CN204069230U - With the chamber interior walls on-hook of loudspeaker - Google Patents
With the chamber interior walls on-hook of loudspeaker Download PDFInfo
- Publication number
- CN204069230U CN204069230U CN201420383695.1U CN201420383695U CN204069230U CN 204069230 U CN204069230 U CN 204069230U CN 201420383695 U CN201420383695 U CN 201420383695U CN 204069230 U CN204069230 U CN 204069230U
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- China
- Prior art keywords
- horn module
- back cover
- plane
- hook
- interior walls
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of chamber interior walls on-hook with loudspeaker, comprise fore shell, back cover and horn module, described horn module is fixed on fore shell and is connected with back cover in the rear cavity formed, the center of described back cover is provided with the first plane, the second plane to back cover inner inclination is provided with at the dual-side in the horizontal direction of described first plane, described second plane offers grid of speaking respectively, and the inner side of grid of speaking described in horn module is installed on respectively, the direction of speaking of horn module is outside.The beneficial effects of the utility model are: horn module is rearmounted and install obliquely, and large angle incidence sound wave reflects through human body, allow the frequency of most of sound can normal propagation, and reflector space departs from microphone area, can not produce the problem of uttering long and high-pitched sounds; Meanwhile, because horn module is installed obliquely, equivalence sound chamber, front end is strengthened, and can reduce the space that horn module takies in cavity, meet the demand of Whole Equipment slimming.
Description
Technical field
The utility model relates to chamber interior walls on-hook field, particularly relates to a kind of chamber interior walls on-hook with loudspeaker.
Background technology
The stage that current Smart Home just vigorously develops rapidly, building talkback equipment also answers the requirement of consumption demand and country to be transitioned into digital technology from analogue technique, function derives real-time high-definition video communication, real-time signal analysis process etc. from single sound intercommunication, low-resolution video monitoring.For chamber interior walls on-hook, need larger screen, thinner fuselage, more succinct outward appearance just can meet the fashion trend of intelligence now.Therefore the obtainable resource of loudspeaker institute is fewer and feweri, the structure space distributed to loudspeaker on average narrows down to present 30mm × 30mm × 5mm from former about 50mm × 50mm × 20mm, even also use 20mm × 10mm × 3mm, power is also reduced to present 2W and 1W from original 5W, which results in series of problems.
First, traditionally loudspeaker preposition, just facing to the scheme of user, when real-time intercommunication because loudspeaker reduce nearly 60% relative to the area of people, the sound intensity reduces 50%, cause the average distance of people and equipment to decrease about 30%, the area of sound wave that reflects by human body add 50%, the angle of reflection increases 37 ° from 24 °, this sound wave causing reflective echo powerful is conveyed to microphone and forms self-excitation, and generation is uttered long and high-pitched sounds.
Secondly, also there is the underlying scheme of loudspeaker at present, mean space is 20mm × 10mm × 3mm, is conveyed to people's ear by ground return, and main frame average wall hanging height 1.5m, sound effect is not good.
Finally, also have the rearmounted sounding scheme of loudspeaker at present, if but there is no suitable shell shape and place loudspeaker position rightly, easily there is the problem that sound is blocked, the equivalent operatic tunes is oversize, the low frequency part that sound frequency is less than 2000Hz is conveyed to people's ear by diffraction, but the HFS being about greater than 2000Hz is blocked at equipment behind, causes audio distortions, and microphone can be reflected back after low frequency part diffraction front face human body equally cause uttering long and high-pitched sounds.
Utility model content
Technical problem to be solved in the utility model after volume reduces, causes loudspeaker cannot normally outwards to speak or speak abnormal problem for the chamber interior walls on-hook with loudspeaker in prior art, a kind of chamber interior walls on-hook with loudspeaker is provided, can be normally transaudient and can not cause and utter long and high-pitched sounds.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of chamber interior walls on-hook with loudspeaker, comprise fore shell, back cover and horn module, described horn module is fixed on fore shell and is connected with back cover in the rear cavity formed, the both sides of described back cover are provided with the inclined-plane to back cover inner inclination, described inclined-plane offers grid of speaking respectively, and the inwall of grid of speaking described in horn module is installed on respectively, the direction of speaking of horn module is outside.
Further, described inclined-plane is positioned at the both sides in described back cover horizontal direction.
Further, described inclined-plane is 5-10 ° to the angle of inclination of back cover inner inclination.
Further, also comprise horn module stator, described horn module stator is arranged on the back side of described horn module, the inwall of grid of speaking described in horn module being fixed on.
Further, the installation site of described horn module is positioned at the edge of described back cover dual-side.
The beneficial effects of the utility model are: the horn module in chamber interior walls on-hook is rearmounted and install obliquely, large angle incidence sound wave reflects through human body, allow the frequency of most of sound can normal propagation, and reflector space depart from microphone area, can not produce the problem of uttering long and high-pitched sounds; Meanwhile, because horn module is installed obliquely, equivalence sound chamber, front end is strengthened, and can reduce the space that horn module takies in cavity, meet the demand of Whole Equipment slimming.
Accompanying drawing explanation
Fig. 1 is the schematic diagram at the back side of the chamber interior walls on-hook of the band loudspeaker of the utility model embodiment.
Fig. 2 is the vertical view of the chamber interior walls on-hook of the band loudspeaker of the utility model embodiment.
Fig. 3 is the decomposing schematic representation of the chamber interior walls on-hook of the band loudspeaker of the utility model embodiment.
Main element symbol description:
10, fore shell; 20, back cover; 21, inclined-plane; 22, to speak grid; 30, horn module; 31, horn module stator.
Embodiment
By describing technology contents of the present utility model, structural feature in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with execution mode.
The design of the utility model most critical is: on the basis of the rearmounted scheme of the loudspeaker in chamber interior walls on-hook in the prior art, horn module is located on the back cover of inclination, reach the object allowing the frequency of most of sound normally effectively propagate, solve the self-excitation of acoustic reflection generation, problem of uttering long and high-pitched sounds simultaneously.
Refer to Fig. 1 to Fig. 3, embodiment of the present utility model is a kind of chamber interior walls on-hook with loudspeaker, comprise fore shell 10, back cover 20 and horn module 30, described horn module 30 is fixed on fore shell 10 and is connected in the cavity of rear formation with back cover 20, the both sides of described back cover 20 are provided with the inclined-plane 21 to back cover inner inclination, described inclined-plane 21 offers grid 22 of speaking respectively, and the inwall of grid 22 of speaking described in horn module 30 is installed on respectively, the direction of speaking of horn module 30 is outside.When chamber interior walls on-hook wall hanging is on body of wall, back cover 20 both sides in the horizontal direction arrange the inclined-plane 21 to back cover inner inclination.
From foregoing description, the beneficial effects of the utility model are: horn module is rearmounted and install obliquely, and large angle incidence sound wave reflects through human body, allow the frequency of most of sound can normal propagation, and reflector space departs from microphone area, the problem of uttering long and high-pitched sounds can not be produced; Meanwhile, because horn module is installed obliquely, equivalence sound chamber, front end is strengthened, and can reduce the space that horn module takies in cavity, meet the demand of Whole Equipment slimming.Particularly, described inclined-plane is 5-10 ° to the angle of inclination of back cover inner inclination, and the transaudient effect of such angle is best, and can not produce and utter long and high-pitched sounds.
Further, as shown in figures 1 and 3, inclined-plane 21 is positioned at the both sides in back cover 20 horizontal direction.During wall hanging machine wall built-up inclined-plane be located at horizontal direction both sides or vertical direction both sides all can, all can avoid the generation of uttering long and high-pitched sounds, but be located at horizontal direction both sides and can make its transaudient better effects if.In addition, some wall hanging machine can be taken off use by from wall, and this part wall hanging machine can the setting position on strict regulations inclined-plane, is positioned at vertical or horizontal direction and all can.
Further, as shown in Figure 3, also comprise horn module stator 31, the inwall of grid 22 of speaking described in horn module 30 is fixed on by the back side that described horn module stator 31 is arranged on described horn module 30, can install horn module 30 so easily.
Further, the installation site of described horn module 30 is positioned at the edge of described back cover 20 dual-side, can produce like this and better go out sound effective value, reduces the probability that problem of uttering long and high-pitched sounds produces further.
The chamber interior walls on-hook of the band loudspeaker that the utility model provides can be used as building talkback equipment, and also can be applicable to other needs in the equipment of intercommunication.
In sum, the chamber interior walls on-hook of the band loudspeaker that the utility model provides can allow the frequency of most of sound can normal propagation, drop to minimum by producing the probability of uttering long and high-pitched sounds, and the space that horn module takies in cavity can be reduced, meet the demand of Whole Equipment slimming; In addition, the structure of the application also has feature easy for installation.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (5)
1. the chamber interior walls on-hook with loudspeaker, comprise fore shell, back cover and horn module, described horn module is fixed on fore shell and is connected with back cover in the rear cavity formed, it is characterized in that, the both sides of described back cover are provided with the inclined-plane to back cover inner inclination, described inclined-plane offers grid of speaking respectively, and the inwall of grid of speaking described in horn module is installed on respectively, the direction of speaking of horn module is outside.
2. the chamber interior walls on-hook of band loudspeaker according to claim 1, is characterized in that, described inclined-plane is positioned at the both sides in described back cover horizontal direction.
3. the chamber interior walls on-hook of band loudspeaker according to claim 1, is characterized in that, described inclined-plane is 5-10 ° to the angle of inclination of back cover inner inclination.
4. the chamber interior walls on-hook of band loudspeaker according to claim 1, is characterized in that, also comprises horn module stator, and described horn module stator is arranged on the back side of described horn module, the inwall of grid of speaking described in horn module being fixed on.
5. the chamber interior walls on-hook of band loudspeaker according to claim 1, is characterized in that, the installation site of described horn module is positioned at the edge of described back cover dual-side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420383695.1U CN204069230U (en) | 2014-07-11 | 2014-07-11 | With the chamber interior walls on-hook of loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420383695.1U CN204069230U (en) | 2014-07-11 | 2014-07-11 | With the chamber interior walls on-hook of loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204069230U true CN204069230U (en) | 2014-12-31 |
Family
ID=52210667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420383695.1U Expired - Fee Related CN204069230U (en) | 2014-07-11 | 2014-07-11 | With the chamber interior walls on-hook of loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204069230U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106568178A (en) * | 2016-11-15 | 2017-04-19 | 海信（山东）空调有限公司 | Integrated voice module for air conditioner and air conditioner |
-
2014
- 2014-07-11 CN CN201420383695.1U patent/CN204069230U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106568178A (en) * | 2016-11-15 | 2017-04-19 | 海信（山东）空调有限公司 | Integrated voice module for air conditioner and air conditioner |
| CN106568178B (en) * | 2016-11-15 | 2019-11-29 | 海信（山东）空调有限公司 | Idle call integration voice module and air-conditioning |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20180711 |