TWI506492B - Touch module - Google Patents
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- TWI506492B TWI506492B TW102124623A TW102124623A TWI506492B TW I506492 B TWI506492 B TW I506492B TW 102124623 A TW102124623 A TW 102124623A TW 102124623 A TW102124623 A TW 102124623A TW I506492 B TWI506492 B TW I506492B
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Description
本發明涉及一種觸控模組。 The invention relates to a touch module.
觸摸式液晶顯示器作為最新之輸入設備係目前最簡單、方便、自然之一種人機對話模式，已經受到越來越廣泛之歡迎和應用。現有之液晶顯示器通常包括一曲面外殼以及一觸控面板。所述曲面外殼與觸控面板之間藉由光學膠膠合為一體。然而，由於光學膠邊緣部分部受到曲面外殼之壓力壓迫，造成溢膠之問題，致使光學膠厚度不均勻，影響了觸摸式液晶顯示器之觸控性能。 As the latest input device, the touch-type liquid crystal display is the most simple, convenient and natural human-machine dialogue mode, and has been widely welcomed and applied. Existing liquid crystal displays typically include a curved outer casing and a touch panel. The curved outer casing and the touch panel are integrated by optical glue. However, since the edge portion of the optical adhesive is pressed by the pressure of the curved outer casing, the problem of overflowing the glue is caused, resulting in uneven thickness of the optical adhesive, which affects the touch performance of the touch liquid crystal display.
有鑒於此，有必要提供一種可防止溢膠之觸控模組。 In view of this, it is necessary to provide a touch module that can prevent overflow.
一種觸控模組，其包括一外殼、一觸控面板、一第一光學膠層。所述觸控面板藉由所述第一光學膠層與所述外殼之內側面相膠合。所述觸控模組進一步包括一溢膠擋牆，所述溢膠擋牆設置於所述觸控面板與所述外殼之間。所述第一光學膠層收容於所述溢膠擋牆內。所述溢膠擋牆用於阻擋所述第一光學膠層之膠體溢出。 A touch module includes a housing, a touch panel, and a first optical adhesive layer. The touch panel is glued to the inner side surface of the outer casing by the first optical adhesive layer. The touch module further includes an overflow rubber retaining wall disposed between the touch panel and the outer casing. The first optical adhesive layer is received in the overflow rubber retaining wall. The overflow retaining wall is configured to block the colloid overflow of the first optical glue layer.
相較於先前技術，本發明之觸控模組由於所述觸控面板與所述外殼之間設置有溢膠擋牆，所述第一光學膠層收容於所述溢膠擋牆內，所述溢膠擋牆用於阻擋所述第一光學膠層之膠體溢出。因此本發明之觸控模組可防止溢膠之問題，使所述第一光學膠層厚度 均勻。 Compared with the prior art, the touch module of the present invention is provided with an overflow rubber retaining wall between the touch panel and the outer casing, and the first optical adhesive layer is received in the overflow rubber retaining wall. The overflow rubber retaining wall is used to block the colloid overflow of the first optical glue layer. Therefore, the touch module of the present invention can prevent the problem of overflowing glue, and the thickness of the first optical adhesive layer Evenly.
100‧‧‧觸控模組 100‧‧‧ touch module
10‧‧‧外殼 10‧‧‧ Shell
20‧‧‧觸控面板 20‧‧‧Touch panel
30‧‧‧第一光學膠層 30‧‧‧First optical layer
35‧‧‧溢膠擋牆 35‧‧‧Overflow of glue retaining wall
40‧‧‧顯示面板 40‧‧‧ display panel
50‧‧‧第二光學膠層 50‧‧‧Second optical layer
11‧‧‧透光部 11‧‧‧Transmission Department
12‧‧‧固定部 12‧‧‧ Fixed Department
110‧‧‧收容槽 110‧‧‧ receiving trough
111‧‧‧第一表面 111‧‧‧ first surface
112‧‧‧第二表面 112‧‧‧ second surface
113‧‧‧側壁 113‧‧‧ side wall
21‧‧‧感應區 21‧‧‧ Sensing area
22‧‧‧佈線區 22‧‧‧ wiring area
23‧‧‧第三表面 23‧‧‧ third surface
24‧‧‧第四表面 24‧‧‧ fourth surface
350‧‧‧排氣孔 350‧‧‧ venting holes
41‧‧‧第五表面 41‧‧‧ fifth surface
42‧‧‧第六表面 42‧‧‧ sixth surface
圖1係本發明提供之觸控模組之立體分解示意圖。 FIG. 1 is a perspective exploded view of a touch module provided by the present invention.
圖2係本發明提供之觸控模組之剖面示意圖。 2 is a schematic cross-sectional view of a touch module provided by the present invention.
圖3係圖2中之觸控模組中之防溢膠元件之示意圖。 3 is a schematic diagram of an anti-overflow component in the touch module of FIG. 2.
下面將結合附圖對本發明實施方式作進一步之詳細說明。 The embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.
請一參閱圖1與圖2，本發明實施方式提供之觸控模組100，其包括一外殼10、一觸控面板20、一第一光學膠層30、一溢膠擋牆35，一顯示面板40以及一第二光學膠層50。 Referring to FIG. 1 and FIG. 2 , a touch module 100 according to an embodiment of the present invention includes a housing 10 , a touch panel 20 , a first optical adhesive layer 30 , an overflow rubber barrier 35 , and a display . The panel 40 and a second optical adhesive layer 50.
所述外殼10由非導電材料，如塑膠材質製成或玻璃材質製成，包括一透光部11及環繞所述透光部11之固定部12。所述透光部11為透光或透明材質製成。所述透光部11大致為長方體，包括一第一表面111一與所述第一表面111相背離之第二表面112、以及垂直連接所述第一表面111以及第二表面112之側壁113。所述第一表面111大致平行於所述第二表面112。所述固定部12與所述透光部11藉由雙料注射成型(double injection)之方式相連接。所述固定部12連接於所述側壁113。所述固定部12為彎曲狀，自所述側壁113向所述第一表面111方向彎曲。 The outer casing 10 is made of a non-conductive material, such as a plastic material or a glass material, and includes a light transmitting portion 11 and a fixing portion 12 surrounding the light transmitting portion 11. The light transmitting portion 11 is made of a light transmissive or transparent material. The light transmitting portion 11 is substantially rectangular parallelepiped, and includes a first surface 111, a second surface 112 facing away from the first surface 111, and a sidewall 113 vertically connecting the first surface 111 and the second surface 112. The first surface 111 is substantially parallel to the second surface 112. The fixing portion 12 and the light transmitting portion 11 are connected by double injection molding. The fixing portion 12 is coupled to the side wall 113. The fixing portion 12 has a curved shape and is bent from the side wall 113 toward the first surface 111.
本實施方式中，所述觸控面板20為一電容式觸控面板，其包括一感應區21以及一環繞所述感應區21之佈線區22。所述感應區21為依據人體靜電變化感應電容變化之有效致動區域。所述佈線區22用於佈線之用途，以便將觸控訊號傳輸至一處理器(圖未示)。 所述觸控面板20大致為長方體，包括一第三表面23以及一背離所述第三表面23之第四表面24。所述第三表面23大致平行於所述第四表面24。所述觸控面板20之所述第三表面23和所述第四表面24之面積均大於所述透光部11之第一表面111之面積且小於所述外殼10之內側面之面積。 In the embodiment, the touch panel 20 is a capacitive touch panel, and includes a sensing area 21 and a wiring area 22 surrounding the sensing area 21 . The sensing area 21 is an effective actuation area that changes the sensing capacitance according to the static electricity of the human body. The wiring area 22 is used for wiring purposes to transmit touch signals to a processor (not shown). The touch panel 20 is substantially rectangular parallelepiped and includes a third surface 23 and a fourth surface 24 facing away from the third surface 23 . The third surface 23 is substantially parallel to the fourth surface 24. The areas of the third surface 23 and the fourth surface 24 of the touch panel 20 are both larger than the area of the first surface 111 of the light transmitting portion 11 and smaller than the area of the inner side surface of the outer casing 10.
所述第一光學膠層30為一OCR(Optical Clear Resin,OCR)光學膠。所述第一光學膠層30之面積大於所述透光部11之第一表面111之面積而小於所述外殼10之內側面之面積，同時也小於所述觸控面板20之第三表面23之面積。所述觸控面板20之第四表面24藉由所述第一光學膠層30與所述外殼10相貼合，以使所述觸控面板20之第四表面24與所述第一表面111相正對。所述第一光學膠層30與所述觸控面板20均完全覆蓋所述透光部11且所述佈線區22被所述固定部12遮蓋，也即，所述外殼10之固定部12部分遮蓋所述觸控面板20之感應區21，以避免使用者進行無效之觸控操作。 The first optical adhesive layer 30 is an OCR (Optical Clear Resin, OCR) optical adhesive. The area of the first optical adhesive layer 30 is larger than the area of the first surface 111 of the transparent portion 11 and smaller than the area of the inner side surface of the outer casing 10, and is also smaller than the third surface 23 of the touch panel 20. The area. The fourth surface 24 of the touch panel 20 is adhered to the outer casing 10 by the first optical adhesive layer 30 such that the fourth surface 24 of the touch panel 20 and the first surface 111 Right. The first optical adhesive layer 30 and the touch panel 20 completely cover the transparent portion 11 and the wiring region 22 is covered by the fixing portion 12, that is, the fixing portion 12 of the outer casing 10 The sensing area 21 of the touch panel 20 is covered to prevent the user from performing an invalid touch operation.
由於所述第一光學膠層30之面積小於所述外殼10之內側面之面積，同時也小於所述觸控面板20之第三表面23之面積，因此，所述第一光學膠層30、所述外殼10之固定部12以及所述觸控面板20之間共同形成一收容槽110。 Since the area of the first optical adhesive layer 30 is smaller than the area of the inner side surface of the outer casing 10 and is smaller than the area of the third surface 23 of the touch panel 20, the first optical adhesive layer 30, A receiving groove 110 is formed between the fixing portion 12 of the outer casing 10 and the touch panel 20 .
所述溢膠擋牆35收容於所述收容槽110內，且固設於所述固定部12與所述觸控面板20之佈線區22之間。本實施方式中，所述溢膠擋牆35為一個獨立於所述外殼10或所述觸控面板20之獨立元件。所述溢膠擋牆35沿垂直所述第一表面111方向之厚度等於所述第一光學膠層30沿垂直所述第一表面111方向之厚度。所述溢膠擋牆35***述第一光學膠層30。所述溢膠擋牆35用於阻擋所述第 一光學膠層30之膠體溢出。請一併參閱圖3，本實施方式中，所述溢膠擋牆35還開設有複數個排氣孔350，使得所述第一光學膠層30與所述外殼10之間以及所述第一光學膠層30與所述觸控面板20之間之氣體能藉由所述排氣孔350釋放出去，從而有效之防止所述第一光學膠層30與所述外殼10之間以及所述第一光學膠層30與所述觸控面板20之間因氣體壓力過大而分離。 The overflow rubber retaining wall 35 is received in the receiving groove 110 and is fixed between the fixing portion 12 and the wiring region 22 of the touch panel 20 . In this embodiment, the overflow retaining wall 35 is a separate component that is independent of the outer casing 10 or the touch panel 20 . The thickness of the overflow retaining wall 35 in the direction perpendicular to the first surface 111 is equal to the thickness of the first optical adhesive layer 30 in the direction perpendicular to the first surface 111. The overflow retaining wall 35 receives the first optical adhesive layer 30. The overflow rubber retaining wall 35 is configured to block the first The colloid of an optical adhesive layer 30 overflows. Referring to FIG. 3 together, in the embodiment, the overflow rubber retaining wall 35 is further provided with a plurality of vent holes 350, such that the first optical adhesive layer 30 and the outer casing 10 and the first The gas between the optical adhesive layer 30 and the touch panel 20 can be released by the vent hole 350, thereby effectively preventing the first optical adhesive layer 30 and the outer casing 10 and the first An optical adhesive layer 30 and the touch panel 20 are separated due to excessive gas pressure.
所述顯示面板40用於顯示影像資料。所述第二光學膠層50之材料與所述第一光學膠層30之材料相同。所述顯示面板40藉由所述第二光學膠層50貼合於所述觸控面板20之第三表面23。所述顯示面板40包括一與所述第三表面23相對之第五表面41以及一與所述第五表面41相背離之第六表面42。所述第五表面41大致平行於所述第六表面42。本實施方式中，所述第五表面41之面積小於所述第三表面23之面積且等於所述第一表面111之面積，以使所述顯示面板40顯示之影像資料能透過所述第二光學膠層50、所述觸控面板20以及所述第一光學膠層30完全顯示於所述外殼10之透光部11。 The display panel 40 is used to display image data. The material of the second optical adhesive layer 50 is the same as the material of the first optical adhesive layer 30. The display panel 40 is attached to the third surface 23 of the touch panel 20 by the second optical adhesive layer 50 . The display panel 40 includes a fifth surface 41 opposite the third surface 23 and a sixth surface 42 that faces away from the fifth surface 41. The fifth surface 41 is substantially parallel to the sixth surface 42. In this embodiment, the area of the fifth surface 41 is smaller than the area of the third surface 23 and equal to the area of the first surface 111, so that the image data displayed by the display panel 40 can pass through the second surface. The optical adhesive layer 50 , the touch panel 20 , and the first optical adhesive layer 30 are completely displayed on the light transmitting portion 11 of the outer casing 10 .
在其他實施方式中，所述溢膠擋牆35也可與所述外殼10之固定部12一體成型。 In other embodiments, the overflow retaining wall 35 can also be integrally formed with the fixing portion 12 of the outer casing 10.
在其他實施方式中，所述溢膠擋牆35也可與所述觸控面板20之佈線區22一體成型。 In other embodiments, the overflow retaining wall 35 can also be integrally formed with the wiring area 22 of the touch panel 20 .
在其他實施方式中，所述第一光學膠層30和所述第二光學膠層50也可分別採用不同之材料製成。 In other embodiments, the first optical adhesive layer 30 and the second optical adhesive layer 50 may also be made of different materials.
組裝時，先將所述顯示面板40藉由所述第二光學膠層50與所述觸 控面板20相膠合，然後再將所述第一光學膠層30塗布於所述觸控面板20之第四表面24，最後將膠合為一體之所述顯示面板40、所述第二光學膠層50以及所述觸控面板20藉由所述第一光學膠層30固設於所述外殼10之內側面。由於所述外殼10之固定部12為彎曲狀，所述第一光學膠層30以及所述觸控面板20之佈線區22隨著固定部12之彎曲而彎曲，所述第一光學膠層30受到彎曲之固定部12壓力壓迫而溢出之膠體被所述溢膠擋牆35阻擋，從而可防止溢膠之問題，使所述第一光學膠層30厚度均勻。此外，由於所述溢膠擋牆35設置於所述觸控面板20與所述外殼10之間，可以支撐所述外殼10，使所述外殼10與所述觸控面板20相間隔，以維持設置於所述外殼10與所述觸控面板20之間之所述第一光學膠層30之厚度之均勻性。 When assembling, the display panel 40 is firstly connected to the touch panel 40 by the second optical adhesive layer 50 The control panel 20 is glued, and then the first optical adhesive layer 30 is applied to the fourth surface 24 of the touch panel 20, and finally the display panel 40 and the second optical adhesive layer are glued together. The touch panel 20 is fixed to the inner side surface of the outer casing 10 by the first optical adhesive layer 30. The first optical adhesive layer 30 and the wiring region 22 of the touch panel 20 are bent as the fixing portion 12 is bent, and the first optical adhesive layer 30 is bent. The colloid which is pressed by the pressure of the bent fixing portion 12 is blocked by the overflow stopper wall 35, so that the problem of overflowing the glue can be prevented, and the thickness of the first optical adhesive layer 30 is made uniform. In addition, since the overflow wall 35 is disposed between the touch panel 20 and the outer casing 10, the outer casing 10 can be supported to keep the outer casing 10 spaced from the touch panel 20 to maintain The uniformity of the thickness of the first optical adhesive layer 30 disposed between the outer casing 10 and the touch panel 20.
綜上所述，本發明確已符合發明專利之要件，遂依法提出專利申請。惟，以上所述者僅為本發明之較佳實施方式，自不能以此限制本案之申請專利範圍。舉凡熟悉本案技藝之人士爰依本發明之精神所作之等效修飾或變化，皆應涵蓋於以下申請專利範圍內。 In summary, the present invention has indeed met the requirements of the invention patent, and has filed a patent application according to law. However, the above description is only a preferred embodiment of the present invention, and it is not possible to limit the scope of the patent application of the present invention. Equivalent modifications or variations made by persons skilled in the art in light of the spirit of the invention are intended to be included within the scope of the following claims.
100‧‧‧觸控模組 100‧‧‧ touch module
20‧‧‧觸控面板 20‧‧‧Touch panel
30‧‧‧第一光學膠層 30‧‧‧First optical layer
35‧‧‧溢膠擋牆 35‧‧‧Overflow of glue retaining wall
40‧‧‧顯示面板 40‧‧‧ display panel
50‧‧‧第二光學膠層 50‧‧‧Second optical layer
11‧‧‧透光部 11‧‧‧Transmission Department
12‧‧‧固定部 12‧‧‧ Fixed Department
110‧‧‧收容槽 110‧‧‧ receiving trough
111‧‧‧第一表面 111‧‧‧ first surface
112‧‧‧第二表面 112‧‧‧ second surface
113‧‧‧側壁 113‧‧‧ side wall
21‧‧‧感應區 21‧‧‧ Sensing area
22‧‧‧佈線區 22‧‧‧ wiring area
23‧‧‧第三表面 23‧‧‧ third surface
24‧‧‧第四表面 24‧‧‧ fourth surface
41‧‧‧第五表面 41‧‧‧ fifth surface
42‧‧‧第六表面 42‧‧‧ sixth surface
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| CN201310235282.9A CN103336604B (en) | 2013-06-14 | 2013-06-14 | touch module |
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| TW201447673A TW201447673A (en) | 2014-12-16 |
| TWI506492B true TWI506492B (en) | 2015-11-01 |
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| CN102264201B (en) * | 2010-05-25 | 2014-07-23 | 鸿富锦精密工业（深圳）有限公司 | Electronic device |
| CN103034350A (en) * | 2011-09-29 | 2013-04-10 | 群康科技(深圳)有限公司 | Touch panel, touch display panel provided with touch panel and jointing method of touch panel |
| CN102508571B (en) * | 2011-10-12 | 2015-03-04 | 南京瀚宇彩欣科技有限責任公司 | Structure of adhering module of touch panel |
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2013
- 2013-06-14 CN CN201310235282.9A patent/CN103336604B/en not_active Expired - Fee Related
- 2013-07-09 TW TW102124623A patent/TWI506492B/en not_active IP Right Cessation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201314515A (en) * | 2011-09-29 | 2013-04-01 | Chimei Innolux Corp | Touch panel, touch display panel using the same and adhering method thereof |
| TWM443227U (en) * | 2012-08-20 | 2012-12-11 | Chih-Chung Lin | Touch panel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103336604A (en) | 2013-10-02 |
| CN103336604B (en) | 2016-12-28 |
| TW201447673A (en) | 2014-12-16 |
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| Date | Code | Title | Description |
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| MM4A | Annulment or lapse of patent due to non-payment of fees |