CN111243557B - Drum head fixing structure and fixing method of jazz drum - Google Patents
Drum head fixing structure and fixing method of jazz drum Download PDFInfo
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- CN111243557B CN111243557B CN202010058370.6A CN202010058370A CN111243557B CN 111243557 B CN111243557 B CN 111243557B CN 202010058370 A CN202010058370 A CN 202010058370A CN 111243557 B CN111243557 B CN 111243557B
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Abstract
The invention relates to the field of instrument assembly, in particular to a drum head fixing structure of a jazz drum, wherein a plurality of connecting columns are arranged on a base body of the drum head fixing structure, a connecting cylinder is sleeved on the connecting columns, a connecting through hole on the drum head is sleeved on the connecting cylinder, the back surface of the drum head is adhered to a second end surface of a connecting ring through hot pressing, so that the drum head and a connecting part are adhered into an integrated structure, the connecting cylinder and the connecting columns are in surface contact, even if the drum head is frequently knocked or knocked under high force, the connecting cylinder and the connecting columns can ensure that the drum head is always in a tight state, a limiting part is abutted against the front surface of the drum head and is detachably connected with the connecting columns so as to prevent the connecting cylinder from being separated from the connecting columns, the fixing structure can prevent the drum head from loosening caused by sliding relative to the drum head, and reduce maintenance burden of players.
Description
Technical Field
The invention relates to the field of musical instrument assembly, in particular to a drum head fixing structure and a fixing method of a jazz drum.
Background
The Drum set, i.e. the jazz Drum, is a very important percussion instrument in the jazz band, and is generally composed of a foot Bass Drum (also called "bottom Drum"), a Tom Drum, two or more Tom drums (Tom-Tom Drum), one or two cymbals (Crash Cymbal), a rhythm Cymbal (Ride Cymbal), a pedal Hi-Hat and other parts.
Wherein, the bass drum, the military drum and the tom drum are all musical instrument drums, and a player needs to knock drum head to perform musical performance. The existing jazz drum head is generally circular, and the drum barrel is cylindrical. The drum head cover is arranged on the opening of the drum and is fixedly connected with the drum through a circular fixing ring, so that the drum head is in a tight state, and the fixing ring is generally fixed on the drum through a nut or a bolt and other fasteners. The jazz drum inevitably slides relative to the fixed ring after frequent knocking, so that the drum head cannot keep a tight state, and the original tone cannot be emitted when the jazz drum is knocked.
Therefore, the player needs to maintain the drum skin regularly, specifically: the fixing ring is loosened through the nuts or the bolts, the position of the drum skin is readjusted, and the fixing ring is pressed against the drum skin through the nuts or the bolts, so that the drum skin is ensured to be in a tensioning state again. However, multiple adjustments of the retaining ring may result in reduced stability of its connection to the drum (e.g., thread damage after multiple adjustments), resulting in more frequent adjustment and maintenance of the retaining ring and drum head.
Disclosure of Invention
In order to solve the above problems, the present invention provides a drum head fixing structure and a fixing method for a jazz drum, so as to solve the problem of insufficient connection stability of the existing fixing structure for the jazz drum head.
Based on the structure, the invention provides a drum head fixing structure of a jazz drum, which comprises a drum barrel, a drum head, a connecting part, a limiting part and a circular seat body fixedly connected to the drum barrel;
a plurality of connecting columns are circumferentially arranged on the base body;
the connecting component comprises a connecting ring and a hollow connecting cylinder, the connecting ring is fixedly connected to the end part of the connecting cylinder, the connecting cylinder is sleeved on the connecting column, the inner side wall of the connecting cylinder is attached to the outer side wall of the connecting column, and the first end face of the connecting ring is attached to the seat body;
the drum skin is circumferentially provided with a plurality of connecting through holes, the positions of the connecting through holes and the positions of the connecting columns are in one-to-one correspondence, the connecting through holes are sleeved on the connecting cylinder, and the back surface of the drum skin is adhered to the second end surface of the connecting ring through hot pressing;
the limiting component is detachably connected to the base body or the connecting column, and the limiting component is abutted to the front face of the drum skin.
Preferably, the limiting component comprises a first limiting ring and a second limiting ring;
the first limiting ring is located on the inner side of the connecting column, the second limiting ring is located on the outer side of the connecting column, and the first limiting ring and the second limiting ring are both abutted to the front face of the drum skin.
Preferably, the limiting component further comprises a nut;
the end of the connecting column is provided with external threads, the nut is movably matched and connected with the external threads, and the end face of the nut is connected with the first limiting ring and the second limiting ring.
Preferably, the limiting component further comprises a positioning bracket;
the two sides of the positioning support are respectively provided with a first positioning groove and a second positioning groove, the first limiting ring is detachably embedded in the first positioning grooves, and the second limiting ring is detachably embedded in the second positioning grooves.
Preferably, the connecting cylinder comprises a silica gel layer and a first polyester film layer which are sequentially arranged from inside to outside, the silica gel layer and the first polyester film layer are mutually adhered through hot pressing, the silica gel layer is attached to the outer side wall of the connecting column, and the connecting ring is connected to the first polyester film layer.
Preferably, a reinforcing ring is arranged on the back surface of the drum skin, the connecting through hole is positioned on the reinforcing ring, and the reinforcing ring is adhered to the second end surface of the connecting ring through hot pressing.
Preferably, the reinforcing ring is adhered to the drum skin through hot pressing, and the reinforcing ring comprises a metal net layer and a second polyester film layer which are mutually adhered, and the metal net layer is positioned between the drum skin and the second polyester film layer.
In order to solve the same technical problems, the invention also provides a drum head fixing method of the jazz drum, which comprises the following steps:
s1, forming a plurality of connecting through holes on the outer circumference of a drum skin;
s2, sleeving a cylindrical silica gel layer on a connecting column, and sleeving a cylindrical first polyester film layer on the silica gel layer; an arc-shaped hot pressing plate of a hot press is attached to the outer side wall of the first polyester film layer, and moves towards the radial inner side direction of the connecting column, so that the silica gel layer and the first polyester film layer are adhered to form by hot pressingForming a connecting cylinder, wherein the hot pressing temperature is 125-135 ℃ and the hot pressing pressure is 25-30 kg/cm 2 ；
S3, placing the drum leather on a seat body, and sleeving the connecting through holes on the connecting cylinder so as to enable the back surface of the drum leather to be attached to a connecting ring; the annular hot pressing plate of the hot press is attached to the front face of the drum skin, the connecting column penetrates through the central hole of the annular hot pressing plate, the annular hot pressing plate moves towards the base body, the drum skin and the connecting ring are adhered through hot pressing, the hot pressing temperature is 130-135 ℃, and the hot pressing pressure is 32-38 kg/cm 2 ；
And S4, connecting the limiting component on the connecting column so that the limiting component is abutted against the front surface of the drum skin.
Preferably, the step S1 further includes:
and (3) attaching the metal net layer of the reinforcing ring to the back surface of the drum skin, and carrying out hot-pressing adhesion on the reinforcing ring and the drum skin through a hot press.
Preferably, the step S4 further includes:
the first limiting ring and the second limiting ring are arranged on the front face of the drum leather, the first positioning groove is embedded with the first limiting ring, the second positioning groove is embedded with the second limiting ring, the nut is mounted to the external thread of the connecting column, and the nut is rotated to force the positioning support to compress the first limiting ring and the second limiting ring.
According to the drum head fixing structure of the jazz drum, the plurality of connecting columns are arranged on the base body, the connecting cylinders are sleeved on the connecting columns, the connecting through holes in the drum head are sleeved on the connecting cylinders, the back surface of the drum head is adhered to the second end surface of the connecting ring through hot pressing, so that the drum head and the connecting parts are adhered into an integrated structure, the connecting ring, the connecting cylinders and the drum head are made of polyester film materials, the drum head is fixedly connected to the connecting columns through the connecting ring and the connecting cylinders, and meanwhile, the connecting cylinders are in surface contact with the connecting columns, so that the drum head can be stably fixed on the base body (drum barrel) and the drum head is prevented from loosening caused by sliding relative to the drum barrel; the connecting cylinder is in surface contact with the connecting column, even if the drum leather is frequently knocked or knocked with great force, the connecting cylinder and the connecting column can also ensure that the drum leather is always in a tight state, and the limiting component is propped against the front surface of the drum leather and detachably connected with the connecting column so as to prevent the connecting cylinder from separating from the connecting column.
Drawings
Fig. 1 is a schematic overall structure of a drum head fixing structure of a jazz drum of an embodiment of the invention;
FIG. 2 is a schematic top view of a drum skin according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a positioning bracket of a drum head fixing structure of a jazz drum in accordance with an embodiment of the present invention;
fig. 4 is a schematic structural view of a connection member of the drum head fixing structure of the jazz drum of the embodiment of the invention;
fig. 5 is a schematic cross-sectional view of a reinforcement ring of a drum head fixing structure of a jazz drum in accordance with an embodiment of the invention.
Wherein, 1, drum skin; 11. a connecting through hole; 12. a reinforcing ring; 121. a metal mesh layer; 122. a second polyester film layer; 2. a connecting member; 21. a connecting ring; 211. a first end face; 212. a second end face; 22. a connecting cylinder; 221. a silica gel layer; 222. a first polyester film layer; 3. a limiting member; 31. a first stop collar; 32. a second limiting ring; 33. a nut; 34. a positioning bracket; 341. a first positioning groove; 342. a second positioning groove; 343. a mounting slot; 4. a base; 41. a connecting column; 411. and (5) external threads.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
Referring to fig. 1 to 5, there is schematically shown a drum head fixing structure of a jazz drum of the present invention. The jazz drum comprises a drum barrel and a drum head 1, wherein the drum barrel is in a cylindrical shape, and the drum head 1 is in a circular shape.
The fixed structure comprises a connecting part 2, a limiting part 3 and a seat body 4. The seat body 4 is annular, the seat body 4 is fixedly connected to the opening of the drum, a plurality of connecting columns 41 are circumferentially arranged on the seat body 4, the connecting columns 41 are perpendicular to the seat body 4, the connecting columns 41 are cylinders, and external threads 411 are arranged at the tail ends of the connecting columns 41.
The connection part 2 includes a connection ring 21 and a hollow connection cylinder 22, the connection ring 21 has a circular ring shape, and the connection ring 21 is fixedly connected to an end of the connection cylinder 22, which makes the cross sections of the connection ring 21 and the connection cylinder 22 have an L shape. The connecting cylinder 22 is sleeved on the connecting column 41, and the inner side wall of the connecting cylinder 22 is attached to the outer side wall of the connecting column 41, so that the connecting cylinder 22 cannot move relative to the connecting column 41 in the radial direction. The two end faces of the connection ring 21 are respectively denoted as a first end face 211 and a second end face 212, and the first end face 211 of the connection ring 21 is bonded to the end face of the housing 4.
The drum leather 1 is circumferentially provided with a plurality of connecting through holes 11, the connecting through holes 11 are positioned at the edge of the drum leather 1, the number of the connecting through holes 11 is consistent with that of the connecting columns 41, the positions of the connecting through holes 11 correspond to those of the connecting columns 41 one by one, the connecting through holes 11 are sleeved on the connecting cylinder 22, and of course, in order to sleeve the connecting through holes 11 on the connecting cylinder 22, the inner diameter of the connecting through holes 11 is slightly larger than the outer diameter of the connecting cylinder 22, and after the connecting through holes 11 are sleeved on the connecting cylinder 22, the back surface of the drum leather 1 is attached to the second end surface 212 of the connecting ring 21. Further, the back of the drum head 1 is adhered to the second end face 212 of the connecting ring 21 through the hot pressing treatment of the hot press, so that the drum head 1 and the connecting ring 21 are adhered into an integral structure, in this embodiment, the connecting ring 21, the connecting cylinder 22 and the drum head 1 are made of polyester film materials, the drum head 1 is fixedly connected to the connecting column 41 through the connecting ring 21 and the connecting cylinder 22, and meanwhile, the connecting cylinder 22 and the connecting column 41 are in surface contact, so that the drum head 1 can be ensured to be extremely stably fixed to the base 4 (drum barrel), and the drum head 1 is prevented from sliding relative to the drum barrel to cause the loosening of the drum head 1.
The limiting component 3 is detachably connected to the base 4 or the connecting column 41, and the limiting component 3 abuts against the front surface of the drum skin 1, so that the limiting component 3 can prevent the connecting through hole 11 (the connecting cylinder 22) from being separated from the connecting column 41.
The fixing structure can prevent the drum leather 1 from loosening caused by the sliding of the drum leather 1 relative to the drum, and reduces the maintenance burden of players; moreover, the fixing structure is not only suitable for newly produced drum skin 1, but also can realize the technical effects even if the drum skin 1 existing in the market is used as a raw material: namely, the connecting through holes 11 are formed on the existing drum skin 1, and the connecting part 2 and the drum skin 1 are adhered into a whole in a hot pressing mode, so that the drum skin 1 and the connecting column 41 are tightly connected.
Specifically, the limiting member 3 includes a first limiting ring 31 and a second limiting ring 32, the first limiting ring 31 and the second limiting ring 32 are both in a circular ring shape, and the outer diameter of the first limiting ring 31 is smaller than the inner diameter of the second limiting ring 32. The first spacing ring 31 is located the inboard of spliced pole 41, and the second spacing ring 32 is located the outside of spliced pole 41, and spliced pole 41 is located between first spacing ring 31 and the second spacing ring 32 promptly, and first spacing ring 31 and second spacing ring 32 all butt in the front of drum skin 1, and first spacing ring 31 and second spacing ring 32 are used for compressing tightly drum skin 1 on pedestal 4 to avoid drum skin 1 and adapting unit 2 to break away from spliced pole 41.
In order to further fix the first stop collar 31 and the second stop collar 32, the stop member 3 further comprises a nut 33 and a positioning bracket 34. As shown in fig. 3, the nut 33 is movably coupled to the external thread 411 of the connection post 41 in a matching manner, two sides of the positioning bracket 34 are respectively provided with a first positioning groove 341 and a second positioning groove 342, the first positioning ring 31 is detachably embedded in the first positioning groove 341, the second positioning ring 32 is detachably embedded in the second positioning groove 342, the first positioning groove 341 is used for limiting the degree of freedom of the first positioning ring 31, and the second positioning groove 342 is used for limiting the degree of freedom of the second positioning ring 32. The terminal surface butt in locating support 34 of nut 33, the nut 33 of rotating can compress tightly locating support 34, and then ensures that first spacing ring 31 and second spacing ring 32 closely butt in the front of drum skin 1, and first spacing ring 31 and second spacing ring 32 not only can prevent drum skin 1 and connecting component 2 from breaking away from spliced pole 41, can also ensure that go-between 21 and drum skin 1 stable adhesion.
The positioning bracket 34 is also provided with a mounting slot 343, the connecting column 41 is penetrated through the mounting slot 343, and after the nut 33 is mounted on the external thread 411 of the connecting column 41, the end surface of the nut 33 is abutted against the periphery of the mounting slot 343.
In order to improve the connection stability of the connecting cylinder 22 and the connecting column 41, the connecting cylinder 22 comprises a silica gel layer 221 and a first polyester film layer 222 which are sequentially arranged from inside to outside, as shown in fig. 4, of course, the silica gel layer 221 and the first polyester film layer 222 are cylindrical, the silica gel layer 221 and the first polyester film layer 222 are mutually adhered through hot pressing, so that the silica gel layer 221 and the first polyester film layer 222 are adhered to form an integral structure, the silica gel layer 221 is adhered to the outer side wall of the connecting column 41, the connecting ring 21 is connected to the first polyester film layer 222, and the silica gel layer 221 can ensure that the connecting cylinder 22 and the connecting column 41 are tightly connected.
In addition, the back of the drum skin 1 is provided with a reinforcing ring 12, the reinforcing ring 12 is annular, the connecting through hole 11 is positioned on the reinforcing ring 12, and the reinforcing ring 12 is adhered to the second end face 212 of the connecting ring 21 through hot pressing. The reinforcing ring 12 is adhered to the drum skin 1 by hot pressing, so that the reinforcing ring 12, the drum skin 1 and the connecting ring 21 are adhered into an integral structure, further, as shown in fig. 5, the reinforcing ring 12 comprises a metal mesh layer 121 and a second polyester film layer 122 which are adhered to each other, the metal mesh layer 121 is located between the drum skin 1 and the second polyester film layer 122, and the diameter of the metal wire in the metal mesh layer 121 is preferably 0.06mm. The reinforcing ring 12 is used for structurally reinforcing the edge of the drum skin 1, so that the drum skin 1 is prevented from being torn by the connecting through hole 11 after being knocked by a large force, and the metal mesh layer 121 is used as a supporting structure of the reinforcing ring 12 to strengthen the tear resistance of the reinforcing ring 12.
In order to solve the same technical problems, the invention also discloses a method for fixing the drum head 1 of the jazz drum, which comprises the following steps:
step S1, a plurality of connecting through holes 11 are formed on the outer circumference of the drum skin 1, and the inner diameter of each connecting through hole 11 is required to be larger than the outer diameter of each connecting column 41; and then the metal net layer 121 of the reinforcing ring 12 is attached to the back of the drum leather 1, the reinforcing ring 12 is positioned at the edge of the drum leather 1, the reinforcing ring 12 and the drum leather 1 are bonded through hot pressing by a hot press, the metal net layer 121 is positioned between the drum leather 1 and the second polyester film layer 122, the diameter of metal wires in the metal net layer 121 is preferably 0.06mm, the reinforcing ring 12 and the drum leather 1 are bonded through hot pressing to form an integral structure, the structural performance of the edge of the drum leather 1 is enhanced, and especially the tear resistance of the edge of the drum leather 1 is improved.
Step S2, sleeving the cylindrical silica gel layer 221 on the connectionOn the column 41, a cylindrical first mylar layer 222 is then sleeved on the silicone layer 221. The hot press is provided with an arc-shaped hot pressing plate, the cross section of the hot pressing surface of the arc-shaped hot pressing plate is arc-shaped, the hot pressing surface is used for contacting a workpiece to be hot pressed, further, the hot pressing surface of the arc-shaped hot pressing plate of the hot press is attached to the outer side wall of the first polyester film layer 222, the arc-shaped hot pressing plate moves towards the radial inner side direction of the connecting column 41 and simultaneously transfers heat to the first polyester film layer 222, so that the silica gel layer 221 and the first polyester film layer 222 are adhered to form the connecting cylinder 22 through hot pressing, the hot pressing temperature is 125-135 ℃, the preferable 133 ℃, and the hot pressing pressure is 25-30 kg/cm 2 Preferably 28kg/cm 2 The method comprises the steps of carrying out a first treatment on the surface of the Of course, when the silicone layer 221 is heated, the silicone contacting the connection post 41 melts, and after the silicone layer 221 and the first mylar layer 222 cool, the silicone layer 221 and the connection post 41 are tightly adhered, i.e., the connection cylinder 22 and the connection post 41 are adhered.
Step S3, the drum skin 1 is placed on the base 4, that is, the back surface of the drum skin 1 is opposite to the end surface of the base 4, and the connecting through hole 11 is sleeved on the connecting cylinder 22, so that the back surface of the drum skin 1 is attached to the second end surface 212 of the connecting ring 21. The hot press is provided with an annular hot pressing plate which is in a circular shape, namely a hot pressing surface of the hot pressing plate is in a circular shape and is used for contacting a workpiece to be hot pressed; the annular hot pressing plate of the hot press is attached to the front surface of the drum skin 1, the connecting column 41 penetrates through the central hole of the annular hot pressing plate, the annular hot pressing plate moves towards the base body 4 and simultaneously transfers heat to the drum skin 1, so that the drum skin 1 and the connecting ring 21 are adhered by hot pressing, the hot pressing temperature is 130-135 ℃, the temperature is preferably 131 ℃, and the hot pressing pressure is 32-38 kg/cm 2 Preferably 36kg/cm 2 The method comprises the steps of carrying out a first treatment on the surface of the Wherein, directly carrying out the hot pressing treatment to the drum skin 1 and the connecting ring 21 on the seat body 4 has the following beneficial effects: when in hot pressing, a part of material is in a molten state on the first end surface 211 of the connecting ring 21, the material in the molten state is in contact with the end surface of the base body 4, after the connecting ring 21 and the drum skin 1 are cooled, the connecting ring 21 is adhered to the base body 4, and the connection tightness and the connection stability of the connecting ring 21 and the base body 4 are enhanced. The reinforcing ring 12 is used for structurally reinforcing the edge of the drum skin 1, avoiding the tearing of the connecting through hole 11 after the drum skin 1 is knocked by a large force, and preventing the tearing of goldThe mesh layer 121 serves as a support structure for the reinforcing ring 12 to strengthen the tear resistance of the reinforcing ring 12.
In this embodiment, the connection ring 21, the connection barrel 22 and the drum head 1 are made of polyester film, the drum head 1 is fixedly connected to the connection post 41 through the connection ring 21 and the connection barrel 22, and meanwhile, the connection barrel 22 and the connection post 41 are in surface contact, which ensures that the drum head 1 can be stably fixed to the base 4 (drum), and prevents the drum head 1 from loosening due to sliding of the drum head 1 relative to the drum.
Step S4, the limiting member 3 is connected to the connecting post 41, so that the limiting member 3 abuts against the front surface of the drum skin 1. Specifically, the first limiting ring 31 and the second limiting ring 32 are arranged on the front surface of the drum skin 1, the first positioning groove 341 and the first limiting ring 31 are embedded, the second positioning groove 342 and the second limiting ring 32 are embedded, the nut 33 is mounted on the external thread 411 of the connecting column 41, the nut 33 is rotated to force the positioning support 34 to press the first limiting ring 31 and the second limiting ring 32, the first limiting ring 31 and the second limiting ring 32 are tightly abutted on the front surface of the drum skin 1, the first limiting ring 31 and the second limiting ring 32 not only can prevent the drum skin 1 and the connecting component 2 from being separated from the connecting column 41, but also can ensure that the connecting ring 21 and the drum skin 1 are stably adhered.
The fixing structure can prevent the drum leather 1 from loosening caused by the sliding of the drum leather 1 relative to the drum, and reduces the maintenance burden of players; moreover, the fixing structure is not only suitable for newly produced drum skin 1, but also can realize the technical effects even if the drum skin 1 existing in the market is used as a raw material: namely, the connecting through holes 11 are formed on the existing drum skin 1, and the connecting part 2 and the drum skin 1 are adhered into a whole in a hot pressing mode, so that the drum skin 1 and the connecting column 41 are tightly connected.
To verify the connection stability of the fixing structure of the drum head 1 of the jazz drum, a test was performed using a drum head 1 of a certain model of the REMO brand of the element (the size of the drum head 1 is 14 inches), and a comparative analysis was performed by adding the existing fixing structure of the drum head 1. The tested knocking position is located at the center of the drum skin 1, the knocking force is set to be 15 newton (in order to reduce the knocking times, the knocking force is far greater than the manual actual knocking force), the drum skin 1 slides 3mm relative to the annular fixed structure of the drum skin to be a relaxation critical point, when the tested drum skin 1 reaches the relaxation critical point, the knocking test is stopped, and the test result is shown in the following table:
| test subjects | Number of taps |
| The drum head 1 fixing structure I of the jazz drum | 1604 |
| The drum head 1 fixing structure II of the jazz drum | 1593 |
| The drum head 1 fixing structure III of the jazz drum | 1834 |
| Drum head 1 fixing structure I of existing jazz drum | 733 |
| Drum head 1 fixing structure II of existing jazz drum | 840 |
| Drum head 1 fixing structure III of existing jazz drum | 745 |
Therefore, the connection stability of the drum head 1 fixing structure of the jazz drum is far higher than that of the existing drum head 1 fixing structure, the connection stability of the drum head 1 and a drum barrel is effectively improved, and the maintenance burden of a player or a musical instrument maintainer is reduced.
In summary, in the drum head fixing structure of the jazz drum according to the present invention, the base 4 is provided with the plurality of connecting posts 41, the connecting tube 22 is sleeved on the connecting posts 41, the connecting through hole 11 on the drum head 1 is sleeved on the connecting tube 22, and the back surface of the drum head 1 is adhered to the second end surface 212 of the connecting ring 21 by hot pressing, so that the drum head 1 and the connecting member 2 are adhered to form an integral structure, the connecting tube 22 and the connecting posts 41 are in surface contact, even if the drum head 1 is frequently knocked or knocked with a large force, the connecting tube 22 and the connecting posts 41 can ensure that the drum head 1 is always in a tight state, the limiting member 3 is abutted against the front surface of the drum head 1 and detachably connected to the connecting posts 41, so as to prevent the connecting tube 22 from being separated from the connecting posts 41, the fixing structure can prevent the drum head 1 from sliding relative to the drum, so as to cause the loosening of the drum head 1, and reduce the maintenance burden of a player.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present invention, and these modifications and substitutions should also be considered as being within the scope of the present invention.
Claims (9)
1. A drum head fixing method of a jazz drum, comprising the steps of:
step S1, a plurality of connecting through holes (11) are formed in the outer circumference of a drum skin (1);
step S2, sleeving a cylindrical silica gel layer (221) on the connecting column (41), and sleeving a cylindrical first polyester film layer (222) on the silica gel layer (221); attaching an arc-shaped hot pressing plate of a hot press to the outer side wall of the first polyester film layer (222), wherein the arc-shaped hot pressing plate moves towards the radial inner side direction of the connecting column (41) so as to adhere the silica gel layer (221) and the first polyester film layer (222) to form a connecting cylinder (22) through hot pressing, the hot pressing temperature is 125-135 ℃, and the hot pressing pressure is 25-30 kg/cm;
step S3, placing the drum skin (1) on a seat body (4), and sleeving the connecting through hole (11) on the connecting cylinder (22) so as to enable the back surface of the drum skin (1) to be attached to the connecting ring (21); the annular hot pressing plate of the hot press is attached to the front face of the drum skin (1), the connecting column (41) penetrates through the central hole of the annular hot pressing plate, the annular hot pressing plate moves towards the seat body (4) to adhere the drum skin (1) to the connecting ring (21) through hot pressing, the hot pressing temperature is 130-135 ℃, and the hot pressing pressure is 32-38 kg/cm;
s4, connecting a limiting component (3) on the connecting column (41) so that the limiting component (3) is abutted against the front surface of the drum skin (1);
the drum head fixing structure used in the drum head fixing method of the jazz drum comprises a drum barrel, a drum head (1), a connecting part (2), a limiting part (3) and a circular seat body (4) fixedly connected to the drum barrel;
a plurality of connecting columns (41) are circumferentially arranged on the base body (4);
the connecting component (2) comprises a connecting ring (21) and a hollow connecting cylinder (22), the connecting ring (21) is fixedly connected to the end part of the connecting cylinder (22), the connecting cylinder (22) is sleeved on the connecting column (41), the inner side wall of the connecting cylinder (22) is attached to the outer side wall of the connecting column (41), and the first end face (211) of the connecting ring (21) is attached to the seat body (4);
a plurality of connecting through holes (11) are circumferentially arranged on the drum skin (1), the positions of the connecting through holes (11) and the positions of the connecting columns (41) are in one-to-one correspondence, the connecting through holes (11) are sleeved on the connecting cylinder (22), and the back surface of the drum skin (1) is adhered to the second end surface (212) of the connecting ring (21) through hot pressing;
the limiting component (3) is detachably connected to the base body (4) or the connecting column (41), and the limiting component (3) is abutted to the front face of the drum skin (1).
2. The drum head fixing method of a jazz drum according to claim 1, characterized in that the limit part (3) comprises a first limit ring (31) and a second limit ring (32);
the first limiting ring (31) is located on the inner side of the connecting column (41), the second limiting ring (32) is located on the outer side of the connecting column (41), and the first limiting ring (31) and the second limiting ring (32) are both abutted to the front face of the drum skin (1).
3. A drum head fixing method of a jazz drum according to claim 2, characterized in that the limit part (3) further comprises a nut (33);
the tail end of the connecting column (41) is provided with an external thread (411), the nut (33) is movably matched and connected with the external thread (411), and the end face of the nut (33) is connected with the first limiting ring (31) and the second limiting ring (32).
4. The drum head fixing method of jazz drums according to claim 2, characterized in that the limit element (3) further comprises a positioning bracket (34);
the two sides of the positioning support (34) are respectively provided with a first positioning groove (341) and a second positioning groove (342), the first limiting ring (31) is detachably embedded in the first positioning groove (341), and the second limiting ring (32) is detachably embedded in the second positioning groove (342).
5. The drum head fixing method of the jazz drum according to claim 1, wherein the connecting cylinder (22) comprises a silica gel layer (221) and a first polyester film layer (222) which are sequentially arranged from inside to outside, the silica gel layer (221) and the first polyester film layer (222) are mutually adhered through hot pressing, the silica gel layer (221) is attached to the outer side wall of the connecting column (41), and the connecting ring (21) is connected with the first polyester film layer (222).
6. The drum head fixing method of the jazz drum according to claim 1, characterized in that the back of the drum head (1) is provided with a reinforcing ring (12), the connecting through hole (11) is positioned on the reinforcing ring (12), and the reinforcing ring (12) is adhered to the second end face (212) of the connecting ring (21) by hot pressing.
7. The drum head fixing method of the jazz drum according to claim 6, characterized in that the reinforcing ring (12) is adhered to the drum head (1) by hot pressing, the reinforcing ring (12) comprises a metal mesh layer (121) and a second polyester film layer (122) which are adhered to each other, and the metal mesh layer (121) is positioned between the drum head (1) and the second polyester film layer (122).
8. The drum head fixing method of jazz drum according to claim 1, wherein said step S1 further comprises:
and (3) attaching a metal net layer (121) of the reinforcing ring (12) to the back surface of the drum skin (1), and performing hot press adhesion on the reinforcing ring (12) and the drum skin (1) through a hot press.
9. The drum head fixing method of jazz drum according to claim 1, wherein said step S4 further comprises:
the first limiting ring (31) and the second limiting ring (32) are arranged on the front face of the drum leather (1), the first positioning groove (341) is embedded with the first limiting ring (31), the second positioning groove (342) is embedded with the second limiting ring (32), the nut (33) is mounted to the external thread (411) of the connecting column (41), and the nut (33) is rotated to force the positioning support (34) to compress the first limiting ring (31) and the second limiting ring (32).
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| CN202010058370.6A CN111243557B (en) | 2020-01-19 | 2020-01-19 | Drum head fixing structure and fixing method of jazz drum |
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| CN111243557B true CN111243557B (en) | 2023-07-25 |
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| JPH05307383A (en) * | 1992-03-03 | 1993-11-19 | Yamaha Corp | Drum |
| JP2017173723A (en) * | 2016-03-25 | 2017-09-28 | ヤマハ株式会社 | Drum head and drum |
| JP2018155971A (en) * | 2017-03-17 | 2018-10-04 | ヤマハ株式会社 | Drum head fixing device, shell and hoop |
| CN208985662U (en) * | 2018-08-28 | 2019-06-14 | 天津市蓉宝金属制品有限公司 | A kind of good happy drum pressing ring of using effect |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201111294Y (en) * | 2007-11-28 | 2008-09-03 | 元圣发企业有限公司 | Drum |
| CN204966032U (en) * | 2015-09-15 | 2016-01-13 | 程婷 | Percussion instrument drum |
| CN109074790B (en) * | 2016-01-21 | 2023-11-28 | Bd表演艺术 | Snare drum with improved release mechanism |
| US10679591B2 (en) * | 2016-12-21 | 2020-06-09 | Gewa Music Gmbh | Trigger tray for percussion instrument |
| CN206388495U (en) * | 2017-01-12 | 2017-08-08 | 浙江广承实业有限公司 | A kind of frame drum drum head connection component |
| CN206639574U (en) * | 2017-04-24 | 2017-11-14 | 福建省南安市同盛体育器材有限公司 | A kind of trim ring for being used to fix drum head |
| CN208673710U (en) * | 2018-08-14 | 2019-03-29 | 姚岚 | A kind of frame drum facilitating installation |
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2020
- 2020-01-19 CN CN202010058370.6A patent/CN111243557B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05307383A (en) * | 1992-03-03 | 1993-11-19 | Yamaha Corp | Drum |
| JP2017173723A (en) * | 2016-03-25 | 2017-09-28 | ヤマハ株式会社 | Drum head and drum |
| JP2018155971A (en) * | 2017-03-17 | 2018-10-04 | ヤマハ株式会社 | Drum head fixing device, shell and hoop |
| CN208985662U (en) * | 2018-08-28 | 2019-06-14 | 天津市蓉宝金属制品有限公司 | A kind of good happy drum pressing ring of using effect |
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| CN111243557A (en) | 2020-06-05 |
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