CN210174347U - Touch display screen capable of avoiding attaching bubbles - Google Patents
Touch display screen capable of avoiding attaching bubbles Download PDFInfo
- Publication number
- CN210174347U CN210174347U CN201920706197.9U CN201920706197U CN210174347U CN 210174347 U CN210174347 U CN 210174347U CN 201920706197 U CN201920706197 U CN 201920706197U CN 210174347 U CN210174347 U CN 210174347U
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- display screen
- liquid crystal
- crystal display
- screen module
- touch
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 59
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 70
- 229910052742 iron Inorganic materials 0.000 claims description 36
- 239000002390 adhesive tape Substances 0.000 claims description 14
- 238000001746 injection moulding Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 abstract description 12
- 239000003292 glue Substances 0.000 abstract 2
- 230000006978 adaptation Effects 0.000 abstract 1
- 238000004026 adhesive bonding Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010897 surface acoustic wave method Methods 0.000 description 1
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- Liquid Crystal (AREA)
Abstract
The utility model relates to a liquid crystal display equipment technical field discloses a touch display screen that laminating bubble appears can be avoided, including the backlight subassembly, liquid crystal display screen module and touch-sensitive screen module, the liquid crystal display screen module sets up on the backlight subassembly, the backlight subassembly includes down the chase, go up the chase and glue the frame, glue the frame setting at the chase inside wall down, the middle concave mounting groove that is equipped with one and liquid crystal display screen module looks adaptation of gluing the frame, the liquid crystal display screen module is established in the mounting groove, the upper surface of liquid crystal display screen module exceeds the upper surface setting of chase, be equipped with flexible circuit board on the liquid crystal display screen module, the laminating of touch-sensitive screen module is on the liquid crystal display screen module. The technical scheme of the utility model laminating bubble between touch-sensitive screen module and the liquid crystal display screen module can effectively be stopped, the laminating yield of touch-sensitive screen module is improved.
Description
Technical Field
The utility model relates to a liquid crystal display equipment technical field, in particular to touch display screen that laminating bubble appears can be avoided.
Background
The touch display screen module is an important component of the touch display, the touch screen in the touch display screen module is mainly divided into a capacitive touch screen, a resistive touch screen and a surface acoustic wave touch screen, and the touch display screen module is matched with other components in the display to work, so that man-machine interaction becomes simpler and more intuitive, and the touch display screen module is popular in electronic products.
However, present current touch display module assembly, mostly through last chase lock under on the chase, fix the liquid crystal display module, the up end of going up the chase often exceeds liquid crystal display's upper surface, the touch-sensitive screen laminating is when on liquid crystal display, because go up the upper surface that the chase up end is high liquid crystal display, after the touch-sensitive screen covers on the liquid crystal display, there is the laminating clearance, make to have more bubble between the lower surface of touch-sensitive screen and liquid crystal display's the upper surface, influence the quality of liquid crystal display module assembly.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can avoid the touch display screen that laminating bubble appears, aim at solving current touch display module and exist and have the laminating clearance for there are more bubbles between the lower surface of touch-sensitive screen and liquid crystal display's the upper surface, influence the technical problem of the quality of liquid crystal display module.
In order to achieve the above object, the touch display panel capable of avoiding the occurrence of the attaching bubbles provided by the present invention comprises a backlight assembly, a liquid crystal display panel module and a touch panel module, the liquid crystal display screen module is arranged on the backlight source component, the backlight source component comprises a lower iron frame, an upper iron frame and a rubber frame, the rubber frame is arranged on the inner side wall of the lower iron frame, the middle of the rubber frame is concavely provided with an installation groove matched with the liquid crystal display screen module, the liquid crystal display screen module is arranged in the mounting groove, the upper iron frame is detachably buckled on the lower iron frame, the upper surface of the liquid crystal display screen module is higher than the upper surface of the upper iron frame, a flexible circuit board is arranged on the liquid crystal display screen module, the touch screen module is attached to the liquid crystal display screen module, and the edge of the touch screen module is fixed to the edge of the upper iron frame.
Optionally, the height range of the upper surface of the liquid crystal display screen module higher than the upper surface of the upper iron frame is 0.1mm to 0.2 mm.
Optionally, the edge of the touch screen module is attached to the edge of the upper iron frame through a square double-sided adhesive tape.
Optionally, the square double-sided tape is formed by connecting two L-shaped double-sided tapes end to end.
Optionally, the lower iron frame and the rubber frame are integrally formed through injection molding, and a plurality of injection molding holes are annularly formed in the lower end face of the lower iron frame.
Optionally, a first pair of bit lines which can be attached to the edge of the flexible circuit board is arranged on the back surface of the lower iron frame.
Optionally, the flexible circuit board is provided with a second alignment line which can be attached to the side edge of the lower iron frame.
Optionally, the liquid crystal display module adopts a TFT liquid crystal display, and the size of the liquid crystal display module is 3.2 inches.
Adopt the technical scheme of the utility model, following beneficial effect has: the technical scheme of the utility model, through the upper surface setting that exceeds the chase at the upper surface of liquid crystal display screen module, make the touch-sensitive screen module can be closely laminated at the upper surface of liquid crystal display screen module, when making the touch-sensitive screen module laminate with the liquid crystal display screen module, ensure that the outline can not push up the touch-sensitive screen and produce the clearance, can effectively stop the laminating bubble, improve the laminating yield; the square double-sided adhesive tape formed by connecting the 2L-shaped double-sided adhesive tapes end to end is attached to the edge of the upper iron frame through the touch screen module, so that the rejection rate of adhesive tape paper can be effectively reduced, and the production cost is reduced; the rubber frame and the lower iron frame are of a rubber-iron integrated structure, so that the structure is firm, and the phenomenon that the lower iron frame is separated from the rubber frame is effectively avoided; through the back of chase adds the seal counterpoint line down, when the back of chase was buckled down to the flexible circuit board, quick convenient counterpoint has improved production efficiency and has prevented the flexible circuit board off normal.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic front structural view of a touch display screen capable of avoiding the occurrence of attachment bubbles according to an embodiment of the present invention;
fig. 2 is a schematic side view of a touch display panel capable of avoiding the occurrence of attachment bubbles according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a back side structure of a touch display screen capable of avoiding the occurrence of attachment bubbles according to an embodiment of the present invention;
fig. 4 is a schematic back side view of a backlight assembly according to an embodiment of the present invention;
fig. 5 is a schematic front view of a liquid crystal display module according to an embodiment of the present invention;
fig. 6 is a schematic front structural diagram of a touch screen module according to an embodiment of the present invention;
fig. 7 is a schematic front view of a double-sided adhesive tape shaped like a Chinese character 'kou' according to an embodiment of the present invention.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a touch display screen that laminating bubble appears can be avoided.
As shown in fig. 1 to 7, in an embodiment of the present invention, the touch display panel 10 capable of avoiding the occurrence of the attachment bubble includes a backlight assembly 100, a liquid crystal display module 200 and a touch screen module 300, wherein the liquid crystal display module 200 is disposed on the backlight assembly 100, the backlight assembly 100 includes a lower bezel 101, an upper bezel and a rubber frame 103, the rubber frame 103 is disposed on an inner side wall of the lower bezel 101, a mounting groove adapted to the liquid crystal display module is concavely disposed in a middle of the rubber frame 103, the liquid crystal display module 200 is disposed in the mounting groove, the upper bezel is detachably fastened on the lower bezel 101, an upper surface of the liquid crystal display module 200 is higher than an upper surface of the upper bezel, a flexible circuit board 201 is disposed on the liquid crystal display module 200, the touch screen module is attached on the liquid crystal display module, the edge 301 of the touch screen module 300 is fixed to the edge of the upper bezel.
Specifically, the height range of the upper surface of the liquid crystal display module 200 higher than the upper surface of the upper bezel is 0.1mm to 0.2mm, so that the touch screen module 300 is prevented from being pushed by the upper surface of the upper bezel during attachment to generate attachment bubbles.
Specifically, the edge 301 of the touch screen module 300 is attached to the edge of the upper bezel by a square double-sided tape 400.
Specifically, the square double-sided adhesive tape 400 is formed by connecting and enclosing two L-shaped double-sided adhesive tapes 401 end to end, so that the rejection rate and cost of adhesive tape can be effectively reduced.
Specifically, lower chase 101 and gluey frame 103 are through the integrated into one piece that moulds plastics, the lower terminal surface of chase 101 encircles and is equipped with a plurality of injection molding holes 1011 down, and injection mold accessible injection molding holes 1011 moulds plastics and forms gluey frame 103, and sturdy structure stops chase 101 and gluey frame 103 separation down.
Specifically, the back of the lower iron frame 101 is provided with a first pair of bit lines 1012 which can be attached to the edge of the flexible circuit board 201, and the flexible circuit board 201 is provided with a second pair of bit lines 202 which can be attached to the side edge of the lower iron frame 101, so that the flexible circuit board 201 can be aligned quickly when being bent, and the production efficiency is improved.
Specifically, the liquid crystal display module 200 is a TFT liquid crystal display, and the size of the liquid crystal display module 200 is 3.2 inches.
Specifically, the touch screen module 300 is provided with a flexible circuit board 302, and the touch screen module 300 is further covered with a protective film 303.
Specifically, the utility model discloses a principle does: the upper surface of the liquid crystal display screen module is higher than the upper surface of the upper iron frame, so that the touch screen module can be tightly attached to the upper surface of the liquid crystal display screen module, when the touch screen module is attached to the liquid crystal display screen module, the outer frame is ensured not to be pushed against the touch screen to generate a gap, attachment bubbles can be effectively eliminated, and the attachment yield is improved; the square double-sided adhesive tape formed by connecting the 2L-shaped double-sided adhesive tapes end to end is attached to the edge of the upper iron frame through the touch screen module, so that the rejection rate of adhesive tape paper can be effectively reduced, and the production cost is reduced; the rubber frame and the lower iron frame are of a rubber-iron integrated structure, so that the structure is firm, and the phenomenon that the lower iron frame is separated from the rubber frame is effectively avoided; through the back of chase adds the seal counterpoint line down, when the back of chase was buckled down to the flexible circuit board, quick convenient counterpoint has improved production efficiency and has prevented the flexible circuit board off normal.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (8)
1. A touch display screen capable of avoiding the appearance of attaching bubbles is characterized by comprising a backlight source component, a liquid crystal display screen module and a touch screen module, the liquid crystal display screen module is arranged on the backlight source component, the backlight source component comprises a lower iron frame, an upper iron frame and a rubber frame, the rubber frame is arranged on the inner side wall of the lower iron frame, the middle of the rubber frame is concavely provided with an installation groove matched with the liquid crystal display screen module, the liquid crystal display screen module is arranged in the mounting groove, the upper iron frame is detachably buckled on the lower iron frame, the upper surface of the liquid crystal display screen module is higher than the upper surface of the upper iron frame, a flexible circuit board is arranged on the liquid crystal display screen module, the touch screen module is attached to the liquid crystal display screen module, and the edge of the touch screen module is fixed to the edge of the upper iron frame.
2. The touch display screen capable of avoiding the occurrence of the attached bubbles according to claim 1, wherein the height of the upper surface of the liquid crystal display screen module above the upper surface of the upper iron frame is in a range of 0.1mm to 0.2 mm.
3. The touch display screen capable of avoiding the occurrence of attached air bubbles according to claim 1, wherein the edge of the touch screen module is attached to the edge of the upper iron frame through a square double-sided adhesive tape.
4. The touch display screen capable of avoiding the occurrence of the attached air bubbles according to claim 3, wherein the square double-sided adhesive tape is formed by connecting two L-shaped double-sided adhesive tapes end to end in a surrounding manner.
5. The touch display screen capable of avoiding the occurrence of the attaching bubbles according to claim 1, wherein the lower iron frame and the rubber frame are integrally formed through injection molding, and a plurality of injection molding holes are annularly arranged on the lower end face of the lower iron frame.
6. The touch display screen capable of avoiding attaching air bubbles according to claim 1, wherein a first alignment line capable of attaching to the edge of the flexible circuit board is arranged on the back surface of the lower iron frame.
7. The touch display screen capable of avoiding attaching air bubbles according to claim 1, wherein the flexible circuit board is provided with a second alignment line capable of attaching to a side edge of the lower bezel.
8. The touch display screen capable of avoiding the occurrence of the attaching bubbles according to claim 1, wherein the liquid crystal display screen module adopts a TFT liquid crystal display screen, and the size of the liquid crystal display screen module is 3.2 inches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920706197.9U CN210174347U (en) | 2019-05-15 | 2019-05-15 | Touch display screen capable of avoiding attaching bubbles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920706197.9U CN210174347U (en) | 2019-05-15 | 2019-05-15 | Touch display screen capable of avoiding attaching bubbles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210174347U true CN210174347U (en) | 2020-03-24 |
Family
ID=69833908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920706197.9U Active CN210174347U (en) | 2019-05-15 | 2019-05-15 | Touch display screen capable of avoiding attaching bubbles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210174347U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112379540A (en) * | 2020-09-24 | 2021-02-19 | 浙江沐泽电子科技有限公司 | Bubble-proof laminating device for liquid crystal display |
| CN113176679A (en) * | 2021-04-29 | 2021-07-27 | 深圳赛时达科技有限公司 | Manufacturing method of display screen full-lamination module and display screen |
| CN117471746A (en) * | 2023-10-30 | 2024-01-30 | 深圳市帝晶光电科技有限公司 | A smart screen structure |
-
2019
- 2019-05-15 CN CN201920706197.9U patent/CN210174347U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112379540A (en) * | 2020-09-24 | 2021-02-19 | 浙江沐泽电子科技有限公司 | Bubble-proof laminating device for liquid crystal display |
| CN112379540B (en) * | 2020-09-24 | 2021-07-13 | 浙江沐泽电子科技有限公司 | A liquid crystal screen anti-bubble laminating device |
| CN113176679A (en) * | 2021-04-29 | 2021-07-27 | 深圳赛时达科技有限公司 | Manufacturing method of display screen full-lamination module and display screen |
| CN117471746A (en) * | 2023-10-30 | 2024-01-30 | 深圳市帝晶光电科技有限公司 | A smart screen structure |
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