CN104076539A - Display structure of ammeter, method for relieving stress of inner display structure of ammeter, and display circuit board of ammeter - Google Patents
Display structure of ammeter, method for relieving stress of inner display structure of ammeter, and display circuit board of ammeter Download PDFInfo
- Publication number
- CN104076539A CN104076539A CN201410298785.5A CN201410298785A CN104076539A CN 104076539 A CN104076539 A CN 104076539A CN 201410298785 A CN201410298785 A CN 201410298785A CN 104076539 A CN104076539 A CN 104076539A
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- ammeter
- crystal display
- circuit board
- lcds
- 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.)
- Pending
Links
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
Abstract
The invention provides a display structure of an ammeter. The display structure comprises a liquid crystal screen bracket that is erected on the plane of an inner circuit board of the ammeter, and a liquid crystal display screen that is mounted on the top surface of the bracket; a splitting plate is adhered to the bottom surface of the liquid crystal display screen and used to support and contact with the top surface of the liquid crystal screen bracket; the splitting plate is wider than the liquid crystal display screen. The display structure of the ammeter further comprises a plurality of extraction inserting pins that are extracted from the side part of the display screen display screen; the extraction inserting pins closely extend from the top surface of the splicing plate to the side part, then are outwards inclined in a certain angle alpha in a direction opposite to the vertical direction of the plane of the circuit board and finally vertically downwards extend to be connected to the circuit board.
Description
Technical field
The present invention relates to Electric Measurement Technology, especially in the multilayer circuit board design in ammeter, the display structure and the manufacture method that design in order to reduce the stress of display screen pin.
Background technology
Although liquid crystal display splicing was also in continuous progress in the last few years, splicing gap has also reduced a bit, the not development of making a breakthrough property.How to reduce the splicing gap of liquid crystal-spliced screen, require to start with from aspects such as technology, research and development, materials.
Constantly bring forth new ideas and develop liquid crystal-spliced technology.Whether the advanced person of splicing, almost just determined the size in splicing gap, is one of key of reducing of liquid crystal-spliced screen splicing gap.The splicing panel of selecting and the quality of support necessarily will be got well, the splicing panel of liquid crystal-spliced screen and splicing support also have a certain impact to its splicing gap, if the poor quality of splicing panel and splicing support, cause certain trouble can to so the process of splicing, but also can increase splicing gap.The use of the measured splicing support of matter and panel will seem lighter in splicing, can not cause splicing gap and become large.
The installation quality of the contact pin of liquid crystal-spliced screen can directly affect its serviceable life.Work long hours and make very easily some pixel overheated, can cause permanent damage once overstep the extreme limit.This has just formed normal theory " bad point " (some media is called " stain ").Because the pixel of liquid crystal-spliced screen is to be made up of liquid crystal, therefore in the time operating at full capacity continuously more than 96 hours, will be accelerated into that it is aging, when severe, even burn out.Given this; if when user must work long hours; preferably can be intermittent; or usually manifest content with different time interval change screens; at least in the time of wait state, to reduce brightness; or it operates for a moment under screen protection pattern, this lifts a finger, and not only can to delay liquid crystal display aging, and can avoid occurring hardware damage.And in conventional products, contact pin or exit are normally vertically arranged, this has just caused that its possibility is because of height problem short circuit, or by artificial damage, and with high costs in view of it, therefore must need professional designer to install, increase cost.
Summary of the invention
The present invention solves existing defect, proposes drawing after the exit inclination certain angle of LCDs again, can effectively reduce the mechanical stress of splicing, improves the anti-drop ability of LCD panel, plays buffer action, has effectively protected liquid crystal wafer.
Technical scheme 1: the display structure that designs a kind of ammeter, comprise the liquid crystal display support being erected on ammeter internal circuit board plane, and be arranged on the LCDs in described cradle top surface, LCDs bottom surface is bonded with a splice plate, for supporting and contact with the end face of described liquid crystal display support, the width of wherein said splice plate is greater than the width of LCDs, further comprise that several of drawing from the sidepiece of described LCDs draw contact pin, the described contact pin of drawing extends to its sidepiece laminating from splice plate end face, and extend vertically downward with place in circuit plate after the outward-dipping certain angle α of the vertical direction with respect to described circuit board plane.
In one embodiment, the width of described liquid crystal display support is the width that is greater than described splice plate.
In one embodiment, described in to draw contact pin be from splice plate bottom surface with respect to the sloping portion of described circuit board plane, to the end face cut-off of liquid crystal display support.
In one embodiment, described sloping portion has respectively first length L of shining upon on splice plate side and liquid crystal display support end face
1with the second length L
2.
In one embodiment, described the first length L
1with the second length L
2be set between 0.1mm to 0.5mm.Preferably, the first length L
1for 0.3mm, the second length L
2for 0.4mm.
In one embodiment, described in, drawing the part that contact pin extends is vertically downward coated by liquid crystal display support.
In one embodiment, described LCDs is LCD liquid crystal display.
In one embodiment, described angle [alpha] is set between 15 ° to 45 °, preferably selects 45 °.
Technical scheme 2: a kind of method that alleviates display structure stress in ammeter, or a kind of method of manufacturing this kind of display board, comprising: 1) set up abreast a liquid crystal display support on the display circuit board plane of ammeter inside; 2) laminating installing LCDs on described liquid crystal display support; 3) contact pin of drawing on LCDs sidepiece is drawn to circuit board plane along this sidepiece laminating, and extend vertically downward with place in circuit plate after described LCDs bottom starts to tilt laterally certain angle α; 4) draw in the partial insertion liquid crystal display support that contact pin extends vertically downward until touch circuit board described.
In one embodiment, in step 2) in a further bonding splice plate in described LCDs bottom surface, for supporting and contact with the end face of described liquid crystal display support.
In one embodiment, described in to draw contact pin be from splice plate bottom surface with respect to the sloping portion of described circuit board plane, to the end face cut-off of liquid crystal display support.
In one embodiment, described sloping portion has respectively first length L of shining upon on splice plate side and liquid crystal display support end face
1with the second length L
2.
In one embodiment, described the first length L
1with the second length L
2be set between 0.1mm to 0.5mm.
In one embodiment, described angle [alpha] is set between 15 ° to 45 °.
Technical scheme 3: the display circuit board that further designs on this basis a kind of ammeter, it comprises multiple LCDs that can intercouple, each LCDs bottom surface is bonded with a splice plate, for supporting and contact with the end face of described liquid crystal display support, the width of wherein said splice plate is greater than the width of LCDs, further comprise that several of drawing from the sidepiece of described LCDs draw contact pin, the described contact pin of drawing extends to its sidepiece laminating from splice plate end face, and extend vertically downward with place in circuit plate after the outward-dipping certain angle α of the vertical direction with respect to described circuit board plane, wherein the contact pin coupling in 90 ° of drawing of two LCDs contacts.
In one embodiment, the width of described liquid crystal display support is the width that is greater than described splice plate.
In one embodiment, described in to draw contact pin be from splice plate bottom surface with respect to the sloping portion of described circuit board plane, to the end face cut-off of liquid crystal display support.
In one embodiment, described angle [alpha] is set as 45 °.
In one embodiment, described in, drawing the part that contact pin extends is vertically downward coated by liquid crystal display support.
In sum, useful teaching of the present invention is apparent, first sets a contact pin bending part after laminating completely, then the extended layer arranging by support, and the three one external stress minimum that contact pin is subject to that works, and easily install.
Brief description of the drawings
Fig. 1 schematically shows the side of display board of the present invention and simplifies view;
Fig. 2 is the three-dimensional view of display panel structure;
Fig. 3 is the lateral plan of a kind of embodiment of display board splicing.
Embodiment
With reference to the given side rough schematic view of Fig. 1, the display structure of an ammeter comprises the liquid crystal display support 3 being erected in ammeter internal circuit board 4 planes, and be arranged on the LCDs 1 in described cradle top surface, LCDs 1 bottom surface is bonded with a splice plate 2, for supporting and contact with the end face of described liquid crystal display support 3, prevent that liquid crystal display from being pushed by support 3 and impaired.The width of wherein said splice plate 2 is greater than the width (can visually see with reference to the stereographic map shown in Fig. 2) of LCDs, display structure further comprises that several of drawing from the another side sidepiece of described LCDs 1 draw contact pin 5, the described contact pin of drawing extends to its sidepiece laminating from splice plate 2 end faces, and extends vertically downward with place in circuit plate 4 after the outward-dipping certain angle α of the vertical direction with respect to described circuit board 4 planes.
As shown in Figure 1, the width of described liquid crystal display support is the width that is greater than described splice plate.Utilize this feature, can introduce aforementioned principles, drawing contact pin 5 is from splice plate 2 bottom surfaces with respect to the sloping portion of described circuit board 4 planes, to the end face cut-off of liquid crystal display support.In actual production process, can be in the certain distance L near splice plate bottom surface
2cut-off, because need splice plate 2 and support to fit completely, can save the internal height space of ammeter like this.It should be understood that, on some circuit board, do not require that laminating is installed completely, contact pin 5 can start from the bottom surface of splice plate 2 bending so.
Therefore can learn, described sloping portion has respectively first length L of shining upon on splice plate side and liquid crystal display support end face
1with the second length L
2.I.e. the second length L
2aforementioned described distance, and the first length L
1for the width of described liquid crystal display support is the value that is greater than the width of described splice plate.In one embodiment, by described the first length L
1with the second length L
2be set between 0.1mm to 0.5mm.Preferably, the first length L
1for 0.3mm, the second length L
2for 0.4mm, manufacture splice plate and the supporting plate of respective width according to this requirement.
As shown in Figure 2, described in, draw the part that contact pin 5 extends vertically downward partly coated by the extended layer 33 of liquid crystal display support.Extended layer 33 has the multiple cradle portion 31 that are supported on circuit board 4, for being erected on circuit board 4, display screen structure can not fit completely, as can be seen from Figure 2, contact pin 4 can stretch into downwards from the reserved dead slot of extended layer 33, also can pass through sleeve pipe 32 to downward-extension, and be fixed and be coated.Therefore, add the effect of aforesaid embodiment, contact pin is just difficult to be bent or damage.
In one embodiment, described LCDs is LCD liquid crystal display, because the pin of LCD liquid crystal display is the most fragile, the embodiment of the present invention selects this pin contact pin more can give prominence to its beneficial effect.
In one embodiment, described angle [alpha] is generally set between 15 ° to 45 °, preferably selects 45 °.
A kind of method that alleviates display structure stress in ammeter is proposed on this basis, or a kind of method of manufacturing this kind of display board, comprising: 1) on the display circuit board plane of ammeter inside, set up abreast a liquid crystal display support; 2) laminating installing LCDs on described liquid crystal display support; 3) contact pin of drawing on LCDs sidepiece is drawn to circuit board plane along this sidepiece laminating, and extend vertically downward with place in circuit plate after described LCDs bottom starts to tilt laterally certain angle α; 4) draw in the partial insertion liquid crystal display support that contact pin extends vertically downward until touch circuit board described.
In one embodiment, in step 2) in a further bonding splice plate in described LCDs bottom surface, for supporting and contact with the end face of described liquid crystal display support.
In one embodiment, described in to draw contact pin be from splice plate bottom surface with respect to the sloping portion of described circuit board plane, to the end face cut-off of liquid crystal display support.
In one embodiment, described sloping portion has respectively first length L of shining upon on splice plate side and liquid crystal display support end face
1with the second length L
2.
In one embodiment, described the first length L
1with the second length L
2be set between 0.1mm to 0.5mm.
In one embodiment, described angle [alpha] is set between 15 ° to 45 °.
With reference to Fig. 3, further design on this basis a kind of display circuit board of ammeter, it comprises 2 LCDs 1 and 11 that can intercouple, each LCDs bottom surface is bonded with respectively a splice plate 2 and 12, for supporting and contact with the end face of described liquid crystal display support 3, the width of wherein said splice plate is greater than the width of LCDs, display circuit board further comprises that several of drawing from the sidepiece of described LCDs draw contact pin 5, the described contact pin of drawing extends to its sidepiece laminating from splice plate end face, and extend vertically downward with place in circuit plate after the outward-dipping certain angle A1 of the vertical direction with respect to described circuit board plane and A2, wherein the contact pin coupling in 90 ° of drawing of two LCDs contacts, be A1+A2=90 °, the stress that can ensure like this contact pin identical function terminal minimum and that be unlikely to two display screens mutually pushes and damages in the time of series connection.
Similarly in one embodiment, the width of described liquid crystal display support is the width that is greater than described splice plate, described in to draw contact pin be from splice plate bottom surface with respect to the sloping portion of described circuit board plane, to the end face cut-off of liquid crystal display support.
In one embodiment, described angle [alpha] is set as 45 ° of the bests.
In one embodiment, described in, drawing the part that contact pin extends is vertically downward coated by liquid crystal display support.
Claims (19)
1. the display structure of an ammeter, comprise the liquid crystal display support being erected on ammeter internal circuit board plane, and be arranged on the LCDs in described cradle top surface, it is characterized in that: described LCDs bottom surface is bonded with a splice plate, for supporting and contact with the end face of described liquid crystal display support, the width of wherein said splice plate is greater than the width of LCDs, further comprise that several of drawing from the sidepiece of described LCDs draw contact pin, the described contact pin of drawing extends to its sidepiece laminating from splice plate end face, and extend vertically downward with place in circuit plate after the outward-dipping certain angle α of the vertical direction with respect to described circuit board plane.
2. the display structure of ammeter according to claim 1, is characterized in that: the width of described liquid crystal display support is the width that is greater than described splice plate.
3. according to the display structure of the ammeter described in claim 1 and 2, it is characterized in that: described in to draw contact pin be from splice plate bottom surface with respect to the sloping portion of described circuit board plane, to the end face cut-off of liquid crystal display support.
4. the display structure of ammeter according to claim 3, is characterized in that: described sloping portion has respectively first length L of shining upon on splice plate side and liquid crystal display support end face
1with the second length L
2.
5. the display structure of ammeter according to claim 1, is characterized in that: described the first length L
1with the second length L
2be set between 0.1mm to 0.5mm.
6. the display structure of ammeter according to claim 1, is characterized in that: described in draw the part that contact pin extends vertically downward and be coated by liquid crystal display support.
7. the display structure of ammeter according to claim 1, is characterized in that: described LCDs is LCD liquid crystal display.
8. the display structure of ammeter according to claim 1, is characterized in that: described angle [alpha] is set between 15 ° to 45 °.
9. a method that alleviates display structure stress in ammeter, is characterized in that comprising: 1) on the display circuit board plane of ammeter inside, set up abreast a liquid crystal display support; 2) laminating installing LCDs on described liquid crystal display support; 3) contact pin of drawing on LCDs sidepiece is drawn to circuit board plane along this sidepiece laminating, and extend vertically downward with place in circuit plate after described LCDs bottom starts to tilt laterally certain angle α; 4) draw in the partial insertion liquid crystal display support that contact pin extends vertically downward until touch circuit board described.
10. the method that alleviates display structure stress in ammeter according to claim 9, is characterized in that: in step 2) in a further bonding splice plate in described LCDs bottom surface, for supporting and contact with the end face of described liquid crystal display support.
11. methods that alleviate display structure stress in ammeter according to claim 9, is characterized in that: described in to draw contact pin be from splice plate bottom surface with respect to the sloping portion of described circuit board plane, to the end face cut-off of liquid crystal display support.
12. according to the method that alleviates display structure stress in ammeter described in claim 9 and 11, it is characterized in that: described sloping portion has respectively first length L of shining upon on splice plate side and liquid crystal display support end face
1with the second length L
2.
13. methods that alleviate display structure stress in ammeter according to claim 12, is characterized in that: described the first length L
1with the second length L
2be set between 0.1mm to 0.5mm.
14. methods that alleviate display structure stress in ammeter according to claim 9, is characterized in that: described angle [alpha] is set between 15 ° to 45 °.
The display circuit board of 15. 1 kinds of ammeters, it is characterized in that: comprise multiple LCDs that can intercouple, each LCDs bottom surface is bonded with a splice plate, for supporting and contact with the end face of described liquid crystal display support, the width of wherein said splice plate is greater than the width of LCDs, further comprise that several of drawing from the sidepiece of described LCDs draw contact pin, the described contact pin of drawing extends to its sidepiece laminating from splice plate end face, and extend vertically downward with place in circuit plate after the outward-dipping certain angle of the vertical direction with respect to described circuit board plane, wherein the contact pin coupling in 90 ° of drawing of two LCDs contacts.
The display circuit board of 16. ammeters according to claim 15, is characterized in that: the width of described liquid crystal display support is the width that is greater than described splice plate.
17. according to the display structure of the ammeter described in claim 15 and 16, it is characterized in that: described in to draw contact pin be from splice plate bottom surface with respect to the sloping portion of described circuit board plane, to the end face cut-off of liquid crystal display support.
The display circuit board of 18. ammeters according to claim 17, is characterized in that: described angle initialization is 45 °.
The display structure of 19. ammeters according to claim 15, is characterized in that: described in draw the part that contact pin extends vertically downward and be coated by liquid crystal display support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410298785.5A CN104076539A (en) | 2014-06-30 | 2014-06-30 | Display structure of ammeter, method for relieving stress of inner display structure of ammeter, and display circuit board of ammeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410298785.5A CN104076539A (en) | 2014-06-30 | 2014-06-30 | Display structure of ammeter, method for relieving stress of inner display structure of ammeter, and display circuit board of ammeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104076539A true CN104076539A (en) | 2014-10-01 |
Family
ID=51597902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410298785.5A Pending CN104076539A (en) | 2014-06-30 | 2014-06-30 | Display structure of ammeter, method for relieving stress of inner display structure of ammeter, and display circuit board of ammeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104076539A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080024115A1 (en) * | 2006-06-14 | 2008-01-31 | Itron, Inc. | Printed circuit board connector for utility meters |
| CN201289559Y (en) * | 2008-11-07 | 2009-08-12 | 深圳市航盛电子股份有限公司 | Convenient type LCD device |
| CN102033358A (en) * | 2011-01-21 | 2011-04-27 | 威胜集团有限公司 | LED liquid crystal display component |
| CN202275097U (en) * | 2011-10-31 | 2012-06-13 | 青岛乾程电子科技有限公司 | LED indication junction plate for electricity meter |
| CN202757970U (en) * | 2012-07-27 | 2013-02-27 | 深圳市航天泰瑞捷电子有限公司 | Electric energy meter |
| CN204009274U (en) * | 2014-06-30 | 2014-12-10 | 华立仪表集团股份有限公司 | Ammeter display device structure |
-
2014
- 2014-06-30 CN CN201410298785.5A patent/CN104076539A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080024115A1 (en) * | 2006-06-14 | 2008-01-31 | Itron, Inc. | Printed circuit board connector for utility meters |
| CN201289559Y (en) * | 2008-11-07 | 2009-08-12 | 深圳市航盛电子股份有限公司 | Convenient type LCD device |
| CN102033358A (en) * | 2011-01-21 | 2011-04-27 | 威胜集团有限公司 | LED liquid crystal display component |
| CN202275097U (en) * | 2011-10-31 | 2012-06-13 | 青岛乾程电子科技有限公司 | LED indication junction plate for electricity meter |
| CN202757970U (en) * | 2012-07-27 | 2013-02-27 | 深圳市航天泰瑞捷电子有限公司 | Electric energy meter |
| CN204009274U (en) * | 2014-06-30 | 2014-12-10 | 华立仪表集团股份有限公司 | Ammeter display device structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2292858B1 (en) | Fastening device for curtain wall units | |
| CN103676335B (en) | Display floater and manufacture method, display device | |
| CN203311117U (en) | Narrow-bezel liquid crystal display unit and large-screen liquid crystal display device | |
| CN101846854B (en) | Liquid crystal display panel | |
| CN205541706U (en) | High grade of transparency table pastes luminous LED transparent display screen of side | |
| CN103836460A (en) | Frame, back light source module and display device | |
| CN204009274U (en) | Ammeter display device structure | |
| CN104076539A (en) | Display structure of ammeter, method for relieving stress of inner display structure of ammeter, and display circuit board of ammeter | |
| CN104728681A (en) | Backlight module and display device | |
| CN204943192U (en) | A kind of down straight aphototropism mode set and television set | |
| CN204314567U (en) | LCD board test device | |
| CN102661528B (en) | Backlight module and LCD (liquid crystal display) | |
| CN203760448U (en) | Substrate overturning device | |
| CN102502251A (en) | Supporting jig and moving method using same | |
| CN201707852U (en) | Flexible LED screen connecting structure and large screen adopting same | |
| CN204009289U (en) | Backlight module and display device | |
| CN203790972U (en) | Combined bracket for central testbed | |
| CN207321427U (en) | A kind of inside liquid crystal television stent | |
| CN203177084U (en) | Backlight module and display device | |
| CN205014160U (en) | LED backlight unit and lamp strip support thereof | |
| CN201754211U (en) | Repairing structure for display apparatus | |
| CN217086573U (en) | TFT concatenation screen | |
| CN205750000U (en) | A kind of optic fibre switching head unit | |
| CN203660122U (en) | Novel automobile connector socket terminal | |
| CN205665491U (en) | TFT module of laminating entirely |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: HOLLEY Technology Park No. 181 310023 Hangzhou city Zhejiang District of Yuhang province Wuchang Avenue Applicant after: HOLLEY METERING LIMITED Address before: HOLLEY Technology Park No. 181 310023 Hangzhou city Zhejiang District of Yuhang province Wuchang Avenue Applicant before: Holley Metering Ltd. |
|
| COR | Change of bibliographic data | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141001 |