CN202939956U

CN202939956U - Wooden electronic drum based on double-trigger layout

Info

Publication number: CN202939956U
Application number: CN 201220645794
Authority: CN
Inventors: 陈兴国
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-11-30
Filing date: 2012-11-30
Publication date: 2013-05-15
Anticipated expiration: 2022-11-30

Abstract

The utility model relates to a wooden electronic drum based on a double-trigger layout. The wooden electronic drum comprises a drum barrel, upper and lower drum skins, and upper and lower pressure rings. The drum skins are breathable drum skins with holes and/or meshes, the drum barrel is wooden, a plurality of drum lugs are arranged on the outer wall of the drum barrel, the upper and lower pressure rings are connected with the drum lugs through screws to adjust the tension of the drum skins, inverted L-shaped support sheets are arranged in positions, corresponding to the drum lugs respectively, on the inner wall of the drum barrel, the inverted L-shaped support sheets and the drum lugs penetrate through the wall of the drum barrel to be fixedly connected, a circular metal plate is fixed on the inverted L-shaped support sheets through screws, and a piezoelectric ceramic sheet used for drum barrel sensing is positioned in the center of the circular metal plate. Both a drum skin trigger piece and a drum circle trigger piece in the utility model adopt a central layout, and the resonance effect of a wooden drum cavity can be avoided.

Description

The wooden drum bucket electronic drum of two triggering layouts

Technical field

The utility model relates to a kind of electronic drum, specifically a kind of two wooden drum bucket electronic drum that triggers layout.

Background technology

Traditional drum is the wood quality cavity, and this is organ for resonance, and electronic drum does not need this sympathetic response effect, and magnificent outward appearance can be made with baking finish process in the surface, wooden chamber of traditional drum, and this magnificent outward appearance is liked by consumers in general; So how, take full advantage of Traditional Wood chamber drum and make the triggering drum of electronic drum, should take full advantage of the magnificent outward appearance advantage of traditional drum, avoid again the sympathetic response effect in traditional drum wood chamber, allow simultaneously the electronic drum of making, trigger architecture is rationally distributed, and is durable, sensitivity is unified, is a great problem.

The existing bulging triggering layout in Traditional Wood chamber of utilizing, it is all the marginal portion that the trigger of drum head is arranged in drum head, rather than the middle part, the vibration signal that produces when the trigger of arranging is like this accepted to knock drum head, and unreasonable, what the power trigger was nearer knocks, the vibration signal that produces is strong, and in fact, the vibration signal that knocks bulging central authorities' generation is only the strongest, should send maximum sound, layout can not realize this rational effect at the edge of drum head; Existing employing Traditional Wood chamber drum triggers layout as the drum circle that electronic drum triggers drum simultaneously, is also the inner wall edge in drum chamber, the effect of untrue triggering occurs equally.

The utility model content

The purpose of this utility model is to provide a kind of two wooden drum bucket electronic drum that triggers layouts, and drum head triggers sheet and drum circle and triggers sheet and all adopt central layout, can avoid again the wooden drum chamber the sympathetic response effect.

For achieving the above object by the following technical solutions:

a kind of two wooden drum bucket electronic drum that triggers layout, comprise drum, on, lower drum head and upper, lower clamping ring, it is characterized in that: described drum head adopts the ventilative drum head of with holes and/or mesh, described drum is wooden drum, some bulging ears are set on the outer wall of described drum, on, lower clamping ring is connected to regulate the tension force of drum head by screw and drum ear, be provided with the inverted L shape support chip on the position of the corresponding drum of the inwall of described drum ear, the inverted L shape support chip passes the drum wall with the drum ear and is connected, there is a circular metal plate to be screwed on the inverted L shape support chip, the piezoelectric ceramic piece that is used for the drum sensing is placed by central authorities at circular metal plate.

Circular flexible foaming material is set below drum head on described, the arranged beneath diameter of flexible foaming material is slightly less than the sounding board of flexible foaming material, be pasted with the piezoelectric ceramic piece that triggers for drum head in the centre of sounding board, the sounding board below also is provided with damping sponge, the corresponding drum head of damping sponge triggers piezoelectric ceramic piece position has circular hole, and damping sponge is positioned at the top of circular metal plate.

Described sounding board is sheet metal or acrylic thin plate.

The piezoelectric ceramic piece that the utility model drum circle or drum trigger is arranged in the middle position in particular design wooden drum chamber, and this middle position utilizes the traditional drum fixedly existing position that is connected with drum chamber of the bulging ear of drum head, need not punch in addition on drum again, does not affect the appearance; Connect the drum chamber inwall of drum chamber according to the position, hole of designing in advance at the drum ear, the layout inverted L shape supports, the inwall surrounding arranges that altogether several inverted L shapes support, then a circular metal plate less than the drum chamber internal diameter being screwed in inverted L shape supports, the piezoelectric ceramic piece that is used for the drum circle sensing is placed by central authorities at this circular steel plate, when knocking any orientation of drum circle, the vibrations of this middle position are all very, thereby realize the rational deployment that drum circle triggers.

Description of drawings

Fig. 1 is structural representation of the present utility model.

Embodiment

as shown in Figure 1, a kind of two wooden drum bucket electronic drum that triggers layout, comprise drum 1, on, lower drum head 2 and upper, lower clamping ring 3, described drum head 2 adopts the ventilative drum head of with holes and/or mesh, described drum 1 is wooden drum, some bulging ears 11 are set on the outer wall of described drum 1, on, lower clamping ring 3 is connected to regulate the tension force of drum head by screw and drum ear 11, be provided with inverted L shape support chip 12 on the position of the corresponding drum of the inwall of described drum 1 ear 11, inverted L shape support chip 12 passes the drum wall with drum ear 11 and is connected, there is a circular metal plate 4 to be screwed on inverted L shape support chip 12, the piezoelectric ceramic piece 8 that is used for the drum sensing is placed by 4 central authorities at circular metal plate, circular flexible foaming material 5 is set below drum head 2 on described, the arranged beneath diameter of flexible foaming material 5 is slightly less than the sounding board 6 of flexible foaming material, described sounding board can adopt the thin plates such as sheet metal or acrylic thin plate, central authorities at sounding board 6 are pasted with the piezoelectric ceramic piece 8 that triggers for drum head, sounding board 6 belows also are provided with damping sponge 7, the corresponding drum head of damping sponge 7 triggers piezoelectric ceramic piece 8 positions have circular hole, and damping sponge 7 is positioned at the top of circular metal plate 4.

On the utility model, drum head adopts the drum head of porose or mesh, allow the air in the wooden drum chamber can free flow when knocking, avoid air sympathetic response in wooden chamber, it is about 20MM thickness particular density flexible foaming material below drum head, its diameter is slightly less than approximately 20MM of wooden drum chamber internal diameter, the material of this characteristic thickness can fully transmit and knock the vibrations of drum head, can utilize again self deformation to offer the space of a mechanical deformation of drum head, can eliminate the sympathetic response effect in wooden chamber simultaneously; The flexible foaming material underneath is that 0.8MM thickness sheet metal is as sounding board, this sheet metal diameter is slightly less than upper strata flexible foaming material, guarantee that sheet metal can not encounter the drum inwall when knocking free oscillation, again can not be too small, the sheet metal of crossing minor diameter affects the effect that the drum head edge knocks, bonding connecing for the piezoelectric ceramic piece that triggers below sheet metal, this bonding connecing must guarantee that between piezoelectric ceramic piece and sheet metal, connection is very tight, guarantees the vibrations good communication of vane and sheet metal; Damping sponge thickness is 25MM approximately, good deformation resilience power is arranged, when drum head is knocked in assurance, sheet metal can free mechanical shock, isolates again to produce vibrations when drum circle is knocked and pass on this circular metal plate, avoids false triggering, circular metal plate below this damping sponge, circular metal plate supports by inverted L shape, and the drum head of drum bottom is same adopts the drum head of ventilative good porose or mesh, and the bottom drum head can not adopt traditional mylar drum head or animal skins.

The utility model realizes that two the triggering simultaneously of wooden drum realization exists, and each triggers the layout type of process design, and the piezoelectric patches that drum head triggers is arranged in the drum head lower central, and the piezoelectric patches that drum circle or drum trigger is arranged in the sheet metal central authorities of connected wood drum chamber.

Claims

1. two wooden drum bucket electronic drum that triggers layouts, comprise drum, on, lower drum head and upper, lower clamping ring, it is characterized in that: described drum head adopts the ventilative drum head of with holes and/or mesh, described drum is wooden drum, some bulging ears are set on the outer wall of described drum, on, lower clamping ring is connected to regulate the tension force of drum head by screw and drum ear, be provided with the inverted L shape support chip on the position of the corresponding drum of the inwall of described drum ear, the inverted L shape support chip passes the drum wall with the drum ear and is connected, there is a circular metal plate to be screwed on the inverted L shape support chip, the piezoelectric ceramic piece that is used for the drum sensing is placed by central authorities at circular metal plate.

2. a kind of two wooden drum bucket electronic drums that trigger layouts as claimed in claim 1, it is characterized in that: circular flexible foaming material is set below drum head on described, the arranged beneath diameter of flexible foaming material is slightly less than the sounding board of flexible foaming material, be pasted with the piezoelectric ceramic piece that triggers for drum head in the centre of sounding board, the sounding board below also is provided with damping sponge, the corresponding drum head of damping sponge triggers piezoelectric ceramic piece position has circular hole, and damping sponge is positioned at the top of circular metal plate.

3. a kind of two wooden drum bucket electronic drums that trigger layouts as claimed in claim 2, it is characterized in that: described sounding board is sheet metal or acrylic thin plate.