CN107657940B - Inner sand belt device for drum - Google Patents
Inner sand belt device for drum Download PDFInfo
- Publication number
- CN107657940B CN107657940B CN201610599938.9A CN201610599938A CN107657940B CN 107657940 B CN107657940 B CN 107657940B CN 201610599938 A CN201610599938 A CN 201610599938A CN 107657940 B CN107657940 B CN 107657940B
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- CN
- China
- Prior art keywords
- sand belt
- sliding block
- adjusting screw
- drum
- lifting adjusting
- 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.)
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Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10D—STRINGED MUSICAL INSTRUMENTS; WIND MUSICAL INSTRUMENTS; ACCORDIONS OR CONCERTINAS; PERCUSSION MUSICAL INSTRUMENTS; AEOLIAN HARPS; SINGING-FLAME MUSICAL INSTRUMENTS; MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
- G10D13/00—Percussion musical instruments; Details or accessories therefor
- G10D13/10—Details of, or accessories for, percussion musical instruments
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10D—STRINGED MUSICAL INSTRUMENTS; WIND MUSICAL INSTRUMENTS; ACCORDIONS OR CONCERTINAS; PERCUSSION MUSICAL INSTRUMENTS; AEOLIAN HARPS; SINGING-FLAME MUSICAL INSTRUMENTS; MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
- G10D13/00—Percussion musical instruments; Details or accessories therefor
- G10D13/01—General design of percussion musical instruments
- G10D13/02—Drums; Tambourines with drumheads
Abstract
The invention discloses an internal sand belt device for drums, which comprises a sand belt and two connecting seats, wherein each connecting seat comprises a fixed seat, a sliding block, a lifting adjusting screw rod, a sliding pin shaft, a horizontal sliding block and a sand belt tightness adjusting screw rod, the sliding block is arranged in the fixed seat in an up-down sliding manner, a chute is formed on the sliding block, the sliding pin shaft is arranged in the chute, the lifting adjusting screw rod is rotatably arranged in the fixed seat, one end of the lifting adjusting screw rod penetrates through a drum cavity, the other end of the lifting adjusting screw rod is connected with a threaded hole of the sliding pin shaft in a threaded manner, the horizontal sliding block is fixed with the sand belt, and the sand belt tightness adjusting screw rod penetrates through the horizontal sliding block and is in threaded connection with a threaded through hole of the sliding block. The inner sand belt device for the drum can realize tightness adjustment of the sand belt and can also realize distance adjustment between the sand belt and the drum surface. The device is easy to install and has low requirements on machining precision.
Description
Technical Field
The invention relates to the field of musical instruments, in particular to an inner sand belt device for a drum.
Background
The sand belt is usually adopted on the bass drum to change tone, and the sand belt is generally fixed on the drum surface directly, so that the sand belt is more attached to the drum surface, the installation requirement on the sand belt is higher, and meanwhile, higher machining precision is also required; in addition, when the effect of the sand belt is not expected to be produced, the sand belt can only be disassembled, the operation is complicated, and the use feeling of a user on the product is affected.
Disclosure of Invention
The invention aims to provide an inner sand belt device for a drum, which can adjust the distance between a sand belt and a drum surface and is easy to install.
In order to solve the technical problems, the sand belt device comprises a sand belt and two connecting seats respectively arranged at two ends of the sand belt, each connecting seat respectively comprises a fixed seat fixed at the inner side of a drum cavity, a sliding block, a lifting adjusting screw, a sliding pin shaft, a horizontal sliding block and a sand belt tightness adjusting screw, wherein the sliding block can be arranged in a sliding groove of the fixed seat in a vertically sliding manner, a chute is formed in the middle part of the sliding block in a penetrating manner, the sliding pin shaft is arranged in the chute in a matching manner, the sliding pin shaft can slide along the chute, a threaded hole is formed in the middle part of the sliding pin shaft in a penetrating manner in the radial direction, the lifting adjusting screw can be rotatably and horizontally arranged in the fixed seat, one end of the lifting adjusting screw penetrates through the drum cavity to the outside, the other end of the lifting adjusting screw is connected to the threaded hole of the sliding pin shaft in a threaded manner and penetrates through the sliding block to the inside the drum cavity, the upper part of the horizontal sliding block is fixedly connected with the end of the sand belt, the sand belt can rotate relative to the sand belt, a screw cap is formed in the middle part of the sand belt tightness adjusting screw in a penetrating manner, and the other end of the sand belt can rotate relative to the sliding block in a penetrating manner.
One end of the lifting adjusting screw rod, which is positioned outside the drum cavity, is also provided with a tetragonal body.
An annular groove is formed in the circumferential direction of the outer wall of the lifting adjusting screw, a round hole is formed in the position, corresponding to the annular groove, of the fixing seat, a ball is placed in the round hole, and the ball is embedded in the annular groove through a jackscrew installed in the round hole.
The horizontal sliding block is provided with a guide rod, and a guide groove matched with the guide rod is formed in the upper portion of the sliding block.
The beneficial effects of the invention are as follows: the inner sand belt device for the drum can realize tightness adjustment of the sand belt and can also realize distance adjustment between the sand belt and the drum surface. The device is easy to install and has low requirements on machining precision.
Drawings
FIG. 1 is a schematic view of the inner sand belt device for drum of the present invention in front elevation cutaway configuration;
FIG. 2 is a schematic top view of the inner sand belt device for the drum of the present invention;
fig. 3 is a schematic structural diagram of the K direction in fig. 1.
Detailed Description
The invention is described in further detail below with reference to the attached drawings and detailed description:
referring to fig. 1 to 3, the inner sand belt device for drum of the present invention comprises a sand belt 1 and two connecting seats separately arranged at two ends of the sand belt 1, namely, two ends of the sand belt 1 are respectively fixed on a drum cavity 2 through the connecting seats. Wherein the sand belt 1 is arranged close to the drum skin.
The two connecting seats are identical in structure and symmetrically arranged inside the drum cavity 2, and the structure of the two connecting seats is described in detail by taking one connecting seat as an example:
the connecting seat comprises a fixed seat 3 fixed at the inner side of the drum cavity 2, a sliding block 4, a lifting adjusting screw 5, a sliding pin 6, a horizontal sliding block 7 and a sand belt tightness adjusting screw 8.
The sliding block 4 can be installed in the sliding groove of the fixed seat 3 in a vertical sliding manner, a chute 41 is formed in the front-back penetrating mode of the middle of the sliding block 4, the sliding pin shaft 6 is installed in the chute 41 in a matched mode, the sliding pin shaft 6 can slide along the chute 41, a threaded hole is formed in the middle of the sliding pin shaft 6 in a radial penetrating mode, the lifting adjusting screw 5 can be horizontally installed in the fixed seat 3 in a rotating mode, one end of the lifting adjusting screw 5 penetrates through the drum cavity 2 to extend outwards, and the other end of the lifting adjusting screw is connected to the threaded hole of the sliding pin shaft 6 in a threaded mode and penetrates through the sliding block 4 to extend into the drum cavity 2. The sliding pin shaft 6 can be driven to move left and right along the lifting adjusting screw 5 by rotating the lifting adjusting screw 5, and meanwhile, the sliding pin shaft 6 also relatively slides along the chute 41 on the sliding block 4, so that the sliding block 4 finally moves up and down in the sliding groove of the fixed seat 3.
Preferably, the fixing seat 3 is fixedly connected inside the drum cavity 2 by two screws 11.
Preferably, the end of the lifting adjusting screw 5 located outside the drum cavity 2 is also formed with a tetragonal body. The square design facilitates the rotation of the lifting adjusting screw 5 by a wrench or a special tool.
Preferably, an annular groove is formed on the outer wall of the lifting adjusting screw 5 in the circumferential direction, a round hole is formed in the position, corresponding to the annular groove, of the fixing seat 3, a ball 9 is placed in the round hole, and the ball 9 is embedded in the annular groove through a jackscrew 10 installed in the round hole. The structure enables the lifting adjusting screw 5 to be rotatably and horizontally arranged in the fixing seat 3, and the balls 9 are beneficial to the rotation of the lifting adjusting screw 5 and limit the axial movement of the lifting adjusting screw 5.
The upper portion of the horizontal sliding block 7 is fixedly connected with the end part of the sand belt 1, the middle part of the horizontal sliding block 7 is penetrated and provided with a sand belt tightness adjusting screw rod 8 which can rotate relative to the horizontal sliding block, one end of the sand belt tightness adjusting screw rod 8 is provided with a screw cap, the other end of the sand belt tightness adjusting screw rod 8 penetrates through the horizontal sliding block 7 and is in threaded connection with a threaded through hole at the upper end of the sliding block 4, and the horizontal sliding block 7 can be driven to move left and right relative to the sliding block 4 through rotating the sand belt tightness adjusting screw rod 8 so as to realize tightness adjustment of the sand belt 1. The horizontal sliding block 7 is further provided with a guide rod, a guide groove matched with the guide rod is formed in the upper portion of the sliding block 4, the guide rod plays a role in guiding in the process that the horizontal sliding block 7 moves relative to the sliding block 4, meanwhile, the guide rod also strengthens the connection between the horizontal sliding block 7 and the sliding block 4, and plays a certain supporting role in the process that the sliding block 4 drives the horizontal sliding block 7 to move up and down.
Preferably, the end of the sand belt 1 is fixed to the upper end of the horizontal slider 7 by two fastening bolts 12.
Preferably, a spacer 13 is further provided between the screw cap of the sand belt tightness adjusting screw 8 and the side end of the horizontal slider 7 to avoid a large friction between the sand belt tightness adjusting screw 8 and the horizontal slider 7 when it rotates.
The inner sand belt device for the drum can realize tightness adjustment of the sand belt 1 and can also realize distance adjustment between the sand belt 1 and the drum surface. Rotating the sand belt tightness adjusting screw rod 8 to enable the horizontal sliding block 7 to move towards the sliding block 4, tensioning the sand belt 1, and reversely rotating the sand belt tightness adjusting screw rod 8 to enable the horizontal sliding block 7 to move away from the sliding block 4, wherein the sand belt 1 becomes loose under the restoring force of the sand belt 1; the rotary lifting adjusting screw 5 can drive the sliding pin shaft 6 to move left and right along the lifting adjusting screw 5, meanwhile, the sliding pin shaft 6 also relatively slides along the chute 41 on the sliding block 4, so that the sliding block 4 moves up and down in the sliding groove of the fixed seat 3, the sliding block 4 drives the horizontal sliding block 7 to move up and down, the sand belt 1 also moves up and down along with the horizontal sliding block 7, finally, the distance adjustment between the sand belt 1 and the drum surface is realized, the sand belt 1 can be contacted with the drum surface more closely, and the sand belt 1 can be separated from the drum surface.
In view of the foregoing, the present invention is not limited to the above-described embodiments, and those skilled in the art may devise other embodiments that fall within the spirit and scope of the invention.
Claims (4)
1. An interior sand belt device for drum, its characterized in that: the sand belt adjusting device comprises a sand belt (1) and two connecting seats respectively arranged at two ends of the sand belt (1), wherein each connecting seat comprises a fixed seat (3) fixed at the inner side of a drum cavity (2), a sliding block (4), a lifting adjusting screw (5), a sliding pin shaft (6), a horizontal sliding block (7) and a sand belt tightness adjusting screw (8), the sliding block (4) can be arranged in a sliding groove of the fixed seat (3) in a vertically sliding manner, a chute (41) is formed in the front and back of the middle part of the sliding block (4) in a penetrating manner, the sliding pin shaft (6) is arranged in the chute (41) in a matching manner, the sliding pin shaft (6) can slide along the chute (41), a threaded hole is formed in the middle part of the sliding pin shaft (6) in a penetrating manner in a radial direction, the lifting adjusting screw (5) can be rotatably and horizontally arranged in the fixed seat (3), one end of the lifting adjusting screw (5) penetrates through the drum cavity (2) to the outside, the other end of the lifting adjusting screw is in a threaded manner and is connected to the threaded hole of the sliding pin shaft (6) in a sliding groove and penetrates through the sliding block (4) to the inside the drum cavity (2), a chute (41) is formed in the middle part of the sand belt adjusting screw (7) in a horizontal direction, the end of the lifting adjusting screw (7) can be rotatably connected with the left end of the sand belt adjusting screw (8), the other end passes through the horizontal sliding block (7) and is in threaded connection with a threaded through hole at the upper end of the sliding block (4), and the horizontal sliding block (7) can be driven to move left and right relative to the sliding block (4) by rotating the sand belt tightness adjusting screw (8).
2. The drum inner sand belt device as claimed in claim 1, wherein: one end of the lifting adjusting screw rod (5) positioned outside the drum cavity (2) is also provided with a tetragonal body.
3. The drum inner sand belt device as claimed in claim 1, wherein: an annular groove is formed in the circumferential direction of the outer wall of the lifting adjusting screw (5), a round hole is formed in the position, corresponding to the annular groove, of the fixing seat (3), a ball (9) is placed in the round hole, and the ball (9) is embedded in the annular groove through a jackscrew (10) installed in the round hole.
4. A drum inner sand belt device as claimed in any one of claims 1-3, characterized in that: the horizontal sliding block (7) is provided with a guide rod, and a guide groove matched with the guide rod is formed in the upper portion of the sliding block (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610599938.9A CN107657940B (en) | 2016-07-23 | 2016-07-23 | Inner sand belt device for drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610599938.9A CN107657940B (en) | 2016-07-23 | 2016-07-23 | Inner sand belt device for drum |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107657940A CN107657940A (en) | 2018-02-02 |
| CN107657940B true CN107657940B (en) | 2023-08-04 |
Family
ID=61127399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610599938.9A Active CN107657940B (en) | 2016-07-23 | 2016-07-23 | Inner sand belt device for drum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107657940B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208954618U (en) * | 2018-08-28 | 2019-06-07 | 漳州汉旗乐器有限公司 | A kind of mute drum of bilayer having sand ribbon regulatory function |
| CN109300454A (en) * | 2018-12-02 | 2019-02-01 | 天津市津宝乐器有限公司 | Sand ribbon regulating mechanism |
| CN109346035B (en) * | 2018-12-02 | 2023-09-29 | 天津市津宝乐器有限公司 | Multi-gear sand belt adjusting mechanism |
| CN109346036B (en) * | 2018-12-02 | 2023-10-13 | 天津市津宝乐器有限公司 | Multifunctional sand belt quick adjusting mechanism |
| CN112082713A (en) * | 2020-08-20 | 2020-12-15 | 苏泽然 | Canned food leakproofness check out test set |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4869147A (en) * | 1988-04-05 | 1989-09-26 | Hoshino Gakki Co., Ltd. | Attachment of support leg for base drum |
| CN201051383Y (en) * | 2007-06-04 | 2008-04-23 | 天津市津宝乐器有限公司 | Dual sand bag advance military drum |
| CN201383318Y (en) * | 2009-04-14 | 2010-01-13 | 邢保嘉 | Drum sand belt tightening device |
| CN201549202U (en) * | 2009-09-25 | 2010-08-11 | 天津市津宝乐器有限公司 | Fine-adjusting type adjusting device for outer sand ribbon of military drum |
| CN201751938U (en) * | 2009-09-25 | 2011-02-23 | 天津市津宝乐器有限公司 | Multifunctional link adjusting device for outer sand strip of snare drum |
| CN102034463A (en) * | 2009-09-25 | 2011-04-27 | 天津市津宝乐器有限公司 | Connecting rod type adjusting seat of sand belt outside snare drum |
| CN105632470A (en) * | 2014-10-31 | 2016-06-01 | 天津市津宝乐器有限公司 | Military drum sand strip adjuster |
| CN205881440U (en) * | 2016-07-23 | 2017-01-11 | 天津市津宝乐器有限公司 | Drum is with interior sand strip device |
-
2016
- 2016-07-23 CN CN201610599938.9A patent/CN107657940B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4869147A (en) * | 1988-04-05 | 1989-09-26 | Hoshino Gakki Co., Ltd. | Attachment of support leg for base drum |
| CN201051383Y (en) * | 2007-06-04 | 2008-04-23 | 天津市津宝乐器有限公司 | Dual sand bag advance military drum |
| CN201383318Y (en) * | 2009-04-14 | 2010-01-13 | 邢保嘉 | Drum sand belt tightening device |
| CN201549202U (en) * | 2009-09-25 | 2010-08-11 | 天津市津宝乐器有限公司 | Fine-adjusting type adjusting device for outer sand ribbon of military drum |
| CN201751938U (en) * | 2009-09-25 | 2011-02-23 | 天津市津宝乐器有限公司 | Multifunctional link adjusting device for outer sand strip of snare drum |
| CN102034463A (en) * | 2009-09-25 | 2011-04-27 | 天津市津宝乐器有限公司 | Connecting rod type adjusting seat of sand belt outside snare drum |
| CN105632470A (en) * | 2014-10-31 | 2016-06-01 | 天津市津宝乐器有限公司 | Military drum sand strip adjuster |
| CN205881440U (en) * | 2016-07-23 | 2017-01-11 | 天津市津宝乐器有限公司 | Drum is with interior sand strip device |
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| Publication number | Publication date |
|---|---|
| CN107657940A (en) | 2018-02-02 |
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