CN209400828U - A kind of display module with function of seismic resistance - Google Patents
A kind of display module with function of seismic resistance Download PDFInfo
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- CN209400828U CN209400828U CN201920322537.8U CN201920322537U CN209400828U CN 209400828 U CN209400828 U CN 209400828U CN 201920322537 U CN201920322537 U CN 201920322537U CN 209400828 U CN209400828 U CN 209400828U
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- liquid crystal
- crystal display
- circuit board
- pcb circuit
- glue frame
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Abstract
The utility model discloses a kind of display modules with function of seismic resistance, including PCB circuit board, liquid crystal display, glue frame, backlight assembly and outer framework, the glue frame is fixedly mounted in PCB circuit board, the backlight assembly is fixed on inside glue frame, liquid crystal display is mounted on backlight assembly, the glue frame side is equipped with protrusion, liquid crystal display is fixed in the protrusion of glue frame by gluing, 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, mould will can be entirely shown by two groups of bolt fixing holes Group is fixed on the base.The utility model keeps its resistance to shock excellent by the elastic plate in glue frame and outer framework, damages during device to glass devices few.
Description
Technical field
The utility model relates to field of display technology, are related to a kind of display module, and in particular to one kind has function of seismic resistance
Display module.
Background technique
Liquid crystal display is more and more common at present, in normal domestic use equipments such as mobile phone, media player and small-sized entry level TVs
In it is the most significant, but liquid crystal display primary structural component includes glass at present, is component easy to damage, since outdoor equipment is very easy to
Appearance shakes and hits, and especially under military environment, vibration and shock are just more frequent, and existing display module is due to structure
The problem of setting, will affect the normal use of liquid crystal display when being shaken and hitting, and also be easily damaged glass in assembly
Glass device, in addition electromagnetic interference phenomenon is increasingly severe in modern environment, and regular handset class liquid crystal display is influenced fortunately, still
Occasion is shown for precision, especially military anti-interference liquid crystal display is considerably less, lacks matured product, existing minority currently on the market
Product cost is high, and anti-interference ability is not strong, is unable to satisfy military anti-interference electromagnetic shielding requirements.
Utility model content
The main purpose of the utility model is to provide a kind of display modules of electromagnetism interference, it is intended to solve the prior art
In display module when being shaken and hitting, will affect the normal use of liquid crystal display, at the same influence liquid crystal display use the longevity
The technical issues of life, another purpose of the utility model 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.
In order to achieve the above purposes, the technical solution adopted by the utility model is:
A kind of display module with function of seismic resistance, including PCB circuit board, liquid crystal display, glue frame, backlight assembly and outline border
Frame, the glue frame are fixedly mounted in PCB circuit board, and the backlight assembly is fixed on inside glue frame, and liquid crystal display is mounted on backlight
On component, the glue frame side is equipped with protrusion, and liquid crystal display is fixed in the protrusion of glue frame by gluing, and the outer framework is that can hold
Receive the groove type frame of liquid crystal display, the outer framework is mounted in PCB circuit board by buckling to fasten, is equipped with and supplies in the middle part of outer framework
The display window that liquid crystal display display area is exposed, the PCB circuit board back side are equipped with the stitch for installing connection, the stitch
The PCB circuit board of one end is equipped with bolt fixing hole, is equipped with elastic plate, the elastic plate with the outer framework of stitch opposite side
It is equipped with bolt fixing hole, it can be fixed on the base by entire display module by two groups of bolt fixing holes.
As an improvement, be equipped with heating glass between the liquid crystal display and backlight assembly, the heating glass by gluing and
The backlight assembly of its two sides is connected with liquid crystal display.
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.
As an improvement, the protrusion in the glue frame is concordant with liquid crystal display height.
The utility model beneficial effect is:
Good protection is formed to liquid crystal display by glue frame in the utility model, is realized by the elastic plate on outer framework outer
Non-rigid between frame and external equipment or pedestal contacts, so that the utility model has preferable antivibration effect, simultaneously
Since the cooperation of elastic plate and stitch is so that surplus is big when the utility model assembly is installed, alignment is easy, and spiral shell can be effectively prevented
To the damage of stitch in bolt fastener cycle.The normal use of liquid crystal display can not be influenced in the case where occurring shaking and hitting,
The service life of liquid crystal display is nor affected on simultaneously, and in addition the utility model is arranged in the display window of liquid crystal display or metal framework
Transparent conductive film forms electro-magnetic screen layer using transparent conductive film together with metal framework, so that the present apparatus is electromagnetically shielded
It is functional, it is able to satisfy military anti-interference requirement.
Detailed description of the invention
Fig. 1 is the display module overall structure diagram that the utility model has antivibration function；
Fig. 2 is that the utility model display module removes schematic diagram on front side of metal framework；
Fig. 3 is that the utility model removes schematic diagram on rear side of metal framework；
Fig. 4 is the utility model metal framework schematic diagram；
Fig. 5 is the utility model metal framework and PCB circuit board installation site relational graph；
Fig. 6 fixes schematic diagram to bend L-type sheet metal after the utility model metal framework and PCB circuit board installation；
Fig. 7 is the utility model metal plate structure schematic diagram.
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
1-PCB circuit board, 2- liquid crystal display, 3- metal framework, 4- transparent conductive film, 5- display window, 6- glue frame, 7- are convex
It rises, 8-L type sheet metal, 9- short side, 10- long side, 11- bolt fixing hole, 12- metal plate, 13- winding displacement, 14- stitch, 15- heating
Glass, 16- elastic plate, 17- backlight assembly, 18- notch.
Specific embodiment
It should be appreciated that specific embodiment described herein is only used to explain the utility model, it is not used to limit this
Utility model.
As shown in Figures 1 to 7, a kind of display module with function of seismic resistance, including PCB circuit board 1, heating glass 15,
Liquid crystal display 2, glue frame 6, backlight assembly 17 and outer framework, the glue frame 6 are fixedly mounted in PCB circuit board 1, the backlight assembly
17 are fixed on inside glue frame 6, and heating glass 15 is mounted on backlight assembly 17, and liquid crystal display 2 is mounted on heating glass 15, backlight
Component 17, heating glass 15 and liquid crystal display 2 are fixed using gluing, and 6 side of glue frame is equipped with protrusion 7, and 2 side of liquid crystal display passes through
Gluing is fixed in the protrusion 7 of glue frame 6, and the outer framework is the groove type frame that can accommodate liquid crystal display 2, and the outer framework passes through
Buckle is fastened and is mounted in PCB circuit board 1, and the display window 5 exposed for 2 display area of liquid crystal display, institute are equipped in the middle part of outer framework
It states 1 back side of PCB circuit board to be equipped with for installing the stitch 14 connected, the PCB circuit board 1 of described 14 one end of stitch is equipped with bolt
Fixation hole 11 is equipped with elastic plate 16 with the outer framework of 14 opposite side of stitch, and the elastic plate 16 is equipped with bolt fixing hole
11, it can be fixed on the base by entire display module by two groups of bolt fixing holes 11.
In order to improve the utility model electro-magnetic screen function, the outer framework is the metal framework with electro-magnetic screen function
3, the display surface of the liquid crystal display 2 is equipped with transparent conductive film 4, the transparent conductive film of metal framework 3 and 2 surface of liquid crystal display
4 collectively constitute electro-magnetic screen layer.
In the utility model, it can be connected by a variety of buckle structures between outer framework and PCB circuit board 1, it is one of
It is set on the coilable L-type sheet metal 8 in outer framework two sides, as shown in figure 4, the L-type metal that preferably structure, which is the buckle,
Piece 8 include long side 10 and short side 9, as shown in Figure 5 and Figure 6, in the PCB circuit board 1 with 9 contact position of short side of L-type sheet metal 8
Equipped with the metal plate 12 for reinforcing, as shown in fig. 7, the metal plate 12 is equipped with micro- gradient, so that torsion L-type sheet metal 8
When short side 9, connection has micro-pressure between metal framework 3 and PCB circuit board 1.
As shown in figure 4, the outer framework side is equipped with the notch 18 for drawing 2 winding displacement 13 of liquid crystal display, the liquid crystal display 2
It is connected between PCB circuit board 1 by winding displacement 13.
As a kind of more excellent embodiment, as shown in figure 3, the protrusion 7 in the glue frame 6 is concordant with 2 height of liquid crystal display, in this way
Not only it ensure that glue frame 6 played good fixed work to backlight assembly 17, heating glass 15 and 2 good protection of liquid crystal display, but also to three
With, while also can play a buffer role in, prevent outer framework from excessively compressing the glass assemblies such as liquid crystal display 2 and heating glass 15.
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 and Figure 4, it is connected between the liquid crystal display 2 and PCB circuit board 1 by winding displacement 13, winding displacement 13 passes through outer
Frame side institute open gap 18 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 5 to 7, when metal framework 3 is fastened in PCB circuit board 1, pine was installed, equipment is not firm, holds
It easily loosens, the connection of winding displacement 13 is caused to fall off, tension can damage liquid crystal display 2 again, under the protection of glue frame 6, in order to improve metal framework 3
The firmness installed with PCB circuit board 1 can choose L-type sheet metal 8 as buckle, be equipped in the PCB circuit board 1
Corresponding metal plate 12, after L-type sheet metal 8 extends to the back side from 1 two sides of PCB circuit board (as shown in Figure 5), by L-type sheet metal 8
Short side 9 reverse so that short side 9 is contacted with metal plate 12, metal framework 3 and PCB circuit board 1 can be fixed together, such as
When fruit setup error needs to dismantle, the short side 9 of L-type sheet metal 8 is screwed onto 1 two sides of PCB circuit board, it can be by metal framework
3 separate with PCB circuit board 1.
As shown in fig. 7, 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 11, since glue frame 6 exists,
The micro-pressure will lead to 6 Light deformation of glue frame, 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 in the utility model embodiment, liquid crystal display 2 can for liquid crystal display, light-emitting diode display or
OLED display of course for better display effect and adapts to adverse circumstances, can select OLED display.
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 utility model display module 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 17) rigid connection with external equipment or pedestal, to substantially increase the shock resistance of utility model display module.
Above-mentioned the utility model embodiment serial number is for illustration only, does not represent the advantages or disadvantages of the embodiments.
The above is only the preferred embodiments of the utility model, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (9)
1. a kind of display module with function of seismic resistance, it is characterised in that: including PCB circuit board, liquid crystal display, glue frame, backlight group
Part and outer framework, the glue frame are fixedly mounted in PCB circuit board, and the backlight assembly is fixed on inside glue frame, liquid crystal display peace
On backlight assembly, the glue frame side is equipped with protrusion, and liquid crystal display is fixed in the protrusion of glue frame by gluing, the outline border
Frame is the groove type frame that can accommodate liquid crystal display, and the outer framework is mounted in PCB circuit board by buckling to fasten, in outer framework
Portion is equipped with the display window that region exposing is shown for liquid crystal screen, and 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, is equipped with elastic plate, institute with the outer framework of stitch opposite side
Elastic plate is stated equipped with bolt fixing hole, entire display module can be fixed on the base by two groups of bolt fixing holes.
2. display module as described in claim 1, it is characterised in that: be equipped with heating glass between the liquid crystal display and backlight assembly
Glass, the heating glass are connected by gluing with the backlight assembly of its two sides and liquid crystal display.
3. display module as described in claim 1, it is characterised in that: the outer framework is the metal with electro-magnetic screen function
The display surface of frame, the liquid crystal display is equipped with transparent conductive film, the transparent conductive film of metal framework and liquid crystal screen surfaces
Collectively constitute electro-magnetic screen layer.
4. display module as claimed in claim 3, it is characterised in that: the display window of the metal framework is equipped with transparent guarantor
Sheath, the transparent conductive film are set on transparent protective layer.
5. display module as described in claim 1, it is characterised in that: the buckle is set on the coilable L in outer framework two sides
Type sheet metal is equipped with the metal plate for reinforcing with the short side contact position of L-type sheet metal in the PCB circuit board.
6. display module as claimed in claim 5, it is characterised in that: the metal plate is equipped with micro- gradient, so that torsion L-type gold
When belonging to the short side of piece, connection has micro-pressure between metal framework and PCB circuit board.
7. the display module as described in claim 1 to 6 any one, it is characterised in that: the outer framework side is equipped with and is used for
Draw the notch of liquid crystal display winding displacement.
8. display module as claimed in claim 7, it is characterised in that: pass through winding displacement between the liquid crystal display and PCB circuit board
It is connected.
9. display module as claimed in claim 8, it is characterised in that: the protrusion in the glue frame is concordant with liquid crystal display height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920322537.8U CN209400828U (en) | 2019-03-14 | 2019-03-14 | A kind of display module with function of seismic resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920322537.8U CN209400828U (en) | 2019-03-14 | 2019-03-14 | A kind of display module with function of seismic resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209400828U true CN209400828U (en) | 2019-09-17 |
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ID=67899761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920322537.8U Active CN209400828U (en) | 2019-03-14 | 2019-03-14 | A kind of display module with function of seismic resistance |
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| Country | Link |
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| CN (1) | CN209400828U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109765710A (en) * | 2019-03-14 | 2019-05-17 | 武汉三澍精密科技有限公司 | A kind of display module with function of seismic resistance |
-
2019
- 2019-03-14 CN CN201920322537.8U patent/CN209400828U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109765710A (en) * | 2019-03-14 | 2019-05-17 | 武汉三澍精密科技有限公司 | A kind of display module with function of seismic resistance |
| CN109765710B (en) * | 2019-03-14 | 2024-03-29 | 武汉三澍精密科技有限公司 | Display module assembly with antidetonation function |
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