plate (2), and the upper end of the backing plate (2) offers
Sliding slot (9) is provided with slide plate (7) above the backing plate (2), and the slide plate (7) is slidably connected with sliding slot (9), the slide plate
(7) upper end is connected with foot pad (8).
8. a kind of piano support leveling device according to claim 6, which is characterized in that the bottom of the piston seat (16)
It is provided with antiskid plate (17).
9. a kind of piano support leveling device according to claim 6, which is characterized in that the one of the operated clamp (10)
The vertical component at end is welded on the piston seating face side of lifting device (3), operated clamp (10) other end rotation connection
In the upper end of operated clamp (10) vertical component.
10. a kind of piano support leveling device according to claim 1, which is characterized in that the locking member is locking pin
Or expansion locking capsule, wherein the locking pin or expansion locking capsule are installed in the upper end of top plate, and with the upper floating
Column cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910291880.5A CN110111757A (en) | 2019-04-11 | 2019-04-11 | A kind of piano support leveling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910291880.5A CN110111757A (en) | 2019-04-11 | 2019-04-11 | A kind of piano support leveling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110111757A true CN110111757A (en) | 2019-08-09 |
Family
ID=67485393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910291880.5A Withdrawn CN110111757A (en) | 2019-04-11 | 2019-04-11 | A kind of piano support leveling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110111757A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653885A (en) * | 2021-08-12 | 2021-11-16 | 安徽新万方圆机械制造科技有限公司 | Double-mass vibration shakeout machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4216694A (en) * | 1978-09-19 | 1980-08-12 | Teledyne Industries, Inc. | Solenoid dashpot pedal actuator assemblies |
| JPH1152943A (en) * | 1997-07-29 | 1999-02-26 | Nippon Piano Service Kk | Fall preventive device for grand piano |
| CN201349769Y (en) * | 2009-02-09 | 2009-11-25 | 佛山市南海健迪家具有限公司 | Automatic core-movement leveling foot |
| CN205018530U (en) * | 2015-08-26 | 2016-02-10 | 顾佳恒 | Atmospheric pressure self -adaptation desk |
| CN105855547A (en) * | 2016-06-07 | 2016-08-17 | 青岛前哨精密机械有限责任公司 | Automatic micro-motion leveling system for 3D printer base plate |
| CN107668989A (en) * | 2017-11-14 | 2018-02-09 | 杨威 | A kind of redwood desk that can automatically adjust balance |
| CN208570077U (en) * | 2018-06-25 | 2019-03-01 | 门德尔松钢琴（江苏）有限公司 | A kind of upright piano of rectifiable level |
-
2019
- 2019-04-11 CN CN201910291880.5A patent/CN110111757A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4216694A (en) * | 1978-09-19 | 1980-08-12 | Teledyne Industries, Inc. | Solenoid dashpot pedal actuator assemblies |
| JPH1152943A (en) * | 1997-07-29 | 1999-02-26 | Nippon Piano Service Kk | Fall preventive device for grand piano |
| CN201349769Y (en) * | 2009-02-09 | 2009-11-25 | 佛山市南海健迪家具有限公司 | Automatic core-movement leveling foot |
| CN205018530U (en) * | 2015-08-26 | 2016-02-10 | 顾佳恒 | Atmospheric pressure self -adaptation desk |
| CN105855547A (en) * | 2016-06-07 | 2016-08-17 | 青岛前哨精密机械有限责任公司 | Automatic micro-motion leveling system for 3D printer base plate |
| CN107668989A (en) * | 2017-11-14 | 2018-02-09 | 杨威 | A kind of redwood desk that can automatically adjust balance |
| CN208570077U (en) * | 2018-06-25 | 2019-03-01 | 门德尔松钢琴（江苏）有限公司 | A kind of upright piano of rectifiable level |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113653885A (en) * | 2021-08-12 | 2021-11-16 | 安徽新万方圆机械制造科技有限公司 | Double-mass vibration shakeout machine |
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Application publication date: 20190809 |