CN102946577A

CN102946577A - Liquid crystal television bass boost system

Info

Publication number: CN102946577A
Application number: CN201210474691XA
Authority: CN
Inventors: 黄江
Original assignee: NINGBO GLOBAL USEFUL ELECTRIC CO Ltd
Current assignee: NINGBO GLOBAL USEFUL ELECTRIC CO Ltd
Priority date: 2012-11-21
Filing date: 2012-11-21
Publication date: 2013-02-27

Abstract

A liquid crystal television bass boost system comprises a front frame, a rear cover, a screen and a vibration speaker, wherein the vibration speaker is fixed to the front frame through a speaker support, the vibration speaker and the speaker support are fixedly connected through a spring cushion, an elastic cushion is installed on an vibration head of the vibration speaker, a metal plate is arranged between the rear cover and the vibration speaker and is fixed to the rear cover, and the metal plate and the vibration head of the vibration speaker are connected tightly through the elastic cushion. By the aid of the system, a flat television has good bass effect under the condition that the thickness of a mainframe is not changed.

Description

The LCD TV bass strengthens system

Technical field

The invention belongs to household appliance technical field, specially refer to the tv shell structure with the bass acoustics.

Background technology

At present, the Chinese Color TV industry development is rapid, the color TV sets of the different brands different size that each manufacturer develops has style and feature separately, the words of only analyzing with regard to the effect of sound equipment, for bass effect, especially the acoustics of mega bass, contain abundant low frequency, tone color is simple and honest strong, and third dimension is strong, sound the welcome that is subjected to very much people, existing mega bass form has following a few class, and the first kind is directly loudspeaker to be fixed on the back cover, does not have cavity, acoustics is very poor, basically can not embody the effect of bass; Equations of The Second Kind is built-in mega bass case, the sound portion separating device in casing, is typically had the rocket gun of Toshiba, and it is in casing, the top of picture tube, the audio amplifier of horizontal built-in loudspeaker, shape is cylindricality, and is longer, though better than first kind sound equipment, but cause casing bulky, because the volume of audio amplifier also has larger restriction in casing, the diameter of used loudspeaker is also smaller; The 3rd class is overhead type, with the audio amplifier partial devices at the TV shell top, the brands such as Sony and Panasonic are typically arranged, it is the flat casing that is placed on the back cover top, this infrastructure cost is high, volume also can't be done greatly, though certain bass effect is arranged, the shape irregularity, also easily be subjected to ectocine, thereby also affected tonequality.This three class, all each own weak point need be waited to improve, particularly in recent years with the development of making liquid crystal technology, television set is done thinner and thinner, general loudspeaker all fail to lay down, let alone bass horn or the larger bass box of volume, even firmly loaded onto very ugly that outward appearance is become, many producers all make an effort in this respect and drop into a large amount of research and development for this reason, but one relatively the problem of puzzlement be exactly the acquisition of bass be to need larger vibration planes, otherwise with regard to a larger amplitude, this point is inconsistent with LCD TV to ultra-thin development, so need us to adopt new technology to solve.

Summary of the invention

Purpose of the present invention, volume is little in order to overcome in the past in the mega bass design exactly, shape irregularity, loudspeaker diameter are little, or high cost defective, utilize the utilization that has occurred in the market being different from traditional coil-moving speaker now to pass Novel sound box device---the vibrating loudspeakers of vibrating device and rigid contact surfaces resonance sounding, it than traditional coil-moving speaker the characteristics such as 360 spend sounding, tone color is variable, volume is little are arranged.

The present invention relies on following technical proposals to realize, a kind of LCD TV bass strengthens system, by front frame, bonnet, screen forms, also comprise a vibrating loudspeakers, vibrating loudspeakers is by horn bracket fixedly on the former frame, vibrating loudspeakers is fixed by spring pad with horn bracket and is connected, in the vibrating loudspeakers vibration head cushion is installed, one metallic plate is being arranged on the bonnet and between the vibrating loudspeakers, metallic plate is fixed on the bonnet, the vibration head of metallic plate and vibrating loudspeakers closely links together by cushion, the spring pad of vibrating loudspeakers is to be fixed on the screw of horn bracket, can regulate the height of loudspeaker by the screw-in depth of adjustment screw, thereby adjust the distance between vibrating loudspeakers and the bonnet, because head of the trumpet and bonnet closely are close together, so can change head of the trumpet and be applied to pressure size on the bonnet by adjusting the spring pad screw, in addition rear and be because general bonnet all is to be formed by plastic injection-moulded a metallic plate is set on the bonnet and between the vibrating loudspeakers, and in order to reduce cost, general all design thinner, thereby increase bass effect so design the vibration area that a metallic plate can prevent not only that bonnet is badly shaken but also can strengthen bonnet, described vibrating loudspeakers structure is overhead one permanent magnet in the metal housing, this permanent magnet is bonded in vibrating loudspeakers metal housing inner top surface middle part, simultaneously between permanent magnet and vibrating loudspeakers metal housing, just form a cannelure, be provided with a vibrating disk in this cannelure, this vibrating disk covers on the permanent magnet, this vibrating disk requires greater than permanent magnet and less than vibrating loudspeakers metal housing internal diameter, on bottom outer surface, be used for when arranging the fixing point of the outward extending connecting wing be connected with the vibrating loudspeakers metal housing, requirement remains on static and vibration the time does not all contact with permanent magnet and metal loudspeaker outer cover, and the parallel multi-turn wire coil that is arranged with of vibrating disk outer wall on the permanent magnet height and position, two pins of this wire coil just are respectively, negative pole.

Beneficial effect of the present invention is: the invention enables panel TV by employing and obtain good bass effect in the situation that do not change cabinet thickness.

Description of drawings

Accompanying drawing 1 is the schematic diagram that LCD TV bass of the present invention strengthens an embodiment of system.

Accompanying drawing 2 is structural representations that LCD TV bass of the present invention strengthens the vibrating loudspeakers of system.

Embodiment

Lower now please in detail referring to these accompanying drawings, label identical among the figure represents similar or same parts.LCD TV bass of the present invention shown in Figure 1 strengthens an embodiment of system, total represents with label 100, now 1 and 2 pair of invention is further described by reference to the accompanying drawings, a kind of LCD TV bass strengthens system, by front frame 101, bonnet 102, screen 108 forms, also comprise a vibrating loudspeakers 109, vibrating loudspeakers 109 is by horn bracket 103 fixedly on the former frame 101, vibrating loudspeakers 109 is fixed by spring pad 107 with horn bracket 103 and is connected, in vibrating loudspeakers 109 vibration head 105 cushion 106 is installed, one metallic plate 104 is being arranged on the bonnet 102 and between the vibrating loudspeakers 109, metallic plate 104 is fixed on the bonnet 102, metallic plate 104 closely links together by cushion 106 with the vibration head 105 of vibrating loudspeakers 109, the spring pad 107 of vibrating loudspeakers 109 is to be fixed on the screw 110 of horn bracket 103, can regulate the height of vibrating loudspeakers 109 by the screw-in depth of adjustment screw 110, thereby adjust the distance between vibrating loudspeakers 109 and the bonnet 103, because head of the trumpet 105 closely is close together with bonnet 102, so can change vibration head 105 and be applied to pressure size on the bonnet 102 by adjusting spring pad 107 screws 110, because general bonnet 102 all is to be formed by plastic injection-moulded a metallic plate 104 is set on the bonnet 102 and between the vibrating loudspeakers 109 in addition, and in order to reduce cost, general all design thinner, can prevent that not only bonnet 102 is badly shaken but also thereby the vibration area that can strengthen bonnet 102 increases bass effect so design a metallic plate 104, described vibrating loudspeakers 109 structures are metal housing 111 interior overhead one permanent magnets 112, this permanent magnet 112 is bonded in vibrating loudspeakers metal housing 111 inner top surfaces middle part, simultaneously between permanent magnet 112 and vibrating loudspeakers metal housing 111, just form a cannelure, be provided with a vibrating disk 113 in this cannelure, this vibrating disk 113 covers on the permanent magnet, this vibrating disk 113 requires greater than permanent magnet 112 and less than vibrating loudspeakers metal housing 111 internal diameters, on bottom outer surface, be used for when arranging being connected with the vibrating loudspeakers metal housing the fixing point of outward extending connecting wing of connection, requirement remains on static and vibration the time does not all contact with permanent magnet 112 and metal loudspeaker outer cover 111, and the parallel multi-turn wire coil 115 that is arranged with of vibrating disk 113 outer wall on permanent magnet 112 height and positions, two pins of this wire coil are respectively positive 116, negative pole 117.

Although the present invention gives illustration with regard to its preferred embodiment, the person skilled in the art is understood that, in the spirit and scope of the present invention defined in described claims, also can make all changes and change to the present invention.

Claims

1. a LCD TV bass strengthens system, formed by front frame, bonnet, screen, also comprise a vibrating loudspeakers, this vibrating loudspeakers is by horn bracket fixedly on the former frame, vibrating loudspeakers is fixed by spring pad with horn bracket and is connected, and in the vibrating loudspeakers vibration head elastoplast pad is installed, and a metallic plate is being arranged on the bonnet and between the vibrating loudspeakers, metallic plate is fixed on the bonnet, closely links together by the elastoplast pad at metallic plate and vibrating loudspeakers.

2. a kind of LCD TV bass as claimed in claim 1 strengthens system, it is characterized in that described vibrating loudspeakers structure is overhead one permanent magnet in the vibrating loudspeakers metal housing, this permanent magnet is bonded in vibrating loudspeakers metal housing inner top surface middle part, simultaneously between permanent magnet and vibrating loudspeakers metal housing, just form a cannelure, be provided with a vibrating disk in this cannelure, this vibrating disk covers on the permanent magnet, this vibrating disk requires greater than permanent magnet and less than vibrating loudspeakers metal housing internal diameter, on bottom outer surface, be used for when arranging the fixing point of the outward extending connecting wing be connected with the vibrating loudspeakers metal housing, requirement remains on static and vibration the time does not all contact with permanent magnet and metal loudspeaker outer cover, and the parallel multi-turn wire coil that is arranged with of vibrating disk outer wall on the permanent magnet height and position, two pins of this wire coil just are respectively, negative pole.