CN105283026A - Fixing structure of printed circuit board and liquid crystal display device - Google Patents
Fixing structure of printed circuit board and liquid crystal display device Download PDFInfo
- Publication number
- CN105283026A CN105283026A CN201510466491.3A CN201510466491A CN105283026A CN 105283026 A CN105283026 A CN 105283026A CN 201510466491 A CN201510466491 A CN 201510466491A CN 105283026 A CN105283026 A CN 105283026A
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- Prior art keywords
- circuit board
- printed circuit
- pcb
- sliding shoe
- sliding
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Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 54
- QHZSDTDMQZPUKC-UHFFFAOYSA-N 3,5-dichlorobiphenyl Chemical compound ClC1=CC(Cl)=CC(C=2C=CC=CC=2)=C1 QHZSDTDMQZPUKC-UHFFFAOYSA-N 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 239000000741 silica gel Substances 0.000 description 5
- 229910002027 silica gel Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1401—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means
- H05K7/1402—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means for securing or extracting printed circuit boards
- H05K7/1404—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means for securing or extracting printed circuit boards by edge clamping, e.g. wedges
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention is suitable for the technical field of display, provides a fixing device of a printed circuit board, and aims to solve the problem in the prior art that the fixing mode of the printed circuit board is not applicable to liquid crystal screens of different specifications. The fixing structure of the printed circuit board is used for fixing the printed circuit board to a liquid crystal panel and comprises a fixed plate which is installed on the liquid crystal panel and used for carrying the printed circuit board; and a first sliding block and a second sliding block which are arranged at two opposite side of the printed circuit board and are in sliding connection with the fixed plate. The printed circuit board is fixed on the first sliding block and the second sliding block and moves relative to the fixed plate along with the first sliding block and the second sliding block. According to the invention, the printed circuit board is fixedly installed on the liquid crystal panel through the fixed plate, and the first sliding block and the second sliding block are matched with the fixed plate so as to carry out adjustment according to the size of the printed circuit board, so that the fixing device is suitable for the printed circuit board of different specifications, the structure is simple, and the usage is convenient.
Description
Technical field
The invention belongs to Display Technique field, the liquid crystal indicator of the fixed structure particularly relating to a kind of printed circuit board (PCB) and the fixed structure with this printed circuit board (PCB).
Background technology
The LED liquid crystal display screen all-in-one product in present market, mainly contain two large types, a class is side-light type, and namely light source is injected from surrounding, then passes through reflector plate light guide plate by photoconduction to liquid crystal display front; Another kind of is direct-injection type, and namely light source directly sends after liquid crystal panel, is directed to liquid crystal panel.For the latter, between light source and liquid crystal panel, need the distance of more than 15mm, and surrounding need with 45 degree of gradient transition.All liquid crystal panels have printed circuit board (PCB) to be connected with it by soft arranging wire to realize opto-electronic conversion, and the inclined-plane that the printed circuit board (PCB) on this liquid crystal panel must be placed in cavity need be fixed well with it.
At present, the fixed form of printed circuit board (PCB) mainly contains several as follows: the first is lock screw, is locked on cavity inclined-plane by printed circuit board (PCB); The second is bonding method, pastes cavity inclined-plane by use in printed circuit board Double-side foam celloidin; The third utilizes silica gel button to affix on cavity inclined-plane, or silica gel is stuck on cavity inclined-plane, then fixed by the flexibility of silica gel and printed circuit board (PCB).
For the above-mentioned fixed form of printed circuit board (PCB), there is different defects separately, such as, the maximum shortcoming of first two mode is that printed circuit board (PCB) is connected completely with cavity inclined-plane, and liquid crystal panel and cavity need gap, and certain activity can be had in cavity, when in transportation, liquid crystal panel moves horizontally product, printed circuit board can not and then movement, liquid crystal panel and printed circuit board (PCB) is caused to be pullled by force by soft arranging wire, cause liquid crystal panel soft arranging wire position to get loose, product cannot normally work; In addition, for viscose glue mode, As time goes on, there is the hidden danger come off to impact to product quality; For the silica gel button be stuck on cavity inclined-plane, although solve the problems referred to above, but it is poor for the adaptability of the specification that market is shielded, as inconsistent in each producer flexible printed circuit board length, the width of printed circuit board (PCB) is also inconsistent, liquid crystal display screen for every a different size needs out a silica gel mould, greatly increases production cost, is also unfavorable for the volume procurement of material.
Summary of the invention
The object of the present invention is to provide a kind of fixture of printed circuit board (PCB), the fixed form being intended to solve printed circuit board (PCB) in prior art cannot be applicable to the technical problem of different size liquid crystal display screen.
The present invention is achieved in that a kind of fixed structure of printed circuit board (PCB), and for printed circuit board (PCB) is fixed on liquid crystal panel, described fixed structure comprises:
Fixed head, to be fixedly installed on described liquid crystal panel and for carrying described printed circuit board (PCB);
First sliding shoe and the second sliding shoe, described first sliding shoe and described the second sliding shoe are positioned at the relative both sides of described printed circuit board (PCB) and are slidably connected with described fixed head, and described printed circuit board (PCB) to be fixed on described first sliding shoe and described the second sliding shoe and mobile relative to the movement of described fixed head with described first sliding shoe and described the second sliding shoe.
Further, described fixed head comprises the body that coordinates with described first sliding shoe and described the second sliding shoe and outstandingly along at least one side of described body extends and have flexible clamping part, and described liquid crystal panel is provided with the block button hole coordinated with described clamping part.
Further, described clamping part has elasticity.
Further, described first sliding shoe comprises the first main part of being positioned at above described body and gives prominence to along described first main part towards described the second sliding shoe and extends with the first clamping part clamping described printed circuit board (PCB);
Described the second sliding shoe comprises and to be positioned at above described body and second main part relative with described first main part and give prominence to the second clamping part extended to clamp described printed circuit board (PCB) along described second main part towards described first sliding shoe.
Further, described first clamping part comprises and is positioned at the first elastic arm that described first body coordinates relative to both sides and with described body and the first projection be positioned at above described first elastic arm upper surface, and described first elastic arm and described first projection form the first grasping part clamping described printed circuit board (PCB);
Described second clamping part comprises and is positioned at the second elastic arm that described second body coordinates relative to both sides and with described body and the second projection be positioned at above described second elastic arm upper surface, and described second elastic arm and described second projection form the second grasping part clamping described printed circuit board (PCB).
Further, described fixed head also comprises the sliding part being arranged at the relative both sides of described body, each described first elastic arm is provided with the first sliding guide groove coordinated with described sliding part, and each described second elastic arm is provided with the second sliding guide groove coordinated with described sliding part.
Further, described first sliding shoe also comprises the first projection and second projection of outstanding extension inside each described first elastic arm, and described first projection and described second projection are positioned at relative two surfaces of described sliding part to form described first sliding guide groove;
Described the second sliding shoe also comprises the 3rd projection and the 4th projection of outstanding extension inside each described second elastic arm, and described 3rd projection and described 4th projection are positioned at relative two surfaces of described sliding part to form described second sliding guide groove.
Further, described first sliding shoe also comprises the first guide vane end stop giving prominence to extension along each described first sliding guide groove inwall, described the second sliding shoe also comprises the second guide vane end stop giving prominence to extension along each described second sliding guide groove inwall, and described fixed head is provided with multiple interval and arranges and the stopper slot be connected with described first guide vane end stop and described second guide vane end stop buckle.
Further, described fixed head is provided with towards the outstanding projecting block of described second main part in the one end near described the second sliding shoe, and described the second sliding shoe is provided with the groove coordinated with described projecting block.
Present invention also offers a kind of liquid crystal indicator, comprise liquid crystal panel, be fixed on the printed circuit board (PCB) on described liquid crystal panel and described printed circuit board (PCB) is fixed on the fixed structure on described liquid crystal panel, described fixed structure is the fixed structure of above-mentioned any one printed circuit board (PCB).
The present invention relative to the technique effect of prior art is: the fixed structure of this printed circuit board (PCB) utilizes fixed head to be fixedly installed on described liquid crystal panel by described printed circuit board (PCB), and utilize described first sliding shoe and described the second sliding shoe and described fixed head coordinate to regulate according to the size of described printed circuit board (PCB), be suitable for the printed circuit board (PCB) of different size, structure is simple, easy to use.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in the embodiment of the present invention or description of the prior art below, apparently, accompanying drawing described is below only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the partial enlarged drawing that the embodiment of the present invention provides liquid crystal indicator;
Fig. 2 is the partial elevation view of liquid crystal indicator in Fig. 1;
Fig. 3 is the cutaway view of A-A in Fig. 2;
Fig. 4 is the partial enlarged drawing of the liquid crystal panel that the embodiment of the present invention provides;
Fig. 5 is the stereogram of the fixed structure that the embodiment of the present invention provides;
Fig. 6 is the exploded view of fixed structure in Fig. 5;
Fig. 7 is the end view of fixed structure in Fig. 5.
Description of reference numerals:
| 10 | Printed circuit board (PCB) | 4420 | First sliding guide groove |
| 12 | Control board | 444 | First projection |
| 14 | Flexible PCB | 446 | First grasping part |
| 20 | Liquid crystal panel | 46 | First projection |
| 22 | Block button hole | 48 | Second projection |
| 30 | Fixed head | 49 | First guide vane end stop |
| 31 | Body | 50 | The second sliding shoe |
| 32 | Clamping part | 52 | Second main part |
| 33 | Sliding part | 54 | Second clamping part |
| 34 | Stopper slot | 542 | Second elastic arm |
| 35 | Projecting block | 5420 | Second sliding guide groove |
| 36 | Buckle slot | 544 | Second projection |
| 40 | First sliding shoe | 546 | Second grasping part |
| 42 | First main part | 56 | 3rd projection |
| 44 | First clamping part | 57 | 4th projection |
| 442 | First elastic arm | 59 | Lug boss |
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Please refer to Fig. 1 to Fig. 4, the fixed structure of the printed circuit board (PCB) that the embodiment of the present invention provides is for being fixed on liquid crystal panel 20 by printed circuit board (PCB) 10, and described fixed structure comprises:
Fixed head 30, to be fixedly installed on described liquid crystal panel 20 and for carrying described printed circuit board (PCB) 10;
First sliding shoe 40 and the second sliding shoe 50, described first sliding shoe 40 and described the second sliding shoe 50 are positioned at the relative both sides of described printed circuit board (PCB) 10 and are slidably connected with described fixed head 30, and described printed circuit board (PCB) 10 to be fixed on described first sliding shoe 40 and described the second sliding shoe 50 and mobile relative to the movement of described fixed head 30 with described first sliding shoe 40 and described the second sliding shoe 50.
The fixed structure of the printed circuit board (PCB) 10 that the embodiment of the present invention provides utilizes fixed head 30 to be fixedly installed on described liquid crystal panel 20 by described printed circuit board (PCB) 10, and utilize described first sliding shoe 40 and described the second sliding shoe 50 and described fixed head 30 coordinate to regulate according to the size of described printed circuit board (PCB) 10, be suitable for the printed circuit board (PCB) 10 of different size, structure is simple, easy to use.
Please refer to Fig. 1 to Fig. 3, in this embodiment, described printed circuit board (PCB) 10 comprises the control board 12 and flexible PCB 14 that are connected with described liquid crystal panel 20, by the slip of described first sliding shoe 40 described fixed head 30 relative to described the second sliding shoe 50, realize Bidirectional slide, be suitable for the flexible PCB 14 of different length, simultaneously, be suitable for the control board 12 of different in width, particularly, the width range of the control board 12 had concurrently is 12 ~ 28mm.Described control board 12 and the stacked setting of described flexible PCB 14, this structure the length difference of compatible described flexible PCB 14 can reach the two maximum difference, this maximum difference is 16mm, like this, this structure is suitable for flexible PCB 14 and control board 12 specification of the liquid crystal panel 20 of different manufacturers.
Please refer to Fig. 1 to Fig. 5, further, described fixed head 30 comprises the body 31 that coordinates with described first sliding shoe 40 and described the second sliding shoe 50 and outstandingly along described at least one side of body 31 extends and have flexible clamping part 32, and described liquid crystal panel 20 is provided with the block button hole 22 coordinated with described clamping part 32.Described clamping part 32 is utilized to be fastened in described block button hole 22 to be fixedly installed on described liquid crystal panel 20 by described fixed head 30, like this, the described printed circuit board (PCB) 10 be fixed on described fixed head 30 is fixedly installed on described liquid crystal panel 20 along with the fixing of described fixed head 30, this fixed form easy accessibility, and without coming off puzzlement, structure is simple.In this embodiment, described body 31 and described clamping part 32 are by one-body molded and make.
In this embodiment, described clamping part 32 is positioned at the relative both sides of described body 31, is firmly fixed on described liquid crystal panel 20 to make described fixed head 30.In other embodiments, described clamping part 32 can be positioned at any side of described body 31 or be positioned at each side of described body 31.
In this embodiment, described liquid crystal panel 20 is made up of metal material or plastics.
Please refer to Fig. 5 to Fig. 7, further, described clamping part 32 has elasticity.During installation, clutch described clamping part 32 to diminish to make the distance between the described clamping part 32 of the relative both sides of described body 31, unclamp finger, described clamping part 32 is snapped in described block button hole 22 securely, thus described fixed head 30 is installed on described liquid crystal panel 20 securely.
Please refer to Fig. 1 to Fig. 7, further, described first sliding shoe 40 comprises and is positioned at the first main part 42 above described body 31 and extends with the first clamping part 44 clamping described printed circuit board (PCB) 10 towards described the second sliding shoe 50 is outstanding along described first main part 42; Described the second sliding shoe 50 comprises and to be positioned at above described body 31 and second main part 52 relative with described first main part 42 and along described second main part 52 towards outstanding the second clamping part 54 extended to clamp described printed circuit board (PCB) 10 of described first sliding shoe 40.Described first clamping part 44 and described second clamping part 54 is utilized to clamp described printed circuit board (PCB) 10, by regulating the distance between described first sliding shoe 40 and described the second sliding shoe 50 to be fixed on described fixed head 30 by described printed circuit board (PCB) 10.In this embodiment, described first main part 42 and described first clamping part 44 are by one-body molded and make, and described second main part 52 and described second clamping part 54 are by one-body molded and make.
Please refer to Fig. 1 to Fig. 7, further, described first clamping part 44 comprises and is positioned at described first body 31 relatively both sides the first elastic arm 442 coordinated with described body 31 and the first projection 444 be positioned at above described first elastic arm 442 upper surface, and described first elastic arm 442 and described first projection 444 form the first grasping part 446 clamping described printed circuit board (PCB) 10; Described second clamping part 54 comprises and is positioned at described second body 31 relatively both sides the second elastic arm 542 coordinated with described body 31 and the second projection 544 be positioned at above described second elastic arm 542 upper surface, and described second elastic arm 542 and described second projection 544 form the second grasping part 546 clamping described printed circuit board (PCB) 10.Each described first elastic arm 442 and each described second elastic arm 542 and described body 31 cooperatively interact described first sliding shoe 40 and described the second sliding shoe 50 are moved relative to described fixed head 30.Have gap between described first elastic arm 442 and described first projection 444, this gap forms the first grasping part 446 of the described printed circuit board (PCB) 10 of clamping; Similarly, form gap between described second elastic arm 542 and described second projection 544, this gap forms the second grasping part 546 of the described printed circuit board (PCB) 10 of clamping.
Please refer to Fig. 1 to Fig. 7, further, described fixed head 30 also comprises the sliding part 33 being arranged at the relative both sides of described body 31, each described first elastic arm 442 is provided with the first sliding guide groove 4420 coordinated with described sliding part 33, and each described second elastic arm 542 is provided with the second sliding guide groove 5420 coordinated with described sliding part 33.Coordinate described first sliding shoe 40 is slided relative to described fixed head 30 with described sliding part 33 by described first sliding guide groove 4420, similarly, coordinate described the second sliding shoe 50 is slided relative to described fixed head 30 with described sliding part 33 by described second sliding guide groove 5420.
Please refer to Fig. 1 to Fig. 7, further, described first sliding shoe 40 also comprises outstanding the first projection 46 and the second projection 48 extended inside each described first elastic arm 442, and described first projection 46 and described second projection 48 are positioned at relative two surfaces of described sliding part 33 to form described first sliding guide groove 4420; Described the second sliding shoe 50 also comprises the 3rd projection 56 and the 4th projection 57 of outstanding extension inside each described second elastic arm 542, and described 3rd projection 56 and described 4th projection 57 are positioned at relative two surfaces of described sliding part 33 to form described second sliding guide groove 5420.Described first projection 46 and described second projection 48 lay respectively at the relative both sides of described sliding part 33 to form described first sliding guide groove 4420 slided for described sliding part 33, similarly, described 3rd projection 56 and described 4th projection 57 lay respectively at the relative both sides of described sliding part 33 to form the second sliding guide groove 5420 slided for described sliding part 33, by the setting of this structure, with the distance according to the width of described printed circuit board (PCB) 10 or length adjustment between the first sliding shoe 40 and described the second sliding shoe 50, this fixed structure is made to be applicable to the described printed circuit board (PCB) 10 of different size, achieve flexible fixing, structure is simple, easy to use.
Please refer to Fig. 1 to Fig. 7, further, described first sliding shoe 40 also comprises the first guide vane end stop 49 giving prominence to extension along each described first sliding guide groove 4420 inwall, described the second sliding shoe 50 also comprises the second guide vane end stop (not shown) giving prominence to extension along each described second sliding guide groove 5420 inwall, and described fixed head 30 is provided with multiple interval and arranges and the stopper slot 34 be connected with described first guide vane end stop 49 and described second guide vane end stop buckle.Utilize the elasticity of described first elastic arm 442 self just can realize the location of described first sliding shoe 40 on described fixed head 30 and screens, namely to be coordinated with described sliding part 33 by described first sliding guide groove 4420 and described first guide vane end stop 49 coordinates to be limited on described fixed head 30 by described first sliding shoe 40 with described stopper slot 34; Similarly, utilize the elasticity of described second elastic arm 542 self just can realize the location of described the second sliding shoe 50 on described fixed head 30 and screens, namely to be coordinated and described second guide vane end stop coordinates now be positioned on described fixed head 30 by described the second sliding shoe 50 with described stopper slot 34 in described sliding part 33 by described the second sliding shoe 50.By described first guide vane end stop 49 and described stopper slot 34 coordinate realize the flexible positioning of described first sliding shoe 40 on described fixed head 30, described first sliding shoe 40 can ensure relative to the displacement of described fixed head 30 the multiple width dimensions requirement adapting to described control board 12; By described second guide vane end stop and described stopper slot 34 coordinate realize the flexible positioning of described the second sliding shoe 50 on described fixed head 30, described the second sliding shoe 50 can ensure relative to the displacement of described fixed head 30 the different lengths dimensional requirement adapting to described flexible PCB 14.
Please refer to Fig. 1 to Fig. 7, further, described fixed head 30 is provided with in the one end near described the second sliding shoe 50 towards the outstanding projecting block 35 of described second main part 52 and the buckle slot 36 between described projecting block 35 and described stopper slot 34, and described the second sliding shoe 50 is provided with crosses over described projecting block 35 and the lug boss 59 coordinated with described buckle slot 36.According to the length of flexible PCB 14, described the second sliding shoe 50 is installed in the buckle slot 36 of described fixed head 30, namely described lug boss 59 puts under from top or from crossing described projecting block 35 from below and snapping in described buckle slot 36, described projecting block 35 has elasticity.
Please refer to Fig. 1 to Fig. 7, the liquid crystal panel 20 that the embodiment of the present invention provides comprises liquid crystal panel 20, is fixed on the printed circuit board (PCB) 10 on described liquid crystal panel 20 and described printed circuit board (PCB) 10 is fixed on the fixed structure on described liquid crystal panel 20, and described fixed structure is the fixed structure of above-mentioned any one printed circuit board (PCB) 10.In this embodiment, the fixed structure of printed circuit board (PCB) 10 has the identical structure of fixed structure in the various embodiments described above and phase same-action, does not repeat herein.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a fixed structure for printed circuit board (PCB), for printed circuit board (PCB) is fixed on liquid crystal panel, is characterized in that, described fixed structure comprises:
Fixed head, to be fixedly installed on described liquid crystal panel and for carrying described printed circuit board (PCB);
First sliding shoe and the second sliding shoe, described first sliding shoe and described the second sliding shoe are positioned at the relative both sides of described printed circuit board (PCB) and are slidably connected with described fixed head, and described printed circuit board (PCB) to be fixed on described first sliding shoe and described the second sliding shoe and mobile relative to the movement of described fixed head with described first sliding shoe and described the second sliding shoe.
2. the fixed structure of printed circuit board (PCB) as claimed in claim 1, it is characterized in that, described fixed head comprises the body that coordinates with described first sliding shoe and described the second sliding shoe and outstandingly along at least one side of described body extends and have flexible clamping part, and described liquid crystal panel is provided with the block button hole coordinated with described clamping part.
3. the fixed structure of printed circuit board (PCB) as claimed in claim 2, it is characterized in that, described clamping part has elasticity.
4. the fixed structure of printed circuit board (PCB) as claimed in claim 2, it is characterized in that, described first sliding shoe comprises the first main part of being positioned at above described body and gives prominence to along described first main part towards described the second sliding shoe and extends with the first clamping part clamping described printed circuit board (PCB);
Described the second sliding shoe comprises and to be positioned at above described body and second main part relative with described first main part and give prominence to the second clamping part extended to clamp described printed circuit board (PCB) along described second main part towards described first sliding shoe.
5. the fixed structure of printed circuit board (PCB) as claimed in claim 4, it is characterized in that, described first clamping part comprises and is positioned at the first elastic arm that described first body coordinates relative to both sides and with described body and the first projection be positioned at above described first elastic arm upper surface, and described first elastic arm and described first projection form the first grasping part clamping described printed circuit board (PCB);
Described second clamping part comprises and is positioned at the second elastic arm that described second body coordinates relative to both sides and with described body and the second projection be positioned at above described second elastic arm upper surface, and described second elastic arm and described second projection form the second grasping part clamping described printed circuit board (PCB).
6. the fixed structure of printed circuit board (PCB) as claimed in claim 5, it is characterized in that, described fixed head also comprises the sliding part being arranged at the relative both sides of described body, each described first elastic arm is provided with the first sliding guide groove coordinated with described sliding part, and each described second elastic arm is provided with the second sliding guide groove coordinated with described sliding part.
7. the fixed structure of printed circuit board (PCB) as claimed in claim 6, it is characterized in that, described first sliding shoe also comprises the first projection and second projection of outstanding extension inside each described first elastic arm, and described first projection and described second projection are positioned at relative two surfaces of described sliding part to form described first sliding guide groove;
Described the second sliding shoe also comprises the 3rd projection and the 4th projection of outstanding extension inside each described second elastic arm, and described 3rd projection and described 4th projection are positioned at relative two surfaces of described sliding part to form described second sliding guide groove.
8. the fixed structure of printed circuit board (PCB) as claimed in claim 6, it is characterized in that, described first sliding shoe also comprises the first guide vane end stop giving prominence to extension along each described first sliding guide groove inwall, described the second sliding shoe also comprises the second guide vane end stop giving prominence to extension along each described second sliding guide groove inwall, and described fixed head is provided with multiple interval and arranges and the stopper slot be connected with described first guide vane end stop and described second guide vane end stop buckle.
9. the fixed structure of printed circuit board (PCB) as claimed in claim 6, it is characterized in that, described fixed head is provided with towards the outstanding projecting block of described second main part in the one end near described the second sliding shoe, and described the second sliding shoe is provided with the groove coordinated with described projecting block.
10. a liquid crystal indicator, comprise liquid crystal panel, be fixed on the printed circuit board (PCB) on described liquid crystal panel and described printed circuit board (PCB) is fixed on the fixed structure on described liquid crystal panel, it is characterized in that, described fixed structure is the fixed structure of the printed circuit board (PCB) as described in claim 1 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510466491.3A CN105283026B (en) | 2015-07-31 | 2015-07-31 | Fixing structure of printed circuit board and liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510466491.3A CN105283026B (en) | 2015-07-31 | 2015-07-31 | Fixing structure of printed circuit board and liquid crystal display device |
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| Publication Number | Publication Date |
|---|---|
| CN105283026A true CN105283026A (en) | 2016-01-27 |
| CN105283026B CN105283026B (en) | 2018-04-10 |
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| CN201510466491.3A Active CN105283026B (en) | 2015-07-31 | 2015-07-31 | Fixing structure of printed circuit board and liquid crystal display device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108153015A (en) * | 2016-12-05 | 2018-06-12 | 三星显示有限公司 | Display device with protection component |
| CN112162423A (en) * | 2020-09-14 | 2021-01-01 | 惠科股份有限公司 | Double-layer display module and display device |
| CN116149093A (en) * | 2023-04-23 | 2023-05-23 | 深圳赛仕电子科技有限公司 | Breakage-proof TFT display panel bearing device |
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| US6166916A (en) * | 1997-11-14 | 2000-12-26 | Unitrend, Inc. | Adjustable circuit board support frame |
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| CN112162423B (en) * | 2020-09-14 | 2022-02-18 | 惠科股份有限公司 | Double-layer display module and display device |
| CN116149093A (en) * | 2023-04-23 | 2023-05-23 | 深圳赛仕电子科技有限公司 | Breakage-proof TFT display panel bearing device |
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| CN105283026B (en) | 2018-04-10 |
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