CN109040639B - Liquid crystal television - Google Patents
Liquid crystal television Download PDFInfo
- Publication number
- CN109040639B CN109040639B CN201811195926.5A CN201811195926A CN109040639B CN 109040639 B CN109040639 B CN 109040639B CN 201811195926 A CN201811195926 A CN 201811195926A CN 109040639 B CN109040639 B CN 109040639B
- Authority
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- China
- Prior art keywords
- middle frame
- liquid crystal
- plate
- strip
- display screen
- 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.)
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Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 62
- 230000003287 optical effect Effects 0.000 claims description 17
- 239000006260 foam Substances 0.000 claims description 13
- 239000012528 membrane Substances 0.000 claims description 13
- 239000002390 adhesive tape Substances 0.000 claims description 11
- 239000012788 optical film Substances 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 4
- 239000010408 film Substances 0.000 claims description 4
- 230000017525 heat dissipation Effects 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a liquid crystal television, relates to the field of liquid crystal display equipment, and provides a liquid crystal television with a planar back surface. The liquid crystal display television comprises a liquid crystal module, a lower middle frame, an electric element and a covering piece, wherein the liquid crystal module comprises a back plate and a liquid crystal display screen, the liquid crystal display screen comprises a display screen main body, a source plate and a COF (chip on film) line for connecting the display screen main body and the source plate, the display screen main body is positioned in front of the upper part of the back plate, and the lower middle frame is positioned in front of the lower part of the back plate and connected with the back plate; the source board and the electrical components are positioned in the lower middle frame, and the covering piece seals the lower middle frame. The television of the invention installs the electrical components in the television at the lower part of the front surface, and the backboard is exposed to be used as the appearance surface, thus the whole back surface of the television is a large plane, no obvious bulge exists, the shape is more concise, and the shape of the existing television is changed in a subversion way. Meanwhile, the back cover part is reduced, and the die cost and the part cost are reduced.
Description
Technical Field
The invention relates to the field of liquid crystal display equipment, in particular to a liquid crystal television.
Background
The structure of the liquid crystal television which is mainstream in the market at present is generally as follows: the upper part of the backboard of the liquid crystal module is exposed to be used as an appearance surface, and an electric element is arranged behind the lower part of the backboard and then covers the rear cover. The liquid crystal television has narrower frame and thinner upper part, but the rear part of the lower part is obviously convex, thereby damaging the whole beautiful appearance of the liquid crystal television; and when the wall is mounted, the liquid crystal television is far away from the wall.
Disclosure of Invention
The invention aims to solve the technical problems that: provided is a liquid crystal television with a planar back surface as a whole.
The technical scheme adopted for solving the problems is as follows: the liquid crystal display television comprises a liquid crystal module, a lower middle frame, an electric element and a covering piece, wherein the liquid crystal module comprises a back plate and a liquid crystal display screen, the liquid crystal display screen comprises a display screen main body, a source plate and a COF (chip on film) line for connecting the display screen main body and the source plate, the display screen main body is positioned in front of the upper part of the back plate, and the lower middle frame is positioned in front of the lower part of the back plate and connected with the back plate; the source board and the electrical components are positioned in the lower middle frame, and the covering piece seals the lower middle frame.
Further is: the liquid crystal module comprises a middle frame, an optical diaphragm, a lamp strip, a radiator and a connecting piece; the middle frame is U-shaped and comprises three middle frame strips, and the opening of the middle frame is downward; the backboard is connected with the middle frame; the optical membrane is positioned between the backboard and the display screen main body and is fixed in the middle frame; the radiator is transversely arranged below the optical diaphragm, the radiator is connected with the front surface of the backboard, the lamp strip is connected to the top surface of the radiator, and the backboard is used as a radiating plate; the connecting piece is positioned in front of the lamp strip and connected with the radiator; the liquid crystal display screen is positioned in front of the optical membrane and connected with the middle frame and the connecting piece.
Further is: the liquid crystal module comprises a diaphragm hanging lug; the middle frame strip comprises a middle frame outer side plate, a connecting seat and a connecting strip, wherein the connecting seat and the connecting strip are positioned on the inner side of the middle frame outer side plate and are arranged in the same direction with the middle frame outer side plate, and a diaphragm groove is formed between the connecting seat and the connecting strip; the middle frame strip positioned at the top is provided with a hanging lug hole on the connecting strip, and a hanging lug groove corresponding to the hanging lug hole is arranged on the connecting seat; the backboard is positioned in the outer side plate of the middle frame and is attached to the rear surface of the connecting seat, and the backboard is welded with the outer side plate of the middle frame; the optical membrane is positioned in front of the backboard and inserted into the membrane groove; the diaphragm hanging lug is an L-shaped part formed by a hanging lug vertical plate and a hanging lug transverse plate, the hanging lug vertical plate is attached to the front surface of the connecting strip, the hanging lug transverse plate penetrates through the hanging lug hole and is inserted into the hanging lug groove, and the hanging lug transverse plate hangs the optical diaphragm; a foam adhesive tape is stuck on the front surface of the connecting strip, and the foam adhesive tape compresses the hanging lug vertical plate; foam tapes are adhered to the front surface of the connecting piece, and vibration reduction strips are arranged between the connecting piece and the optical film; the liquid crystal display screen is positioned in the outer side plate of the middle frame and is adhered to the foam adhesive tape.
Further is: the liquid crystal television comprises a source board fixing piece, wherein the source board is transversely arranged and positioned below the radiator, and the COF wire passes through the front of the radiator; the source board fixing piece has elasticity, and be provided with T type fixed slot on the source board fixing piece, source board fixing piece is connected with the backplate, and the both sides of T type fixed slot centre gripping source board upper and lower both sides respectively.
Further is: the covering piece comprises a cover plate and a decorative strip, the cover plate is connected with the lower middle frame, the decorative strip is connected with the cover plate, and a cloth is arranged on the decorative strip.
Further is: the back plate is made of an aluminum plate.
The beneficial effects of the invention are as follows: the television of the invention installs the electrical components in the television at the lower part of the front surface, and the backboard is exposed to be used as the appearance surface, thus the whole back surface of the television is a large plane, no obvious bulge exists, the shape is more concise, and the shape of the existing television is changed in a subversion way. Meanwhile, the back cover part is reduced, and the die cost and the part cost are reduced.
Drawings
FIG. 1 is an exploded view of a liquid crystal television assembly;
FIG. 2 is a top cross-sectional view of a liquid crystal television;
FIG. 3 is a lower cross-sectional view of a liquid crystal television;
marked in the figure as: the light source comprises a middle frame 1, a middle frame strip 1-1, a middle frame outer side plate 1-1-1, a connecting seat 1-1-2, a connecting strip 1-1-3, a back plate patch 1-1-4, a diaphragm groove 1-1-5, a hanging lug hole 1-1-6, a hanging lug groove 1-1-7, a liquid crystal display 2, a radiator 3, a back plate 4, an installation step 4-1, an optical diaphragm 5, a diaphragm hanging lug 6, a hanging lug transverse plate 6-1, a hanging lug vertical plate 6-2, a foam tape 7, a light strip 8, a connecting piece 9, a vibration reduction strip 10, an electrical element 11, a lower middle frame 12, a covering piece 13, a cover plate 13-1, a decoration strip 13-2, a cover cloth 13-3, a source plate fixing piece 14 and a T-shaped fixing groove 14-1.
Detailed Description
The invention is further described below with reference to the drawings and the detailed description.
The front, back, up and down directions of the invention refer to the front, back, up and down directions when the LCD TV is in use.
As shown in fig. 1 to 3, the liquid crystal television comprises a liquid crystal module, a lower middle frame 12, an electric element 11 and a covering member 13, the liquid crystal module comprises a back plate 4 and a liquid crystal display screen 2, the liquid crystal display screen 2 comprises a display screen main body 2-1, a source board 2-2 and COF lines 2-3 for connecting the two, the display screen main body 2-1 is positioned in front of the upper part of the back plate 4, and the lower middle frame 12 is positioned in front of the lower part of the back plate 4 and connected with the back plate 4; the source board 2-2 and the electric element 11 are located inside the lower middle frame 12, and the cover 13 closes the lower middle frame 12.
The television of the invention installs the electrical element 11 in the television at the lower part of the front, the backboard 4 is exposed as the appearance surface, thus the whole television backboard 4 is a large plane, no obvious bulge exists, the shape is more concise, and the existing television shape is changed in a subversion. The electrical component 11 is the same as the prior art and comprises a core board, a power driving device, a sound box and an antenna.
The liquid crystal module may be specifically as shown in fig. 2 and fig. 3: the liquid crystal module comprises a middle frame 1, an optical diaphragm 5, a lamp strip 8, a radiator 3 and a connecting piece 9; the middle frame 1 is U-shaped, the middle frame 1 comprises three middle frame strips 1-1, and the opening of the middle frame 1 is downward; the backboard 4 is connected with the middle frame 1; the optical membrane 5 is positioned between the backboard 4 and the display screen main body 2-1 and is fixed in the middle frame 1; the radiator 3 is transversely arranged below the optical diaphragm 5, the radiator 3 is connected with the front surface of the back plate 4, the lamp strip 8 is connected to the top surface of the radiator 3, and the back plate 4 serves as a heat dissipation plate; the connecting piece 9 is positioned in front of the lamp strip 8 and is connected with the radiator 3; the liquid crystal display 2 is positioned in front of the optical film 5 and is connected with the middle frame 1 and the connecting piece 9.
Besides radiating for the lamp strip 8, the radiator 3 also plays a role of installing the liquid crystal display screen 2 of the middle frame 1 together with the connecting piece 9, so that the structure of the middle frame 1 is simplified, the shape of the middle frame 1 is U-shaped, and the structure of the liquid crystal module is simplified. The middle frame 1 is U-shaped, and the optical film 5 can be inserted into the middle frame 1 from bottom to top, so that the installation is simple. The backboard 4 is used as a radiating plate, so that the radiating plate of the conventional liquid crystal television is omitted, and the structure of the liquid crystal television is further simplified.
The specific manner of fixing the back plate 4, the optical film 5 and the liquid crystal display 2 can be as follows: the liquid crystal module comprises a diaphragm hanging lug 6; the middle frame strip 1-1 comprises a middle frame outer side plate 1-1-1, a connecting seat 1-1-2 and a connecting strip 1-1-3, wherein the connecting seat 1-1-1-2 and the connecting strip 1-1-3 are positioned on the inner side of the middle frame outer side plate 1-1 and are arranged in the same direction with the middle frame outer side plate 1-1, and a diaphragm groove 1-1-5 is formed between the connecting seat 1-1-2 and the connecting strip 1-1-3; the middle frame strip 1-1 positioned at the top is provided with a lug hole 1-1-6 on the connecting strip 1-1-3, and a lug groove 1-1-7 corresponding to the lug hole 1-1-6 is arranged on the connecting seat 1-1-2; the backboard 4 is positioned in the middle frame outer side plate 1-1 and is attached to the rear surface of the connecting seat 1-1-2, and the backboard 4 is welded with the middle frame outer side plate 1-1-1; the optical membrane 5 is positioned in front of the back plate 4 and inserted into the membrane grooves 1-1-5; the film hanger 6 is an L-shaped part formed by a hanger vertical plate 6-2 and a hanger transverse plate 6-1, the hanger vertical plate 6-2 is attached to the front surface of the connecting strip 1-1-3, the hanger transverse plate 6-1 passes through the hanger hole 1-1-6 and is inserted into the hanger groove 1-1-7, and the hanger transverse plate 6-1 hangs the optical film 5; a foam adhesive tape 7 is stuck on the front surface of the connecting strip 1-1-3, and the foam adhesive tape 7 presses the hanging lug vertical plate 6-2; the foam adhesive tape 7 is adhered to the front surface of the connecting piece 9, and a vibration reduction strip 10 is arranged between the connecting piece 9 and the optical film 5; the liquid crystal display 2 is positioned in the outer side plate 1-1-1 of the middle frame and is adhered to the foam adhesive tape 7.
The mode of welding the backboard 4 and the outer side board 1-1-1 of the middle frame is specifically laser welding. The backboard 4 is welded with the outer side board 1-1-1 of the middle frame, so that the backboard 4 is reliably connected, and the appearance is not influenced by screws. The backboard 4 is attached to the rear surface of the connecting seat 1-1-2, and is welded with the outer side plate 1-1, so that the sealing effect is good, and light leakage can be avoided.
In order to further improve the sealing effect, the inner side of the connecting seat 1-1-2 is provided with a backboard patch 1-1-4, the rear surface of the backboard patch 1-1-4 is flush with the rear surface of the connecting seat 1-1-2, the edge of the backboard 4 is provided with a mounting step 4-1, the front surface of the backboard 4 is flush with the front surface of the backboard patch 1-1-4, and the bottom surface of the mounting step 4-1 is attached to the connecting seat 1-1-2 and the backboard patch 1-1-4. The backboard patches 1-1-4 improve the bonding area of the backboard 4 and the middle frame 1, and further improve the light leakage prevention effect.
The specific fixing manner of the source board 2-2 is shown in fig. 3: the liquid crystal television comprises a source board fixing piece 14, wherein a source board 2-2 is transversely arranged and positioned below a radiator 3, and a COF line 2-3 passes through the front of the radiator 3; the source board fixing piece 14 has elasticity, a T-shaped fixing groove 14-1 is formed in the source board fixing piece 14, the source board fixing piece 14 is connected with the backboard 4, and the upper side and the lower side of the source board 2-2 are respectively clamped at two sides of the T-shaped fixing groove 14-1. Source plate fixture 14 is resilient so that breaking open T-shaped fixture 14-1 places source plate 2-2 into place, and releases the hand, source plate fixture 14 springs back to hold source plate 2-2.source board mount 14 may be made of rubber. A plurality of source board fixtures 14 may be provided along the length of source board 2-2. The source board mount 14 may be attached to the back plate 4 by double-sided tape 5.
The electrical component 11 may be fixed to the back plate 4, and as shown in fig. 1, a plurality of rivet posts 4-2 may be provided on the back plate 4 to fix the electrical component 11.
The backboard 4 is used as an appearance surface and is also used for heat dissipation, and the backboard 4 can be made of an aluminum plate, so that the requirements of appearance and heat dissipation are met, and the backboard has the advantage of light weight.
The cover 13 is used for covering the inner parts of the lower part of the liquid crystal display television to ensure the beautiful appearance of the liquid crystal display television. The covering member 13 may include a cover plate 13-1 and a decorative strip 13-2, the cover plate 13-1 is connected with the lower middle frame 12, the decorative strip 13-2 is connected with the cover plate 13-1, and a cloth 13-3 is disposed on the decorative strip 13-2.
Claims (3)
1. The liquid crystal television is characterized in that: the liquid crystal display comprises a liquid crystal module, a lower middle frame (12), an electric element (11) and a covering piece (13), wherein the liquid crystal module comprises a back plate (4) and a liquid crystal display screen (2), the liquid crystal display screen (2) comprises a display screen main body (2-1), a source plate (2-2) and a COF (chip on film) wire (2-3) for connecting the two, the display screen main body (2-1) is positioned in front of the upper part of the back plate (4), and the lower middle frame (12) is positioned in front of the lower part of the back plate (4) and connected with the back plate (4); the source board (2-2) and the electrical element (11) are positioned in the lower middle frame (12), and the cover (13) seals the lower middle frame (12);
the liquid crystal module comprises a middle frame (1), an optical membrane (5), a lamp strip (8), a radiator (3) and a connecting piece (9); the middle frame (1) is U-shaped, the middle frame (1) comprises three middle frame strips (1-1), and the opening of the middle frame (1) is downwards arranged; the backboard (4) is connected with the middle frame (1); the optical membrane (5) is positioned between the back plate (4) and the display screen main body (2-1) and is fixed in the middle frame (1); the radiator (3) is transversely arranged below the optical diaphragm (5), the radiator (3) is connected with the front surface of the back plate (4), the lamp strip (8) is connected to the top surface of the radiator (3), and the back plate (4) serves as a heat dissipation plate; the connecting piece (9) is positioned in front of the lamp strip (8) and is connected with the radiator (3); the liquid crystal display screen (2) is positioned in front of the optical membrane (5) and is connected with the middle frame (1) and the connecting piece (9);
the liquid crystal module comprises a diaphragm hanging lug (6); the middle frame strip (1-1) comprises a middle frame outer side plate (1-1-1) and a connecting seat (1-1-2) and a connecting strip (1-1-3) which are positioned on the inner side of the middle frame outer side plate (1-1-1) and are arranged in the same direction as the middle frame outer side plate (1-1-1), and a diaphragm groove (1-1-5) is formed between the connecting seat (1-1-2) and the connecting strip (1-1-3); the middle frame strip (1-1) positioned at the top is provided with a hanging lug hole (1-1-6) on the connecting strip (1-1-3), and the connecting seat (1-1-2) is provided with a hanging lug groove (1-1-7) corresponding to the hanging lug hole (1-1-6); the backboard (4) is positioned in the middle frame outer side plate (1-1-1) and is attached to the rear surface of the connecting seat (1-1-2), and the backboard (4) is welded with the middle frame outer side plate (1-1-1); the optical membrane (5) is positioned in front of the backboard (4) and is inserted into the membrane groove (1-1-5); the film hanger (6) is an L-shaped part formed by a hanger vertical plate (6-2) and a hanger transverse plate (6-1), the hanger vertical plate (6-2) is attached to the front surface of the connecting strip (1-1-3), the hanger transverse plate (6-1) passes through the hanger hole (1-1-6) and is inserted into the hanger groove (1-1-7), and the optical film (5) is hung by the hanger transverse plate (6-1); the front surface of the connecting strip (1-1-3) is stuck with a foam adhesive tape (7), and the foam adhesive tape (7) presses the hanging lug vertical plate (6-2); the foam adhesive tape (7) is adhered to the front surface of the connecting piece (9), and a vibration reduction strip (10) is arranged between the connecting piece (9) and the optical membrane (5); the liquid crystal display screen (2) is positioned in the middle frame outer side plate (1-1-1) and is adhered to the foam adhesive tape (7);
the covering part (13) comprises a cover plate (13-1) and a decorative strip (13-2), the cover plate (13-1) is connected with the lower middle frame (12), the decorative strip (13-2) is connected with the cover plate (13-1), and the decorative strip (13-2) is provided with a piece of cloth (13-3).
2. The liquid crystal television of claim 1, wherein: the COF wire fixing device comprises a source board fixing piece (14), wherein the source board (2-2) is transversely arranged and positioned below the radiator (3), and the COF wire (2-3) passes through the front of the radiator (3); the source board fixing piece (14) has elasticity, a T-shaped fixing groove (14-1) is formed in the source board fixing piece (14), the source board fixing piece (14) is connected with the backboard (4), and the upper side and the lower side of the source board (2-2) are respectively clamped at two sides of the T-shaped fixing groove (14-1).
3. The liquid crystal television of claim 1, wherein: the back plate (4) is made of an aluminum plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811195926.5A CN109040639B (en) | 2018-10-15 | 2018-10-15 | Liquid crystal television |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811195926.5A CN109040639B (en) | 2018-10-15 | 2018-10-15 | Liquid crystal television |
Publications (2)
Publication Number | Publication Date |
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CN109040639A CN109040639A (en) | 2018-12-18 |
CN109040639B true CN109040639B (en) | 2024-01-30 |
Family
ID=64612972
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811195926.5A Active CN109040639B (en) | 2018-10-15 | 2018-10-15 | Liquid crystal television |
Country Status (1)
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CN (1) | CN109040639B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106454176A (en) * | 2016-10-27 | 2017-02-22 | 冠捷显示科技(厦门)有限公司 | Integrated liquid-crystal display television |
WO2017054649A1 (en) * | 2015-09-30 | 2017-04-06 | 合一智能科技(深圳)有限公司 | Liquid crystal display apparatus module and manufacturing method therefor |
CN107302674A (en) * | 2017-07-27 | 2017-10-27 | 深圳Tcl新技术有限公司 | Liquid crystal TV set |
CN206908726U (en) * | 2017-06-13 | 2018-01-19 | 深圳暴风统帅科技有限公司 | A kind of ultrathin backlight module and ultra-thin television |
CN207764522U (en) * | 2018-02-05 | 2018-08-24 | 深圳暴风统帅科技有限公司 | A kind of ultrathin backlight modular structure |
-
2018
- 2018-10-15 CN CN201811195926.5A patent/CN109040639B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017054649A1 (en) * | 2015-09-30 | 2017-04-06 | 合一智能科技(深圳)有限公司 | Liquid crystal display apparatus module and manufacturing method therefor |
CN106454176A (en) * | 2016-10-27 | 2017-02-22 | 冠捷显示科技(厦门)有限公司 | Integrated liquid-crystal display television |
CN206908726U (en) * | 2017-06-13 | 2018-01-19 | 深圳暴风统帅科技有限公司 | A kind of ultrathin backlight module and ultra-thin television |
CN107302674A (en) * | 2017-07-27 | 2017-10-27 | 深圳Tcl新技术有限公司 | Liquid crystal TV set |
CN207764522U (en) * | 2018-02-05 | 2018-08-24 | 深圳暴风统帅科技有限公司 | A kind of ultrathin backlight modular structure |
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CN109040639A (en) | 2018-12-18 |
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