CN216750345U

CN216750345U - Primary-secondary card type LED (light emitting diode) card sending module

Info

Publication number: CN216750345U
Application number: CN202220107065.6U
Authority: CN
Inventors: 林小峰; 杨剑君; 李伍
Original assignee: Shenzhen Wharton Technology Co ltd
Current assignee: Shenzhen Wharton Technology Co ltd
Priority date: 2022-01-14
Filing date: 2022-01-14
Publication date: 2022-06-14
Anticipated expiration: 2032-01-14

Abstract

The utility model relates to a LED of primary and secondary card formula sends card module belongs to the technical field of LED display screen, and it includes mother board, daughter board and splint formula connector, and one side and the mother board of splint formula connector are pegged graft, and opposite side and daughter board plug-in connection are provided with the female card of image processing on the mother board, are provided with LED on the daughter board and send the daughter card, and the female card of image processing passes through splint formula connector and sends the daughter card electricity with LED and be connected. The method and the device have the effect of improving the defect of low signal transmission efficiency.

Description

Primary-secondary card type LED (light emitting diode) card sending module

Technical Field

The application relates to the technical field of LED display screens, in particular to an LED sending card module of a master-slave card type.

Background

The LED display screen is generally formed by splicing a plurality of unit box bodies, a corresponding receiving card is installed in each box body, in order to enable the whole display screen to completely display corresponding pictures, the LED sending card transmits image information to the receiving card, and then the receiving card controls the display condition of the LED lamp beads of the corresponding box body, so that the complete display of the pictures is realized.

In the related technology, most of LED sending is an external sending box or a universal LED sending card, the LED sending card is connected with an image processor, an image needs to be processed by the image processor firstly and then sent to the LED sending card, the LED sending card is generally provided with an HDMI/DVI interface to receive data, after the image processor processes the image, an FPGA on the image processor transmits RGB to the interface with the HDMI/DVI interface to receive the data, signal conversion is carried out, finally the HDMI/DVI interface transmits RGB to the LED sending card, and finally the LED sending card transmits image information to a receiving card.

With respect to the related art in the above, the inventors consider that the LED transmission card in the related art needs an additional connection of an image processor, largely limits the application environment of the LED transmission card, and has a defect of low signal transmission efficiency.

SUMMERY OF THE UTILITY MODEL

In order to improve the defect of low signal transmission efficiency, the application provides a primary-secondary card type LED sending card module.

The application provides a card module is sent to LED of primary and secondary card formula adopts following technical scheme:

the utility model provides a LED of primary and secondary card formula sends card module, includes mother board, daughter board and splint formula connector, one side and the mother board of splint formula connector are pegged graft, and the opposite side is connected with the daughter board grafting, be provided with the female card of image processing on the mother board, be provided with LED on the daughter board and send the daughter card, the female card of image processing sends the daughter card electricity through splint formula connector and LED and is connected.

By adopting the technical scheme, the mother board and the daughter boards are electrically connected through the splint connector, and when the LED transmission daughter card is used, after the image processing mother card on the mother board processes the image, the image signal can be directly transmitted to the LED transmission daughter card through the splint connector; the function that can send image information with LED is integrated to image processor comes, send these two parts of function two unifications of image processing and LED, through splint formula connector, carry out the self-defined power, data and control signal interface, reach the effective combination of image processing and LED send function, compare LED delivery card among the correlation technique and additionally connect image processor and carry out image processing, can save many middle signal conversion links, the signal conversion of image signal at image processor to LED delivery card has been reduced, the integrated level is high, the reliability is higher, the cost is lower, and the defect that signal transmission efficiency is low has been improved.

Optionally, one side of the splint type connector is provided with two rows of conductive terminals, a first socket is arranged between the two rows of conductive terminals, and the motherboard is plugged in the first socket; and a second socket is formed in one side of the splint type connector, which is far away from the conductive terminal, and the daughter board is plugged in the second socket.

By adopting the technical scheme, the mother board is electrically connected with the clamping plate type connector through the first inserting port, and the daughter board is electrically connected with the clamping plate type connector through the second inserting port, so that the mother board is electrically connected with the daughter board through the clamping plate type connector.

Optionally, the clamping plate type connector includes a connector main body and a clamping seat, the number of the clamping seats is at least one, and the clamping seat is arranged on the connector main body, a guide groove is formed in one side of the clamping seat facing the motherboard, and one side of the motherboard is located in the guide groove and abutted against the clamping seat.

Through adopting above-mentioned technical scheme, the cassette is connected in the connector main part, and one side of mother board is located the guide way of cassette, at the in-process of pegging graft mother board and splint formula connector, one side of mother board at first can be located the guide way, the guide way has played the effect to the direction of mother board, so that the mother board is pegged graft on splint formula connector, and simultaneously, the guide way can produce a spacing effect to the mother board, the condition that the mother board rocked has been reduced, the stability of mother board and splint formula connector grafting has been improved.

Optionally, a plurality of abutting portions are further disposed in the guide groove, and the abutting portions abut against both sides of the motherboard.

Through adopting above-mentioned technical scheme, the mother board is at the in-process of pegging graft splint formula connector, and the mother board can carry out the butt with the butt portion in the guide way, and the setting of butt portion can increase the frictional force of cassette and mother board, has improved the fixed effect of cassette to the mother board for the mother board is more stable is connected with splint formula connector.

Optionally, the clamping base is further connected with a locking screw in a threaded manner, the clamping base is further provided with a fixing hole, the fixing hole is communicated with the guide groove, and one end of the locking screw penetrates through the fixing hole and the motherboard in sequence and is connected with the clamping base in a threaded manner so as to fix the motherboard.

Through adopting above-mentioned technical scheme, locking screw passes fixed orifices, motherboard and with cassette threaded connection, can be used for fixed motherboard, and because locking screw passes the motherboard, consequently can carry out a spacing effect to the motherboard, reduced the motherboard because of vibrations or rock, and the risk that breaks away from with the splint formula connector.

Optionally, a clamping piece is further arranged on the connector main body and comprises a first clamping piece and a second clamping piece, the first clamping piece and the second clamping piece are correspondingly arranged on the connector main body, the first clamping piece is abutted against one side of the motherboard, and the second clamping piece is abutted against the other side of the motherboard so as to fix the motherboard.

Through adopting above-mentioned technical scheme, on the splint formula connector was pegged graft to the mother board, the both sides of first card and second card and mother board simultaneously carried out the butt to be used for further fixing the mother board, make that mother board and splint formula connector are connected more stable.

Optionally, one side of connector main part still is provided with a joint subassembly at least, the joint subassembly is used for the joint daughter board, the joint subassembly includes the joint main part of being connected with the connector main part, the mounting groove has been seted up towards one side of daughter board to the joint main part, it is provided with the butt board to correspond in the mounting groove, the butt is carried out the butt with the both sides of daughter board to be used for fixed daughter board.

Through adopting above-mentioned technical scheme, the joint main part is connected in the connector main part, and when the daughter board was plugged to the splint formula connector on, the daughter board was located the mounting groove, and each butt board can carry out the butt with the both sides of daughter board to be used for fixed daughter board, improve the stability that daughter board and splint formula connector are connected.

Optionally, each the butt joint board all articulates and sets up in the mounting groove, each the one end and the daughter board butt of butt joint board, the opposite side of the other end all is connected with the connecting plate, and the one end that the butt joint board was kept away from to the connecting plate is connected with the diaphragm, diaphragm and daughter board butt.

Through adopting above-mentioned technical scheme, the daughter board is pegging graft the in-process of splint formula connector, and the daughter board can with the butt, along with the continuation of daughter board is pegged graft, and each diaphragm is kept away from each other, and drives each connecting plate and remove to the direction of keeping away from the daughter board for the one end that the connecting plate was kept away from to each butt board is close to the daughter board, until with the daughter board butt, presss from both sides tight fixedly to the daughter board.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the motherboard and the daughter board are electrically connected through the splint connector, the function of sending image information by the LED can be integrated into the image processor, and the two functions of image processing and LED sending are integrated into a whole, so that the signal conversion of image signals from the image processor to the LED sending card is reduced, the integration level is high, the reliability is higher, the cost is lower, and the defect of low signal transmission efficiency is overcome;

2. the arrangement of the abutting part can increase the friction force between the clamping seat and the motherboard, improve the fixing effect of the clamping seat on the motherboard, and ensure that the motherboard is more stably connected with the clamping plate type connector;

3. the daughter board is pegging graft the in-process of splint formula connector, and the daughter board can with the butt, along with the continuation of daughter board is pegged graft, each diaphragm keeps away from each other, and drives each connecting plate and remove to the direction of keeping away from the daughter board for one end that each butt board kept away from the connecting plate is close to the daughter board, until with the daughter board butt, presss from both sides tight fixedly to the daughter board.

Drawings

Fig. 1 is a schematic view of an overall structure of a mother-son card type LED transmitting card module according to an embodiment of the present application.

Fig. 2 is a schematic overall structural diagram of a splint type connector of a mother-son card type LED transmission card module according to an embodiment of the present application.

Fig. 3 is an enlarged view of a portion a in fig. 2.

FIG. 4 is a schematic diagram of an overall structure of a card assembly of a mother-daughter card type LED transmitting card module according to an embodiment of the present application

Description of reference numerals: 1. a motherboard; 11. an image processing mother card; 2. a daughter board; 21. the LED sends a daughter card; 3. a splint type connector; 31. a connector body; 311. a first interface; 312. a second interface; 313. a clip sheet; 3131. a first card; 3132. a second card; 314. a protrusion; 32. a card holder; 321. a guide groove; 322. an abutting portion; 323. a fixing hole; 324. locking the screw; 4. a clamping assembly; 41. clamping the main body; 411. mounting grooves; 42. a butt joint plate; 421. a connecting plate; 422. a transverse plate; 4221. a guide plate; 423. a return spring; 424. a non-slip mat.

Detailed Description

The present application is described in further detail below with reference to the attached drawing figures.

The embodiment of the application discloses a primary-secondary card type LED sending card module.

Referring to fig. 1, the LED transmitting card module includes a mother board 1, a daughter board 2, and a clip connector 3, one side of the clip connector 3 is inserted into the mother board 1, the other side is inserted into the daughter board 2, and the mother board 1 and the daughter board 2 are connected together through the clip connector 3. The motherboard 1 is provided with an image processing mother card 11 which is connected by welding in the embodiment; the daughter board 2 is provided with an LED transmitter daughter card 21, and the embodiment adopts a soldering connection. The image processing mother card 11 is electrically connected with the splint type connector 3, and the splint type connector 3 is electrically connected with the LED sending daughter card 21, so that the image processing mother card 11 is electrically connected with the LED sending daughter card 21, image information processed by the image processing mother card 11 is transmitted to the LED sending daughter card 21 through the splint type connector 3, and the image signal transmission efficiency is improved.

Referring to fig. 1 and 2, the splint connector 3 includes a connector body 31, one side of the connector body 31 has two rows of conductive terminals, and a first socket 311 is disposed between the two rows of conductive terminals, so that the motherboard 1 is electrically connected to the splint connector 3 by being plugged into the first socket 311; the connector body 31 has a second socket 312 at a side thereof away from the conductive terminals, so that the daughter board 2 is plugged into the second socket 312 and electrically connected to the board connector 3.

Referring to fig. 2 and 3, the connector body 31 is further provided with a plurality of protrusions 314 on both sides thereof, and the embodiment is integrally formed. The plurality of protrusions 314 are sequentially arranged on the connector main body 31, so that when the splint type connector 3 is installed, an anti-slip effect is achieved, and workers can install the splint type connector 3 conveniently.

The clamping plate type connector 3 further comprises a clamping seat 32, wherein the clamping seat 32 is connected to one side of the connector main body 31, and the clamping seat is integrally formed in the embodiment. The number of the card holders 32 is at least one, the number of the card holders 32 adopted in the present embodiment is two, and two card holders 32 are located at both ends of the connector main body 31. Each cassette 32 has a guide groove 321 on one side facing the motherboard 1, and one side of the motherboard 1 is located in the guide groove 321 and abuts against the cassette 32. The clamping base 32 is further in threaded connection with a locking screw 324, the clamping base 32 is further provided with a fixing hole 323, the fixing hole 323 is communicated with the guide groove 321, and one end of the locking screw penetrates through the fixing hole 323 and the mother board 1 in sequence to be in threaded connection with the clamping base 32 so as to be used for fixing the mother board 1. Carry on spacingly to mother board 1 simultaneously, reduced mother board 1 when vibrations or rock, with the risk that splint formula connector 3 breaks away from, improved the stability that splint formula connector 3 is connected with mother board 1.

Referring to fig. 1 and 3, the cartridge 32 is further provided with a plurality of abutting portions 322, and the abutting portions 322 are located in the guide grooves 321. The number of the abutting portions 322 is several, the number adopted in the present embodiment is four, and two pairs of abutting portions are correspondingly arranged in the guide grooves 321, and the abutting portions are integrally formed in the present embodiment. Each abutting part 322 abuts against two sides of the motherboard 1, and the abutting parts 322 adopted in the embodiment are made of elastic plastic materials, so that the friction force between the card seat 32 and the motherboard 1 can be increased; on the other hand, the abutting portion 322 of the elastic material also reduces damage to the motherboard 1.

Referring to fig. 1 and 2, the connector main body 31 is further provided with a locking piece 313, and the embodiment adopts integral molding. A clamping piece 313 is arranged between the two clamping seats 32 for further fixing the motherboard 1. The clamping piece 313 is made of elastic plastic material in the embodiment, so as to clamp and fix the motherboard 1. The card connecting pieces 313 include a first card 3131 and a second card 3132, and the first card 3131 and the second card 3132 are correspondingly disposed on the connector main body 31, the first card 3131 abuts against one side of the motherboard 1, and the second card 3132 abuts against the other side of the motherboard 1, so as to fix the motherboard 1.

Referring to fig. 2 and 4, at least one clamping assembly 4 is further disposed on a side of the connector main body 31 away from the clamping tab 313, and two clamping assemblies 4 are employed in this embodiment, and two clamping assemblies 4 are disposed at two ends of the connector main body 31.

Referring to fig. 1 and 4, the latch assembly 4 includes a latch body 41 connected to the connector body 31, and is integrally formed in this embodiment. One side of the clamping main body 41 facing the daughter board 2 is provided with a mounting groove 411, and the daughter board 2 is positioned in the mounting groove 411. The clamping body 41 is provided with two abutting plates 42, and the two abutting plates 42 are correspondingly disposed in the mounting groove 411. Each butt joint board 42 all articulates and sets up in mounting groove 411, and the one end and the daughter board 2 butt of each butt joint board 42, the opposite side of the other end all is connected with connecting plate 421, and one side that butt joint board 42 was kept away from to connecting plate 421 all is connected with diaphragm 422, all integrated into one piece has deflector 4221 on the diaphragm 422, the one end that diaphragm 422 was kept away from to the orientation slope of keeping away from each other for two deflectors 4221, deflector 4221 is used for leading daughter board 2, so that daughter board 2 inserts behind mounting groove 411 and with the diaphragm 422 butt.

The abutting plate 42 is further bonded with a return spring 423 on one side away from the connecting plate 421, and the other side of the return spring 423 is bonded with the clamping main body 41. Each butt joint board 42 all bonds to one side towards daughter board 2 has slipmat 424, and the slipmat 424 that this embodiment adopted is prepared by the elastic plastic material to the fixed daughter board 2 of more stable centre gripping.

The implementation principle of the primary-secondary card type LED sending card module in the embodiment of the application is as follows: in the process of plugging the motherboard 1 into the clamping board type connector 3, the motherboard 1 is positioned in the guide groove 321 of the clamping base 32 and is abutted against the abutting part 322, and the motherboard 1 is fixed in the guide groove 321 by the locking screw 324; while the first and second cards 3131, 3132 of the tab 313 are located on both sides of the mother board 1 for clamping the mother board 1; daughter board 2 is pegging graft the in-process of splint formula connector 3, daughter board 2 is located the mounting groove 411 of joint main part 41, along with the grafting of daughter board 2, daughter board 2 is under the guide effect of deflector 4221, extrude diaphragm 422, make each diaphragm 422 keep away from each other, and drive each connecting plate 421 and remove to the direction of keeping away from daughter board 2, and because butt joint board 42 articulates in mounting groove 411, make each butt joint board 42 keep away from the one end of connecting plate 421 and be close to daughter board 2, until with daughter board 2 butt, it is fixed to press from both sides to daughter board 2.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a LED of primary and secondary card formula sends card module which characterized in that: including mother board (1), daughter board (2) and splint formula connector (3), one side and mother board (1) of splint formula connector (3) are pegged graft, opposite side and daughter board (2) plug-in connection, be provided with image processing mother card (11) on mother board (1), be provided with LED on daughter board (2) and send daughter card (21), image processing mother card (11) send daughter card (21) electricity through splint formula connector (3) and LED and are connected.

2. The card-in-card type LED transmitter module according to claim 1, wherein: one side of the splint type connector (3) is provided with two rows of conductive terminals, a first inserting port (311) is arranged between the two rows of conductive terminals, and the motherboard (1) is inserted into the first inserting port (311); and a second socket (312) is formed in one side of the splint type connector (3) far away from the conductive terminal, and the daughter board (2) is plugged in the second socket (312).

3. The card-in-card type LED transmitter module according to claim 1, wherein: the clamping plate type connector (3) comprises a connector main body (31) and a clamping seat (32), the number of the clamping seat (32) is at least one, the clamping seat is arranged on the connector main body (31), a guide groove (321) is formed in one side, facing a motherboard (1), of the clamping seat (32), and one side of the motherboard (1) is located in the guide groove (321) and is abutted to the clamping seat (32).

4. The card-in-card type LED transmitter module according to claim 3, wherein: and a plurality of abutting parts (322) are also arranged in the guide groove (321), and the abutting parts (322) abut against the two sides of the mother board (1).

5. The card-in-card type LED transmitter module according to claim 3, wherein: the clamping seat (32) is further in threaded connection with a locking screw (324), the clamping seat (32) is further provided with a fixing hole (323), the fixing hole (323) is communicated with the guide groove (321), and one end of the locking screw (324) penetrates through the fixing hole (323) and the mother board (1) in sequence to be in threaded connection with the clamping seat (32) and is used for fixing the mother board (1).

6. The card-in-card type LED transmitter module according to claim 3, wherein: the connector main body (31) is further provided with a card sheet (313), the card sheet (313) comprises a first card (3131) and a second card (3132), the first card (3131) and the second card (3132) are correspondingly arranged on the connector main body (31), the first card (3131) is abutted against one side of the motherboard (1), and the second card (3132) is abutted against the other side of the motherboard (1) for fixing the motherboard (1).

7. The card-in-card type LED transmitter module according to claim 3, wherein: one side of connector main part (31) still is provided with one joint subassembly (4) at least, joint subassembly (4) are used for joint daughter board (2), joint subassembly (4) include joint main part (41) of being connected with connector main part (31), mounting groove (411) have been seted up towards one side of daughter board (2) to joint main part (41), it is provided with butt joint board (42) to correspond in mounting groove (411), butt joint board (42) carry out the butt with the both sides of daughter board (2) for fixed daughter board (2).

8. The card-in-card type LED transmitter module according to claim 7, wherein: each butt joint board (42) all articulates and sets up in mounting groove (411), each the one end and daughter board (2) butt of butt joint board (42), the opposite side of the other end all is connected with connecting plate (421), and the one end that butt joint board (42) were kept away from in connecting plate (421) is connected with diaphragm (422), diaphragm (422) and daughter board (2) butt.