CN213069641U

CN213069641U - Mainboard mounting structure of tablet computer

Info

Publication number: CN213069641U
Application number: CN202021823616.6U
Authority: CN
Inventors: 刘承林
Original assignee: Guangzhou Yanheng Computer Technology Co ltd
Current assignee: Guangzhou Yanheng Computer Technology Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-04-27
Anticipated expiration: 2030-08-27

Abstract

The utility model discloses a mainboard mounting structure of a tablet personal computer, comprising a back plate and a shell plate provided with a display screen, wherein the back plate is provided with a mainboard, the shell plate is far away from the end surface of the display screen and is arranged in a shell drawing way, four vertex angles of the end surface of the display screen, far away from the shell plate, are respectively provided with a mounting block in a protruding way, an assembly groove is formed between the four mounting blocks, the mounting blocks are provided with pressing blocks, the pressing blocks are provided with elastic plug connectors, the elastic plug connectors are spliced with the mounting blocks, and the splicing ends of the elastic plug connectors face the assembly groove; when the back plate is spliced with the assembling groove, the splicing end of the elastic splicing piece is spliced with the back plate; when the pressing block is pressed, the elastic plug connector is released from being plugged with the back plate. By adopting the arrangement, the back plate can be installed by replacing screws, so that the situation that the back plate or the plane computer shell plate has sliding teeth is reduced.

Description

Mainboard mounting structure of tablet computer

Technical Field

The utility model relates to a mainboard mounting structure's technical field, concretely relates to panel computer's mainboard mounting structure.

Background

The motherboard, also called a motherboard, is installed in a computer main case, and is one of the most basic and important components of the computer. The back of the existing tablet computer is usually installed on the back plate through screw locking, the main board is installed on the end face, facing the inside of the tablet computer, of the back plate through screw locking, and the main board is connected with the display assembly of the tablet computer through a circuit, so that the function of controlling the work of the tablet computer is achieved.

However, after the backboard is mounted or dismounted, when the main board is repaired or replaced, sometimes the screw is not properly held due to force, so that the screw is slipped, the shell or the backboard of the tablet computer is damaged, and therefore the shell or the backboard of the tablet computer needs to be replaced, thereby causing waste.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a replaceable screw installation backboard, thereby reducing the mainboard installation structure of the tablet computer with the sliding tooth condition on the backboard or the plane computer shell.

The purpose of the utility model is realized through the following technical scheme:

a mainboard mounting structure of a tablet personal computer comprises a back plate and a shell plate provided with a display screen, wherein the back plate is provided with a mainboard, the end face of the shell plate, far away from the display screen, is arranged in a shell-drawing manner, four vertex angles of the shell plate, far away from the end face of the display screen, are respectively provided with a mounting block in a protruding manner, an assembling groove is formed among the four mounting blocks, the mounting blocks are provided with pressing blocks, the pressing blocks are provided with elastic plug connectors, the elastic plug connectors are spliced with the mounting blocks, and the splicing ends of the elastic plug connectors are arranged towards the assembling groove; when the back plate is spliced with the assembling groove, the splicing end of the elastic splicing piece is spliced with the back plate; when the pressing block is pressed, the elastic plug connector is released from being plugged with the back plate.

Furthermore, the end face of the mounting block, which is far away from the shell plate, is provided with a movable groove, the mounting block is hinged with the inner wall of the movable groove, the side face of the mounting block, which faces the assembly groove, is provided with a straight groove, the straight groove is communicated with the movable groove, the elastic plug connector comprises a traction rope, one end of the traction rope is fixedly connected with the pressing block, the other end of the traction rope is inserted into the straight groove, one end of the traction rope, which is far away from the pressing block, is fixedly connected with an insertion block, the straight groove is outwardly provided with a limit groove along the inner circumferential surface in the middle of the extending direction, a spring is inserted into the limit groove, the length direction of the spring is consistent with the extending direction of the straight groove, one end of the spring is fixedly connected with the inner wall of the limit groove, which is close to the pressing block, the other end of the spring is fixedly connected with a, the limiting block slides in the limiting groove along the length direction of the spring; when the limiting block is abutted against the inner wall of the pressing block far away from the limiting groove, the inserting block protrudes out of the pressing block.

Further, a groove is formed in the inner circumferential surface of one end, close to the pressing block, of the straight groove, facing the pressing direction of the pressing block towards the shell plate, and the groove is communicated with the movable groove.

Furthermore, the connecting point between the traction rope and the pressing block is arranged on one side, away from the hinge point, of the pressing block, the groove bottom of the movable groove, away from the notch, is inclined, the end, away from the hinge point, of the pressing block, of the inclined plane is inclined downwards towards the interior of the shell plate, a pressure spring is arranged between the bottom of the movable groove and the pressing block, one end of the pressure spring is fixedly connected with the bottom of the movable groove, and the other end of the pressure spring is fixedly connected with the pressing block.

Further, when the pressure spring is in a natural state, the end face, far away from the shell plate, of the pressing block is arranged in a coplanar mode with the mounting block.

Furthermore, the pressing blocks are arranged in an L-shaped manner, the vertex angles of the mounting blocks are superposed with the vertex angles of the shell plates, and the elastic plug connectors of the mounting blocks are arranged in two groups and are respectively positioned at two ends of the mounting blocks.

Furthermore, the end face, far away from the shell plate, of the pressing block is provided with a plurality of anti-skidding bulges.

Further, the main board is connected with the back board through a connecting piece, and the main board is connected with the display screen through a circuit.

The utility model discloses following beneficial effect has:

a mainboard mounting structure of a tablet computer is characterized in that a display screen is conveniently mounted through a shell drawing position of a shell plate due to the shell drawing arrangement of the shell plate, so that a display surface of the display screen is arranged through the outside of the shell plate, so that an image in the display screen can be observed through the display screen outside the shell plate, an assembling groove communicated with the inside of the shell plate is formed by the four mounting blocks through the arrangement of the four mounting blocks, so that a back plate can be mounted through the assembling plate, in order to reduce the situation of fixing the back plate through screw mounting, a pressing block is arranged on the mounting blocks, the elastic plug connector can selectively protrude out of the mounting blocks according to the pressing situation of the pressing block by utilizing the pressing and bouncing action of the pressing block, so that when the back plate is plugged into the assembling groove, the elastic plug connector can protrude out of the mounting block to be plugged into the back plate, thereby achieving the effect of fixing the back plate, in addition, the pressing block is pressed, so that the elastic plug connector retracts into the mounting block to relieve the splicing state of the elastic plug connector and the backboard, the backboard is convenient to disassemble, the main board on the backboard or the display screen in the shell board is maintained, compared with the operation of locking and installing the backboard through screws in the prior art, the situation that the backboard or the shell board is damaged due to the fact that sliding teeth occur on the backboard and the shell board can be reduced better, the operation of installing and fixing the backboard through the elastic plug connector instead of screws can be achieved, and the completeness of the backboard and the shell board can be kept well.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a schematic structural diagram of the housing plate of the present invention.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is a cross-sectional view of the housing plate of the present invention.

Fig. 6 is a partially enlarged view of fig. 5 at B.

Fig. 7 is an exploded cross-sectional view of the housing panel of the present invention.

Fig. 8 is a partial enlarged view at C in fig. 7.

In the figure: 1. a housing panel; 11. mounting blocks; 111. a straight groove; 112. a limiting groove; 113. a movable groove; 114. a trench; 12. an assembly groove; 2. an elastic plug connector; 21. a hauling rope; 22. inserting a block; 23. a spring; 24. a limiting block; 3. a pressing block; 31. anti-skid projections; 32. a pressure spring; 4. a back plate; 5. a main board; 6. a display screen.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific embodiments. In the present specification, the terms "upper", "inner", "middle", "left", "right" and "one" are used for convenience of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the corresponding parts may be changed or adjusted without substantial technical changes.

Referring to fig. 1 to 4, a mainboard 5 mounting structure of a tablet personal computer includes a back plate 4 and a housing plate 1 provided with a display screen 6, a display surface of the display screen 6 is arranged outside the housing plate 1, the housing plate 1 and the back plate 4 are both rectangular, the back plate 4 is provided with the mainboard 5, the housing plate 1 is arranged away from an end surface of the display screen 6 in a shell-drawing manner, mounting blocks 11 are protruded at four vertex angles of the housing plate 1 away from the end surface of the display screen 6, assembling grooves 12 are formed between the four mounting blocks 11, the mounting blocks 11 are provided with pressing blocks 3, the pressing blocks 3 are provided with elastic plug connectors 2, the elastic plug connectors 2 are connected with the mounting blocks 11 in an inserting manner, and inserting ends of the elastic plug connectors 2 are arranged towards the assembling grooves 12; when the back plate 4 is inserted into the assembling groove 12, the inserting end of the elastic inserting piece 2 is inserted into the back plate 4; when the pressing block 3 is pressed, the elastic connector 2 is released from being connected to the back plate 4. Backplate 4 attaches the connection through the screw lock towards the terminal surface in the casing and installs mainboard 5, and mainboard 5 inserts in the mounting groove and is just right setting each other with display screen 6, and mainboard 5 is connected with display screen 6 through the circuit to reach the function of 6 works of control display screen.

Specifically, because the shell plate 1 is arranged in a shell-drawing manner, the display screen 6 can be conveniently installed at the shell-drawing position of the shell plate 1 through the display screen 6, the display surface of the display screen 6 can be arranged outside the shell plate 1 through the display screen 6, the image in the display screen 6 can be observed outside the shell plate 1 through the display screen 6, the four installation blocks 11 are arranged to form an assembly groove 12 communicated with the inside of the shell plate 1 through the assembly plate, the back plate 4 can be installed through the assembly plate, in order to reduce the situation of fixing the back plate 4 by screw installation, the elastic plug connector 2 can be selected to protrude out of the installation blocks 11 according to the pressing situation of the pressing blocks 3 through the pressing and bouncing effect of the pressing blocks 3 by arranging the pressing blocks 3 on the installation blocks 11, so that when the back plate 4 is plugged into the assembly groove 12, the elastic plug connector 2 can protrude out of the installation blocks 11 to be plugged into the back plate 4, thereby reach the effect of fixed backplate 4, in addition through pressing down press block 3, thereby make elasticity plug connector 2 retract to in the installation piece 11 in order to relieve the state that elasticity plug connector piece and backplate 4 pegged graft, and then be convenient for dismantle the backplate 4 back, maintain mainboard 5 on the backplate 4 or display screen 6 in the casing board 1, compare with the operation of carrying out the lock with backplate 4 through the screw among the prior art and attach the installation, the condition that the reduction backplate 4 that can the preferred appears sliding tooth and lead to backplate 4 or casing board 1 to damage, consequently replace the operation of screw installation fixed backplate 4 through elasticity plug connector 2, can be good the integrality of keeping backplate 4 and casing board 1.

As shown in fig. 5 to 8, the insertion end of the elastic insertion piece can be controlled to be inserted into the assembly groove 12 by the pressing piece 3. The end face of the mounting block 11 far away from the shell plate 1 is provided with a movable groove 113, the mounting block 11 is hinged with the inner wall of the movable groove 113, the side face of the mounting block 11 facing the assembling groove 12 is provided with a straight groove 111, the cross section of the straight groove 111 is in a circular arrangement, the straight groove 111 is communicated with the movable groove 113, the elastic plug connector 2 comprises a traction rope 21, one end of the traction rope 21 is fixedly connected with the pressing block 3, the other end of the traction rope 21 is inserted into the straight groove 111, one end of the traction rope 21 far away from the pressing block 3 is fixedly connected with an inserting block 22, one end of the inserting block 22 far away from the traction rope 21 is in a round head shape, the inner circumferential surface of the middle part of the straight groove 111 along the extending direction is outwards provided with a limiting groove 112, the limiting groove 112 is in a cylindrical arrangement, the axial direction of the limiting groove 112 is consistent with the extending direction of the straight groove 111, a, one end of the spring 23 is fixedly connected with the inner wall of the limiting groove 112 close to the pressing block 3, the other end of the spring 23 is fixedly connected with the limiting block 24, the limiting block 24 is fixedly connected with the inserting block 22, and the limiting block 24 slides in the limiting groove 112 along the length direction of the spring 23; when stopper 24 and spacing groove 112 keep away from the inner wall butt of pressing the piece 3, the setting outside the piece 3 is pressed in the protrusion of inserted block 22, when pressing the piece 3, press the piece 3 and pull haulage rope 21 and pull to the casing, pull stopper 24 simultaneously and slide towards the position that is close to pressing the piece 3, cause inserted block 22 to accomodate in straight flute 111, spring 23 is in compression state. When the backboard 4 is inserted into the assembly groove 12, the position of the backboard 4 opposite to the elastic insertion piece 2 is provided with a slot for inserting the insertion block 22, so that when the backboard 4 is inserted into the assembly groove 12, the insertion block 22 is inserted into the slot.

As shown in fig. 5 to 8, in order to make the overall appearance of the tablet pc more beautiful, the gap between the pressing block 3 and the inner peripheral wall of the movable groove 113 is small and smaller than the diameter of the pulling rope 21, so as to further reduce the occurrence of the pressing interference between the pulling rope 21 and the inner peripheral wall of the movable groove 113 when the pressing block 3 is pressed. The inner circumferential surface of one end of the straight groove 111 close to the pressing block 3 and towards the pressing direction of the pressing block 3 towards the shell plate 1 is provided with a groove 114, the groove 114 is communicated with the movable groove 113, and the cross-sectional area of the groove 114 along the direction perpendicular to the extending direction of the straight groove 111 is gradually enlarged along the direction close to the pressing block 3. Therefore, when the pressing block 3 is pressed, the groove 114 provides more moving space for the pulling rope 21, and further reduces the interference and jamming caused by the gap between the pulling rope 21 and the inner wall of the moving groove 113 and the pressing block 3, so that the pressing operation of the pressing block 3 is smooth.

Referring to fig. 5 to 8, in order to increase the distance that the pulling rope 21 is drawn into the housing by the pressing block 3 during the pressing process, and to reduce the separation between the stopper 24 and the insertion block 22 caused by excessively pressing the pressing block 3. The haulage rope 21 is located the one side setting of keeping away from its pin joint according to the pressure piece 3 according to the tie point between the pressure piece 3, the tank bottom that its notch was kept away from to activity groove 113 is personally submitted the inclined plane setting, the tank bottom inclined plane of activity groove 113 is kept away from the one end of pressing the pin joint of pressure piece 3 and is set up downwards towards casing board 1 internal slope, 113 tank bottoms of activity groove and the pressure piece 3 of pressing are provided with pressure spring 32 between, the one end and the 113 tank bottoms fixed connection of activity groove of pressure spring 32, the other end and the pressure piece 3 fixed connection of. Therefore, the limit action of the inclined surface on the bottom surface of the movable groove 113 for limiting the hinged turnover angle of the pressing block 3 is utilized, so that the pressing stroke of the pressing block 3 is in a safe moving range, and the situation that the limiting block 24 is separated from the inserting block 22 due to excessive traction of the traction rope 21 is favorably reduced.

In order to make the surface of the tablet personal computer more flat and beautiful, when the compressed spring 32 is in a natural state, the end surface of the pressing block 3 far away from the shell plate 1 is arranged coplanar with the mounting block 11.

Referring to fig. 5 to 8, the resilient connector 2 is inserted into the back plate 4 to improve the stability of the insertion. According to piece 3 and be the setting of type "L" type, the apex angle of installation piece 11 and the coincidence setting of the apex angle of casing board 1, the both ends of installation piece 11 and the border coincidence setting rather than 1 apex angle both sides of casing board that correspond set up, and the elasticity plug connector 2 of installation piece 11 is total two sets ofly, and is located the both ends setting of installation piece 11 respectively. Therefore, one installation block 11 can control the operation of inserting and installing the two elastic plug connectors 2 and the back plate 4 through one pressing block 3, and the installation stability of the back plate 4 is further improved.

In order to improve the stability of the pressing process of the pressing block 3, when the tablet personal computer is horizontally placed on a horizontal plane, a certain distance can be reserved between the back plate 4 and the horizontal plane, so that the situation that water or impurities on the horizontal plane penetrate into the shell plate 1 through a gap between the back plate 4 and the mounting block 11 is reduced. Therefore, the end surface of the pressing block 3 far away from the shell plate 1 is provided with a plurality of anti-skid protrusions 31, and the anti-skid protrusions 31 are arranged in a sawtooth surface, a step surface or a corrugated surface.

The working principle is as follows: when mainboard 5 needs to be changed, through four pressing blocks 3 that press casing board 1, pressing block 3 pulls haulage rope 21 to casing board 1 internal motion, spring 23 compresses, inserted block 22 and stopper 24 all move towards the direction of pressing block 3 in spacing groove 112 simultaneously, cause the slot separation of inserted block 22 and backplate 4, so that break away from backplate 4 in the equipment groove 12, then remove the screw of lock on 4 mainboard 5 of backplate, then change new mainboard 5, new mainboard 5 passes through the screw and 4 lock attachs the connection of backplate, furthermore, peg graft backplate 4 and equipment groove 12, inserted block 22 and the slot of backplate 4 of elasticity plug connector 2 peg graft when the effect that resets of spring 23, thereby reach the effect of installation fixed backplate 4.

The embodiment of the present invention is not limited to this, according to the above-mentioned content of the present invention, the common technical knowledge and the conventional means in the field are utilized, without departing from the basic technical idea of the present invention, the present invention can also make other modifications, replacements or combinations in various forms, all falling within the protection scope of the present invention.

Claims

1. The utility model provides a mainboard mounting structure of panel computer, characterized by: the display screen comprises a back plate and a shell plate provided with a display screen, wherein the back plate is provided with a main plate, the end face, far away from the display screen, of the shell plate is arranged in a shell-drawing mode, four vertex angles, far away from the end face of the display screen, of the shell plate are respectively provided with a mounting block in a protruding mode, an assembling groove is formed among the four mounting blocks, the mounting blocks are provided with pressing blocks, each pressing block is provided with an elastic plug connector, the elastic plug connectors are connected with the mounting blocks in an inserting mode, and the inserting ends of the elastic plug connectors face the; when the back plate is spliced with the assembling groove, the splicing end of the elastic splicing piece is spliced with the back plate; when the pressing block is pressed, the elastic plug connector is released from being plugged with the back plate.

2. The motherboard mounting structure of a tablet computer according to claim 1, wherein: the end face, away from the shell plate, of the mounting block is provided with a movable groove, the mounting block is hinged to the inner wall of the movable groove, the side face, facing the assembling groove, of the mounting block is provided with a straight groove, the straight groove is communicated with the movable groove, the elastic plug connector comprises a traction rope, one end of the traction rope is fixedly connected with the pressing block, the other end of the traction rope is inserted into the straight groove, one end, away from the pressing block, of the traction rope is fixedly connected with an inserting block, the straight groove is outwards provided with a limiting groove along the inner circumferential surface in the middle of the extending direction, a spring is inserted into the limiting groove, the length direction of the spring is consistent with the extending direction of the straight groove, one end of the spring is fixedly connected with the inner wall, close to the pressing block, of the limiting groove, the other end of the spring is fixedly connected with a limiting block, and the limiting, the limiting block slides in the limiting groove along the length direction of the spring; when the limiting block is abutted against the inner wall of the pressing block far away from the limiting groove, the inserting block protrudes out of the pressing block.

3. The motherboard mounting structure of a tablet computer according to claim 2, wherein: the inner circumferential surface of one end of the straight groove, which is close to the pressing block and presses the shell plate towards the pressing block, is provided with a groove, and the groove is communicated with the movable groove.

4. The motherboard mounting structure of a tablet computer according to claim 2, wherein: the haulage rope with press the tie point to be located between the briquetting one side setting of keeping away from its pin joint according to the briquetting, the tank bottom that its notch was kept away from to the activity groove is personally submitted the inclined plane and is set up, the tank bottom inclined plane in activity groove is kept away from the one end orientation of the pin joint of pressing the briquetting the inboard slope of casing sets up downwards, activity tank bottom with be provided with the pressure spring between the briquetting according to, the one end of pressure spring with activity tank bottom fixed connection, the other end of pressure spring with press briquetting fixed connection.

5. The motherboard mounting structure of a tablet computer according to claim 4, wherein: when the pressure spring is in a natural state, the end face, far away from the shell plate, of the pressing block is arranged in a coplanar mode with the mounting block.

6. The motherboard mounting structure of a tablet computer according to claim 1, wherein: the pressing block is arranged in an L-shaped mode, the vertex angle of the mounting block is coincided with the vertex angle of the shell plate, and the elastic plug connectors of the mounting block are two groups and are respectively located at two ends of the mounting block.

7. The motherboard mounting structure of a tablet computer according to claim 1, wherein: the end face, far away from the shell plate, of the pressing block is provided with a plurality of anti-skidding bulges.

8. The motherboard mounting structure of a tablet computer according to claim 1, wherein: the mainboard passes through the connecting piece with the backplate is connected, the mainboard pass through the circuit with the display screen is connected.