CN208752339U - Antistatic construction and car-mounted device - Google Patents
Antistatic construction and car-mounted device Download PDFInfo
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- CN208752339U CN208752339U CN201821495578.9U CN201821495578U CN208752339U CN 208752339 U CN208752339 U CN 208752339U CN 201821495578 U CN201821495578 U CN 201821495578U CN 208752339 U CN208752339 U CN 208752339U
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Abstract
The utility model is cut down in the car-mounted device of display that there is integration to have touch panel for coping with electromagnetic noise and coping with the number of components of electrostatic.Car-mounted device (1) has: metal display bracket (20), has the display (10) of touch panel (11) to keep integration；Metal substrate holder (30), is electrically connected with display bracket (20), and keeps the control base board of display (10) in the inner surface side of display (10)；Metal casing (40), connect with grounding parts, and in the control base board of the inner surface side of display (10) cladding display (10)；And metal plate (50), there is the first plate spring part (51) being electrically connected with display bracket (20) and the second plate spring part (52) being electrically connected with casing (40).
Description
Technical field
The utility model relates to have integration have touch panel display car-mounted device in antistatic construction, with
And has the car-mounted device of antistatic construction.
Background technique
In the past, the displays such as liquid crystal display carried out ground connection to inhibit the generation of electromagnetic noise to which grounding parts are strong
Change.Such as in the scheme of patent document 1, in the surface side of plasma display panel (PDP), configured with being coated by electric conductor
Optical filter, PDP inner surface side be configured with grounding connection plate-shaped conductive body, the electric conductor and plate of optical filter
Shape electric conductor is electrically connected by leaf spring.
In the case where the surface integration of display has touch panel, if operator contact touch panel, accumulation in
The electrostatic of the hand of operator can enter the control base board of display, so as to cause the malfunction of display.Therefore, previous integration
There is the display of touch panel to have the antistatic construction for release electrostatic.
Patent document 1: Japanese Unexamined Patent Publication 10-319855 bulletin
In the past, since the ground connection reinforced structure of reply electromagnetic noise and the antistatic construction for coping with electrostatic are independently set
It sets, therefore the project more there are number of components.
Utility model content
The utility model is to solve project as described above and made, it is therefore intended that reduction is made an uproar for coping with electromagnetism
Sound and number of components for coping with electrostatic.
The antistatic construction of the utility model has: metal display bracket has touch panel to integration
Display is kept；Metal substrate holder, is electrically connected with display bracket, and protects in the inner surface side of display
Hold the control base board of display；Metal casing, connect with grounding parts, and coats and show in the inner surface side of display
The control base board of device；And metal plate, there is the first plate spring part for be electrically connected with display bracket and electric with casing
Second plate spring part of connection.
In addition, plate has multiple first plate spring parts.
In addition, multiple first plate spring parts possessed by plate be configured that the flexible print circuit of touch panel is clipped in it is multiple
Between first plate spring part.
In addition, plate has multiple second plate spring parts.
In addition, the first plate spring part is arranged side-by-side with the second plate spring part.
In addition, casing has the protrusion extended to the direction of display, the second plate spring part of plate carries out the protrusion of casing
Pressing.
In addition, the car-mounted device of the utility model has above-mentioned antistatic construction.
According to the utility model, display bracket is electrically connected with casing via plate, thus electrostatic and electromagnetic noise from
Plate flows to casing and flows to grounding parts.Therefore it can realize that the construction of release electrostatic and ground connection are strengthened with plate, it being capable of reduction department
Part number of packages.
Detailed description of the invention
Fig. 1 is the exploded perspective view for indicating the configuration example of car-mounted device of embodiment 1.
Fig. 2A and Fig. 2 B is the perspective view for indicating the configuration example of plate of embodiment 1.
Fig. 3 A~Fig. 3 C is the configuration example of the plate of embodiment 1, and Fig. 3 A is top view, and Fig. 3 B is rearview, and Fig. 3 C is side
View.
Fig. 4 is indicated the perspective view of the state after panel and board group dress in the embodiment 1.
Fig. 5 is the rearview for indicating the configuration example of car-mounted device of embodiment 1.
Fig. 6 is the cross-sectional view carried out along the line A-A of Fig. 5 to the car-mounted device of embodiment 1 after sectility.
Fig. 7 is the cross-sectional view carried out along the line B-B of Fig. 5 to the car-mounted device of embodiment 1 after sectility.
Fig. 8 is the reference example in order to help to understand the plate of embodiment 1, and is indicated panel, plate and display
The perspective view of state before device bracket assembled.
Fig. 9 is the reference example in order to help to understand the plate of embodiment 1, and is indicated panel, plate and display
The perspective view of state after device bracket assembled.
Figure 10 is the reference example in order to help to understand the plate of embodiment 1, and is indicated panel, plate, display
The rearview of state after bracket and substrate holder assembling.
Description of symbols: 1... car-mounted device；10... display；11... touch panel；12... protective cover；
13...FPC；20... display bracket；21... screw fastening part；22... protrusion；23... the first plate spring part contact portion；
30... substrate holder；31,32... screw fastening part；33... protrusion contact portion；34... lower central portion；40... casing；
41,42,43... screw fastening part；44... protrusion；50,50a... plate；51... the first plate spring part；52... the second plate spring part；
53... extension；60... panel；61... opening portion；100... arrow
Specific embodiment
Embodiment 1.
Fig. 1 is the exploded perspective view for indicating the configuration example of car-mounted device 1 of embodiment 1.Car-mounted device 1 has display
10, display bracket 20, substrate holder 30, casing 40, plate 50 and panel 60.In addition, the antistatic of embodiment 1 constructs packet
Include display bracket 20, substrate holder 30, casing 40 and the plate 50 in car-mounted device 1.Car-mounted device 1 is vehicle audio dress
Set, on-vehicle navigation apparatus or central display device etc. are equipped on the device of vehicle, be set to the instrument board etc. of vehicle.
Display 10 is, for example, liquid crystal display.It is provided with shown in aftermentioned Fig. 6 and Fig. 7 on the surface of the display 10
Touch panel 11.The following central portion of touch panel 11 is provided with flexible print circuit 13 (hereinafter referred to as " FPC13 ").
In addition, the surface for being provided with the display 10 of touch panel 11 is exposed from the opening portion 61 for being formed in panel 60.The panel 60 by
Resin etc. is constituted.
Display bracket 20 is the metal bracket for having the display 10 of touch panel 11 to be kept integration.Figure
Thus exemplary display bracket 20 keeps display bracket 20 by the side of encirclement display 10.
Substrate holder 30 is to keep in the inner surface side of display 10 to the control base board of display 10 (not shown)
Metal bracket.In illustrated example, the control base board of display 10 is fixed in the inner surface of substrate holder 30.It is showing
The control base board of device 10 is connected with the FPC13 of touch panel 11.
Casing 40 is the metal shell being electrically connected with grounding parts (not shown).The casing 40 of illustrated example is in display 10
Inner surface side the control base board for the display 10 for being held in substrate holder 30 is coated.It is fixed at the back side of the casing 40
There is the metal shell for the control base board for having stored vehicle audible device or on-vehicle navigation apparatus (not shown) etc..Casing 40 can be with
It is connect through not shown above-mentioned metal shell with grounding parts.In addition, the following central portion in casing 40 forms oriented display
The protrusion 44 that the direction of device 10 extends.The protrusion 44 be configured at than touch panel 11 FPC13 on the lower.
It is formed in two screw fastening parts 21 at the top both ends of display bracket 20, is formed in the upper of substrate holder 30
Two screw fastening parts 31 at side both ends and be formed in casing 40 top both ends two screw fastening parts 41, borrow
It helps two screws (not shown) and is anchored on panel 60 jointly.In addition, being formed in the two of the following both ends of display bracket 20
A screw fastening part 21 and be formed in substrate holder 30 following both ends two screw fastening parts 31, by (not shown)
Two screws and be anchored on panel 60 jointly.In addition, being formed in the left side both ends and the right both ends of substrate holder 30
Four screw fastening parts 32 and the left side both ends of casing 40 and four screw fastening parts 42 at the right both ends are formed in,
It is anchored on panel 60 jointly by four screws (not shown).In addition, being formed in two spiral shells at the following both ends of casing 40
Fastening part 43 is followed closely, is anchored on panel 60 by two screws (not shown).It is fastened by these screws, display bracket 20,
Substrate holder 30, casing 40 and panel 60 are mutually fixed, and make metal display bracket 20, substrate holder 30 with
And casing 40 is electrically connected to each other.
Fig. 2A and Fig. 2 B is the perspective view for indicating the configuration example of plate 50 of embodiment 1.Fig. 3 A~Fig. 3 C is embodiment party
The configuration example of the plate 50 of formula 1, Fig. 3 A are top views, and Fig. 3 B is rearview, and Fig. 3 C is side view.Fig. 4 is indicated in embodiment 1
The middle perspective view by the state after panel 60 and the assembling of plate 50.
Plate 50 is affixed to the metal parts of the lower part of the inner surface of panel 60.For example, by will be formed in panel 60
The flange of inner surface is chimeric with the circular hole for being formed in plate 50, so that plate 50 and panel 60 are fixed.The position of the plate 50 and FPC13
It sets and accordingly configures.In illustrated example, the following central portion of touch panel 11 is provided with FPC13, therefore plate 50 and the FPC13
Position be accordingly configured at panel 60 inner surface lower central portion.
Plate 50 includes more than one first plate spring part 51 being electrically connected with display bracket 20, is electrically connected with casing 40
More than one second plate spring part 52 and what is extended from the lower part of panel 60 to the direction of opening portion 61 more than one prolong
Long portion 53.In illustrated example, the number of the first plate spring part 51, the second plate spring part 52 and extension 53 is respectively two, but a
Number can be arbitrary.
Fig. 5 is the rearview for indicating the configuration example of car-mounted device 1 of embodiment 1.Fig. 6 is will be real along the line A-A of Fig. 5
Cross-sectional view after applying 1 sectility of car-mounted device of mode 1.Fig. 7 is to cut the car-mounted device 1 of embodiment 1 along the line B-B of Fig. 5
Cross-sectional view after cuing open.Display 10 surface side, i.e. be exposed to panel 60 opening portion 61 surface side, be configured with touch panel
11 and protection touch panel 11 protective cover 12.
Two first plate spring parts of two the first plate spring parts 51 to the both ends of the FPC13 at the lower surface of display bracket 20
Contact portion 23 is pressed, to be electrically connected with display bracket 20.Two the second plate spring parts 52 are to being formed under casing 40
The protrusion 44 of side central portion is pressed, to be electrically connected with casing 40.First plate spring part 51 of plate 50 and the second plate spring part
52 by the way that display bracket 20 to be electrically connected with casing 40, to strengthen being electrically connected for display bracket 20 and casing 40, is reduced
Influence of the electromagnetic noise to display 10 etc..In addition, the first plate spring part 51 and the second plate spring part 52 are leaf spring construction, therefore energy
Enough absorb the component tolerance of display bracket 20 and casing 40.
As shown in Fig. 6 and Fig. 7, the extension 53 of plate 50 is configured at the position than FPC13 close to opening portion 61.If therefore
Operator touch the opening portion of panel 60 61 expose touch panel 11, then accumulate in operator hand electrostatic not to
FPC13 flowing, but flowed to extension 53.The electrostatic flowed to extension 53, from the first plate spring part 51 to display bracket
20 flowings, and flowed via screw fastening part 21,31 to substrate holder 30, via screw fastening part 31,32,41,42 to casing
40 flowings, eventually flow to grounding parts.Way wherein, the electrostatic flowed to display bracket 20 can also be as described later, from aobvious
Show that the protrusion 22 of device bracket 20 is flowed to the raised contact portion 33 of substrate holder 30.In addition, to extension 53 flow electrostatic from
Second plate spring part 52 is directly flowed to casing 40, eventually flows to grounding parts.In addition, if electrostatic flows in FPC13 and enters and do not scheme
The control base board of the display 10 shown can then cause the malfunction of display 10.
Fig. 8 is the reference example in order to help to understand the plate 50 of embodiment 1, and be indicate by panel 60, plate 50a and
The perspective view of state before the assembling of display bracket 20.Fig. 9 is the reference example in order to help to understand the plate 50 of embodiment 1,
It and is the perspective view for indicating the state after assembling panel 60, plate 50a and display bracket 20.Figure 10 is to help to manage
The reference example of the plate 50 of embodiment 1 is solved, and is indicated panel 60, plate 50a, display bracket 20 and substrate holder 30
The rearview of state after assembling.
Fig. 8~reference example shown in Fig. 10, in addition to replace embodiment 1 plate 50 and use plate 50a this point other than, be with
The identical structure of car-mounted device 1 of embodiment 1.The plate 50a of reference example is the component used to cope with electrostatic.Difference
It is: in not formed second plate spring part 52 of the plate 50a of reference example, is formed with the second plate in the plate 50 of embodiment 1 in contrast
Spring portion 52.
As shown in figure 8, two the first plate spring part contact portions of two first plate spring parts 51 and display bracket 20 of plate 50a
23 electrical connections.In addition, as shown in FIG. 8 and 9, the multiple protrusions contacted with substrate holder 30 are formed in display bracket 20
22.Multiple protrusions 22 as shown in Figure 10, are contacted with multiple protrusion contact portions 33 of substrate holder 30 and are electrically connected.In addition, substrate
Bracket 30 is electrically connected by four screw fastening parts 32 with casing 40.
In addition, the display bracket 20 of embodiment 1 is also identically formed with multiple protrusions 22 with reference example.
In Figure 10 as illustrated by arrows 100, in reference example, electromagnetic noise by protrusion 22 and is dashed forward from display bracket 20
It plays contact portion 33 and is flowed to substrate holder 30, and flowed from the protrusion contact portion 33 of substrate holder 30 to screw fastening part 32.
Substrate holder 30 is only attached by the screw fastening part 32 of quadrangle with casing 40, and the lower central portion 34 of substrate holder 30 supplies
FPC13 configuration, because without being connect with casing 40.Therefore electromagnetic noise is elongated to the path that grounding parts flow, and there are electromagnetic noises
A possibility that malfunctioning the equal generations of display 10.
In reference example, electrostatic is flowed via the first plate spring part 51 to display bracket 20 from the extension 53 of plate 50a.It
Afterwards, the electrostatic protrusion contact portion 33 from substrate holder 30 same as electromagnetic noise is flowed to screw fastening part 32, and from casing 40
It is flowed to grounding parts.Electrostatic eventually flows to grounding parts, and the length of distance does not influence the performance of car-mounted device 1.
In this way, reference example is the structure for being electrically connected display bracket 20 with casing 40 via substrate holder 30.With this phase
Right, embodiment 1 is constituted are as follows: plate 50 has the second plate spring part 52 for contacting with casing 40, therefore not via substrate holder 30 and
It is electrically connected display bracket 20 with casing 40.In addition, the configuration place of plate 50 be because FPC13 there are due to can not form protrusion
22 and protrusion contact portion 33 place.Therefore in the embodiment 1, electromagnetic noise from display bracket 20 via plate 50 to machine
Shell 40 flows, so that the flow distance of the electromagnetic noise of embodiment 1 is shorter compared with reference example, can strengthen grounding parts.Separately
Outside, if shortening the distance between the first plate spring part 51 and the second plate spring part 52, electromagnetic noise flowing can further be shortened
Distance.
As described above, embodiment 1 antistatic construction have display bracket 20, substrate holder 30, casing 40 with
And plate 50.Display bracket 20 is the metal bracket for having the display 10 of touch panel 11 to be kept integration.Base
Board mount 30 is to be electrically connected with display bracket 20, and keep the control base board of display 10 in the inner surface side of display 10
Metal bracket.Casing 40 is connect with grounding parts and in the control of the inner surface side of display 10 cladding display 10
The metal shell of substrate.Plate 50 be with the first plate spring part 51 for being electrically connected with display bracket 20 and with casing 40
The metal parts of second plate spring part 52 of electrical connection.Display bracket 20 is electrically connected with casing 40 via plate 50, therefore electrostatic
And electromagnetic noise flows from plate 50 to casing 40 and flows to grounding parts.Therefore can with plate 50 realize release electrostatic construction and
Grounding parts are strengthened, and number of components can be cut down.
In addition, the plate 50 of embodiment 1 also can have multiple first plate spring parts 51.The quantity of first plate spring part 51 is got over
More, more reinforcing plate 50 and display bracket 20 is electrically connected.
In addition, in the embodiment 1 in the case where plate 50 has multiple first plate spring part 51, multiple first plate spring parts 51
Preferred disposition are as follows: the FPC13 of touch panel 11 is clipped between multiple first plate spring parts 51.Thus, it is possible to prevent electrostatic and electricity
Magnetic noise is flowed in FPC13.
In addition, the plate 50 of embodiment 1 also can have multiple second plate spring parts 52.The quantity of second plate spring part 52 is got over
More, more reinforcing plate 50 and casing 40 is electrically connected.
In addition, in the embodiment 1, preferably the first plate spring part 51 and the second plate spring part 52 are arranged side-by-side.First leaf spring
Portion 51 is closer at a distance from the second plate spring part 52, then the distance of electromagnetic noise flowing is shorter, is more able to suppress display 10 etc.
Malfunction.
In addition, in the embodiment 1, casing 40 has the protrusion 44 extended to the direction of display 10.The second of plate 50
Plate spring part 52 presses the protrusion 44 of casing 40.According to this structure, the component tolerance of casing 40 Yu plate 50, energy can be absorbed
Enough strengthen being electrically connected for casing 40 and plate 50.
In addition, by the way that the antistatic Structural application of embodiment 1 in car-mounted device 1, can be realized the small of car-mounted device 1
Type and lightness.The first plate spring part 51 and the second plate spring part 52 of plate 50 have elasticity, therefore even if receiving vehicle
In the case where vibration when driving, being electrically connected for display bracket 20 and casing 40 also reliably ensure.
In addition, the utility model can be able to carry out the arbitrary composition of embodiment in the range of its utility model
The omission of the arbitrary constituent element of the deformation or embodiment of element.
Claims (7)
1. a kind of antistatic construction, which is characterized in that have:
Metal display bracket has the display of touch panel to keep integration；
Metal substrate holder is electrically connected with the display bracket, and is kept in the inner surface side of the display
The control base board of the display；
Metal casing, connect with grounding parts, and coats the control of the display in the inner surface side of the display
Substrate processed；And
Metal plate has the first plate spring part for being electrically connected with the display bracket and is electrically connected with the casing
Second plate spring part.
2. antistatic construction according to claim 1, which is characterized in that
The plate has multiple first plate spring parts.
3. antistatic construction according to claim 2, which is characterized in that
It is more to be configured that the flexible print circuit by the touch panel is clipped in for multiple first plate spring parts possessed by the plate
Between a first plate spring part.
4. antistatic construction according to claim 1, which is characterized in that
The plate has multiple second plate spring parts.
5. antistatic construction according to claim 1, which is characterized in that
First plate spring part is arranged side-by-side with second plate spring part.
6. antistatic construction according to claim 1, which is characterized in that
The casing has the protrusion extended to the direction of the display,
Second plate spring part of the plate presses the protrusion of the casing.
7. a kind of car-mounted device, which is characterized in that
Has the construction of antistatic described in any one of claim 1~6.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018052624A JP7101503B2 (en) | 2018-03-20 | 2018-03-20 | Antistatic structure and in-vehicle equipment |
| JP2018-052624 | 2018-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208752339U true CN208752339U (en) | 2019-04-16 |
Family
ID=66083490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821495578.9U Active CN208752339U (en) | 2018-03-20 | 2018-09-13 | Antistatic construction and car-mounted device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7101503B2 (en) |
| CN (1) | CN208752339U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114731755A (en) * | 2019-12-23 | 2022-07-08 | 大金工业株式会社 | Antistatic structure and air conditioner |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3360791B2 (en) * | 1997-01-31 | 2002-12-24 | シャープ株式会社 | Unwanted radiation prevention terminal |
| JPH10319855A (en) * | 1997-05-20 | 1998-12-04 | Fujitsu General Ltd | Undesired radiation preventing device for pdp display device |
| JPH1138893A (en) * | 1997-07-18 | 1999-02-12 | Fujitsu General Ltd | Grounding structure of optical filter |
| JP5921483B2 (en) | 2013-04-05 | 2016-05-24 | 三菱電機株式会社 | Display device |
| JP6594158B2 (en) | 2015-10-26 | 2019-10-23 | 三菱電機株式会社 | Electronic device and manufacturing method thereof |
-
2018
- 2018-03-20 JP JP2018052624A patent/JP7101503B2/en active Active
- 2018-09-13 CN CN201821495578.9U patent/CN208752339U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114731755A (en) * | 2019-12-23 | 2022-07-08 | 大金工业株式会社 | Antistatic structure and air conditioner |
| CN114731755B (en) * | 2019-12-23 | 2023-11-14 | 大金工业株式会社 | Antistatic structure and air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2019164275A (en) | 2019-09-26 |
| JP7101503B2 (en) | 2022-07-15 |
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