CN211628660U - Combined reinforced cast iron skeleton for piano - Google Patents
Combined reinforced cast iron skeleton for piano Download PDFInfo
- Publication number
- CN211628660U CN211628660U CN202020130696.0U CN202020130696U CN211628660U CN 211628660 U CN211628660 U CN 211628660U CN 202020130696 U CN202020130696 U CN 202020130696U CN 211628660 U CN211628660 U CN 211628660U
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- CN
- China
- Prior art keywords
- support
- piano
- cast iron
- layer
- thickness
- 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.)
- Expired - Fee Related
Links
- 229910001018 Cast iron Inorganic materials 0.000 title claims abstract description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 239000003351 stiffener Substances 0.000 claims abstract description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 19
- 229910052751 metal Inorganic materials 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 16
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 13
- 238000005728 strengthening Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 description 17
- 230000003647 oxidation Effects 0.000 description 9
- 238000007254 oxidation reaction Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 6
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 5
- 235000011613 Pinus brutia Nutrition 0.000 description 5
- 241000018646 Pinus brutia Species 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000011435 rock Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 229910010293 ceramic material Inorganic materials 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical group [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a modular cast iron skeleton is reinforceed to piano belongs to piano skeleton field, which comprises a bracket, the equal fixed mounting in lower extreme both sides of support has the stiffener, the other end fixed mounting of stiffener is in the another side of support, the equal fixed mounting of surface of support has the enhancement layer, thickness is 2mm, the fixed surface of enhancement layer scribbles the antirust coat, the fixed surface of antirust coat scribbles the dampproof course, thickness is 2mm, the fixed surface of dampproof course installs the wearing layer, thickness is 2mm, the standing groove has evenly been seted up to the side of support, the screw thread through-hole has been seted up at the terminal surface middle part of standing groove, the internal thread of screw thread through-hole has connect the bolt. This cast iron skeleton is reinforceed to combination formula piano through the structural strength of enhancement layer multiplicable support, and the triangle stable structure who constitutes between rethread stiffener and the support can further increase the structural strength of support, avoids the support to warp when using, improves the result of use.
Description
Technical Field
The utility model relates to a piano skeleton field, more specifically say, relate to a modular cast iron skeleton is reinforceed to piano.
Background
The cast iron skeleton of the piano is a central frame of the piano and is also a resonance disc of the piano and is mainly made of cast iron.
Traditional piano cast iron skeleton texture is comparatively simple, only support piano part weight through the hardness of skeleton material itself, bear great pressure in the use and can make the skeleton warp, the result of use is relatively poor, and traditional piano cast iron skeleton is in the use, the skeleton can be by external environment oxidation corrosion, thereby the effect that leads to the skeleton receives the influence, long service life is lower, traditional piano cast iron skeleton when the installation, the pine can take place to take off for the bolt of installation, lead to the skeleton to take place to rock in the use, the connection effect is relatively poor.
SUMMERY OF THE UTILITY MODEL
Problem to exist among the prior art, an object of the utility model is to provide a modular cast iron skeleton is reinforceed to piano, structural strength through the multiplicable support of enhancement layer, the triangle stable structure who constitutes between rethread stiffener and the support can further increase the structural strength of support, avoid the support deformation when using, improve the result of use, can protect dampproof course and antirust coat through the wearing layer and can not worn and torn, rethread dampproof course and antirust coat can avoid the support to be corroded by outside annular oxidation, and the service life is prolonged, elasticity through the elastic metal piece can avoid the bolt to take place the pine to take place to take off in the connection, thereby can avoid the support to rock in the use, and the connection effect is improved.
In order to solve the above problems, the utility model adopts the following technical proposal.
A combined piano strengthening cast iron skeleton comprises a bracket, wherein reinforcing rods are fixedly arranged on two sides of the lower end of the bracket, the other ends of the reinforcing rods are fixedly arranged on the other side surface of the bracket, reinforcing layers are fixedly arranged on the outer surface of the bracket, the thickness of the reinforcing layers is 2mm, placing grooves are uniformly formed in the side surfaces of the bracket, threaded through holes are formed in the middle parts of the end surfaces of the placing grooves, elastic metal sheets are fixedly arranged on two sides of the end parts of the placing grooves, which are positioned on the threaded through holes, and are used for accommodating the end parts of bolts, so that the bolts are prevented from being loosened by external touch in use, the structural strength of the bracket can be increased through the reinforcing layers, the structural strength of the bracket can be further increased through a triangular stable structure formed between the reinforcing rods and the bracket, the deformation of the bracket in use is avoided, the use effect is improved, can avoid the support to be corroded by outside annular oxidation through dampproof course and antirust coat again, improve life, can avoid the bolt to take place to loosen and take off in the connection process through the elasticity of elastic metal piece to can avoid the support to rock in the use, improve the linkage effect.
Furthermore, the outer surface of the reinforcing layer is fixedly coated with an anti-rust layer, the thickness of the anti-rust layer is 2mm, and the anti-rust layer is a chromium-plated layer, so that the support can be prevented from being rusted by external annular oxidation, and the protection effect is improved.
Furthermore, the outer surface of the anti-rust layer is fixedly coated with a moisture-proof layer, the thickness of the moisture-proof layer is 2mm, the moisture-proof layer is made of epoxy resin materials, the support can be prevented from being oxidized and corroded by moisture in the outside air, and the protection effect is further improved.
Furthermore, the outer surface of the moisture-proof layer is fixedly provided with a wear-resistant layer, the thickness of the wear-resistant layer is 2mm, the wear-resistant layer is made of wear-resistant ceramic materials, the wear resistance of the support can be improved, and the anti-rust layer and the moisture-proof layer are prevented from being worn.
Furthermore, the internal threads of the threaded through holes are screwed with bolts.
Furthermore, the one end of bolt is located the inside of standing groove, through bolt and screw thread through-hole, can be in the same place support and piano body fixed mounting, and it is comparatively convenient to install.
Furthermore, one side of the elastic metal sheet is in contact connection with the side face of the end part of the bolt, and the bolt can be prevented from loosening in the connection process through the elastic force of the elastic metal sheet, so that the connection effect is improved.
Compared with the prior art, the utility model has the advantages of:
(1) this scheme passes through the structural strength of enhancement layer multiplicable support, the triangle stable structure who constitutes between rethread stiffener and the support can further increase the structural strength of support, avoid the support deformation when using, improve the result of use, can protect dampproof course and antirust coat can not worn and torn through the wearing layer, rethread dampproof course and antirust coat can avoid the support to be corroded by outside annular oxidation, and service life is prolonged, the elasticity through the elastic metal piece can avoid the bolt to take place the pine to take place to take off in the connection process, thereby can avoid the support to rock in the use, and the connection effect is improved.
(2) The outer surface of the reinforcing layer is fixedly coated with an anti-rust layer, the thickness of the anti-rust layer is 2mm, the anti-rust layer is a chromium coating, the support can be prevented from being rusted by external annular oxidation, and the protection effect is improved.
(3) The fixed dampproof course that scribbles of surface on antirust coat, thickness are 2mm, and the dampproof course is made for the epoxy material, can avoid the support to be corroded by the moisture oxidation in the outside air, further improves the protection effect.
(4) The fixed surface of dampproof course installs the wearing layer, and thickness is 2mm, and the wearing layer is made for wear-resisting ceramic material, and the wearability of multiplicable support avoids antirust coat and dampproof course to be worn and torn.
(5) The standing groove has evenly been seted up to the side of support for accommodate the tip of bolt, avoid when using, the bolt receives outside touching and the pine takes off.
(6) The threaded through hole is seted up at the terminal surface middle part of standing groove, and the inside screw thread of threaded through hole has connect the bolt soon, and the one end of bolt is located the inside of standing groove, through bolt and threaded through hole, can be in the same place support and piano body fixed mounting, and it is comparatively convenient to install.
(7) The equal fixed mounting in both sides that the tip of standing groove is located the screw thread through-hole has elastic metal piece, and one side contact of elastic metal piece is connected in the tip side of bolt, and elasticity through elastic metal piece can avoid the bolt pine to take off in connection process, improves the linkage effect.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view of a portion of the bracket of the present invention;
figure 3 is the utility model discloses a standing groove and screw thread through-hole structure cross-sectional view.
Fig. 4 is a cross-sectional view of the bracket of the present invention;
the reference numbers in the figures illustrate:
1 support, 11 standing grooves, 12 threaded through holes, 13 bolts, 14 elastic metal sheets, 2 reinforcing rods, 3 reinforcing layers, 4 antirust layers, 5 moisture-proof layers and 6 wear-resistant layers.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-4, a combined piano strengthening cast iron skeleton comprises a bracket 1, referring to fig. 1, fig. 2 and fig. 3, reinforcing rods 2 are fixedly installed on both sides of the lower end of the bracket 1, the other ends of the reinforcing rods 2 are fixedly installed on the other side surface of the bracket 1, a triangular stable structure can be formed by the reinforcing rods 2 and the bracket 1, so that the structural strength of the bracket 1 can be increased, the bracket 1 is prevented from deforming in the using process, reinforcing layers 3 are fixedly installed on the outer surface of the bracket 1, the thickness is 2mm, the reinforcing layers 3 are made of hard metal materials, the structural strength of the bracket 1 can be further improved, rust-proof layers 4 are fixedly coated on the outer surface of the reinforcing layers 3, the thickness is 2mm, the rust-proof layers 4 are chromium-plated layers, the bracket 1 can be prevented from being rusted by external annular oxidation, the protection effect is improved, moisture, the thickness is 2mm, the moisture-proof layer 5 is made of epoxy resin material, the support 1 can be prevented from being oxidized and corroded by moisture in the outside air, the protection effect is further improved, the wear-resistant layer 6 is fixedly arranged on the outer surface of the moisture-proof layer 5, the thickness is 2mm, the wear-resistant layer 6 is made of wear-resistant ceramic material, the wear resistance of the support 1 can be improved, the anti-rust layer 4 and the moisture-proof layer 5 are prevented from being worn, the side surface of the support 1 is uniformly provided with a placing groove 11 for accommodating the end part of a bolt 13, the bolt 13 is prevented from being loosened by external touch when in use, the middle part of the end surface of the placing groove 11 is provided with a threaded through hole 12, the internal thread of the threaded through hole 12 is screwed with the bolt 13, one end of the bolt 13 is positioned in the placing groove 11, the support 1 and the piano body can be fixedly installed together through the bolt 13 and the threaded through hole 12, the installation, one side of the elastic metal sheet 14 is connected to the side face of the end part of the bolt 13 in a contact manner, and the bolt 13 can be prevented from loosening in the connection process through the elastic force of the elastic metal sheet 14, so that the connection effect is improved.
When in installation, the support 1 is aligned with the installation part of the piano body, so that the thread through hole 12 on the support 1 is aligned with the thread groove on the piano body, then one end of the bolt 13 passes through the placing groove 11 and moves into the end part of the thread through hole 12, the bolt 13 is rotated, one end of the bolt 13 moves into the thread groove under the action of the thread through hole 12, the support 1 is fixed on the piano body, the bolt 13 is rotated, when the end side surface of the bolt 13 tightly extrudes the elastic metal sheet 14, the installation can be completed, the bolt 13 can be prevented from being loosened under the elastic action of the elastic metal sheet 14, so that the support 1 is prevented from shaking in the use process, the connection effect is improved, when in use, the structural strength of the support 1 can be greatly increased under the action of the reinforcing layer 3 and the reinforcing rod 2, the deformation of the support 1 in the use process is avoided, and the use effect is, can avoid dampproof course 5 and antirust coat 4 to be worn and torn through wearing layer 6, rethread dampproof course 5 and antirust coat 4 can separate support 1 with external environment, avoid support 1 to be corroded by external environment oxidation, improve life.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (7)
1. The utility model provides a modular cast iron skeleton is reinforceed to piano, includes support (1), its characterized in that: the equal fixed mounting in lower extreme both sides of support (1) has stiffener (2), the other end fixed mounting of stiffener (2) is in the another side of support (1), the equal fixed mounting in surface of support (1) has enhancement layer (3), and thickness is 2mm, standing groove (11) have evenly been seted up to the side of support (1), threaded through-hole (12) have been seted up at the terminal surface middle part of standing groove (11), the equal fixed mounting in both sides that the tip of standing groove (11) is located threaded through-hole (12) has elastic metal piece (14).
2. The combined piano strengthening cast iron skeleton of claim 1, wherein: and the outer surface of the reinforcing layer (3) is fixedly coated with an anti-rust layer (4), and the thickness of the anti-rust layer is 2 mm.
3. The combined piano strengthening cast iron skeleton of claim 2, wherein: and the outer surface of the anti-rust layer (4) is fixedly coated with a moisture-proof layer (5), and the thickness of the anti-rust layer is 2 mm.
4. The combined piano strengthening cast iron skeleton of claim 3, wherein: the outer surface fixed mounting of dampproof course (5) has wearing layer (6), and thickness is 2 mm.
5. The combined piano strengthening cast iron skeleton of claim 1, wherein: and a bolt (13) is screwed in the internal thread of the threaded through hole (12).
6. The combined piano strengthening cast iron skeleton of claim 5, wherein: one end of the bolt (13) is positioned inside the placing groove (11).
7. The combined piano strengthening cast iron skeleton of claim 1, wherein: one side of the elastic metal sheet (14) is in contact connection with the side surface of the end part of the bolt (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020130696.0U CN211628660U (en) | 2020-01-20 | 2020-01-20 | Combined reinforced cast iron skeleton for piano |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020130696.0U CN211628660U (en) | 2020-01-20 | 2020-01-20 | Combined reinforced cast iron skeleton for piano |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211628660U true CN211628660U (en) | 2020-10-02 |
Family
ID=72618054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020130696.0U Expired - Fee Related CN211628660U (en) | 2020-01-20 | 2020-01-20 | Combined reinforced cast iron skeleton for piano |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211628660U (en) |
-
2020
- 2020-01-20 CN CN202020130696.0U patent/CN211628660U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201002 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |