The fixed structure of TV loudspeaker
Technical field
The utility model relates to a kind of loud speaker of television set, particularly relates to a kind of fixed structure of TV loudspeaker.
Background technology
Television set is the household electrical appliance of being used always in people's daily life, and along with the continuous progress of TV tech, the function that TV had is also increasing.Loud speaker is institute's one of indispensable parts in the television set, and loud speaker normally is fixed on the front housing of television set and is contained in the space that back cabinet surrounded of front housing and television set of television set.The loud speaker of existing television set is to be secured on the housing of television set through horn bracket mostly, and on front housing, this fixed structure, loud speaker normally are fixed on the horn bracket through beam; Horn bracket then is fixed on the front housing of television set, and here, horn bracket plays the switching effect; This fixed structure, it is higher to exist cost, installs loaded down with trivial details; Drawbacks such as acoustical quality is relatively poor, simultaneously, the direction of loud speaker also is not easy to adjustment.
The utility model content
The purpose of the utility model is to overcome the deficiency of prior art; A kind of fixed structure of TV loudspeaker is provided; Be to adopt fixedly that rubber cushion is used as the fixedly adaptor of loud speaker, and, reach the purpose of change loud speaker voice directions through designing the version of different fixed rubber cushion; Have easy for installation, the characteristics of highly versatile, with the contrast of other like products, the structure assembling is simple, has saved horn bracket, greatly reduces product cost.
The utility model solves the technical scheme that its technical problem adopted: a kind of fixed structure of TV loudspeaker comprises:
Fix and the cavity that can hold loud speaker that surrounds by the back cabinet of the front housing of television set and television set;
Be located at the double-screw bolt on the front housing of television set, this double-screw bolt is protruded out backward by the front housing one and constitutes;
Be located at the bayonet arrangement of the bell-mouthed relative both sides of loud speaker;
Fixing rubber cushion adopts elastomeric material to be made, this fixedly rubber cushion be provided with the socket part that socket-connects with the double-screw bolt of front housing and with the bayonet arrangement of the loud speaker Access Division of holding mutually;
Loud speaker is contained in the said cavity; The bayonet arrangement of the both sides of loud speaker respectively with two fixedly the Access Division holding of rubber cushion fix; Two fixedly rubber cushion then respectively the socket part through separately be nested with on the corresponding double-screw bolt of mmi machine shell, be connected with a screw on each double-screw bolt so that the fixedly rubber cushion of correspondence is spacing on this double-screw bolt.
The socket part of described fixedly rubber cushion is a through hole, and being between the inwall of this through hole and the outer wall of said double-screw bolt coincide matches or interference matches, so that fixedly rubber cushion can be enclosed within on the double-screw bolt through this through hole.
The bayonet arrangement of described loud speaker is made up of the openings in the middle of two wing arms and two wing arms, the end of two wing arms to the opening direction bending so that get into the Access Division of the fixedly rubber cushion of opening can be in opening by holding.
The Access Division of said fixedly rubber cushion is an annular groove, and when fixedly the Access Division of rubber cushion got into the opening of the bayonet arrangement of loud speaker, two wing arms of the bayonet arrangement of loud speaker were engaged in the relative both sides of this annular groove respectively.
The annular groove of described fixedly rubber cushion is looped around the outside of the through hole of said fixedly rubber cushion, and the center line of the through hole of the center line of the annular shape of this annular groove and said fixedly rubber cushion coincides.
The center line of the through hole of the center line of the annular shape of the annular groove of described fixedly rubber cushion and said fixedly rubber cushion is perpendicular.
Described front housing is provided with the rib of the bell-mouthed border that is used for being resisted against loud speaker.
Be respectively equipped with the rib of the bell-mouthed part border that is used for being resisted against loud speaker on described front housing and the back cabinet; And the rib of front housing and the rib of back cabinet surround a bell-mouthed border of loud speaker jointly.
The root of described double-screw bolt also is provided with the small boss of cross section projected area greater than double-screw bolt cross section projected area.
The beneficial effect of the utility model is; Since adopted television set the cavity that front housing and back cabinet surrounded, be located at double-screw bolt on the front housing of television set, be located at loud speaker bell-mouthed relative both sides bayonet arrangement and fixedly rubber cushion constitute the fixed structure of TV loudspeaker, and this fixedly rubber cushion be provided with the socket part that socket-connects with the double-screw bolt of front housing and with the bayonet arrangement of the loud speaker Access Division of holding mutually; Loud speaker is contained in the said cavity; The bayonet arrangement of the both sides of loud speaker respectively with two fixedly the Access Division holding of rubber cushion fix; Two fixedly rubber cushion then respectively the socket part through separately be nested with on the corresponding double-screw bolt of mmi machine shell, be connected with a screw on each double-screw bolt so that the fixedly rubber cushion of correspondence is spacing on this double-screw bolt.This structure compared with prior art has following beneficial effect:
The one; Because directly fixedly rubber cushion is used as the adaptor that fixes with front housing, can be used for loud speaker is fixed on the front housing, has saved horn bracket; Thereby greatly reduce product cost; Again since fixedly rubber cushion adopt elastomeric material to be made, the vibration transfer between ability efficient buffer loud speaker and the casing further improves tonequality;
The 2nd,, adopt elastomeric material to make fixedly rubber cushion, manufacture craft is simple, is convenient to process different version, can be used for installing the loud speaker of different modes, is convenient to change the voice directions of loud speaker at television set;
The 3rd; Since on fixing rubber cushion, be provided with the socket part that socket-connects with the double-screw bolt of front housing and with the bayonet arrangement of the loud speaker Access Division of holding mutually; This makes loud speaker and the fixedly installation of this product of rubber cushion, and fixedly the installation between rubber cushion and the front housing is very convenient, and highly versatile.
The 4th, since on the mmi machine shell or front housing and back cabinet be provided with the rib of the bell-mouthed border that is used for being resisted against loud speaker, form sealing to the horn mouth side direction, help reducing the sound wave short circuit of loud speaker, reached the purpose of raising tonequality.
Below in conjunction with accompanying drawing and embodiment the utility model is done further explain; But the fixed structure of a kind of TV loudspeaker of the utility model is not limited to embodiment.
Description of drawings
Fig. 1 is the organigram of embodiment one the utility model;
Fig. 2 is the loud speaker of embodiment one the utility model and the fixing organigram of rubber cushion;
Fig. 3 is the loud speaker of embodiment one the utility model and the fixing assembling sketch map of rubber cushion;
Fig. 4 is the organigram of the front housing of embodiment one the utility model;
Fig. 5 is front housing and the loud speaker of embodiment one the utility model, fixedly rubber cushion cooperates sketch map;
Fig. 6 is back cabinet and the loud speaker of embodiment one the utility model, fixedly rubber cushion cooperates sketch map;
Fig. 7 is the organigram of embodiment two the utility model (back cabinet is not shown);
Fig. 8 is the loud speaker of embodiment two the utility model and the fixing organigram of rubber cushion;
Fig. 9 is the organigram of the front housing of embodiment two the utility model;
Figure 10 is front housing and the loud speaker of embodiment two the utility model, fixedly rubber cushion cooperates sketch map.
Embodiment
Embodiment one, and to shown in Figure 6, the fixed structure of a kind of TV loudspeaker of the utility model comprises referring to Fig. 1:
Fix and the cavity that can hold loud speaker 10 that surrounds by the back cabinet 2 of the front housing of television set 1 and television set; Usually adopt screw to fix between front housing 1 and the back cabinet 2;
Be located at the double-screw bolt 11 on the front housing 1 of television set, this double-screw bolt 11 is protruded out backward by front housing 1 one and constitutes; Each is installed a loud speaker and needs two double-screw bolts 11, needs four double-screw bolts 11 when two loud speakers are installed; The rest may be inferred; Present embodiment is for installing two loud speakers 3;
Be located at the bayonet arrangement 32 of relative both sides of the horn mouth 31 of loud speaker 3;
Fixedly rubber cushion 4, adopt elastomeric material to be made, this fixedly rubber cushion 4 be provided with the socket part 41 that socket-connects with the double-screw bolt of front housing and with the bayonet arrangement of the loud speaker Access Division of holding mutually;
Loud speaker 3 is contained in the said cavity; The bayonet arrangement 32 of the both sides of loud speaker 3 respectively with two fixedly Access Division 42 holdings of rubber cushion fix; Two fixedly 4 of rubber cushions be nested with on the corresponding double-screw bolt 11 of mmi machine shell the socket part 41 through separately respectively, be connected with a screw on each double-screw bolt 11 so that the fixedly rubber cushion 4 of correspondence is spacing on this double-screw bolt 11.
Root at double-screw bolt 11 also is provided with the small boss 111 of cross section projected area greater than double-screw bolt cross section projected area, and the fixedly rubber cushion 4 of packing into can not abutted on the fore shell.
The socket part 41 of described fixedly rubber cushion is a through hole, and being between the outer wall of the inwall of this through hole 41 and said double-screw bolt 11 coincide matches or interference matches, so that fixedly rubber cushion 4 can be enclosed within on the double-screw bolt 11 through this through hole 41; That is, the fixing through hole 41 of rubber cushion is inserted in double-screw bolt 11, can adopts to coincide between through hole 41 and the double-screw bolt 11 and match, because there is screw threads to be connected on the double-screw bolt 11, fixedly rubber cushion 4 is limited and can not deviate from; Also can adopt interference to match between through hole 41 and the double-screw bolt 11, the elastic characteristic that the utilizes rubber fixedly through hole 41 of rubber cushion is extruded on the double-screw bolt 11 by force, and such cooperation is more firm.
The bayonet arrangement 32 of described loud speaker is made up of the openings in the middle of two wing arms 321 and two wing arms, the end 322 of two wing arms 321 to the opening direction bending so that get into the Access Division of the fixedly rubber cushion of opening can be in opening by holding.
The Access Division of said fixedly rubber cushion is an annular groove 42, and when fixedly the Access Division of rubber cushion got into the opening of the bayonet arrangement 32 of loud speaker, two wing arms 321 of the bayonet arrangement 32 of loud speaker were engaged in the relative both sides of this annular groove 42 respectively.
The center line of the center line of the annular shape of the annular groove 42 of described fixedly rubber cushion 4 and the through hole 41 of said fixedly rubber cushion is perpendicular; This design feature, can so that the horn mouth of the loud speaker after installing down.
Be respectively equipped with the rib of the bell-mouthed part border that is used for being resisted against loud speaker on described front housing 1 and the back cabinet 2; Be that front housing 1 is provided with rib 12, back cabinet is provided with rib 21, and the rib 12 of front housing and the rib 21 of back cabinet surround a border of the horn mouth 31 of loud speaker jointly; Formation is to the sealing of horn mouth 31 side direction; At this moment, in the housing corresponding to horn mouth 31 places of loud speaker, except the port that spreads out of for enable voice, the border of horn mouth 31 has all formed sealing, can improve the quality of sound.
Embodiment two; Extremely shown in Figure 10 referring to Fig. 7; The fixed structure of a kind of TV loudspeaker of the utility model is that with the difference of embodiment one fixedly the structural style of rubber cushion 4 is different; The annular groove 43 of described fixedly rubber cushion 4 is looped around the outside of the through hole 41 of said fixedly rubber cushion, and the center line of the through hole 41 of the center line of the annular shape of this annular groove 43 and said fixedly rubber cushion coincides.This design feature, can so that the horn mouth 31 of the loud speaker after installing forward.
A kind of typical application can be designed to toroidal cavity with annular groove 43, and bayonet arrangement 32 is designed to the bayonet socket above semicircle, and promptly the end 322 of two wing arms 321 and two wing arms surrounds an opening that surpasses semicircle.
Described front housing 1 is provided with the rib 13 of the bell-mouthed border that is used for being resisted against loud speaker, because the horn mouth of loud speaker forward, therefore, back cabinet 1 need not be provided with rib.
The foregoing description only is used for further specifying the fixed structure of a kind of TV loudspeaker of the utility model; But the utility model is not limited to embodiment; Every technical spirit according to the utility model all falls in the protection range of the utility model technical scheme any simple modification, equivalent variations and modification that above embodiment did.