CN200990200Y

CN200990200Y - Telescopic horn

Info

Publication number: CN200990200Y
Application number: CN 200620148496
Authority: CN
Inventors: 李国安
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-10-30
Filing date: 2006-10-30
Publication date: 2007-12-12
Anticipated expiration: 2016-10-30

Abstract

The utility model discloses a shrinking loudspeaker. The utility model has the main technic proposal of that one end of the body of a first loudspeaker is connected with an inflexion and controlling system-unit which is used to control the sound-volume; the body and the mouth of a second loudspeaker are severally arranged on the edge of the inflexion and controlling system-unit to form a shrinking loudspeaker; a movable and changeable structure is adopted between the opening-and-closing of the F-tone attuning tube of the shrinking loudspeaker and the main body of the loudspeaker tube, and a quick interchanging between the system-starting and system-closing can be realized by the user according to the requirement. For the interchanged opening-and-closing of the F-tone attuning tube, a pressing-unit is pre-arranged on the joint, and a fixed joint can be preserved even after the F-tone attuning tube is changed. A quick interchanging between the system-starting and system-closing can be realized by the user according to the requirement, and simultaneously for a turning valve in the inflexion and controlling system-unit of the shrinking loudspeaker, the air-flow canal adopts an overall round-canal design so the air-proof and fluency-degree are better.

Description

Trombone

Technical field

The utility model relates to a kind of trombone, mainly be at the trombone player when playing wind instruments different melody, for example: the bent wind of allusion, modern times or fast pace, slow rhythm, can be by dismantling and change the system of opening or shutdown system or personal like simply, fast, to reach the musical instrument user demand of trombone player when playing wind instruments different melody, and at the rotary valve in its modulation control system unit of trombone, with its airflow duct is the design of wholecircle conduit, makes air tightness and fluency better.

Background technology

See also shown in Figure 1, present trombone structure is to connect loudspeaker main pipe (20) by taking out pipe group (10) one ends, loudspeaker main pipe's (20) part except total tuning bend pipe (30) and F tuning bend pipe (40) be dismountable, other transfers pitch pipe group (50) to be fixing non-dismountable formula as F, and F transfers pitch pipe group (50) generally to divide into two kinds of the system of opening or shutdown systems, Gu when because the player when playing wind instruments the melody of different bent wind, (one for opening system just must to use two musical instruments, one is shutdown system), the inconvenience that often causes the player to use and carry.The gas channel (602) of its both sides of rotary valve main body (601) in the modulation control system unit of simultaneously present this kind trombone (70) is cut the groove that forms for washing, it is because of washing the outer ancient piece of jade, round, flat and with a hole in its centre cutting the groove that forms and can't keep two penetrating vias, so cause this aperture, place of airflow passes different, make air flow stream to this place that the player blew have the situation that hinders or have some setbacks with the internal diameter of several connection tube (603).

The utility model content

First fundamental purpose of the present utility model, be that the F that opens at trombone transfers the pitch pipe group and close F that to transfer between pitch pipe group and the oviduct main body be the interchangeable design of activity, both exchange fast to allow the user open system, shutdown system according to user demand, link opening F accent pitch pipe group and closing F accent pitch pipe group of finishing to changing, its default joint is a packing unit, makes to change still to present firm combination after F transfers the pitch pipe group.

Second fundamental purpose of the present utility model, be that rotary valve airflow duct at the modulation control system unit of trombone is the design of wholecircle conduit, its internal diameter is identical with the internal diameter of tube body that enters modulation control system unit, allow the circulation airflow smooth, otherwise when not having this design, when air-flow enters this place of rotary valve easily because the reduced cross-sectional area at this place and do not have the guiding of identical caliber causes air flow stream to this place to have the situation that hinders or have some setbacks.

The utility model is to adopt following technological means to realize:

A kind of trombone mainly is to connect the modulation control system unit of controlling volume by the first loudspeaker body, one end, is forming a trombone by the assembling out of the ordinary of modulation control system unit periphery with the second loudspeaker body and hydraucone; Opening F accent pitch pipe group and closing between F accent pitch pipe group and the oviduct main body of trombone is movable interchangeable design, both exchange fast to allow the user open system, shutdown system according to user demand, link opening F accent pitch pipe group and closing F accent pitch pipe group of finishing to changing, its default joint is provided with a packing unit, makes to change still to present firm combination after F transfers the pitch pipe group.

Aforesaid should can make the packing unit of definite combination for linking first, second loudspeaker body, be the default paragraph of second its pipe shaft of loudspeaker body in conjunction with the wing screw that runs through therebetween by fluting beam ring openend flange with the pipe shaft that links mutually with regulate the sound pipe and do the packing location.

The utility model can also adopt following technological means to realize:

A kind of trombone mainly is to connect the modulation control system unit of controlling volume by the first loudspeaker body, one end, is forming a trombone by the assembling out of the ordinary of modulation control system unit periphery with the second loudspeaker body and hydraucone; The rotary valve airflow duct of the modulation control system unit of this trombone is the design of wholecircle conduit, and its internal diameter is identical with the internal diameter of tube body that enters modulation control system unit, allow the circulation airflow smooth.

The utility model compared with prior art has following remarkable advantages and beneficial effect:

A kind of trombone of the utility model, even make the player when exercise or performance, need play wind instruments different melodies, for example: the bent wind of classic slow rhythm, modern Jazz fast pace, slow rhythm, also only need to change the part that F transfers the pitch pipe group, can play wind instruments different melodies, not need to change again a musical instrument; Be the design of wholecircle conduit for the rotary valve airflow duct in its modulation control system unit of trombone simultaneously, make air tightness and fluency better.

Description of drawings

Fig. 1 is existing trombone group body outside drawing;

Fig. 2 is the decomposing schematic representation of existing trombone volume modulation control system unit;

Fig. 3 opens system's conducting synoptic diagram for existing trombone volume modulation control system unit;

Fig. 4 makes shutdown system conducting synoptic diagram for existing trombone volume modulation control system unit;

Fig. 5 is a trombone group body outside drawing of the present utility model;

Fig. 6 opens the second loudspeaker body and the bell-mouthed member decomposing schematic representation of system for trombone;

Fig. 7 makes the second loudspeaker body and the bell-mouthed member decomposing schematic representation of shutdown system for trombone;

Fig. 8 is for system is opened in its replacing of trombone, shutdown system is regulated the packing unit outside drawing of sound pipe one side;

Fig. 9 is for system is opened in its replacing of trombone, shutdown system is regulated the packing unit section detail drawing of sound pipe one side;

Figure 10 is the decomposing schematic representation of trombone volume modulation control system unit;

Figure 11 opens system's conducting synoptic diagram for trombone volume modulation control system unit;

Figure 12 makes shutdown system conducting synoptic diagram for trombone volume modulation control system unit.

Embodiment

Below in conjunction with accompanying drawing specific embodiment of the utility model is illustrated:

See also Fig. 5～shown in Figure 8, the utility model is designed to trombone, this trombone is to take out pipe group (1) one end by one section to connect modulation control system unit (6), assemble F respectively by modulation control system unit (6) periphery again and transfer pitch pipe group (3) and oviduct (2) and total pitch pipe (4), form the trombone that to play wind instruments (7,7 ') with this.

See also shown in Figure 6, wherein the part of F accent pitch pipe group (3) is movable interchangeable design, being about to trombone F transfers pitch pipe group (3) to make removable pipe shaft, and transfer pitch pipe group assembly (31 with other F, 32,34) exchange each other, the system that opens trombone (7) at this promptly is with pipe shaft (41,31) taking back replacing assembling adjusting sound pipe (33) apart promptly forms, shutdown system trombone (7 ') then is with pipe shaft (41,31) taking back replacing adjusting sound pipe (34) apart promptly forms, even the player need play wind instruments different melodies when exercise or performance, for example: classic slow rhythm, modern Jazz fast pace, also only need transfer the part of pitch pipe group (3) to change F during the bent wind of slow rhythm, can play wind instruments the melody of different bent wind.

See also Fig. 8, shown in Figure 9, transfer the pitch pipe group to open system or shutdown system at the F that the replacing connection is finished, default paragraph connects a packing unit (5), be on oviduct (2) main body, it is a fluting beam ring (51) and openend flange (52), the centre is locked the pipe shaft (32) that wing screw (53) will link mutually and is transferred pitch pipe group (3) to do the packing location with F, making the whole F that replaces with required system that opens or shutdown system transfer pitch pipe group (3) to be firm with oviduct (2) main body combines, changes fast for the player.

See also Figure 10, Figure 11, shown in Figure 12, the rotary valve (61) that continues to the modulation control system unit (6) of trombone is to form airflow duct (62) in both sides, cooperate several connection tube (63) that rotary valve (61) periphery connects and its airflow duct (62) is identical with the internal diameter of several connection tube (63), so can cause airflow smooth and air tightness good, end is cooperating airtight lid (64,65) to form location really, except that the good smooth degree of air tightness also promotes in addition.

It should be noted that at last: above embodiment only in order to the explanation the utility model and and the described technical scheme of unrestricted the utility model; Therefore, although this instructions has been described in detail the utility model with reference to each above-mentioned embodiment,, those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement the utility model; And all do not break away from the technical scheme and the improvement thereof of the spirit and scope of utility model, and it all should be encompassed in the middle of the claim scope of the present utility model.

Claims

1, a kind of trombone is mainly connecting the modulation control system unit of controlling volume by the first loudspeaker body, one end, is forming a trombone by the assembling out of the ordinary of modulation control system unit periphery with the second loudspeaker body and hydraucone; It is characterized in that:

Opening F accent pitch pipe group and closing between F accent pitch pipe group and the oviduct main body of trombone is movable changeable type, changes to link opening F accent pitch pipe group and closing F accent pitch pipe group of finishing, and its default joint is provided with a packing unit.

2, trombone according to claim 1, it is characterized in that: should can make the packing unit of definite combination for linking first, second loudspeaker body, be in conjunction with the wing screw location of running through therebetween by fluting beam ring openend flange at the default paragraph of second its pipe shaft of loudspeaker body.