CN2072261U

CN2072261U - Structure for jointing drum rim and drum leather rim

Info

Publication number: CN2072261U
Application number: CN 90217690
Authority: CN
Inventors: 王正雄
Original assignee: Individual
Current assignee: Individual
Priority date: 1990-08-10
Filing date: 1990-08-10
Publication date: 1991-02-27

Abstract

The utility model provides a drum rim and drum leather rim jointing structure. A rubber flexible positioning member is arranged between the drum rim and the drum leather rim in a stacked layer mode, so that the drum rim and the drum leather rim are clamped tightly in a space separating state to avoid the drum rim bumping with the drum leather rim. Thus, an indirect clamping and fixing structure is formed to make the drum leather firmly clamped and fixed, the vibrational frequency of the drum leather is kept free from interference, and the sounding of the drum leather is pure without metal bumping noise.

Description

Structure for jointing drum rim and drum leather rim

The utility model system is about the fixed structure of a kind of drum music device, more detailed it, system is about to have the align member of elastomeric flex, be stacked and placed on to make between bulging frame and the drum leather rim to be and separate in stable condition clamping, and can keep the vibration frequency of drum head generation interference-free, become pure drum frame of sounding and drum leather rim combined structure.

Drum music device system is connected with drum head respectively with the both end sides of body, produces the vibration frequency sounding for knocking.

General drum music device, system is provided with by periphery and is the drum frame cover unification drum leather rim that protrudes the fixed in shape seat, and place therebetween directly cramping to fix the drum head, be sleeved on the both end sides of body to rouse frame again, and to should body screw togather seat, and it is solid to pass the precession spiral shell with fixed bar, makes to be low tight this drum frame of roof pressure, and urges this drum leather rim and be lamination and push against this drum head.

Yet, because of drum frame fit drum leather rim cooperates (consulting Fig. 1), drum head is folded between bulging frame and the drum leather rim, for the surface that makes the fixing back of drum head cramping keeps smooth wrinkle resistant Zhe, the edge of drum head can only cover the end face of drum leather rim, make edge outside the drum leather rim and can not protrude, the edge area does not meet outside outer rim area and this drum leather rim in order to avoid cause; And the bottom side of this drum frame circle ring is all made bigger circle footpath, thinks and can overlap should edge outside the drum leather rim, and for keeping the location of this drum leather rim, the circle that all be somebody's turn to do the drum frame usually encircles reliably proper should edge state outside the drum leather rim.

Cause the circle of this drum frame to encircle edge outside this drum leather rim that directly reclines, solid when pass the precession spiral shell with fixed bar, make when being roof pressure and pushing against this drum frame and urge this drum leather rim, because of this drum frame and this drum leather rim are the metal rigid body, be fixed in roof pressure low tight after, the circle ring of this drum frame still keeps line outside this drum leather rim of closing, be the two metal rigid bodies state that directly reclines, when knocking this leather sounding, this drum head produces the high-frequency vibrations, the periphery system of this drum head is lamination with this set collar and compresses, Gu producing the high-frequency vibrations, this drum head must directly cause this more or less earthquake motion of drum frame, so the circle of this drum frame encircles edge outside this drum leather rim that directly reclines, and will cause to be the smooth generation noise of bumping of metal rigid body.

The holder of this drum frame for the seat system of screwing togather that cooperates this body is the protrusion shape, and makes the shape of this drum frame cause polygonal irregularly shaped of protrusion, and mismatches with this rounded body shape.

Follow after progress, society's today of ideal, drum music device is a kind of common performance instrument, it still has many disappearances in use, remains relevant dealer's improvement.

In view of this, the inventor is an experience of being engaged in Specialty Design with the manufacturing of musical instrument manufacturing and relevant equipment member for many years with it, goes through repeatedly improved test, and the generation of the utility model is arranged finally.

The fundamental purpose of the utility model, system provides a kind of bulging frame and drum leather rim combined structure, be stacked and placed between bulging frame and the drum leather rim with the align member with elastomeric flex, form and to push against fixing structure indirectly and be and separate in stable condition clamping drum head, it is pure and do not have a metal percussion noise to have a sounding.

The secondary objective of the utility model is that a kind of bulging frame and drum leather rim combined structure are provided, and cooperates the locating ring of drum frame to be circular row with holder and uniformly-spaced is provided with, and makes the neat closing of shape of the rounded cooperation body of bulging frame become concordant circle to keep attractive in appearance.

The utility model is according to a kind of bulging frame and drum leather rim combined structure, and its both end sides that mainly lies in a body is fit two drum frames respectively, and this two bottom side one locating surface that rouses frames then can be nested with a drum leather rim, and is lamination and compresses a drum head; In addition this drum frame periphery is provided with the holder that is protrusion, can supply the fixed bar of predetermined number to pass, and is fixed in this body periphery and locatees, and makes to be roof pressure and to push against this drum frame, and urges this drum leather rim and be lamination and push against this drum head.

The principal character of the utility model:

This two drums frame is extended with one of suitable circle footpath locating ring in downside, this locating surface is extended be the anchor ring in roomy circle footpath, and be circular row and be provided with the holder of the predetermined number that is spacedly distributed, and can be nested with this drum leather rim, and crack between the formation loop;

One location member, be located between the locating ring inner edge and this drum leather rim outer rim of this drum frame locating ring, one-body molded by rubber, form one just can chimeric this loop gap extrusion ring, and in abutting connection with this locating surface position, forming extends internally brings together and is one of suitable thinness set collar, and makes this drum leather rim be the lamination roof pressure to push against, form this drum frame and this drum leather rim and be and push against fixingly indirectly, make to knock to produce pure sound equipment.

For purpose, feature and effect to the utility model, can obtain understanding further, lift a preferred embodiment now, and conjunction with figs. is illustrated in the back:

Fig. 1 is the bulging frame of prior art and the combined structure of drum leather rim.

Fig. 2 is the part three-dimensional exploded view of the utility model one preferred embodiment.

Fig. 3 is the part cut-open view of the utility model one preferred embodiment.

See also shown in Figure 2ly, a kind of bulging frame of the utility model and drum leather rim combined structure consist predominantly of: a body 10, two drum frames 20, two drum leather rims 30, two align members 40;

This body 10 is that the circle that is suitable size radially is extended with both end sides 11 in both sides, in addition between this both end sides 11 in outer peripheral edges be two rows' circular row and be provided with the predetermined number that is spacedly distributed screw togather seat 12, and can supply fixed bar 13 precessions of predetermined number fix.

This two drums frame 20, be sheathed on the both end sides 11 of this body 10 accordingly, its upside is protrusion and forms less collar 21, these collar 21 root edges are extended with a suitably round footpath and can overlap should the locating ring 22 of distolateral 11 peripheries, side end face and connect collar 21 and be roomy circle footpath anchor ring and be extended with a locating surface 23 within this locating ring 22, this locating surface 23 also is circular row and is provided with the holder 24 of predetermined number screwing togather seat 12, make the integral body of this drum frame 20 be the shape of smooth circle, this holder 24 also respectively is provided with a circular hole 25, and can pass for this fixed bar 13 and be precession and compress this drum frame 20 and fix.

This drum leather rim 30 is to be sheathed in the locating ring 22 of these two drums frames 20, and between locating ring 22 inner edges of this drum frame 20 and this drum leather rim 30 outer rims between formation one loop crack 31(consult Fig. 3); In addition the end face of this drum leather rim 30 covers a drum head 32, and relies on these locating ring 22 locating surfaces 23 and be lamination and press fixing.

This align member 40, system is located within these drum frame 20 locating rings 22 between the edge and this drum leather rim 30 outer rims, by have an elastomeric flex one-body molded form one just can chimeric this loop gap 31 extrusion ring 41, and circular hole 25 that should holder 24 also is provided with the circular hole 42 of predetermined number, can pass for this fixed bar 13 and be precession and compress this drum frame 20, and in locating

surface

23 and 32 positions of this drum head in abutting connection with this locating ring 22, formation extends internally and brings together and be one of suitable thinness set collar 43, cooperate this drum frame 20 and this drum leather rim 30 to be lamination roof pressure shape and form and push against fixingly indirectly, this drum head 32 is pressed and be binding face and fix.

See also Fig. 3 when it is used in combination, this fixed bar 13 passes the circular hole 25 of this holder 24, and precession screws togather this and screws togather seat 12 and make and compress this drum frame 20 and fix; Make this locating surface 23 compress the set collar 43 of this extrusion ring 41 of work, and with these drum head 32 roof pressures in these drum leather rim 30 end faces, be the lamination roof pressure form push against indirectly fixing, when pressing the application of force, be evenly distributed in 43 whole of this set collars, make this drum head 32 very firmly cramping fix, and this set collar 43 has flexible, compressed characteristic, can absorb the vibrations of this drum frame 20 and this drum leather rim 30, and frequency is interference-free when guaranteeing to shake when this drum head 32 presses.

Edge compresses this extrusion ring 41 of work within the locating ring 22 of this drum frame 20 simultaneously, these extrusion ring 41 these drum leather rim 30 outer rims of applying, be the lamination roof pressure form push against indirectly fixing, even this extrusion ring 41 separates this drum frame 20 and is the stacked pressing of interlayer state with this drum leather rim 30, the elastomeric flex that has of this extrusion ring 41 makes the clamping strength of this drum frame 20 and this drum leather rim 30 more firm simultaneously.

The utility model push against fixing after, when knocking these drum head 32 sounding, this drum head 32 produces the high-frequency vibrations, this drum head 32 peripheries system is lamination with this set collar 43 and pushes against fixing, this drum head 32 forms the individuality of independence, and this set collar 43 has elastomeric flex with shock absorbing, should rouse between frame 20 and this drum leather rim 30 simultaneously and stacked this align member 40, cramping pushes against and fixes this drum head 32 about being, and make this drum frame 20 and this drum leather rim 30 be stable clamping, and be not percussion mutually of the state of separating, promptly the frequency of these drum head 32 generations is interference-free, and sounding is graceful and do not have a noise.

Moreover, the locating ring 22 of this drum frame 20 is the shape of this body 10 of rounded cooperation, and this holder 24 is circular row and is spacedly distributed in this locating ring 22, make this drum frame 20 and this body 10 be neat closing and be integral, and it is attractive in appearance to make drum be original concordant circle maintenance.

In sum, drum frame of the utility model and drum leather rim combined structure, compress outstanding extrusion ring with the locating ring inner edge that rouses frame, and align member applying drum leather rim outer rim, being the lamination roof pressure forms and pushes against fixing novel structure indirectly, the cramping drum head is fixed, and by the elastomeric flex that extrusion ring has bulging frame and drum leather rim are to separate in stable condition clamping, the vibration frequency of drum head generation is interference-free, sounding is graceful and do not have metal percussion noise person, really belongs to the fine piece of writing of an innovation, and the utility model be not seen in before applying for identical product is arranged in market, meet the utility application condition, now apply for a patent in accordance with the law.

Claims

1, a kind of bulging frame and drum leather rim combined structure, in the both end sides of body fit two drum frames respectively, bottom side one locating surface of these two drums frames then can be nested with a drum leather rim, and is lamination and compresses a drum head; In addition this drum frame periphery is provided with the holder that is protrusion, can supply the fixed bar of predetermined number to pass, and is fixed in this body periphery and locatees, and makes to be roof pressure and to push against this drum frame, and urges this drum leather rim and be lamination and push against this drum head;

It is characterized in that:

This two drums frame lies in downside and is extended with one of suitable circle footpath locating ring, this locating surface is extended be the anchor ring in roomy circle footpath, and be circular row and be provided with the holder of the predetermined number that is spacedly distributed, and can be nested with this drum leather rim, and crack between the formation loop;

One location member, be located between the locating ring inner edge and this drum leather rim outer rim of this drum frame locating ring, one-body molded by picture glue, form one just can chimeric this loop gap extrusion ring, and in abutting connection with this locating surface position, forming extends internally brings together and is one of suitable thinness set collar, and it is low tight to make this drum leather rim be the lamination roof pressure, form this drum frame and this drum leather rim and push against fixingly indirectly, make to knock to produce pure sound equipment.