TWI264838B - Improved electrode connection structure of piezoelectric plate - Google Patents

Improved electrode connection structure of piezoelectric plate Download PDF

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Publication number
TWI264838B
TWI264838B TW94114330A TW94114330A TWI264838B TW I264838 B TWI264838 B TW I264838B TW 94114330 A TW94114330 A TW 94114330A TW 94114330 A TW94114330 A TW 94114330A TW I264838 B TWI264838 B TW I264838B
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TW
Taiwan
Prior art keywords
electrode
piezoelectric plate
piece
piezoelectric
conductive
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Application number
TW94114330A
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Chinese (zh)
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TW200640048A (en
Inventor
Jin-Wen Jou
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Zippy Tech Corp
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Priority to TW94114330A priority Critical patent/TWI264838B/en
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Publication of TWI264838B publication Critical patent/TWI264838B/en
Publication of TW200640048A publication Critical patent/TW200640048A/en

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Abstract

An improved electrode connection structure is utilized to constitute an electrical connection relationship between a piezoelectric plate and a circuit board disposed below the piezoelectric plate. There are a first electrode positioned on the piezoelectric plate and a corresponding second electrode positioned on the circuit board. The invention combines a conductive object and an elastic object. The conductive object includes at least two connected conduction faces electrically connected to the first and the second electrodes respectively, and the elastic object is positioned between the piezoelectric plate and the circuit board. By simply assembling, it accomplishes good electrical connection status between the piezoelectric plate and the conductive object. Moreover, it also eliminates vibration kinetic energy through applying the elastic object.

Description

1264838 九、發明說明: ' 【發明所屬之技術領域】 本發明係侧-種壓電片之電極導接構造改良 用?壓電片與電力傳輸壓電片之電路板以構成兩者良好重應 狀態及良好震盪動能消弭作用◦ ^生連接 【先前技術】 針對壓電片接電構造設計,本發明人 第527067、M252149、535999號專利,在現有技術中 ^告 電力電極係個別以導電喰材焊接方道+ 支中反电片之 導接技神電路板電彈片壓接方式等電極 而對應壓電片震盈動能之消咖,則多, 之間設有彈性體緩衝吸收該犀命片帝 电片下方一电路板 導接技術與彈性體在壓電片之配: ^ 電極 限制力防止壓電片震堡脫出,但製造上,n已 造及彈性體先配置後裝設^片狀悲巧極導接構 態,邊側設置彈性體雖亦有^收片係知上下震盪狀 容置盒之異音產生 度較大之㈣片時,將易有壓電片碰撞 【發明内容】 本發’在於解決上述之缺失,避免缺失的存在, 電極導接構迕,於二壓電片下方電路板電性連接關係之 之間之隹性體,藉此簡易製造 =…亥兒路板 件獲得良好電性連接壯達成M電片以導電物 連接狀恶外,同0祕備彈性體良好震i動能消拜 5 1264838 作用。 [實施方式】 請有泉了爾術邮,現就配合㈣說明如下. 及組合剖=所不』,係本發明結構分解、外觀立體 麼電片20下^;似=發明係用以構成壓電片2〇與該 壓電片20及命二之電極導接構造30,於該 中,兮+兒路板10各設有對應第—電極21及望-中扛!彳甘 中5亥電極導接構造30包含有—至少罝| /f弟一电極⑴其 一人—電極21及第二電極11之導電物件31,以及 、〜该導電物件31並位於該壓雷 上包物件31,以及 性體32,該彈性F 32 片20與该電路板1〇之間之彈 ^ 31 311 ' 312 「口」型導電「〔」型梢亦或為一 膠面32卜322用妓接利用該彈性體32表面係為黏 路板10,而為確保壓“ 2〇iimf件3卜壓電片20及電 且為更擴大其導電範圍,路板1G之良好電性連接關係, 膠塗佈彈性體32 =由,黏膠面32卜322係可為導電 電片20在震強電性導通效果,此外,考慮壓 =膠黏處有部分脫落之虞;J ’&能+讓彈^ 32因黏膠面321、 可如弟4圖所示,可^[电片20電力導接,因此,亦 有接電凸點籼,藉使之導接面311、312上凸設 10之第一電極21及第二+ 旎確貫觸接壓電片20與電路板 此外,本發明亦可;'第H而維持良好電性連接狀態。 有—彈性體40及—定位,斤不’在該Μ電片20上方更配置 除堡電片20下表面之第^ ^以壓電片20之輸入電極端為例, 由導電線材60或導電片材:二1干’另-上表面第三電極22則可 發明之電極導接構造3〇,: ^电路板10,亦可同樣設置如同本 10之導電線路(圖中未示)、,==麼片50上須設有連結電路板 述之。 達成效果同於本發明,將不另贅 以4838 _ .從第3、5圖所示中可以 为豆32達成導電物# ”、、員看出,本發明壓電片9π 道^^ 物件31相對壓9η 包片2〇透過彈性 導電物件31確眚保垃没f υ兒片20及電路板10之定/ L - m 保持壓w 2Q與電路板10之m ^ 二j 11之電性連接狀態,而彈^^=1極21及第 生晨盪動能時之良好吸震节 丑可作為壓電片2〇產 及穩定電力輸出。/㈣崎效維持壓電請應有壽命 曰 上所述僅為本發明的較佳實施例而已,並非用來限定本發 明之實施範圍。即凡依本發明申請專利範圍之内容所為的等效變 化與修飾,皆應為本發明之技術範疇。 1264838 【圖式簡單說明】 第1圖,係本發明之較佳實施例結構分解示意圖 第2圖,係本發明之較佳實施例外觀立體示意圖 第3圖,係本發明之組合剖面示意圖 第4圖,係本發明之電極導接構造另一使用例示意圖 第5圖,係本發明之另一實施例示意圖 【主要元件符號說明】 10........ .....電路板 11........ .....第二電極 20........ .....壓電片 21........ .....第一電極 22........ .....第三電極 30........ .....電極導接構造 31........ .....導電物件 31卜 312 · · · · · .....‘接面 313....... ......接電凸點 32、40...... .....彈性體 32卜 322 ..... .....黏膠面 50........ .....定位壓片 60........ .....‘黾線材1264838 IX. Description of the invention: 'Technical field to which the invention pertains>> The present invention is an improved electrode conduction structure for a side-type piezoelectric sheet, and a circuit board for a piezoelectric sheet and a power transmission piezoelectric sheet to constitute a good response State and good oscillating kinetic energy ◦ 生 生 生 先前 先前 先前 先前 先前 先前 先前 先前 生 生 生 针对 针对 针对 针对 针对 针对 527 527 527 527 527 527 527 527 527 527 527 527 527 527 527 527 527 527 527 527 527 527 527 527 527 527 527 527 527 The welding square + the anti-electrode of the branch is connected to the electro-elastic circuit board, and the electro-elastic piece is pressed and connected to the electrode, and the corresponding piece of the piezoelectric piece is oscillated and kinetic energy is eliminated, and there is an elastic body buffer to absorb the rhinoceros piece. The guiding technology of a circuit board under the Didian film and the elastic body are matched in the piezoelectric piece: ^ The electrode limiting force prevents the piezoelectric piece from escaping, but in manufacturing, the n has been fabricated and the elastic body is first configured and then mounted. The shape of the sinister and extremely sinusoidal configuration, although the elastic body on the side of the side is also known to have a large amount of noise generated by the upper and lower oscillating accommodating box, the piezoelectric piece will be easily collided. 】 The hair' is to solve the above-mentioned deficiency, Avoid the existence of the missing, the electrode guiding structure, the sturdy body between the electrical connection relationship of the circuit board under the two piezoelectric sheets, thereby making the simple manufacturing = ... Haier road plate to obtain a good electrical connection and strong to achieve M The electric piece is connected with the conductive material, and the same as the 0 secret elastic body, the kinetic energy annihilation 5 1264838 acts. [Embodiment] Please have a spring mail, and now cooperate with (4) to explain the following. And the combination of the section = no, is the structure decomposition of the present invention, the appearance of the three-dimensional electric film 20 ^; like = invention system used to constitute pressure The electric sheet 2 is connected to the piezoelectric sheet 20 and the electrode-conducting structure 30 of the second electrode. In this case, the 兮+child board 10 is provided with a corresponding first electrode 21 and a center-center 扛! The 亥 中 中 5 5 5 5 5 包含 电极 包含 电极 电极 电极 电极 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 The upper object 31, and the body 32, the elastic F 32 piece 20 and the circuit board 1 之 elastic ^ 31 311 ' 312 "mouth" type conductive "[" type tip is also a plastic surface 32 322 The surface of the elastic body 32 is spliced into a viscous plate 10, and the electrical connection relationship of the road plate 1G is ensured in order to ensure the pressure of the piezoelectric piece 20 and the electric power and to further expand the conductive range thereof. , plastic coated elastomer 32 =, adhesive surface 32 322 series can be the conductive electrical film 20 in the strong electrical conductivity effect, in addition, consider the pressure = adhesive part of the shedding; J '& can + Let the bomb ^ 32 due to the adhesive surface 321 , as shown in the figure 4 of the brother, can be [electrical film 20 power conduction, therefore, there is also a power bump 籼, so that the guiding surfaces 311, 312 convex 10, the first electrode 21 and the second + 旎 are in contact with the piezoelectric sheet 20 and the circuit board. In addition, the present invention can also be used; 'Hth and maintain a good electrical connection state. - Elastomer 40 and The position of the pin is not set above the top of the cymbal 20, and the lower surface of the slab 20 is taken as an example. The input electrode end of the piezoelectric piece 20 is taken as an example, and the conductive wire 60 or the conductive sheet: two dry The other-upper surface third electrode 22 can be invented with the electrode guiding structure 3〇, : ^ The circuit board 10 can also be arranged similarly to the conductive line of the present 10 (not shown), == The connection circuit board is provided. The effect achieved is the same as the present invention, and no further difference is 4838 _. From the third and fifth figures, the conductive material can be reached for the bean 32. The electric film 9π channel ^^ object 31 relative pressure 9η package 2 〇 through the elastic conductive object 31 to ensure that the 垃 没 f f 片 片 及 及 及 及 及 及 及 及 及 及 及 及 及 及 / / / / / / / / L L L L L L L L L L 2 2 ^ The electrical connection state of the two j 11 , and the good shock absorption and ugliness when the bomb ^^=1 pole 21 and the first morning kinetic energy can be used as the piezoelectric sheet 2 production and stable power output. / (4) Resilience to maintain the piezoelectricity. The above-mentioned preferred embodiment of the present invention is not intended to limit the scope of implementation of the present invention. That is, equivalent changes and modifications constituting the scope of the patent application of the present invention should be the technical scope of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic exploded view of a preferred embodiment of the present invention. FIG. 2 is a perspective view showing a third embodiment of the preferred embodiment of the present invention. FIG. 5 is a schematic view showing another embodiment of the electrode guiding structure of the present invention. FIG. 5 is a schematic view showing another embodiment of the present invention. [Main component symbol description] 10........ ..... 11........ .....Second electrode 20........ ..... Piezoelectric sheet 21........ ..... first Electrode 22................ Third electrode 30............... Electrode guiding structure 31.............. Conductive object 31 312 · · · · · .....' junction 313....... ... power bumps 32, 40 ... ..... Elastomer 32 322 ..... ..... Adhesive surface 50.............. Positioning tablet 60........ .....黾 wire

Claims (1)

ί264838 1十」為,: ~ 片τ方泰之ι極導接構造改良 ㈤反各巧f電性連接關係之電極導接電片與該藥電 C對應之第-電極及第二,於該壓電片及電 建起今J接導接構造包含有-至少且傷':,其待致在於: 件並;二:,第二電極之導電物料面分別電性 .如申請專利筋二τ: 間之彈性體。 物 兮才乾圍弟1項所述壓電片之带扠、皆 7早性體表面係為黏膠面U接構造改良,其 板。 轉電鱗、壓電片及^ 3.如申凊專利範圍第2項所述壓 該黏膠面係可為導電膠塗佈:亟導接構造改良,其 該彈性體係介於該導電物件之二 =w ¥接構造改良,其中 5.如申請專職圍第丨或2或 造改良,其中該導電物件係為—「匚 片之電極導接構 .如申請專利範圍第1或2或3或4項所述壓^片。 7· 造改良,其中該導電物件係為—「口 =片之黾極導接構 如申請專利範圍第i或2或3或4躺述壓電电片片之 造改良,其中該導接面更具備有接電凸點。 兒極^接構 .利範圍第1項所述壓電j^電極 該壓電片上方更配置有-彈性體及—定位壓片構以改良,其中Ί264838 1十",: ~ The improvement of the ι pole conduction structure of the piece τ Fangtai (5) The electrode-conducting electrode of the electrical connection relationship and the first electrode and the second corresponding to the drug C, at the pressure The electric piece and the electric construction of the present J connection structure include - at least the injury ':, which is caused by: the piece and the second: the second electrode of the conductive material surface is electrically. For example, the patent rib two τ: Elastomer between. The 压电 兮 围 围 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 The electric scale, the piezoelectric piece and the ^ 3. The pressure adhesive surface can be coated by a conductive adhesive as described in the second paragraph of the patent application scope: the 亟 guiding structure is improved, and the elastic system is interposed between the conductive object 2 = w ¥ connection structure improvement, wherein 5. If applying for full-time or second or manufacturing improvement, the conductive object is - "the electrode lead of the cymbal. If the patent scope is 1 or 2 or 3 or The above-mentioned piezoelectric film is made of the above-mentioned piezoelectric material sheet. Improved, wherein the guiding surface is further provided with a power bump. The electrode is electrically connected to the piezoelectric element of the first item. The piezoelectric sheet is further provided with an elastic body and a positioning tablet. Structure improvement
TW94114330A 2005-05-04 2005-05-04 Improved electrode connection structure of piezoelectric plate TWI264838B (en)

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TWI264838B true TWI264838B (en) 2006-10-21
TW200640048A TW200640048A (en) 2006-11-16

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