CN208163496U - A kind of piano tuning wrench - Google Patents
A kind of piano tuning wrench Download PDFInfo
- Publication number
- CN208163496U CN208163496U CN201820714138.1U CN201820714138U CN208163496U CN 208163496 U CN208163496 U CN 208163496U CN 201820714138 U CN201820714138 U CN 201820714138U CN 208163496 U CN208163496 U CN 208163496U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- sliding sleeve
- installation set
- sliding
- slide bar
- 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
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model belongs to piano tuning technical field of tools,Specially a kind of piano tuning wrench,Including sliding sleeve,Sliding is inserted with slide bar in the sliding sleeve,One end that the slide bar is located in sliding sleeve is fixedly connected with installation set,Sliding is inserted with the first spring in the installation set,The both ends of first spring are fixedly connected to sliding block,The sliding block is fixedly connected with buckle far from one end of the first spring,One end of the buckle sequentially passes through the inner wall of installation set and sliding sleeve and extends outwardly,Multiple card slots corresponding with buckle are equidistantly equipped on the sliding sleeve,The slide bar is fixedly connected with fixed block far from one end of installation set,The fixed block is equipped with mounting groove,Switch block is equipped in the mounting groove,The utility model passes through the setting of many places regulating mechanism,Device is set to carry out freely adjusting for angle and length,To make spanner be adjusted to state most smoothly,Improve the working efficiency of temperament.
Description
Technical field
The utility model belongs to piano tuning technical field of tools, specially a kind of piano tuning wrench.
Background technique
String is exactly tightened or is loosened by piano tuning, reaches certain pitch, i.e., with one group of a sound of small character, vibration
Dynamic frequency is debugged each sound of piano by the life rule method of twelve-tone equal temperament using 440Hz as standard, and piano tuning is one
More complex work, temperament teacher debug each mechanical part of piano normally not only by tone standard, keep each system extensive
It is multiple normal, allow the good performance performance of piano and music effect to be not fully exerted, temperament tool only has temperament spanner, and temperament is pulled
Hand is a kind of rotation tuning peg pin for piano, to adjust the size of string tension, the specific purpose tool that sound is raised and lowered.
But the angle and length of existing piano tuning wrench are substantially stationary, and the piano tuning of different model feature
When, optimal wrench head angle and length are not quite similar, and spanner is difficult to be adjusted to state smoothly, this also affects the work of temperament
Make efficiency.
Utility model content
The purpose of this utility model is to provide a kind of piano tuning wrenchs, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions：
A kind of piano tuning wrench, including sliding sleeve, the interior sliding of the sliding sleeve are inserted with slide bar, and the slide bar is located in sliding sleeve
One end be fixedly connected with installation set, sliding is inserted with the first spring in the installation set, and the both ends of first spring are solid
Surely it is connected with sliding block, the sliding block is fixedly connected with buckle far from one end of the first spring, and one end of the buckle sequentially passes through
The inner wall of installation set and sliding sleeve simultaneously extends outwardly, and multiple card slots corresponding with buckle, the slide bar are equidistantly equipped on the sliding sleeve
One end far from installation set is fixedly connected with fixed block, and the fixed block is equipped with mounting groove, is equipped with switch block in the mounting groove,
The switch block is rotatablely connected by the inner wall of screw rod and mounting groove, and the bottom of the switch block is fixedly connected with thread bush, the spiral shell
Line set internal screw thread is connected with wrench head, and the installation set is fixedly connected with handle far from one end of fixed block, and the handle is separate
One end of installation set is rotatably connected to bull stick by shaft, and the bull stick is fixedly connected with square far from one end of shaft, described
Retaining ring is fixedly connected on square.
Preferably, being equipped with second spring in the sliding sleeve, the both ends of the second spring are outer with installation set respectively
Wall is fixedly connected with the inner wall of sliding sleeve.
Preferably, being fixedly connected with vertical bar on inner wall of the sliding sleeve far from handle one end, rotated on the vertical bar
It is connected with pulley, the edge of the pulley is in contact with slide bar.
Preferably, fixing sleeve is connected to sheath on the outer wall of the handle.
Preferably, the slide bar is wood materials.
Preferably, being fixedly connected with knob on the screw rod.
Compared with prior art, the utility model has the beneficial effects that：When needing to adjust the length of spanner, a hand elder generation
Two buckles are pinched, then another hand pushes and pulls slide bar, to adjust the length of spanner, then unclamp buckle, retighten and slide
Bar, while pulley can reduce the frictional force between slide bar and sliding sleeve inner wall, second spring can play certain bullet to slide bar
Property support, when needing to adjust the angle of wrench head, then first Unscrew rotates switch block, adjusts the angle of switch block, then twists
Tight screw rod fixes wrench head, while the setting of retaining ring facilitates suspension device, and the utility model is set by many places regulating mechanism
It sets, device is allow to carry out freely adjusting for angle and length, so that spanner be made to be adjusted to state most smoothly, improve temperament
Working efficiency.
Detailed description of the invention
Fig. 1 is the positive structure diagram of the utility model；
Fig. 2 is the side structure schematic view of the utility model.
In figure：1- sliding sleeve, 2- slide bar, 3- installation set, the first spring of 4-, 5- sliding block, 6- buckle, 7- fixed block, 8- switch block,
9- screw rod, 10- thread bush, 11- wrench head, 12- handle, 13- shaft, 14- bull stick, 15- square, 16- retaining ring, the second bullet of 17-
Spring, 18- vertical bar, 19- pulley, 20- knob.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
The utility model provides a kind of technical solution referring to FIG. 1-2,：A kind of piano tuning wrench, including sliding sleeve 1 are sliding
Sliding is inserted with slide bar 2 in set 1, and for wrench head 11 to be arranged, one end that slide bar 2 is located in sliding sleeve 1 is fixedly connected with installation set
3, it is used to support slide bar 2, sliding is inserted with the first spring 4 in installation set 3, and certain resilient support, the first bullet are played to buckle 6
The both ends of spring 4 are fixedly connected to sliding block 5, prevent buckle 6 from falling off out of installation set 3, the one end of sliding block 5 far from the first spring 4
It is fixedly connected with buckle 6, is used for fixed slip bar 2, the one end for buckling 6 sequentially passes through the inner wall of installation set 3 and sliding sleeve 1 and to extension
It stretches, is equidistantly equipped on sliding sleeve 1 and is fixedly connected with fixation far from one end of installation set 3 with 6 corresponding multiple card slots of buckle, slide bar 2
Block 7, is used to support switch block 8, and fixed block 7 is equipped with mounting groove, is equipped with switch block 8 in mounting groove, is used to support thread bush 10, switch block
8 are rotatablely connected by the inner wall of screw rod 9 and mounting groove, and the bottom of switch block 8 is fixedly connected with thread bush 10, for wrench head to be arranged
11,10 internal screw thread of thread bush is connected with wrench head 11, is used for temperament, and installation set 3 is fixedly connected with handle far from one end of fixed block 7
Hand 12, is used for grip device, and the one end of handle 12 far from installation set 3 is rotatably connected to bull stick 14 by shaft 13, facilitates retaining ring
16 rotations, bull stick 14 are fixedly connected with square 15 far from one end of shaft 13, retaining ring 16 are fixedly connected on square 15, facilitate extension
If device；Further, be equipped with second spring 17 in sliding sleeve 1, the both ends of second spring 17 respectively with the outer wall and cunning of installation set 3
The inner wall of set 1 is fixedly connected, and certain resilient support is played to slide bar 2；Further, sliding sleeve 1 is far from 12 one end of handle
It is fixedly connected with vertical bar 18 on wall, pulley 19 is rotatably connected on vertical bar 18, the edge of pulley 19 is in contact with slide bar 2, reduces
Frictional force between 1 inner wall of slide bar 2 and sliding sleeve；Further, fixing sleeve is connected to sheath on the outer wall of handle 12, facilitates fixed
Hand 12；Further, slide bar 2 is wood materials, the weight of alleviator；Further, knob is fixedly connected on screw rod 9
20, conveniently turn screw rod 9.
Working principle：When needing to adjust the length of spanner, a hand first pinches two buckles 6, then another hand pushes away
Slide bar 2 is drawn, to adjust the length of spanner, buckle 6 is then unclamped, retightens slide bar 2, while pulley 19 can reduce slide bar
Frictional force between 2 and 1 inner wall of sliding sleeve, second spring 17 can play certain resilient support to slide bar 2, pull when needing to adjust
When the angle of subheader 11, then first Unscrew 9 rotates switch block 8, adjusts the angle of switch block 8, then tightens screw rod 9 and fix
Wrench head 11, while the setting of retaining ring 16 facilitates suspension device.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of piano tuning wrench, including sliding sleeve (1), it is characterised in that：Sliding is inserted with slide bar (2) in the sliding sleeve (1),
The slide bar (2) is located at one end in sliding sleeve (1) and is fixedly connected with installation set (3), and sliding is inserted with the in the installation set (3)
The both ends of one spring (4), first spring (4) are fixedly connected to sliding block (5), and the sliding block (5) is far from the first spring (4)
One end be fixedly connected with buckle (6), it is described buckle (6) one end sequentially pass through installation set (3) and sliding sleeve (1) inner wall and to
Outer extension is equidistantly equipped with multiple card slots corresponding with buckle (6) on the sliding sleeve (1), and the slide bar (2) is far from installation set (3)
One end be fixedly connected with fixed block (7), the fixed block (7) is equipped with mounting groove, be equipped with switch block (8) in the mounting groove,
The switch block (8) is rotatablely connected by the inner wall of screw rod (9) and mounting groove, and the bottom of the switch block (8) is fixedly connected with screw thread
It covers (10), thread bush (10) internal screw thread is connected with wrench head (11), the one end of the installation set (3) far from fixed block (7)
It is fixedly connected with handle (12), the one end of the handle (12) far from installation set (3) is rotatably connected to bull stick by shaft (13)
(14), the bull stick (14) is fixedly connected with square (15) far from the one end of shaft (13), is fixedly connected on the square (15)
There are retaining ring (16).
2. a kind of piano tuning wrench according to claim 1, it is characterised in that：The second bullet is equipped in the sliding sleeve (1)
The both ends of spring (17), the second spring (17) are fixedly connected with the inner wall of the outer wall of installation set (3) and sliding sleeve (1) respectively.
3. a kind of piano tuning wrench according to claim 1, it is characterised in that：The sliding sleeve (1) is far from handle (12)
It is fixedly connected on the inner wall of one end vertical bar (18), is rotatably connected to pulley (19) on the vertical bar (18), the pulley (19)
Edge be in contact with slide bar (2).
4. a kind of piano tuning wrench according to claim 1, it is characterised in that：It is fixed on the outer wall of the handle (12)
It is socketed with sheath.
5. a kind of piano tuning wrench according to claim 1, it is characterised in that：The slide bar (2) is wood materials.
6. a kind of piano tuning wrench according to claim 1, it is characterised in that：Knob is fixedly connected on the screw rod
(20)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820714138.1U CN208163496U (en) | 2018-05-15 | 2018-05-15 | A kind of piano tuning wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820714138.1U CN208163496U (en) | 2018-05-15 | 2018-05-15 | A kind of piano tuning wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208163496U true CN208163496U (en) | 2018-11-30 |
Family
ID=64366521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820714138.1U Expired - Fee Related CN208163496U (en) | 2018-05-15 | 2018-05-15 | A kind of piano tuning wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208163496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110682243A (en) * | 2019-10-12 | 2020-01-14 | 淮阴工学院 | Self-adaptive universal socket wrench |
-
2018
- 2018-05-15 CN CN201820714138.1U patent/CN208163496U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110682243A (en) * | 2019-10-12 | 2020-01-14 | 淮阴工学院 | Self-adaptive universal socket wrench |
| CN110682243B (en) * | 2019-10-12 | 2021-03-19 | 淮阴工学院 | Self-adaptive universal socket wrench |
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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: 20181130 Termination date: 20200515 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |