CN2822082Y - Drum paper connection sheet - Google Patents
Drum paper connection sheet Download PDFInfo
- Publication number
- CN2822082Y CN2822082Y CN 200520122057 CN200520122057U CN2822082Y CN 2822082 Y CN2822082 Y CN 2822082Y CN 200520122057 CN200520122057 CN 200520122057 CN 200520122057 U CN200520122057 U CN 200520122057U CN 2822082 Y CN2822082 Y CN 2822082Y
- Authority
- CN
- China
- Prior art keywords
- plane materiel
- drum paper
- utility
- model
- brace
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Diaphragms For Electromechanical Transducers (AREA)
Abstract
The utility model relates to a drum paper connection sheet. Two layers of face materials with different characteristics are mutually folded and then are combined into integration by pressurization and heating modes. The integration of the two layers of face materials is shape into an annular shape and is provided with an arc-shaped part and two extension parts positioned at the inner and the outer end edges of the arc-shaped part, wherein the extension part at the inner side is fixedly connected with a piece of drum paper and the extension part at the outer side is connected with an iron frame of a horn. The utility model with the structure overcomes the defect of weak strength of an existing drum paper connection sheet made of single face material. Simultaneously, an audio horn can have better tone quality output.
Description
Technical field
The utility model relates to the assembly of use in the device that loud speaker, loudspeaker etc. need be sounded, and is suspended to the brace structure of chase especially for rousing paper.
Background technology
Typical moving-coil type horn structure includes dynamical system, drum paper and suspension as shown in Figure 1.Dynamical system wherein further includes: magnet, pole piece, last iron, gap and voice coil loudspeaker voice coil.Described bulging paper A is and is used for the vibrating diaphragm of mobile air, is generally taper or hemispheric sound basin.Suspension is then formed with outstanding limit structure by playing ripple B, is used for the orientation of responsible traction drum paper A to move.
Its operation principle is to have produced electromagnetic field when electric current flows through voice coil loudspeaker voice coil, the magnetic field of the permanent magnet on this electromagnetic field and the loudspeaker direction that meets at right angles, and this makes the stressed motion in gap (gap between voice coil loudspeaker voice coil and the magnet) of movable coil.This mechanical force of being produced of motion makes that the vibrating diaphragm drum paper that is attached to voice coil loudspeaker voice coil produces vertically, motion up and down (vibration), thereby makes air vibration and send audio frequency and be sent to people's ear, reaches the purpose that sound-reducing confession people listens to, and has realized the conversion of electric energy to acoustic energy.
General existing bulging paper structure is the material such as cloth, paper wood, rubber with individual layer, even bond material and the coniform basin body of moulding, and in central authorities one hole that is used for installing voice coil loudspeaker voice coil is set; The external diameter ora terminalis of drum paper then is combined with brace, is fixed in the chase inner edge of loudspeaker again by this brace, is fixed on chase will rouse the paper suspention.
Again as shown in Figure 2, traditional bulging paper brace A adopts that elastomeric material is one-body molded to be annular shape, and has curved portions A1, and have inboard extension A2 and outside extension A3 respectively at the two ends of this curved portions, this inboard extension is used for being incorporated into bulging paper external diameter ora terminalis, outside extension then is used for being incorporated into loudspeaker chase inner edge, and this curved portions is then as provide brace needed elasticity spring-likely.The shortcoming of traditional bulging paper brace is that weight is heavier, and consuming time in forming process, causes cost of manufacture high.Again because of elastomeric material is difficult for and coloring material for mixing when the moulding, so that all present the embarrassed look of colour system dullness for a long time; After long-term in addition the use, rubber can chap because of oxidation, even produces slot.
The utility model content
Main purpose of the present utility model is to solve traditional drum paper brace and adopts single elastomeric material manufacturing, thus exist weight heavier, be not easy to cause dull coloring, the long-term shortcomings such as be full of cracks easily of using with coloring material for mixing.
Major technique means provided by the utility model, it is basic unit's plane materiel that will have toughness and intensity, collocation is superimposed with each other than rubber-like elastic layer plane materiel, mode with pressurization and heating is combined as a whole it again, be shaped to annular shape simultaneously and have a curved portions and be positioned at this curved portions, two extensions of external end edge, inboard extension wherein is used for and rouses paper linking fixing, outside extension then is used for being connected and fixed with the loudspeaker chase, with overcome the existing drum paper brace that adopts single plane materiel manufacturings shortcoming, also can make Music centre loudspeaker possess better tonequality simultaneously and export.
Compare with the bulging paper brace of existing elastomeric material, bulging paper brace provided by the utility model, because the two-layer plane materiel that possesses different qualities of tool, thereby can be under the condition that alleviates brace weight still keep due intensity of institute and elasticity, more can allow brace mixing colorant and produce the product that has more active color; In addition, more stand long-term use and be difficult for producing the phenomenon of be full of cracks.
Description of drawings
Fig. 1 represents the section plan of general horn structure.
Fig. 2 represents that existing drum paper brace is incorporated into the section plan of the structure of bulging paper.
Fig. 3 represents that bulging paper brace of the present utility model is incorporated into the section plan of the structure of bulging paper.
Fig. 4 is the partial enlarged drawing in the X zone of Fig. 3.
Embodiment
See also Fig. 3 and Fig. 4, execution mode of the present utility model, be after two-layer plane materiel with different qualities is superimposed with each other, cooperate mould to adopt the mode of pressurization and heating that it is combined as a whole, and be shaped to and have a curved portions 11, with lay respectively within this curved portions 11, the inboard extension 111 and the outside extension 112 of lateral border.
Preferred embodiment of the present utility model, be to adopt the thin layer cloth that has toughness and intensity as basic unit's plane materiel 12, and adopt and possess flexible elastomeric material as elastic layer plane materiel 13, with this elastic layer plane materiel 13 superimposed above basic unit's plane materiel 12 after, again so that this bilayer plane materiel is bestowed suitable heating and pressurization, so that elastic layer plane materiel 13 is combined as a whole with basic unit's plane materiel 12, should be shaped to annular shape by the bilayer plane materiel simultaneously, and make its section possess a described curved portions 11, and extend an inboard extension 111 and outside extension 112 respectively at the medial margin and the lateral border of curved portions 11.
After described brace 1 was made and finished, itself and the mode that drum paper 2 makes up were the upper surfaces of sticker being coated inboard extension 111, this upper surface were bonded in the following with fixing of bulging paper 2 external diameter ora terminalis again.And the compound mode of brace 1 and loudspeaker chase then is a lower surface of sticker being coated outside extension 112, this lower surface is adhered to the inner edge of chase again, will rouse the effect that chase is fixed in paper 2 suspentions to reach by brace 1.
In addition, via the improvement of the utility model for the brace structure, it can obtain at least to following advantage:
1. lower floor of the present utility model material uses the thin layer cloth as basic unit's plane materiel, and its characteristic is difficult for breaking for having toughness, is specially adapted to drum paper and is resisted because of the long run frequency power of pullling that produces of beating.
2. brace of the present utility model is not owing to be not to adopt elastomeric material fully, but by part elastomeric material and part thin layer cloth be combined into, so the brace that the weight of integral body can be more traditional is lighter.
3. upper strata of the present utility model material is used possesses flexible elastomeric material (for example PU) as the elastic layer plane materiel, its characteristic is produced vibration by absorbing bulging paper because of frequency jitter, and this property elastic layer plane materiel can add the making of mixing colours of various colorants, can enrich the diversity of Music centre loudspeaker color, and then cause consumer's desire to purchase more.
The above only is in order to explain preferred embodiment of the present utility model; be not that attempt is done any pro forma restriction to the utility model according to this; therefore; all have in that identical utility model spirit is following do relevant any modification of the present utility model or change, all must be included in the category of the utility model intention protection.
Claims (4)
1. a bulging paper brace is characterized in that, comprising:
One basic unit's plane materiel;
The posterior limiting plane materiel, superimposed above described basic unit plane materiel;
By mould above-mentioned basic unit's plane materiel and elastic layer plane materiel after superimposed bestowed pressurized, heated and be shaped to annular shape, and have curved portions at this annular section, and the inboard extension and the outside extension that are positioned at these curved portions both sides.
2. bulging paper brace according to claim 1 is characterized in that, described basic unit plane materiel is a kind of thin layer cloth.
3. bulging paper brace according to claim 1 is characterized in that described elastic layer plane materiel is a kind of elastomeric material.
4. bulging paper brace according to claim 3 is characterized in that, described this elastomeric material is a kind of PU material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520122057 CN2822082Y (en) | 2005-09-27 | 2005-09-27 | Drum paper connection sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520122057 CN2822082Y (en) | 2005-09-27 | 2005-09-27 | Drum paper connection sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2822082Y true CN2822082Y (en) | 2006-09-27 |
Family
ID=37018633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520122057 Expired - Fee Related CN2822082Y (en) | 2005-09-27 | 2005-09-27 | Drum paper connection sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2822082Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102088655A (en) * | 2010-01-29 | 2011-06-08 | 江苏东禾电声配件有限公司 | Forming and pressing die for loudspeaker drum paper |
| CN102711020A (en) * | 2012-06-13 | 2012-10-03 | 浙江天乐集团有限公司 | PU (Polyurethane) edge paper basin for loudspeaker and production method of PU edge paper basin |
-
2005
- 2005-09-27 CN CN 200520122057 patent/CN2822082Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102088655A (en) * | 2010-01-29 | 2011-06-08 | 江苏东禾电声配件有限公司 | Forming and pressing die for loudspeaker drum paper |
| CN102088655B (en) * | 2010-01-29 | 2013-11-13 | 江苏东禾电声配件有限公司 | Forming and pressing die for loudspeaker drum paper |
| CN102711020A (en) * | 2012-06-13 | 2012-10-03 | 浙江天乐集团有限公司 | PU (Polyurethane) edge paper basin for loudspeaker and production method of PU edge paper basin |
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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 |
Granted publication date: 20060927 Termination date: 20140927 |
|
| EXPY | Termination of patent right or utility model |