CN208806025U - Logic card component and display device - Google Patents

Abstract

The utility model discloses a kind of logic card component and display device, wherein, logic card component includes: connection cable, printed circuit board, connector, sequence controller and the power supply chip of setting on a printed circuit, wherein, connection cable is connected to connector pluggablely, and connection cable has the second state for contacting good first state with connector and contacting exception with connector；Sequence controller includes detection module and control module, and detection module is used to detect the state of connector；Control module is electrically connected with the power supply chip of logic card component, and when connection cable is in first state, control module controls power supply chip and opens；When connection cable is in the second state, control module controls power supply chip and closes.Since the logic card component that the application proposes can be detected by connection reliability of the measure loop to connection cable and connector, it can prevent display screen from showing that exception or driving chip are burnt.

Description

Logic card component and display device

Technical field

The utility model relates to technical field of liquid crystal display, in particular to a kind of logic card component and display device.

Background technique

Currently, the development in high-res direction causes connection driving plate and liquid crystal display as LCD TV is to large scale The size of connector between panel is also increasing, stitch is more and more, in the process of artificial assembly and connection device and driving plate In be difficult through naked eyes to determine whether assemble, while FFC (the Flexible Flat that connector of arranging in pairs or groups is used together Cable, flexible flat cable) connection cable is also more and more wider, can bring difficulty to assembling, and it be easy to cause FFC to insert askew or loosen Phenomena such as, inserting askew may be such that liquid crystal display panel display is abnormal, it is also possible to will cause liquid crystal display panel or driving chip It burns, and loosens then to will lead to and start display normally, but transporting and using on the way, FFC may loosen skew, to cause Serious consequence.

Utility model content

The main purpose of the utility model is to propose a kind of logic card component, it is intended to connection cable be avoided to connect with connector Liquid crystal display panel shows exception or burns driving chip caused by exception.

To achieve the above object, the utility model proposes logic card component, comprising: connector；Connection cable, it is pluggable Ground is connected to the connector, the connection cable have contacted with the connector good first state and with the connection The second abnormal state of device contact；And sequence controller, including detection module and control module；The detection module includes Signal transmitting terminal and signal receiving end, the signal transmitting terminal and the signal input part are electrically connected to the connector；It is described Control module includes signal input part and signal output end, and the signal input part is electrically connected with the detection module, the letter Number output end is electrically connected with the power supply chip of the logic card component, when the connection cable is in first state, the control Molding block controls the power supply chip and opens；When the connection cable is in the second state, described in the control module control Power supply chip is closed.

Preferably, one of the connection cable and the connector are equipped with connector, wherein another be equipped with Adapter, when the connector is in first state, the connector and the adapter are electrically connected to form and believe for detection Number circulation measure loop.

Preferably, the connector be female, the connector include interval be set to the female on the first contact and Second contact, first contact are electrically connected with the signal transmitting terminal, and second contact is electrically connected with the signal receiving end It connects；The connection cable is equipped with the male connector being adapted to the female, and the adapter is the conduction being set in the male connector Body.

Preferably, the female includes shell, and the slot for male connector adaptation grafting is formed in the shell, described Multiple first pins are equipped in shell；The male connector includes male connector ontology and what is be arranged on the male connector ontology multiple second draw Foot, multiple second pins and multiple first pins respectively correspond setting.

Preferably, first contact and the second contact are convexly equipped on the inner wall of the shell, and the electric conductor is equipped with The locating slot of positioning is adapted to first contact and second contact.

Preferably, the range of the height of first contact and the second contact protrusion institute's inner wall is 0.25mm to 1.25mm.

Preferably, the male connector ontology on the outside of the second pin is equipped with mounting groove, and the electric conductor adaptation is mounted on institute It states in mounting groove, so that the outer surface of the electric conductor is with the outer surface of the male connector ontology in concordant setting.

Preferably, the electric conductor includes the conductive body of elongated setting and is divided into conductive body both ends and to one Two side electric conductors that side extends；The side wall that the mounting groove has bottom wall and connect with the bottom wall, two sides are conductive The end face far from the conductive body of body is connected on the side wall.

Preferably, the locating slot is provided on the end far from the electric conductor ontology of the side electric conductor.

The utility model also proposes a kind of display device, including backlight module, liquid crystal display panel and the logic board group Part, one end of the connection cable of the logic card component and the pluggable connection of the connector, the other end of the connection cable Connect the driving chip of the liquid crystal display panel, wherein the logic card component includes:

Connector；Connection cable, is connected to the connector pluggablely, and the connection cable has and the connector It contacts good first state and contacts the second abnormal state with the connector；And sequence controller, including detection mould Block and control module；The detection module includes signal transmitting terminal and signal receiving end, the signal transmitting terminal and the signal Input terminal is electrically connected to the connector；The control module includes signal input part and signal output end, the signal input End is electrically connected with the detection module, and the signal output end is electrically connected with the power supply chip of the logic card component, when described When connection cable is in first state, the control module controls the power supply chip and opens；When the connection cable is in the When two-state, the control module controls the power supply chip and closes.

The utility model proposes logic card component include: connection cable, printed circuit board, setting on a printed circuit Connector, sequence controller and power supply chip, the connection cable is connected to the connector pluggablely；The connection row Line has the second state for contacting good first state with the connector and contacting exception with the connector；The timing Controller includes detection module and control module, and the detection module has signal transmitting terminal and signal receiving end, the signal Transmitting terminal and the signal input part are electrically connected with the connector；The control module has signal input part and signal defeated Outlet, the signal input part are electrically connected with the detection module, the power supply of the signal output end and the logic card component Chip electrical connection, when the connection cable is in first state, the control module controls the power supply chip and opens；Work as institute When stating connection cable and being in the second state, the control module controls the power supply chip and closes.In this way, the application proposition is patrolled Reliability after volume board group part can connect connector with connection cable detects, so as to avoid connection cable and company It connects device and inserts the problems such as liquid crystal display panel display exception or driving chip caused by askew or loosening are burnt.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.

Fig. 1 is the structural schematic diagram of one embodiment of the utility model logic card component；

Fig. 2 is the partial enlarged view in Fig. 1 at A；

Fig. 3 is the structural schematic diagram in the utility model logic card component detection circuit.

Drawing reference numeral explanation:

Label	Title	Label	Title
				100	Connection cable	220	First pin
200	Connector	310	Detection module
				300	Sequence controller	320	Control module
400	Power supply chip	111	Locating slot
				110	Electric conductor	211	First contact
120	Male connector ontology	212	Second contact
				130	Second pin	213	Slot
210	Shell

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise Under every other embodiment obtained, fall within the protection scope of the utility model.

It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding, Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture) Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.

In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve The combination of case is not present, also not within the protection scope of the requires of the utility model.

The utility model proposes a kind of logic card component, the logic card component can be connected connector with connection cable Reliability afterwards is detected, so as to avoid connection cable and connector from inserting liquid crystal display panel caused by askew or loosening The problems such as display exception or driving chip are burnt.

In an embodiment of the utility model, as shown in figures 1 and 3, which includes: connection cable 100, Pcb board (Printed circuit board, printed circuit board), is arranged connector 200, T-CON on a printed circuit (Timming Controller, sequence controller 300) and POWER (power supply chip 400), wherein the connection cable 100 can It is connected to the connector 200 to plug；The connection cable 100, which has, contacts good first shape with the connector 200 State and the second abnormal state is contacted with the connector 200；The sequence controller 300 includes detection module 310 and control Module 320, the detection module 310 have signal transmitting terminal and signal receiving end, and the signal transmitting terminal and the signal are defeated Enter end to be electrically connected with the connector 200；The control module 320 has signal input part and signal output end, the letter Number input terminal is electrically connected with the detection module 310,400 electricity of power supply chip of the signal output end and the logic card component Connection, when the connection cable 100 is in first state, the control module 320 controls the power supply chip 400 and opens； When the connection cable 100 is in the second state, the control module 320 controls the power supply chip 400 and closes.

Specifically, the utility model improves the sequence controller 300 of existing logic card, in sequence controller Detection module 310 and control module 320, the detection module 310 and 100 shape of connector 200 and connection cable are increased on 300 At measure loop, the control module 320 forms control circuit with power supply chip 400；Specifically, detection module 310 has letter Number transmitting terminal and signal receiving end, the signal transmitting terminal and the signal input part are electrically connected with the connector 200, such as This, is when connection cable 100 is inserted into connector 200 and connection cable 100 contacts good with connector 200, the measure loop Conducting, and when connection cable 100 is not inserted into connector 200 or connection cable 100 contacts abnormal with connector 200 (such as: even Run in line 100 and connector 200 inserted askew, connection cable 100 and loosened in connector 200 etc.), measure loop disconnection；The control Molding block 320 has signal input part and signal output end, and the signal input part is electrically connected with the detection module 310, institute It states signal output end to be electrically connected with the power supply chip 400 of the logic card component, in this way, when the connection cable 100 is in the When one state, i.e., when measure loop is connected, the control module 320 controls the power supply chip 400 and opens；When the connection is arranged When line 100 is in the second state, i.e., when measure loop disconnects, the control module 320 controls the power supply chip 400 and closes.

Since the logic card component that the application proposes can be by measure loop to connection cable 100 and connector 200 Connection reliability is detected, and when connection cable 100 and connector 200 are inserted askew or when virtually connecting, measure loop is disconnected, timing control Device 300 controls power supply and closes, and so as to prevent display screen from showing, exception or driving chip are burnt.

Herein it is emphasized that the application improves existing sequence controller 300, i.e., in sequence controller It is additionally arranged detection module 310 and control module 320 on 300, therefore can be improved the integration of logic card component.The present embodiment In, the connection cable 100 is FFC (Flexible Flat Cable, flexible flat cable).

It should be noted that logic card is also known as T-CON plate, screen driving plate, center control panel, logic card includes PCB Plate, the sequence controller 300 being arranged on pcb board and connector 200.In the application, logic card component includes the logic card With the connection cable 100 of the pluggable connection of connector 200 with the logic card.

Further, Fig. 1 to Fig. 3 is please referred to, the measure loop formed after connector 200 is now inserted into connection cable 100 It is described in detail.In the present embodiment, one of the connection cable 100 and the connector 200 are equipped with connector, Wherein another to be equipped with adapter, when the connector 200 is in first state, the connector is electrically connected with the adapter It connects to form the measure loop for detection signal circulation.

Specifically, the connector 200 is female, and the connector includes the first contact that interval is set in the female 211 and second contact 212, first contact 211 be electrically connected with the signal transmitting terminal, second contact 212 with it is described Signal receiving end electrical connection；The connection cable 100 is equipped with the male connector being adapted to the female, and the adapter is set on institute State the electric conductor 110 in male connector.After the male connector in connection cable 100 is inserted into the female on connector 200, if male connector and female Connection is good, then connector and adapter can be realized it is good be electrically connected, i.e. the first contact 211, the second contact 212 and electric conductor 110 good electrical connections, in this way, measure loop is connected to, 400 normal power supply of power supply chip；If male connector connect exception with female, connect Fitting and adapter can not realize it is good be electrically connected, i.e. the first contact 211, the second contact 212 connect different with electric conductor 110 Often, in this way, measure loop disconnects, power supply chip 400 can not power, to protect to circuit, prevent display screen from showing different Often or driving chip is burnt.

Importantly, as shown in figure 3, since the male connector of the connection cable 100 of the application proposition is equipped with electric conductor 110, the female of the connector 200, which is equipped with, is adapted to the first contact 211 and the second contact being electrically connected with the electric conductor 110 212, when the male connector of connection cable 100 connect good with the female of connector 200, electric conductor 110 and the first contact 211 and Two contacts 212 electrical connection so that measure loop be connected, therefore, in the application measure loop can in male connector or female Pin mutually separate, in other words, the application propose logic card component do not need to add detection signal in male connector and female Pin forms measure loop, so, it is possible to obtain it is following of both the utility model has the advantages that first, can be avoided pin number mistake It is more, and then the volume that can be avoided male connector and female is excessive；Second, enable to measure loop and drawing in male connector and in female Foot mutually separates, so as to avoid the driving signal of detection signal and the display screen on pin from interfering with each other.

The design of right the application is without being limited thereto, and in other embodiments, the electric conductor 110 is arranged in the female, First contact 211 and second contact 212 are arranged in the male connector.

Further, please continue to refer to Fig. 2, now the structure of the female and male connector is described in detail, the female Shell 210 including isolation material is formed with the slot 213 for male connector adaptation grafting, the shell in the shell 210 Multiple first pins 220 are equipped in 210, the shell 210 of the female is equipped with for first contact 211 and second touching The via hole that the connecting line of point 212 is drawn；The male connector includes that the male connector ontology of isolation material and interval are set on male connector ontology Multiple second pins 130, multiple second pins 130 are arranged in a one-to-one correspondence with the multiple first pin 220.

Further, please referring now still to Fig. 2, in order to enable the first contact 211, the second contact 212 are kept with electric conductor 110 Stablize and be electrically connected, in one embodiment of the application, first contact 211 and the second contact 212 are convexly equipped in the interior of the shell 210 On wall, the electric conductor 110 is equipped with the locating slot that positioning is adapted to first contact 211 and second contact 212 111.In this way, first contact 211 and the second contact 212 are embedded at described fixed after male connector adaptation is inserted into female In the slot 111 of position, it so, it is possible the bonding strength for further improving male connector and female, avoid connection cable 100 in connector It is loosened in 200 or crooked, so that the first contact 211, the second contact 212 keep stabilization to be electrically connected with electric conductor 110 It connects.

Further, in order to guarantee the bonding strength of the first contact 211, the second contact 212 and locating slot 111, described the One contact 211 and the second contact 212 should have height appropriate, specifically, in the present embodiment, first contact 211 and The range that the height of institute's inner wall is protruded in two contacts 212 is 0.25mm to 1.25mm.When the first contact 211 and the second contact 212 When the range of height is in the range of 0.25mm to 1.25mm, it can either guarantee contact (including the first contact 211 and the second contact 212) with the bonding strength of locating slot 111, and can be avoided contact it is excessively high and hinder male connector insertion female in.

Further, as shown in Fig. 2, the application one is implemented in order to enable male connector is easier in the mounting groove for being inserted into female In example, the male connector ontology in 130 outside of second pin is equipped with mounting groove, and the adaptation of electric conductor 110 is mounted on the peace In tankage, so that the outer surface of the electric conductor 110 is with the outer surface of the male connector ontology in concordant setting.It so, it is possible to protect The outer surface for demonstrate,proving male connector is smooth, in the mounting groove so as to facilitate male connector insertion female.

Specifically, the electric conductor 110 includes the conductive body of elongated setting and is divided into conductive body both ends simultaneously The two side electric conductors 110 extended to side；The side wall that the mounting groove has bottom wall and connect with the bottom wall, described in two The end face far from the conductive body of side electric conductor 110 is connected on the side wall.Male connector ontology is by insulating materials such as plastics Be made, moulding process is generally injection molding, can directly form mounting groove after molding on male connector ontology, electric conductor 110 by The material of the high conductivities such as copper is made, and shape is adapted to mounting groove, can be fixedly arranged on the installation by the modes such as being bonded, welding In slot.

Since electric conductor 110 includes conductive body and the side electric conductor 110 for being divided into conductive body both ends, so, it is possible Increase the contact area of conductive body and mounting groove, so as to guarantee the stability after electric conductor 110 and the installation of male connector ontology. The design of right the application is without being limited thereto, and in other embodiments, the electric conductor 110 can also only include being arranged in a long strip shape Conductive body.

As a preferred method, please continue to refer to Fig. 2, the locating slot 111 is provided with the two side electric conductors 110 On end far from 110 ontology of electric conductor.Specifically, the length of the side electric conductor 110 is about the side of the male connector The half of length can make since locating slot 111 is provided on the end of separate conductive body of side electric conductor 110 The first contact 211, the second contact 212 be located at male connector side middle part.

The utility model also proposes that a kind of display device (not shown), the display device include the logic card component, should The specific structure of logic card component is referring to above-described embodiment, since the logic card component that the application proposes uses above-mentioned all realities Whole technical solutions of example, therefore at least all beneficial effects brought by the technical solution with above-described embodiment are applied, herein No longer repeat one by one.

Specifically, the display device is liquid crystal display device, which includes: backlight module, liquid crystal Show panel and the logic card component, wherein liquid crystal display panel includes multiple data lines and multi-strip scanning line, and by institute State multiple pixel units of data line and scan line restriction；Wherein, logic card component include: printed circuit board, setting exist Connector 200, sequence controller 300 and power supply chip 400 on printed circuit board, and with the pluggable connection of connector 200 Connection cable 100；The connector 200 is used to supply the pluggable connection of the connection cable 100；The connection cable 100 One end and the pluggable connection of the connector 200, the driving of the other end and the liquid crystal display panel of the connection cable 100 Chip connects (not shown), and the driving chip is used to provide driving signal to liquid crystal display panel.

The connector 200 have contacted with the connection cable 100 good first state and with the connection cable The second abnormal state of 100 contacts；The sequence controller 300 includes detection module 310 and control module 320, the detection Module 310 has signal transmitting terminal and a signal receiving end, the signal transmitting terminal and the signal input part with the connection Device 200 is electrically connected；The control module 320 has signal input part and signal output end, the signal input part and the inspection It surveys module 310 to be electrically connected, the signal output end is electrically connected with the power supply chip 400 of the logic card component, when the connection When device 200 is in first state, the control module 320 controls the power supply chip 400 and opens；At the connector 200 When the second state, the control module 320 controls the power supply chip 400 and closes.

Since the display device that the application proposes can be by measure loop to the company of connection cable 100 and connector 200 It connects reliability to be detected, when connection cable 100 and connector 200 are inserted askew or when virtually connecting, measure loop is disconnected, sequence controller 300 control power supplys are closed, and so as to prevent display screen from showing, exception or driving chip are burnt.

The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model, It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.

Claims (10)

1. a kind of logic card component characterized by comprising

Connector；

Connection cable, is connected to the connector pluggablely, and the connection cable is good with contacting with the connector First state and the second state that exception is contacted with the connector；And

Sequence controller, including detection module and control module；

The detection module includes signal transmitting terminal and signal receiving end, and the signal transmitting terminal and the signal input part are electrically connected It is connected to the connector；

The control module includes signal input part and signal output end, and the signal input part is electrically connected with the detection module It connects, the signal output end is electrically connected with the power supply chip of the logic card component, when the connection cable is in first state When, the control module controls the power supply chip and opens；When the connection cable is in the second state, the control module The power supply chip is controlled to close.

2. logic card component as described in claim 1, which is characterized in that the connection cable and the connector wherein it One is equipped with connector, wherein another be equipped with adapter, when the connector is in first state, the connector and institute It states adapter and is electrically connected to form the measure loop to circulate for detection signal.

3. logic card component as claimed in claim 2, which is characterized in that the connector is female, and the connector includes Interval is set to the first contact and the second contact in the female, and first contact is electrically connected with the signal transmitting terminal, institute The second contact is stated to be electrically connected with the signal receiving end；The connection cable is equipped with the male connector being adapted to the female, described Adapter is the electric conductor being set in the male connector.

4. logic card component as claimed in claim 3, which is characterized in that the female includes shell, is formed in the shell There is the slot for male connector adaptation grafting, is equipped with multiple first pins in the shell；

The male connector includes male connector ontology and multiple second pins for being arranged on the male connector ontology, multiple second pins Setting is respectively corresponded with multiple first pins.

5. logic card component as claimed in claim 4, which is characterized in that first contact and the second contact are convexly equipped in described On the inner wall of shell, the electric conductor is equipped with the locating slot that positioning is adapted to first contact and second contact.

6. logic card component as claimed in claim 5, which is characterized in that institute's inner wall is protruded in first contact and the second contact Height range be 0.25mm to 1.25mm.

7. logic card component as claimed in claim 5, which is characterized in that the male connector ontology on the outside of the second pin is equipped with Mounting groove, the electric conductor adaptation is mounted in the mounting groove, so that the outer surface of the electric conductor and the male connector ontology Outer surface in concordant setting.

8. logic card component as claimed in claim 7, which is characterized in that the electric conductor includes the conduction of elongated setting Ontology and the two side electric conductors for being divided into conductive body both ends and extending to side；

The side wall that the mounting groove has bottom wall and connect with the bottom wall, the separate conduction of two side electric conductors is originally The end face of body is connected on the side wall.

9. logic card component as claimed in claim 8, which is characterized in that the locating slot is provided with the remote of the side electric conductor On end from the electric conductor ontology.

10. a kind of display device, which is characterized in that including backlight module, liquid crystal display panel and as claim 1 to 9 is any Logic card component described in one, one end of the connection cable of the logic card component and the pluggable connection of the connector, institute The other end for stating connection cable connects the driving chip of the liquid crystal display panel.