CN207424455U - Backlight module and display device - Google Patents
Backlight module and display device Download PDFInfo
- Publication number
- CN207424455U CN207424455U CN201721246058.XU CN201721246058U CN207424455U CN 207424455 U CN207424455 U CN 207424455U CN 201721246058 U CN201721246058 U CN 201721246058U CN 207424455 U CN207424455 U CN 207424455U
- Authority
- CN
- China
- Prior art keywords
- electric connection
- connection pad
- backboard
- backlight module
- area
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of backlight module and display device.The backboard of backlight module has first surface and second surface, and backboard is also distinguished into a metal area and an insulation layer, and multiple electric connection pads are arranged in insulation layer.First electric connection pad is arranged at first surface with the second electric connection pad and is electrically connected by metal area, 3rd electric connection pad and the 4th electric connection pad are arranged at second surface, first electric connection pad is correspondingly connected to the 3rd electric connection pad, and the second electric connection pad is correspondingly connected with the 4th electric connection pad of money.Drive circuit board has one the 5th electric connection pad, and the 5th electric connection pad is correspondingly connected with the first electric connection pad.Luminescence unit has one the 6th electric connection pad, and the 6th electric connection pad is correspondingly connected with the 4th electric connection pad.The utility model has cost-effective effect.
Description
Technical field
The utility model is on a kind of backlight module and display device, especially in regard to a kind of backlight mould with lower cost
Block and display device.
Background technology
With the development of science and technology flat display apparatus is widely used in various fields, especially liquid crystal display
Device, because with build is frivolous, low power consumption and the advantageous characteristics such as radiationless, gradually substituting conventional cathode ray tube
Display device, and be applied in the electronic product of numerous species, such as mobile phone, portable multimedia device, notes type meter
Calculation machine, LCD TV and LCD screen etc..
Since liquid crystal will not shine in itself, backlight module (Backlight Module) is put, it is necessary to take to show image
To provide uniform light to display panel.The framework of mainstream backlight module is side-entering type backlight module at present.In known technology
In, side-entering type backlight module has generally comprised backboard, reflector plate, light-emitting diode light bar (LED Light Bar) and light guide plate
Wait components.Backboard carrying reflector plate, LED light bar and light guide plate, LED light bar is in face of light guide plate and is arranged on backboard, to send
Light is incident to light guide plate.The effect of light guide plate is the transmission direction for guiding light, and passes through the total reflection of light guide plate, makes light
Line is projected by the light-emitting surface of light guide plate, to provide uniform area source to display panel.In addition, reflector plate can will by light guide plate it
The light that bottom surface is projected reflexes to light guide plate again, thereby improves light utilization.
In conventional practice, the voltage needed for LED light bar is will to be by the current transformer (Converter) of drive circuit board
After the boost in voltage of end input of uniting, LED light bar is transmitted to by connector (Connector) and connection wire (such as soft board)
Connector, LED light bar to be driven to shine.However, traditional practice not only needs the higher costs such as connector and connection wire
Outside material, it is also possible to occur wire rod injured or the problems such as connector comes off, cause the reliability of product to reduce.
Utility model content
In view of the deficiency of prior art, inventor obtains the utility model after research and development.The purpose of this utility model is to carry
For a kind of backlight module and display device, the connector of traditional method and the cost of connection wire can be saved, avoids wire rod injured
Or connector the problems such as coming off, make product more competitive.
The utility model proposes a kind of backlight modules, are electrically connected including a backboard, one first electric connection pad, one second
Pad, one the 3rd electric connection pad and one the 4th electric connection pad, one drive circuit plate and a luminescence unit.Backboard has one the
One surface and a second surface opposite with first surface, and backboard is distinguished into a metal area and an insulation layer, insulation layer, which encloses, to be set
In the periphery of metal area.First electric connection pad, the second electric connection pad, the 3rd electric connection pad are set with the 4th electric connection pad
It is placed in insulation layer, the first electric connection pad and the second electric connection pad are arranged at the first surface of backboard and by metal area electricity
Property connection, the 3rd electric connection pad and the 4th electric connection pad are arranged at the second surface of backboard, the first electric connection pad correspondence
The 3rd electric connection pad is connected, and the second electric connection pad is correspondingly connected with the 4th electric connection pad.Drive circuit board is arranged at the back of the body
The first surface of plate, and there is one the 5th electric connection pad, the 5th electric connection pad is correspondingly connected to the first electric connection pad.Hair
Light unit is arranged at the second surface of backboard, and with one the 6th electric connection pad, and the 6th electric connection pad is correspondingly connected to the
Four electric connection pads.
The utility model separately proposes a kind of display device, including a display panel and a backlight module, backlight module with
Display panel is oppositely arranged, and is electrically connected comprising a backboard, one first electric connection pad, one second electric connection pad, one the 3rd
Connection pad, one the 4th electric connection pad, one drive circuit plate and a luminescence unit, backboard have a first surface and and first surface
An opposite second surface, and backboard is distinguished into a metal area and an insulation layer, insulation layer are enclosed arranged on the periphery of metal area, and first
Electric connection pad, the second electric connection pad, the 3rd electric connection pad and the 4th electric connection pad are arranged in insulation layer, the first electricity
Property connection gasket be arranged at the first surface of backboard with the second electric connection pad and be electrically connected by metal area, the 3rd be electrically connected
Pad is arranged at the second surface of backboard with the 4th electric connection pad, and the first electric connection pad is correspondingly connected with the 3rd electric connection pad,
And second electric connection pad be correspondingly connected with the 4th electric connection pad, drive circuit board is arranged at the first surface of backboard, and has
One the 5th electric connection pad, the 5th electric connection pad are correspondingly connected to the first electric connection pad, and luminescence unit is arranged at backboard
Second surface, and there is one the 6th electric connection pad, the 6th electric connection pad is correspondingly connected to the 4th electric connection.
In one embodiment, backlight module further includes one the 7th electric connection pad, and the 7th electric connection pad is arranged at backboard
First surface, dorsulum is also distinguished into an access area, and the 7th electric connection pad is arranged at access area, and drive circuit board also has
There is one the 8th electric connection pad, the 8th electric connection pad is correspondingly connected with the 7th electric connection pad, and is connected to drive circuit board
Ground terminal.
In one embodiment, backlight module further includes one the 9th electric connection pad, and the 9th electric connection pad is arranged at backboard
Second surface, dorsulum is also distinguished into an access area, and the 9th electric connection pad is arranged at access area, and luminescence unit also has
The tenth electric connection pad, the tenth electric connection pad are correspondingly connected with the 9th electric connection pad, and are connected to an electricity of luminescence unit
The ground terminal of road plate.
In one embodiment, backboard is also distinguished into an access area, and access area is electrically insulated with metal area by insulation layer.
In one embodiment, backlight module further includes an insulating part, and insulating part is arranged at the first surface or second of backboard
Surface, and insulating part covering metal area.
From the above, it is right on the backboard by backlight module in the backlight module of the utility model and display device
The electric connection pad and the metal area of backboard that should be set directly supply electricity to luminescence unit, therefore can save conventional ADS driving luminescence unit
Connector and connection wire cost, the problems such as traditional wire rod injured or connector can also be avoided to come off so that this practicality
New backlight module has more product competitiveness with display device.
Description of the drawings
Included attached drawing is used for providing being further understood from the embodiment of the present application, which constitutes one of specification
Point, for illustrating presently filed embodiment, and with word description come together to illustrate the principle of the application.Under it should be evident that
Attached drawing in the description of face is only some embodiments of the present application, for those of ordinary skill in the art, is not paying wound
On the premise of the property made is laborious, other attached drawings are can also be obtained according to these attached drawings.In the accompanying drawings：
Figure 1A is a kind of schematic diagram of display device of the utility model preferred embodiment.
Figure 1B is the part schematic side view of the backlight module of the display device of Figure 1A.
Fig. 2 is the elevational schematic view of the backboard of the backlight module of Figure 1B.
Fig. 3 is the vertical view schematic views of the backboard of the backlight module of Figure 1B.
Fig. 4 is the first electric connection pad, the electricity of the 7th electric connection pad and drive circuit board on the backboard of an embodiment
The 5th electric connection pad, the 8th electric connection pad on the plate of road are correspondingly connected with schematic diagram.
Fig. 5 is the 4th electric connection pad, the circuit of the 9th electric connection pad and luminescence unit on the backboard of an embodiment
The 6th electric connection pad, the tenth electric connection pad on plate are correspondingly connected with schematic diagram.
Specific embodiment
Concrete structure and function detail disclosed herein are only representative, and are for describing showing for the application
The purpose of example property embodiment.But the application can be implemented by many alternative forms, and be not interpreted as
It is limited only by the embodiments set forth herein.
In the description of the present application, it is to be understood that term " " center ", " transverse direction ", " on ", " under ", "left", "right",
The orientation or position relationship of the instructions such as " vertical ", " level ", " top ", " bottom ", " interior ", " outer " be based on orientation shown in the drawings or
Position relationship is for only for ease of description the application and simplifies description rather than instruction or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the application.In addition, art
Language " first ", " second " are only used for description purpose, and it is not intended that instruction or implying relative importance or implicit indicating institute
The quantity of the technical characteristic of instruction." first " is defined as a result, one can be expressed or be implicitly included to the feature of " second "
Or more this feature.In the description of the present application, unless otherwise indicated, " multiple " are meant that two or more.
In addition, term " comprising " and its any deformation, it is intended that cover non-exclusive include.
, it is necessary to illustrate in the description of the present application, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in application.
Term used herein above is not intended to limit exemplary embodiment just for the sake of description specific embodiment.Unless
Context clearly refers else, otherwise singulative used herein above "one", " one " also attempt to include plural number.Should also
When understanding, term " comprising " and/or "comprising" used herein above provide stated feature, integer, step, operation,
The presence of unit and/or component, and do not preclude the presence or addition of other one or more features, integer, step, operation, unit,
Component and/or its combination.
Hereinafter with reference to correlative type, illustrate the backlight module and display device according to the utility model preferred embodiment,
In identical component will be illustrated with identical reference marks.
Figure 1A is a kind of schematic diagram of display device 1 of the utility model preferred embodiment, and the display that Figure 1B is Figure 1A
The part schematic side view of the backlight module 3 of device 1.
As shown in Figure 1A, display device 1 is a liquid crystal display device, and may include a display panel 2 and a backlight mould
Block 3, backlight module 3 are oppositely arranged with display panel 2, and the E that can emit beam makes display panel 2 that can show through display panel 2
Image.The display panel 2 of the present embodiment may be, for example, plane switching (in-plane switch, IPS) formula liquid crystal display panel,
Fringe field switching (fringe field switching, FFS) formula liquid crystal display panel, vertical orientation mode (vertical
Alignment mode, VA mode) liquid crystal display panel, light orientation mode (photo alignment mode, PA mode)
Liquid crystal display panel or 3D liquid crystal display panels or the liquid crystal display panel of other patterns, the utility model are not particularly limited
Pattern.
It refer to Figure 1B and coordinate shown in Fig. 2 and Fig. 3, wherein, Fig. 2 is looking up for the backboard 31 of the backlight module 3 of Figure 1B
Schematic diagram, and the vertical view schematic views of the backboard 31 for the backlight module 3 that Fig. 3 is Figure 1B.
Backlight module 3 includes a backboard 31, one first electric connection pad P1, one second electric connection pad P2, one the 3rd electricity
Property connection gasket P3, one the 4th electric connection pad P4,32 and one luminescence unit 33 of one drive circuit plate.
To carry the component of backlight module 3 and display panel 1, backboard 31 has first surface S1 and with first backboard 31
Second surface S2 opposite surface S1, and display panel 2, the first electric connection pad P1, the second electric connection pad P2, the 3rd are electrically
Connection gasket P3 and the 4th electric connection pad P4, drive circuit board 32 and luminescence unit 33 may be disposed at backboard 31.Except above-mentioned
Outside component, backlight module 3 may also include other necessary components, such as (not painted comprising optical diaphragm, light guide plate, reflector plate
Show) etc..Wherein, optical diaphragm, light guide plate and reflector plate and luminescence unit 33 are all arranged on the second surface S2 of backboard 31.Hair
Light unit 33 is adjacent to light guide plate, and can emit beam and be incident to light guide plate, and is projected by its light-emitting surface, then passes through optical diaphragm
After display panel 2, projected by the display surface of display panel 2.In this, optical diaphragm, light guide plate, reflector plate and backboard 31,
Luminescence unit 33 is oppositely arranged relation as conventional process, no longer herein to explain more.
The material that backboard 31 may be easy to heat dissipation is made, and thermal energy caused by display panel 2 or backlight module 3 is dissipated
To the external world, material is for example comprising metal or plastic cement.Metal may be, for example, aluminium (AL), stainless steel (SUS) or galvanized steel
(SGLC), but not limited to this.And plastic cement may be, for example, makrolon (PC), acrylonitrile-butadiene-styrene copolymer (ABS),
Or other insulating materials, it is also not necessarily limited to this.The backboard 31 of the present embodiment is exemplified by comprising metal and plastic material.Wherein, it is golden
Belong to for example available for conductive with heat dissipation, and plastic cement is for example available for insulating.
Specifically, as shown in Figure 2 and Figure 3, the backboard 31 of the present embodiment can be distinguished into a metal area 34 and an insulation layer
35, insulation layer 35 is enclosed arranged on the periphery of metal area 34.In addition, the backboard 31 of the present embodiment can also be distinguished into an access area 36, and
And between access area 36 and metal area 34 it is electrically insulated by insulation layer 35.As its name suggests, metal area 34 divides with access area 36
It Wei not be used to conduction made by conductive metal material, and access area 36 is connectable to ground connection (Ground).In addition,
Insulation layer 35 is, for example, to be made with the plastic material of insulation, to separate access area 36 and metal area 34.On the implementation, can incite somebody to action exhausted
Edge plastic cement is embedded in sheet metal and is formed with metal area 34, insulation layer 35 and the backboard 31 of access area 36.
First electric connection pad P1, the second electric connection pad P2, the 3rd electric connection pad P3 and the 4th electric connection pad P4
It is arranged in insulation layer 35 so that insulation layer 35 can be also enclosed arranged on the first electric connection pad P1, the second electric connection pad P2, the 3rd
The periphery of electric connection pad P3 and the 4th electric connection pad P4.As shown in Figure 1B, the first electric connection pad P1 electrically connects with second
Connection pad P2 is arranged at the first surface S1 of backboard 31 and the two is electrically connected by metal area 34, and the 3rd electric connection pad P3 with
4th electric connection pad P4 is arranged at the second surface S2 of backboard 31, and the two can also be electrically connected by metal area 34.
It is worth noting that, in order to avoid influencing 33 power supply of luminescence unit, also for protection equipment or the peace of personnel
Entirely, the backlight module 3 of the present embodiment may also include an insulating part 37, and insulating part 37 is arranged at the first surface S1 or of backboard 31
On two surface S2, and it can be covered on metal area 34.Insulating part 37 can be arranged at the first surface of backboard 31 by preferably simultaneously
S1 and second surface S2, and be covered on metal area 34, it even can also be covered on the second electric connection pad P2, avoid outer
The other objects in boundary touch 34 or second electric connection pad P2 of metal area and influence to power.
In addition, the first electric connection pad P1 is correspondingly connected with the 3rd electric connection pad P3, and the second electric connection pad P2 is corresponded to
Connect the 4th electric connection pad P4." being correspondingly connected with " is to represent, position of the two on backboard 31 is corresponding (positioned at opposite table
Face) and the two also connect, such as other conduct pieces can be connected or utilized and (electricity) by the metal material of metal area 34
(such as conducting wire) and be electrically connected, make the first electric connection pad P1 corresponding and be electrically connected to the 3rd electric connection pad P3, and second
Electric connection pad P2 is corresponding and is electrically connected to the 4th electric connection pad P4.Electrically connect in addition, backlight module 3 may also include one the 7th
Connection pad P7 (Fig. 2), the 7th electric connection pad P7 are arranged at the first surface S1 of backboard 31, and positioned at access area 36.In other words,
Seven electric connection pad P7 are connected to ground connection.7th electric connection pad P7 can be arranged side by side with the first electric connection pad P1.
Drive circuit board 32 is arranged at the first surface S1 of backboard 31, and with one the 5th electric connection pad P5, the 5th electricity
Property connection gasket P5 is correspondingly connected to the first electric connection pad P1.In addition, the drive circuit board 32 of the present embodiment can also have one the
Eight electric connection pad P8 (Fig. 4), 322 and one circuit board 321 of one drive circuit, driving circuit 322, the 5th electric connection pad P5 and
8th electric connection pad P8 is arranged on circuit board 321.Wherein, driving circuit 322 can for example include current transformer (Converter)
Or the necessary component of other outputting drive voltages, and boost in voltage can be exported the driving voltage of high pressure by current transformer.
As shown in figure 4, its for an embodiment backboard 31 on the first electric connection pad P1, the 7th electric connection pad P7 with
The 5th electric connection pad P5's, the 8th electric connection pad P8 on the circuit board 321 of drive circuit board 32 is correspondingly connected with schematic diagram.
5th electric connection pad P5 is correspondingly connected with the first electric connection pad P1, and the 8th electric connection pad P8 is correspondingly connected with the 7th and electrically connects
Connection pad P7, and the 8th electric connection pad P8 is connectable to the ground terminal (not illustrating) of the current transformer of driving circuit 322 so that the 7th
Electric connection pad P7 is also connected to the ground terminal of drive circuit board 32.
Referring again to shown in Figure 1B, luminescence unit 33 is arranged at the second surface S2 of backboard 31, and with one the 6th electrically
Connection gasket P6, the 6th electric connection pad P6 are correspondingly connected to the 4th electric connection pad P4.In addition, the backlight module 3 of the present embodiment
One the 9th electric connection pad P9 is may also include, the 9th electric connection pad P9 is arranged on the second surface S2 of backboard 31, and is located at
Access area 36.In other words, the 9th electric connection pad P9 is connected to ground connection.9th electric connection pad P9 can be with the 4th electric connection pad
P4 is arranged side by side.
In addition, the luminescence unit 33 of the present embodiment also has 1 the tenth electric connection pad P10, a circuit board 331 and at least
One light-emitting component 332,332 and the 6th electric connection pad P6 and the tenth electric connection pad P10 of light-emitting component are all arranged at circuit board
On 331.On the implementation, circuit board 331 can be flexible circuit board or hard circuit board, and luminescence unit 33 can be light emitting diode
Lamp bar so that the quantity of light-emitting component 332 is plural number, and is respectively arranged on circuit board 331, and each light-emitting component 332 is distinguished
It is electrically connected with corresponding 6th electric connection pad P6 and the tenth electric connection pad P10, makes driving voltage that can electrically connect by the 6th
Connection pad P6 and the tenth electric connection pad P10 driving light-emitting components 332 shine.Wherein, the tenth electric connection pad P10 is connectable to electricity
The ground terminal of road plate 331.Since the 9th electric connection pad P9 is located in access area 36, the 9th electric connection pad P9 and
Ten electric connection pad P10 are also connected to ground connection.
As shown in figure 5, its for an embodiment backboard 31 on the 4th electric connection pad P4, the 9th electric connection pad P9 with
The 6th electric connection pad P6's, the tenth electric connection pad P10 on the circuit board 331 of luminescence unit 33 is correspondingly connected with schematic diagram.
6th electric connection pad P6 is correspondingly connected with the 4th electric connection pad P4, and the tenth electric connection pad P10 is correspondingly connected with the 9th electrically
Connection gasket P9, the tenth electric connection pad P10 may be connected to the ground terminal (not illustrating) of circuit board 331 so that the 9th is electrically connected
Pad P9 is also connected to the ground terminal of the circuit board 331 of luminescence unit 33.In addition, the 8th electric connection pad P8 on circuit board 321
The ground connection of circuit system can be also respectively connected to the tenth electric connection pad P10 on circuit board 331.
Referring again to shown in Figure 1B, in order to increase between the 5th electric connection pad P5 and the first electric connection pad P1, the 6th
Between electric connection pad P6 and the 4th electric connection pad P4, between the 8th electric connection pad P8 and the 7th electric connection pad P7 and
Electric conductivity between ten electric connection pad P10 and the 9th electric connection pad P9 reduces resistance during the two connection, can also be the 5th
Between electric connection pad P5 and the first electric connection pad P1, between the 6th electric connection pad P6 and the 4th electric connection pad P4,
Between eight electric connection pad P8 and the 7th electric connection pad P7 between the tenth electric connection pad P10 and the 9th electric connection pad P9
One conducting connecting part (not illustrating) is set, to reduce the contact resistance of the two.The material of conducting connecting part may be, for example, conductive bubble
Cotton, conducting resinl (such as copper glue) or weldering WU, are not intended to limit.
Therefore, when practical application, output is to the 5th electric connection pad P5's after the current transformer boosting of driving circuit 322
The driving voltage of high pressure can be transmitted by the 5th electric connection pad P5 and the metal area 34 of the first electric connection pad P1 and backboard 31
The 6th electric connection pad P6 is sent to the second electric connection pad P2, then by the 4th electric connection pad P4, to drive the member that shines
Part 332 shines.
It is right on the backboard by backlight module in conclusion in the backlight module of the utility model and display device
The electric connection pad and the metal area of backboard that should be set directly supply electricity to luminescence unit, therefore can save conventional ADS driving luminescence unit
Connector and connection wire cost, the problems such as traditional wire rod injured or connector can also be avoided to come off so that this practicality
New backlight module has more product competitiveness with display device.
The above descriptions are merely exemplary embodiments of the present utility model, is not limited to the model of the utility model
It encloses.Any those skilled in the art, the equivalent variations made on the premise of the design of the utility model and principle is not departed from
With modification, the scope that the utility model is protected should all be belonged to.And it should be noted that each component of the utility model simultaneously
It is not limited only to above-mentioned overall applicability, each technical characteristic described in the specification of the utility model can select according to actual needs
One individually uses or selects the multinomial use that combines, and therefore, the utility model covers in the nature of things to be invented with this case
The related other combinations of point and concrete application.
Claims (10)
1. a kind of backlight module, which is characterized in that including：
One backboard has a first surface and a second surface opposite with the first surface, and the backboard is distinguished into one
Metal area and an insulation layer, the insulation layer are enclosed arranged on the periphery of the metal area；
One first electric connection pad, one second electric connection pad, one the 3rd electric connection pad and one the 4th electric connection pad, set
It is placed in the insulation layer, first electric connection pad and second electric connection pad are arranged at described the of the backboard
It one surface and is electrically connected by the metal area, the 3rd electric connection pad is arranged at institute with the 4th electric connection pad
The second surface of backboard is stated, first electric connection pad is correspondingly connected with the 3rd electric connection pad, and described second
Electric connection pad is correspondingly connected with the 4th electric connection pad；
One drive circuit plate is arranged at the first surface of the backboard, and has one the 5th electric connection pad, and the described 5th
Electric connection pad is correspondingly connected to first electric connection pad；And a luminescence unit, it is arranged at described the of the backboard
Two surfaces, and there is one the 6th electric connection pad, the 6th electric connection pad is correspondingly connected to the 4th electric connection pad.
2. backlight module as described in claim 1, which is characterized in that further include：
One the 7th electric connection pad is arranged at the first surface of the backboard, wherein the backboard is also distinguished into a ground connection
Area, the 7th electric connection pad are arranged at the access area, and the drive circuit board also has one the 8th electric connection pad, institute
It states the 8th electric connection pad and is correspondingly connected with the 7th electric connection pad, and be connected to the ground terminal of the drive circuit board.
3. backlight module as described in claim 1, which is characterized in that further include：
One the 9th electric connection pad is arranged at the second surface of the backboard, wherein the backboard is also distinguished into a ground connection
Area, the 9th electric connection pad are arranged at the access area, and the luminescence unit also has 1 the tenth electric connection pad, described
Tenth electric connection pad is correspondingly connected with the 9th electric connection pad, and is connected to the ground connection of a circuit board of the luminescence unit
End.
4. backlight module as described in claim 1, which is characterized in that the backboard is also distinguished into an access area, the ground connection
Area is electrically insulated with the metal area by the insulation layer.
5. backlight module as described in claim 1, which is characterized in that further include：
One insulating part, is arranged at the first surface of the backboard or the second surface, and the insulating part covers the gold
Belong to area.
6. a kind of display device, which is characterized in that including：
One display panel；And
One backlight module, is oppositely arranged with display panel, and electrically connects comprising a backboard, one first electric connection pad, one second
Connection pad, one the 3rd electric connection pad, one the 4th electric connection pad, one drive circuit plate and a luminescence unit, the backboard have
One first surface and a second surface opposite with the first surface, and the backboard is distinguished into a metal area and an insulation
Area, the insulation layer are enclosed arranged on the periphery of the metal area, first electric connection pad, second electric connection pad, institute
It states the 3rd electric connection pad to be arranged in the insulation layer with the 4th electric connection pad, first electric connection pad and institute
The second electric connection pad is stated to be arranged at the first surface of the backboard and be electrically connected by the metal area, the described 3rd
Electric connection pad is arranged at the second surface of the backboard, first electric connection pad with the 4th electric connection pad
The 3rd electric connection pad is correspondingly connected with, and second electric connection pad is correspondingly connected with the 4th electric connection pad, institute
The first surface that drive circuit board is arranged at the backboard is stated, and with one the 5th electric connection pad, the described 5th electrically
Connection gasket is correspondingly connected to first electric connection pad, and the luminescence unit is arranged at the second surface of the backboard,
And there is one the 6th electric connection pad, the 6th electric connection pad is correspondingly connected to the 4th electric connection pad.
7. display device as claimed in claim 6, which is characterized in that the backlight module is also electrically connected comprising one the 7th
Pad, the 7th electric connection pad is arranged at the first surface of the backboard, wherein the backboard is also distinguished into a ground connection
Area, the 7th electric connection pad are arranged at the access area, and the drive circuit board also has one the 8th electric connection pad, institute
It states the 8th electric connection pad and is correspondingly connected with the 7th electric connection pad, and be connected to the ground terminal of the drive circuit board.
8. display device as claimed in claim 6, which is characterized in that the backlight module is also electrically connected comprising one the 9th
Pad, the 9th electric connection pad is arranged at the second surface of the backboard, wherein the backboard is also distinguished into a ground connection
Area, the 9th electric connection pad are arranged at the access area, and the luminescence unit also has 1 the tenth electric connection pad, described
Tenth electric connection pad is correspondingly connected with the 9th electric connection pad, and is connected to the ground connection of a circuit board of the luminescence unit
End.
9. display device as claimed in claim 6, which is characterized in that the backboard is also distinguished into an access area, the ground connection
Area is electrically insulated with the metal area by the insulation layer.
10. display device as claimed in claim 6, which is characterized in that the backlight module is described exhausted also comprising an insulating part
Edge part is arranged at the first surface of the backboard or the second surface, and the insulating part covers the metal area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721246058.XU CN207424455U (en) | 2017-09-27 | 2017-09-27 | Backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721246058.XU CN207424455U (en) | 2017-09-27 | 2017-09-27 | Backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207424455U true CN207424455U (en) | 2018-05-29 |
Family
ID=62314068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721246058.XU Active CN207424455U (en) | 2017-09-27 | 2017-09-27 | Backlight module and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207424455U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107561782A (en) * | 2017-09-27 | 2018-01-09 | 惠科股份有限公司 | Backlight module and display device |
-
2017
- 2017-09-27 CN CN201721246058.XU patent/CN207424455U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107561782A (en) * | 2017-09-27 | 2018-01-09 | 惠科股份有限公司 | Backlight module and display device |
| CN107561782B (en) * | 2017-09-27 | 2024-03-29 | 惠科股份有限公司 | Backlight module and display device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102661554B (en) | Backlight module and heat dissipation design thereof | |
| US8687142B2 (en) | Backlight unit comprising a bottom cover including an embossing portion that overlaps with a portion of an LED package and liquid crystal display using the same | |
| CN108986681A (en) | A kind of backlit display screen and mobile terminal | |
| US20150370004A1 (en) | Backlight, backlight module and display device | |
| CN107561782A (en) | Backlight module and display device | |
| CN108494048A (en) | Wireless charging device | |
| CN207424455U (en) | Backlight module and display device | |
| CN202493967U (en) | Light emitting strip, backlight component and display device | |
| CN103453383A (en) | Backlight module and liquid crystal display device | |
| CN105842912A (en) | Backlight unit and display device including the same | |
| CN202094348U (en) | Electric connector, light-emitting diode (LED) lamp panel and LED backlight | |
| US9028092B2 (en) | LED light bar and backlight module using the LED light bar | |
| CN104486902A (en) | L-bending printed circuit board | |
| CN105452755A (en) | Printed circuit board and illumination unit comprising same printed circuit board | |
| CN103022313B (en) | Light emitting module and light emitting diode thereof | |
| CN207489914U (en) | A kind of substrate, luminescence unit and back light source structure | |
| CN205790041U (en) | Led module | |
| CN209134683U (en) | A kind of board structure of circuit and display panel | |
| CN104423080B (en) | Liquid crystal display device | |
| CN203661027U (en) | Electronic equipment with touch-control key | |
| CN203858429U (en) | Liquid crystal display module | |
| CN207849013U (en) | A kind of backlight module | |
| CN207999728U (en) | Thermal diffusivity good luminescence component and backlight module | |
| CN207164410U (en) | LCDs and display device | |
| TW201035646A (en) | LED light bar and backlight module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |