CN109765711A - A kind of military display module - Google Patents
A kind of military display module Download PDFInfo
- Publication number
- CN109765711A CN109765711A CN201910193647.3A CN201910193647A CN109765711A CN 109765711 A CN109765711 A CN 109765711A CN 201910193647 A CN201910193647 A CN 201910193647A CN 109765711 A CN109765711 A CN 109765711A
- Authority
- CN
- China
- Prior art keywords
- circuit board
- liquid crystal
- pcb circuit
- outer framework
- crystal display
- 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.)
- Granted
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 54
- 239000011521 glass Substances 0.000 claims abstract description 17
- 239000006260 foam Substances 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 12
- 238000004026 adhesive bonding Methods 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims description 57
- 239000010410 layer Substances 0.000 claims description 14
- 238000006073 displacement reaction Methods 0.000 claims description 12
- 238000004804 winding Methods 0.000 claims description 12
- 239000011241 protective layer Substances 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000009738 saturating Methods 0.000 claims 1
- 230000035939 shock Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000002633 protecting effect Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000003373 anti-fouling effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a kind of military display modules, including PCB circuit board, liquid crystal display, heat glass, backlight assembly and outer framework, the liquid crystal display, heating glass and backlight assembly pass sequentially through gluing and are fixed together, and it is mounted in PCB circuit board by buffer layer, the outer framework is the groove type frame that can accommodate liquid crystal display, the outer framework is mounted in PCB circuit board by buckling to fasten, the display window that region exposing is shown for liquid crystal screen is equipped in the middle part of outer framework, the PCB circuit board back side is equipped with the stitch for installing connection, the PCB circuit board of described stitch one end is equipped with bolt fixing hole, elastic plate is equipped with the outer framework of stitch opposite side, the elastic plate is equipped with bolt fixing hole, entire military display module can be fixed on the base by two groups of bolt fixing holes.The present invention keeps its resistance to shock excellent by the elastic plate on foam and outer framework, damages during device to glass devices few.
Description
Technical field
The present invention relates to field of display technology, are related to a kind of military display module, and in particular to a kind of military display module.
Background technique
Liquid crystal display is substantially essential component as a kind of interactive interface of electronic equipment, and electronic device is especially aobvious
Show that module drop resistant shockproof properties are all poor, it is difficult to adapt to the severe occasion of use environment, especially under military environment, vibration and
The problem of shock is just more frequent, and existing military display module is due to structure setting, is being shaken and is hitting Shi Huiying
The normal use of liquid crystal display is rung, and is also easily damaged glass devices in assembly, in addition electromagnetic interference phenomenon in modern environment
It is increasingly severe, regular handset class liquid crystal display is influenced fortunately, but occasion is shown for precision, it is especially military anti-interference
Liquid crystal display is considerably less, lacks matured product currently on the market, and existing minority product cost is high, and anti-interference ability is not strong,
It is unable to satisfy military anti-interference electromagnetic shielding requirements.
Summary of the invention
The main purpose of the present invention is to provide a kind of military display modules of electromagnetism interference, it is intended to solve the prior art
In military display module will affect the normal use of liquid crystal display when being shaken and hitting, while influencing making for liquid crystal display
The technical issues of with the service life, another object of the present invention are to solve the problems, such as liquid crystal display poor anti jamming capability in the prior art, with
Meet military use product drop resistant and anti-interference electromagnetic shielding requirements.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of military display module, including PCB circuit board, liquid crystal display, heating glass, backlight assembly and outer framework, it is described
Liquid crystal display, heating glass and backlight assembly pass sequentially through gluing and are fixed together, and are mounted on PCB circuit board by buffer layer
On, the outer framework is the groove type frame that can accommodate liquid crystal display, and the outer framework is mounted on PCB circuit board by buckling to fasten
On, the display window that region exposing is shown for liquid crystal screen is equipped in the middle part of outer framework, the PCB circuit board back side is equipped with for installing
The stitch of connection, the PCB circuit board of described stitch one end are equipped on bolt fixing hole, with the outer framework of stitch opposite side and set
Flexible plate, the elastic plate are equipped with bolt fixing hole, can be by entire military display module by two groups of bolt fixing holes
It fixes on the base.
As an improvement, the buffer layer is foam, the foam two sides pass through gluing and backlight assembly and PCB circuit board phase
Even.
As an improvement, the outer framework is the metal framework with electro-magnetic screen function, the display surface of the liquid crystal display
Equipped with transparent conductive film, the transparent conductive film of metal framework and liquid crystal screen surfaces collectively constitutes electro-magnetic screen layer.
As an improvement, the display window of the metal framework is equipped with transparent protective layer, the transparent conductive film is set to
On transparent protective layer.
As an improvement, it is described buckle on the coilable L-type sheet metal in outer framework two sides, the PCB circuit board with L
The short side contact position of type sheet metal is equipped with the metal plate for reinforcing.
As an improvement, the metal plate is equipped with micro- gradient, so that when the short side of torsion L-type sheet metal, metal framework and PCB
Connection has micro-pressure between circuit board.
As an improvement, the outer framework side is equipped with the notch for drawing liquid crystal display winding displacement.
As an improvement, being connected between the liquid crystal display and PCB circuit board by winding displacement.
The medicine have the advantages that
Good protection is formed to liquid crystal display by foam in the present invention, outer framework is realized by the elastic plate on outer framework
Non-rigid between external equipment or pedestal contacts, so that the present invention has preferable antivibration effect, is adapted to more dislike
Bad damping drop resistant environment, simultaneously because the cooperation of elastic plate and stitch is so that surplus is big when the present invention assembles installation, alignment is held
Easily, the damage in tightening process for a bolt to stitch can be effectively prevented.It can not be influenced in the case where occurring shaking and hitting
The normal use of liquid crystal display, while the service life of liquid crystal display is nor affected on, in addition the present invention is in liquid crystal display or metal framework
Display window be arranged transparent conductive film, electro-magnetic screen layer is formed together with metal framework using transparent conductive film so that
Present apparatus electromagnetic shielding performance is good, is able to satisfy military anti-interference requirement.
Detailed description of the invention
Fig. 1 is the military display module overall structure diagram that the present invention has antivibration function；
Fig. 2 is that the military display module of the present invention removes decomposition diagram after metal framework；
Fig. 3 is metal framework schematic diagram of the present invention；
Fig. 4 is metal framework of the present invention and PCB circuit board installation site relational graph；
Fig. 5 fixes schematic diagram to bend L-type sheet metal after metal framework of the present invention and PCB circuit board installation；
Fig. 6 is metal plate structure schematic diagram of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
1-PCB circuit board, 2- liquid crystal display, 3- metal framework, 4- transparent conductive film, 5- display window, 6- backlight assembly,
7- foam, 8-L type sheet metal, 9- short side, 10- long side, 11- bolt fixing hole, 12- metal plate, 13- winding displacement, 14- stitch, 15-
Heat glass, 16- elastic plate, 17- notch.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
As shown in Figures 1 to 6, a kind of military display module, including PCB circuit board 1, heating glass 15, liquid crystal display 2, back
Optical assembly 6 and outer framework, the liquid crystal display 2, heating glass 15 and backlight assembly 6 pass sequentially through gluing and are fixed together, and lead to
It crosses buffer layer to be mounted in PCB circuit board 1, the specific buffer layer is foam 7, and 7 two sides of foam pass through gluing and backlight
Component 6 and PCB circuit board 1 are connected, and foam 7 keeps apart backlight assembly 6 and PCB circuit board 1, can effectively play damping guarantor
Shield effect prevents liquid crystal display 2 and heating glass 15 damaged, and the outer framework is that can accommodate liquid crystal display 2, heating glass 15 and backlight
The groove type frame of component 6, the outer framework are mounted in PCB circuit board 1 by buckling to fasten, and feed flow is equipped in the middle part of outer framework
The display window 5 that 2 display areas of crystalline substance screen are exposed, 1 back side of PCB circuit board is equipped with the stitch 14 for installing connection, described
The PCB circuit board 1 of 14 one end of stitch is equipped with bolt fixing hole 11, is equipped with elastic plate with the outer framework of 14 opposite side of stitch
16, the elastic plate 16 is equipped with bolt fixing hole 11, can be by entire military display module by two groups of bolt fixing holes 11
It fixes on the base.
In order to improve electro-magnetic screen function of the present invention, the outer framework is the metal framework 3 with electro-magnetic screen function, institute
The display surface for stating liquid crystal display 2 is equipped with transparent conductive film 4, and metal framework 3 and the transparent conductive film 4 on 2 surface of liquid crystal display are total
With composition electro-magnetic screen layer.
In the present invention, it can be connected by a variety of buckle structures between outer framework and PCB circuit board 1, it is one of more excellent
Structure be the buckle for set on the coilable L-type sheet metal 8 in outer framework two sides, as shown in figure 3, shown L-type sheet metal 8 wraps
Long side 10 and short side 9 are included, as shown in Figure 4 and Figure 5, is equipped in the PCB circuit board 1 with 9 contact position of short side of L-type sheet metal 8
For the metal plate 12 of reinforcing, as shown in fig. 6, the metal plate 12 is equipped with micro- gradient, so that the short side 9 of torsion L-type sheet metal 8
When, connection has micro-pressure between metal framework 3 and PCB circuit board 1.
As shown in figure 3, the outer framework side is equipped with notch 17 for drawing liquid crystal display winding displacement, the liquid crystal display 2 with
It is connected between PCB circuit board 1 by winding displacement 13.
In order to protect liquid crystal display 2 transparent conductive film can not be arranged on liquid crystal display 2 in alternatively embodiment
4, transparent protective layer is set on the display window 5 using the metal framework 3, and the transparent conductive film 4 is set to transparency protected
On layer, the protecting effect to liquid crystal display 2 is can be improved in no setting is required on such liquid crystal display 2 transparent conductive film 4, or directly
Electro-conductive glass is set on the display window 5 of metal framework 3, has not only played the role of protecting liquid crystal display 2, but also play the role of shielded layer,
The display window 5 and metal framework 3 itself of metal framework 3 form complete electro-magnetic screen layer, can simplify processing technology in this way,
Reduce cost.
As shown in figure 3, being connected between the liquid crystal display 2 and PCB circuit board 1 by winding displacement 13, winding displacement 13 passes through outer framework
Side institute open gap 17 is drawn, and is connected on the circuit interface of PCB circuit board 1 after bending.
As a kind of more preferably embodiment, temperature sensor or thermistor can also be set on 2 surface of liquid crystal display, lead to
Excess temperature sensor or thermistor control heating 15 heating power of glass.
For the Water-proof and oil-proof, antifouling and other effects for realizing the printed circuit board, in the present embodiment, the printed circuit board
Front and back be coated with agent for three purposes, and the agent for three purposes is covered in the element on the printed circuit board.
As shown in Figures 4 to 6, when metal framework 3 is fastened in PCB circuit board 1, pine was installed, equipment is not firm, holds
It easily loosening, the connection of winding displacement 13 is caused to fall off, tension can damage liquid crystal display 2 again, under protection of the foam 7 as buffer layer, in order to
The firmness for improving metal framework 3 and the installation of PCB circuit board 1 can choose L-type sheet metal 8 as buckle, in the PCB
Circuit board 1 be equipped with corresponding metal plate 12, L-type sheet metal 8 extend to the back side from 1 two sides of PCB circuit board after (such as Fig. 4 institute
Show), the short side 9 of L-type sheet metal 8 is reversed, so that short side 9 is contacted with metal plate 12, it can be by metal framework 3 and PCB circuit
Plate 1 is fixed together (as shown in Figure 5), if setup error needs to dismantle, the short side 9 of L-type sheet metal 8 is screwed onto PCB electricity
Plate 1 two sides in road can separate metal framework 3 with PCB circuit board 1.
As shown in fig. 6, preventing from loosening to improve the degree of being connected firmly, the metal plate 12 is equipped with micro- gradient, so that turning round
When turning the short side 9 of L-type sheet metal 8, connection has micro-pressure between metal framework 3 and PCB circuit board 1, since foam 7 exists,
The micro-pressure will lead to 7 Light deformation of foam, not only guarantee the firmness that metal framework 3 is fastened in PCB circuit board 1 in this way, but also
Liquid crystal display 2 will not be damaged.
It is to be noted that liquid crystal display 2 can be aobvious for liquid crystal display, light-emitting diode display or OLED in the embodiment of the present invention
Show device, of course for better display effect and adapts to adverse circumstances, OLED display can be selected.
For convenient for being driven to the liquid crystal display 2, it usually needs setting drive integrated circult, in the present embodiment, driving
Integrated circuit is printed on 1 back side of PCB circuit board, and the liquid crystal display 2 is connected with the drive integrated circult by winding displacement 13,
The drive integrated circult is connected with the printed circuit board by winding displacement 13.
It is connected for the ease of the military display module of the present invention with external equipment or pedestal, improves its resistance to shock, PCB electricity
Plate 1 back side one end in road is equipped with stitch 14 and bolt hole for fixing for communication connection, one end opposite with stitch 14
Metal framework 3 be equipped with elastic plate 16, by elastic plate 16 reduce glass assembly (including liquid crystal display 2, heating glass 15 and back
Optical assembly 6) rigid connection with external equipment or pedestal, the present invention is using elastic plate 16 and foam 7 with the use of significantly
Improve the shock resistance for inventing military display module.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (8)
1. a kind of military display module, it is characterised in that: including PCB circuit board, liquid crystal display, heating glass, backlight assembly and outer
Frame, the liquid crystal display, heating glass and backlight assembly pass sequentially through gluing and are fixed together, and are mounted on by buffer layer
In PCB circuit board, the outer framework is the groove type frame that can accommodate liquid crystal display, and the outer framework is mounted on by buckling to fasten
The display window that region exposing is shown for liquid crystal screen is equipped in PCB circuit board, in the middle part of outer framework, the PCB circuit board back side is set
There is the stitch for installing connection, the PCB circuit board of described stitch one end is equipped with bolt fixing hole, with stitch opposite side
Outer framework is equipped with elastic plate, and the elastic plate is equipped with bolt fixing hole, can be by entire army by two groups of bolt fixing holes
It is fixed on the base with display module.
2. military display module as described in claim 1, it is characterised in that: the buffer layer is foam, the foam two sides
It is connected by gluing with backlight assembly and PCB circuit board.
3. military display module as described in claim 1, it is characterised in that: the outer framework is with electro-magnetic screen function
The display surface of metal framework, the liquid crystal display is equipped with transparent conductive film, the electrically conducting transparent of metal framework and liquid crystal screen surfaces
Film collectively constitutes electro-magnetic screen layer.
4. military display module as claimed in claim 3, it is characterised in that: the display window of the metal framework is equipped with saturating
Bright protective layer, the transparent conductive film are set on transparent protective layer.
5. military display module as described in claim 1, it is characterised in that: the buckle is that can reverse set on outer framework two sides
L-type sheet metal, be equipped with the metal plate for reinforcing with the short side contact position of L-type sheet metal in the PCB circuit board.
6. military display module as claimed in claim 5, it is characterised in that: the metal plate is equipped with micro- gradient, so that torsion L
When the short side of type sheet metal, connection has micro-pressure between metal framework and PCB circuit board.
7. the military display module as described in claim 1 to 6 any one, it is characterised in that: the outer framework side is equipped with
For drawing the notch of liquid crystal display winding displacement.
8. military display module as claimed in claim 7, it is characterised in that: pass through between the liquid crystal display and PCB circuit board
Winding displacement is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910193647.3A CN109765711B (en) | 2019-03-14 | 2019-03-14 | Military display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910193647.3A CN109765711B (en) | 2019-03-14 | 2019-03-14 | Military display module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109765711A true CN109765711A (en) | 2019-05-17 |
| CN109765711B CN109765711B (en) | 2024-03-29 |
Family
ID=66458347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910193647.3A Active CN109765711B (en) | 2019-03-14 | 2019-03-14 | Military display module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109765711B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111145700A (en) * | 2019-12-26 | 2020-05-12 | 四川天微电子有限责任公司 | Three-proofing acquisition driving device with touch screen display and control functions |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4878738A (en) * | 1987-04-27 | 1989-11-07 | Seiko Instruments, Inc. | Electro-optical device |
| KR970014813U (en) * | 1995-09-29 | 1997-04-28 | LCD display holder | |
| JPH10153764A (en) * | 1996-11-22 | 1998-06-09 | Rohm Co Ltd | Liquid crystal module and its manufacture |
| JP2004302212A (en) * | 2003-03-31 | 2004-10-28 | Optrex Corp | Liquid crystal display device |
| JP2006221017A (en) * | 2005-02-14 | 2006-08-24 | Nippon Seiki Co Ltd | Display device |
| CN201327552Y (en) * | 2008-11-21 | 2009-10-14 | 北京怡诚机电设备公司 | Liquid crystal display for ships |
| CN202421669U (en) * | 2011-12-28 | 2012-09-05 | 深圳市宇顺电子股份有限公司 | Fixing device for liquid crystal display module |
| CN203838441U (en) * | 2014-03-24 | 2014-09-17 | 南京华东电子集团有限公司 | Machine body mounting structure for airborne reinforced LCD |
| CN206649250U (en) * | 2017-03-17 | 2017-11-17 | 上海芯辉电子有限公司 | A kind of low temperature resistant liquid crystal display module |
| CN209373289U (en) * | 2019-03-14 | 2019-09-10 | 武汉三澍精密科技有限公司 | A kind of military display module |
-
2019
- 2019-03-14 CN CN201910193647.3A patent/CN109765711B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4878738A (en) * | 1987-04-27 | 1989-11-07 | Seiko Instruments, Inc. | Electro-optical device |
| KR970014813U (en) * | 1995-09-29 | 1997-04-28 | LCD display holder | |
| JPH10153764A (en) * | 1996-11-22 | 1998-06-09 | Rohm Co Ltd | Liquid crystal module and its manufacture |
| JP2004302212A (en) * | 2003-03-31 | 2004-10-28 | Optrex Corp | Liquid crystal display device |
| JP2006221017A (en) * | 2005-02-14 | 2006-08-24 | Nippon Seiki Co Ltd | Display device |
| CN201327552Y (en) * | 2008-11-21 | 2009-10-14 | 北京怡诚机电设备公司 | Liquid crystal display for ships |
| CN202421669U (en) * | 2011-12-28 | 2012-09-05 | 深圳市宇顺电子股份有限公司 | Fixing device for liquid crystal display module |
| CN203838441U (en) * | 2014-03-24 | 2014-09-17 | 南京华东电子集团有限公司 | Machine body mounting structure for airborne reinforced LCD |
| CN206649250U (en) * | 2017-03-17 | 2017-11-17 | 上海芯辉电子有限公司 | A kind of low temperature resistant liquid crystal display module |
| CN209373289U (en) * | 2019-03-14 | 2019-09-10 | 武汉三澍精密科技有限公司 | A kind of military display module |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111145700A (en) * | 2019-12-26 | 2020-05-12 | 四川天微电子有限责任公司 | Three-proofing acquisition driving device with touch screen display and control functions |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109765711B (en) | 2024-03-29 |
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