CN105700629B

CN105700629B - Portable computer

Info

Publication number: CN105700629B
Application number: CN201610024467.9A
Authority: CN
Inventors: 李鹏
Original assignee: Hefei Lianbao Information Technology Co Ltd
Current assignee: Hefei Lianbao Information Technology Co Ltd
Priority date: 2016-01-13
Filing date: 2016-01-13
Publication date: 2020-03-10
Anticipated expiration: 2036-01-13
Also published as: CN105700629A

Abstract

The invention discloses a portable computer, which comprises a computer body and a keyboard capable of sliding in and out of the computer body; when the keyboard slides into the machine body, the machine body and the keyboard form a tablet computer mode; when the keyboard slides out of the machine body, the machine body and the keyboard form a notebook computer mode. The keyboard of the portable computer can be arranged in the machine body to be used as a tablet personal computer, and the keyboard can also slide out of the machine body to be used as a notebook computer, so that the portable computer can meet double requirements of entertainment and office at the same time. The frame of the portable computer can be rotated away from the machine body, and when the keyboard is pulled out of the machine body, the frame can be a bracket capable of supporting the whole computer.

Description

Portable computer

Technical Field

The invention relates to a portable computer, in particular to a portable computer with a built-in keyboard, and belongs to the technical field of computers.

Background

With the progress of science and technology, computers gradually enter people's daily work and life. At present, the computers comprise a tablet computer and a notebook computer, and the notebook computer and the tablet computer have advantages and disadvantages. The notebook computer has the advantages that the notebook computer has a keyboard, and external information can be conveniently input into the computer through the keyboard, so the notebook computer is suitable for office work and has the defects of large size and inconvenient carrying. The tablet personal computer has the advantages of small size, convenience in carrying and inconvenience in input operation, and is mainly suitable for leisure and entertainment.

In order to realize the functions of facilitating input operation and carrying at the same time, a tablet personal computer is provided in the prior art, the tablet personal computer can be externally connected with a keyboard, and when the tablet personal computer needs to work for input operation, the tablet personal computer is connected with the keyboard, and the convenient operation is carried out through the keyboard. When in leisure and entertainment, the keyboard is detached. However, the tablet personal computer and the keyboard need to be separately stored, so that the problem of inconvenience in carrying still exists.

Disclosure of Invention

In view of the above problems in the prior art, the present invention is to provide a portable computer, wherein a keyboard can be hidden in the computer body, so that the portable computer can be used as a tablet computer and a notebook computer.

In order to solve the technical problems, the invention adopts the following technical scheme: a portable computer including a body and a keyboard capable of sliding in and out of the body; when the keyboard slides into the machine body, the machine body and the keyboard form a tablet computer mode; when the keyboard slides out of the machine body, the machine body and the keyboard form a notebook computer mode.

Preferably, the body comprises an inner shell, a touch screen covering the front of the inner shell, and a rear cover plate covering the rear of the inner shell, wherein a cavity for accommodating the keyboard is formed between the inner shell and the rear cover plate, and the inner shell is provided with a guide sliding groove which slides along the keyboard when the keyboard slides in and slides out of the cavity.

Preferably, the inner shell at least comprises a bottom plate and side plates arranged on two opposite sides of the bottom plate; the bottom plate is provided with a strip-shaped plate parallel to the two side plates; the bottom plate, the strip-shaped plate and the rear cover plate enclose the containing cavity; the guide sliding groove is formed in the opposite side faces of the two strip-shaped plates.

Preferably, a locking mechanism for locking the keyboard when the keyboard slides into the machine body is arranged in the machine body; the locking mechanism comprises a connecting rod group, a locking buckle and a control key, wherein the locking buckle and the control key are arranged on the connecting rod group; the keyboard is provided with a clamping groove, and when the keyboard slides into the machine body, the locking buckle can be clamped into the clamping groove under the control of the control key to lock the keyboard.

Preferably, a containing groove is formed between the strip-shaped plate and the side plate, and the connecting rod group comprises:

the first connecting rod is arranged in the accommodating groove, and the control key is arranged at one end close to the first connecting rod and penetrates through the corresponding side plate to extend out of the machine body;

and the second connecting rod is connected with the other end of the first connecting rod, and the locking buckle is arranged on the second connecting rod.

Preferably, the locking buckles are two and are integrally formed on the second connecting rod; the second connecting rod is provided with a positioning guide part, the positioning guide part is provided with a long round hole, a bolt positioned in the long round hole is arranged in the machine body so as to position the second connecting rod in the machine body, and the second connecting rod moves along the bolt under the control of the control key.

Preferably, telescopic heads are arranged on two opposite sides of the keyboard, when the keyboard slides out of the machine body, the telescopic heads pop out of the keyboard and stretch into a locking groove in the machine body, and the keyboard is rotatably connected with the machine body through the telescopic heads.

Preferably, the keyboard is further provided with a rotating shaft which is coaxial with the telescopic head and can rotate relatively, and the rotating shaft is provided with a first connector; the keyboard body is provided with a first connector, and the first connector and the second connector are in butt joint to conduct power supply and signals when the keyboard slides out of the keyboard body; the keyboard is provided with a third connector, the machine body is internally provided with a fourth connector, and when the keyboard slides into the machine body, the third connector and the fourth connector are in butt joint to conduct power supply and signals.

Preferably, a first magnet is disposed on the rotating shaft, the first connector is disposed on the first magnet, a second magnet having a polarity opposite to that of the first magnet is disposed on the body, and the second connector is disposed on the second magnet.

Preferably, the laptop also comprises an opening-closing frame, the opening-closing frame comprises a U-shaped fixed frame for covering the upper part of the laptop body and a U-shaped rotating frame capable of covering the lower part of the laptop body, the U-shaped rotating frame is rotatably connected with the laptop body, and a support for supporting the laptop body is formed when the U-shaped rotating frame rotates away from the laptop body.

Preferably, the two free ends of the U-shaped rotating frame are connected with the machine body through a rotating shaft mechanism respectively, and the rotating shaft mechanism comprises a first locking piece fixed at the free end of the U-shaped rotating frame, a connecting shaft fixed on the first locking piece, an elastic piece, a stopping piece and a nut which are sequentially sleeved on the connecting shaft; a second locking piece which is sleeved on the connecting shaft and is positioned between the first locking piece and the elastic piece is fixed in the machine body, the second locking piece can rotate relative to the connecting shaft, concave-convex structures which are matched with each other are arranged on the first locking piece and the second locking piece, when the first locking piece and the second locking piece rotate mutually, the first locking piece and the second locking piece are extruded mutually to generate torque and push the elastic piece to deform, and therefore the elastic piece is pushed against the second locking piece with a certain pretightening force; the stop piece is fixed on the connecting shaft and used for limiting the rotation angle between the U-shaped rotating frame and the machine body.

Compared with the prior art, the portable computer has the beneficial effects that:

1. the keyboard of the portable computer can be arranged in the machine body to be used as a tablet personal computer, and the keyboard can also slide out of the machine body to be used as a notebook computer, so that the portable computer can meet double requirements of entertainment and office at the same time.

2. The frame of the portable computer can be rotated away from the machine body, and when the keyboard is pulled out of the machine body, the frame can become a bracket capable of providing complete machine support.

Drawings

Fig. 1 is a schematic structural diagram of the portable computer in the tablet computer mode according to the present invention.

FIG. 2 is a schematic structural diagram of the portable computer in the notebook mode according to the present invention.

Fig. 3 is an exploded view of the portable computer according to the present invention.

Fig. 4 is a schematic structural diagram of an inner case of a laptop computer according to the present invention.

FIG. 5 is a schematic structural diagram of a locking mechanism in a portable computer according to the present invention.

Fig. 6 is a schematic structural view of the portable computer of the present invention with the touch screen and the inner case removed.

FIG. 7 is a schematic structural diagram of a keyboard in a portable computer according to the present invention.

Fig. 8 is a schematic view of the internal structure of the portable computer of the present invention with the rear cover removed.

Fig. 9 is an enlarged view of a portion a in fig. 8.

FIG. 10 is an exploded view of the hinge mechanism of the portable computer according to the present invention, showing the second locking member.

FIG. 11 is a schematic structural view of a second locking member in the portable computer according to the present invention.

Fig. 12 is a schematic structural view of the portable computer of the present invention in a notebook mode with the body separated from the keyboard.

Fig. 13 is an enlarged view of a portion B in fig. 12.

Fig. 14 is an enlarged view of a portion C in fig. 12.

Description of the reference numerals

1-body; 2-a keyboard; 3-inner shell; 4-a touch screen; 5-a rear cover plate; 6-a guide chute; 7-a bottom plate; 8-side plate; 9-a strip-shaped plate; 10-a receiving groove; 11-upper side plate; 12-barrier strip; 13-locking buckle; 14-control keys; 15-a card slot; 16-a first link; 17-a second link; 18-a positioning guide; 19-oblong holes; 20-bolt; 21-a pivoting side; 22-long groove; 23-a return spring; 24-a telescopic head; 25-locking groove; 26-a rotating shaft; 27-a first connector; 28-a second connector; 29-a third connector; 30-a fourth connector; 31-U-shaped fixed frame; a 32-U-shaped rotating frame; 33-a first locking member; 34-a connecting shaft; 35-an elastic member; 36-stop sheet; 37-a nut; 38-a second locking element; 39-locking mechanism.

Detailed Description

The invention is described in further detail below with reference to the figures and the examples, but without limiting the invention.

As shown in fig. 1 and 2, the portable computer of the present invention includes a body 1 and a keyboard 2 capable of sliding in and out of the body 1; when the keyboard 2 slides into the body 1, the body 1 and the keyboard 2 form a tablet computer mode shown in fig. 1; when the keyboard 2 slides out of the body 1, the body 1 and the keyboard 2 form a notebook computer mode as shown in fig. 2. That is, the keyboard 2 of the portable computer of the present invention can be hidden in the body 1 or can be drawn out from the body 1 as required, so that the portable computer is suitable for use in different occasions.

The structure of the body 1 may be various, and fig. 3 shows one of the structures of the body 1. As shown in fig. 3, the body 1 includes an inner shell 3, a touch screen 4 covering the front of the inner shell 3, and a rear cover plate 5 covering the rear of the inner shell 3, a cavity for accommodating the keyboard 2 is formed between the inner shell 3 and the rear cover plate 5, and a sliding guide slot 6 sliding along the keyboard 2 when the keyboard 2 slides into and slides out of the cavity is formed in the inner shell 3, so as to ensure the stability of the keyboard 2 in sliding into and out of the body 1.

As shown in fig. 3 and 4, the inner case 3 according to the present embodiment includes a bottom plate 7 and left and right side plates provided on both left and right sides of the bottom plate 7, which are collectively referred to as side plates 8 for convenience of the following description; be equipped with the bar 9 that parallels with two blocks of curb plates 8 on the bottom plate 7, curb plate 8 and bar 9 all set up on the one side of bottom plate 7 towards back shroud 5. A containing groove 10 is formed between the strip-shaped plates 9 of the side plates 8; the bottom plate 7, the strip-shaped plate 9 and the touch screen 4 enclose a cavity for accommodating the keyboard 2; the guide chute 6 is arranged on the opposite side surfaces of the two strip-shaped plates 9. The side plates 8 are disposed on the left and right sides of the entire bottom plate, and the strip-shaped plates 9 are only one section, and have a length shorter than that of the side plates 8, and the strip-shaped plates 9 are disposed to form a space for the accommodating groove 10 with the side plates 8, so that the locking mechanism 39, the pivot mechanism (described in detail below), and related components are defined in the accommodating groove 10, thereby preventing the keyboard 2 from sliding in and out of the body 1.

With continued reference to fig. 4, the top edge (i.e., the upper edge in fig. 4) of the bottom plate 7 of the present embodiment is further provided with an upper side plate 11, and the upper side plate 11 and the two side plates 8 are enclosed into a U shape. In fact, the arrangement of the upper side plate 11 is not necessary, and can be selectively arranged as needed.

With continuing reference to fig. 4, the guiding-sliding groove 6 is formed on the opposite side surfaces of the two strip-shaped plates 9, the guiding-sliding groove 6 can be formed in various ways, and in this embodiment, the blocking strip 12 is disposed on the strip-shaped plate 9, and the L-shaped guiding-sliding groove 6 is formed between the strip-shaped plate 9 and the blocking strip 12. When the keyboard 2 slides in and out of the body 1, the edges of the side and top surfaces of the keyboard 2 will be limited by the strip-shaped plate 9 and the barrier strip 12, so that the sliding of the keyboard 2 is very stable.

In order to keep the keyboard 2 in the machine body 1 when the keyboard 2 slides into the machine body 1, a locking mechanism 39 for locking the keyboard 2 when the keyboard 2 slides into the machine body 1 is arranged in the machine body 1; as shown in fig. 5, in conjunction with fig. 6 and 8, the locking mechanism 39 includes a linkage, a locking buckle 13 and a control button 14 provided on the linkage; the keyboard 2 is provided with a slot 15, when the keyboard 2 slides into the machine body 1, the locking buckle 13 can move under the control of the control key 14 and is clamped into the slot 15 to lock the keyboard 2. Preventing the keyboard 2 from automatically sliding out of the body 1.

Continuing with fig. 5, the linkage includes: a first link 16 and a second link 17, wherein the first link 16 is at least partially located in the accommodating slot 10, that is, the first link 16 is located along the left side or the right side of the machine body 1, which is shown in the embodiment of fig. 7, but in the use state, the first link 16 is located at the left side, that is, the left side of fig. 6. The control button 14 is disposed near one end of the first link 16 (in this embodiment, the control button 14 is disposed on the first link 16 in a fixed manner), that is, at the lower end of the first link 16 in fig. 5, and the control button 14 extends out of the machine body 1 through the corresponding side plate 8, see fig. 6 and 8. When the portable computer is in use, the control button 14 is located on the left side of the body 1. The second connecting rod 17 is disposed in the machine body 1 in a manner parallel to the top edge of the machine body 1, the second connecting rod 17 is connected to an end of the first connecting rod 16 not provided with the control button 14, i.e., the upper end of the first connecting rod 16 in fig. 5, and the locking buckle 13 is disposed on the second connecting rod 17.

In order to secure the stability of the locked keyboard 2, as shown in fig. 5, the number of the locking buttons 13 shown in the present embodiment is two, and the two locking buttons 13 are integrally formed on the second link 17. In order to position the second link 17 and allow the second link 17 to move horizontally (in the length direction of the second link 17) under the driving of the first link 16, a positioning guide 18 is disposed on the second link 17, the positioning guide 18 in this embodiment is a sheet, two oblong holes 19 are disposed on the positioning guide 18, the oblong holes 19 are disposed side by side left and right, and a bolt 20 (see fig. 7) disposed in the oblong hole 19 is disposed on the machine body 1 (in this embodiment, disposed on the rear cover plate 5 of the machine body 1) to position the second link 17 in the machine body 1.

As shown in fig. 7, the card slot 15 is provided on a pivoting side 21 of the keyboard 2 (for convenience of description hereinafter, a side of the keyboard 2 provided with a rotation shaft to pivot with the body 1 is defined as a pivoting side). Referring to fig. 6, when the keyboard 2 slides into the cavity of the body 1, the pivoting side 21 of the keyboard 2 pushes against the locking buckle 13, so that the locking buckle 13 slightly moves in the horizontal direction and is clamped into the clamping groove 15, thereby locking the keyboard 2 in the body 1 and preventing the keyboard from automatically sliding out of the body 1. When the keyboard 2 needs to slide out of the machine body 1, the locking needs to be released, at this time, the control key 14 is pressed, the control key 14 pushes one end, away from the second connecting rod 17, of the first connecting rod 16 to move towards the inside of the machine body 1 (namely, towards the right side in fig. 6), the upper end, connected with the second connecting rod 17, of the first connecting rod 16 moves towards the left side in fig. 6 and drives the second connecting rod 17 to move towards the left side horizontally, the locking buckle 13 moves towards the left side horizontally along with the second connecting rod 17 and slides out of the clamping groove 15, and the keyboard 2 is released and can slide out of the machine body 1. When the second connecting rod 17 moves horizontally, the bolt 20 is always positioned in the oblong hole 19, and the bolt 20 plays a guiding role in the movement of the second connecting rod 17, so that the second connecting rod 17 can run stably.

With continuing reference to fig. 6 and 8, the positioning guide 18 is further provided with a long groove 22, a return spring 23 is arranged in the long groove 22, and when the second connecting rod 17 moves horizontally to clamp the locking buckle 13 into the clamping groove 15, the return spring 23 is compressed; when the keyboard 2 needs to slide out of the body, the locking buckle 13 slides out of the clamping groove 15, and the return spring 23 drives the second connecting rod 17 to drive the locking buckle 13 to return, so that the locking buckle 13 can be clamped into the clamping groove 15 when the keyboard 2 slides into the body 1 again.

As shown in fig. 12 and 14, the opposite sides of the keyboard 2 are respectively provided with retractable heads 24, and when the keyboard 2 slides out of the machine body 1, the retractable heads 24 pop out of the keyboard 2 and extend into locking grooves 25 provided on the machine body 1. The telescopic head 24 is fixedly connected to the keyboard 2, and when the telescopic head 24 extends into the locking groove 25, and the keyboard 2 rotates, the telescopic head 24 rotates in the locking groove 25 under the driving of the keyboard 2, so that the keyboard 2 is connected with the body 1 through the telescopic head 24. The locking grooves 25 are located at both ends of the side of the body 1 rotatably connected to the keypad 2, as indicated in fig. 4.

A spring (not shown in the figure) is arranged in the telescopic head 24, when the keyboard 2 slides into the machine body 1, the telescopic head 24 is acted by the force along the axial direction of the telescopic head 24 given by the machine body 1, so that the telescopic head 24 retracts into the keyboard, and the spring is compressed at the moment. When the keyboard 2 slides out of the machine body 1, when the telescopic head 24 slides to be opposite to the locking groove 25, the acting force of the machine body 1 received by the telescopic head 24 disappears, the telescopic head 24 extends out of the keyboard 2 under the action of the spring and extends into the locking groove 25, the keyboard 2 is prevented from being separated from the machine body 1, and the rotation connection between the keyboard 2 and the machine body 1 can be realized.

As shown in fig. 12, the keyboard 2 is further provided with a rotating shaft 26 coaxial with the telescopic head 24 and capable of rotating relatively, and the rotating shaft 26 is provided with a first connector 27; the body 1 is provided with a second connector 28, and when the keyboard 2 slides out of the body 1, the first connector 27 is butted with the second connector 28, so that the body 1 and the keyboard 2 are electrically connected to conduct power and signals. The rotating shaft 26 in this embodiment is disposed in the middle of the pivotal side 21 of the keyboard 2, and the second connector 28 is disposed in the middle of the pivotal side of the body 1 and the keyboard 2. Continuing with fig. 12, a third connector 29 is also provided on the keyboard 2, the third connector 29 being located on the pivoting side 21. A fourth connector 30 is arranged in the machine body 1, and when the keyboard 2 slides into the machine body 1, the third connector 29 is butted with the fourth connector 30, so that the electric connection between the machine body 1 and the keyboard 2 is realized, and a power supply and a signal are conducted. In the present embodiment, the first connector 27, the second connector 28, the third connector 29, and the fourth connector 30 all adopt pogo pins (pin hole connectors), and the machine body 1 and the keyboard 2 are contacted by the pogo pins to realize electrical connection, and at the same time, the telescopic head 24 realizes rotatable mechanical connection.

When the keyboard 2 rotates relative to the body 1 (or the body 1 rotates relative to the keyboard 2), the rotating shaft 26 does not rotate together with the retractable head 24, so that the first connector 27 on the rotating shaft 26 and the second connector 28 on the body 1 are prevented from being staggered due to relative movement, and the first connector 27 and the second connector 28 are kept in good electrical connection.

In order to make the first connector 27 and the second connector 28 connected more closely, the first connector 27 and the second connector 28 are attracted by magnetic force, specifically, a first magnet (not shown in the figure) is attached to the rotating shaft 26, the first connector 27 is disposed on the first magnet, a second magnet (not shown in the figure) is correspondingly disposed on the machine body 1, the polarity of the second magnet is opposite to that of the first magnet, and the second connector 28 is disposed on the second magnet. In this way, the first connector 27 and the second connector 28 can maintain better contact under the magnetic attraction between the first magnet and the second magnet. In order to keep the first connector 27 and the second connector 28 under a certain pre-tension, a spring may be provided between the first magnet and the housing 1.

In order to keep the body 1 and the keyboard 2 in a stable open state at a certain angle in the notebook computer mode, as shown in fig. 1, 2, 6, 8 and 12, the portable computer of the present invention further includes an open-close type frame, which includes a U-shaped fixed frame 31 and a U-shaped rotating frame 32: the U-shaped fixing frame 31 is used for covering the upper part of the machine body 1, and the U-shaped rotating frame 32 is rotatably connected with the machine body 1 and can cover the lower part of the machine body 1. When the portable computer of the present invention is in the tablet computer mode, the U-shaped rotating frame 32 is accommodated in the periphery of the lower portion of the body to cover the lower portion of the body 1, so as to ensure the integrity of the appearance of the tablet computer, and not to affect the holding of the tablet computer by both hands, and at the same time, the portable computer can also perform the function of collision protection, specifically referring to fig. 1. When the portable computer of the present invention needs to be switched to the notebook computer mode, the U-shaped rotating frame 32 is rotated to be away from the main body 1, and a support for supporting the main body 1 is formed, as shown in fig. 2.

The two free ends of the U-shaped rotating frame 32 shown in this embodiment are respectively rotatably connected with the machine body 1 through a rotating shaft mechanism. As shown in fig. 8 to 11, the rotating shaft mechanism includes a first locking member 33 fixed at a free end of the U-shaped rotating frame 32, a connecting shaft 34 fixed on the first locking member 33, an elastic member 35 sequentially sleeved on the connecting shaft 34, a stopping piece 36 and a nut 37; a second locking member 38 is fixed in the machine body 1, and the second locking member 38 is sleeved on the connecting shaft 34 and located between the first locking member 33 and the elastic member 35, and the second locking member 38 can rotate relative to the connecting shaft 34. The first locking member 33 and the second locking member 38 are provided with concave-convex structures which are matched with each other. When rotating the U type and rotating frame 32, the U type rotates frame 32 and drives first locking piece 33 and rotate, first locking piece 33 and second locking piece 38 take place the looks mutual rotation and extrude each other and produce the moment of torsion and push away to support the elastic component and take place deformation this moment, when the U type rotates frame 32 and rotates to be suitable angle with organism 1 and with stable support organism 1, elastic component 35 supports on second locking piece 38 with certain pretightning force, thereby make the U type rotate frame 32 and keep unchangeable at this opening angle, form stable support. And the opening angle of the U-shaped rotating frame 32 can be adjusted as required and can be stably maintained at the opening angle, so that the U-shaped rotating frame 32 is very convenient to use as a support. The stopping piece 36 is fixed on the connecting shaft 34 for limiting the rotation angle between the U-shaped rotating frame 32 and the machine body 1. Specifically, in the embodiment of the present invention, as shown in fig. 10, the stopper piece 36 is configured like a cam-like structure, and a first stopper portion having a substantially fan shape is provided on the edge of the substantially circular body, and at the same time, a second stopper portion having a substantially half-moon shape is provided at a portion where the second locking piece 38 is fitted over the connecting shaft 34. In combination with the assembly relationship of the components shown in fig. 9, when the connecting shaft 34 drives the stopping piece 36 to rotate, the first stopping portion in a fan shape and the second stopping portion in a half-moon shape form a mechanical interference, so that the rotation angle between the U-shaped rotating frame 32 and the machine body 1 is limited within a certain rotation range.

The second locking member 38 in this embodiment is disposed in the accommodating groove 10; the elastic member 35 is a disc-shaped elastic piece. In addition, referring to fig. 12 and 13, two free ends of the U-shaped fixed frame 31 are respectively made into a concave arc shape, and two free ends of the U-shaped rotating frame 32 are respectively made into a convex arc shape matched with the concave arc shape, such a structure enables the U-shaped fixed frame 31 not to interfere with the rotation of the U-shaped rotating frame 32, and simultaneously, when the U-shaped rotating frame 32 rotates to cover the lower part of the machine body 1, the butt joint of the U-shaped fixed frame 31 and the U-shaped rotating frame 32 can be completely matched, thereby ensuring the aesthetic property and the integrity of the appearance.

Representative examples of the present invention are described in detail. These detailed descriptions are not intended to limit the scope of the invention. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention. Therefore, the combination of features in the foregoing detailed description is not necessary to practice the invention in the broadest scope, and is instead taught only to particularly detailed representative embodiments of the invention. Furthermore, the various features of the teachings presented in this specification may be combined in various ways, which, however, are not specifically exemplified, in order to obtain additional useful embodiments of the present invention.

Claims

1. The portable computer is characterized by comprising a machine body and a keyboard capable of sliding in and out of the machine body; when the keyboard slides into the machine body, the machine body and the keyboard form a tablet computer mode; when the keyboard slides out of the machine body, the machine body and the keyboard form a notebook computer mode;

the machine body comprises an inner shell, a rear cover plate and a locking mechanism, wherein the rear cover plate is arranged behind the inner shell, a containing cavity for containing the keyboard is formed between the inner shell and the rear cover plate, and the locking mechanism is used for locking the keyboard when the keyboard slides into the containing cavity; the locking mechanism comprises a connecting rod group, a locking buckle and a control key, wherein the locking buckle and the control key are arranged on the connecting rod group;

the linkage includes: the first connecting rod is arranged in the accommodating groove, and the control key is arranged at one end close to the first connecting rod and extends out of the machine body;

the second connecting rod is connected with the other end of the first connecting rod, the first connecting rod is parallel to the side edge of the machine body, the second connecting rod is parallel to the top edge of the machine body, the first connecting rod and the second connecting rod form an L shape, and the locking buckle is arranged on the second connecting rod;

the keyboard is provided with a clamping groove, and when the keyboard slides into the containing cavity, the locking buckle can be clamped into the clamping groove under the control of the control key to lock the keyboard.

2. The portable computer as claimed in claim 1, wherein the body further comprises a touch screen covering the front of the inner housing, and the inner housing is provided with a sliding guide slot along which the keyboard slides when sliding in and out of the accommodating cavity.

3. The portable computer as claimed in claim 2, wherein the inner case includes at least a bottom plate and side plates disposed at opposite sides of the bottom plate; the bottom plate is provided with a strip-shaped plate parallel to the two side plates; the bottom plate, the strip-shaped plate and the rear cover plate enclose the containing cavity; the guide sliding groove is formed in the opposite side faces of the two strip-shaped plates.

4. The portable computer as claimed in claim 3, wherein the receiving slot is formed between the strip-shaped plate and the side plate, the first link of the link assembly is disposed in the receiving slot, and the control button passes through the corresponding side plate and extends out of the body.

5. The portable computer as claimed in claim 4, wherein the locking button is two and integrally formed on the second link; the second connecting rod is provided with a positioning guide part, the positioning guide part is provided with a long round hole, a bolt positioned in the long round hole is arranged in the machine body so as to position the second connecting rod in the machine body, and the second connecting rod moves along the bolt under the control of the control key.

6. The portable computer as claimed in claim 2, wherein the keyboard is provided with retractable heads at opposite sides thereof, when the keyboard slides out of the body, the retractable heads pop out of the keyboard and extend into locking grooves on the body, and the keyboard is rotatably connected with the body through the retractable heads.

7. The portable computer as claimed in claim 6, wherein the keyboard further comprises a rotating shaft coaxial with the retractable head and capable of rotating relatively, the rotating shaft being provided with a first connector; the keyboard body is provided with a first connector, and the first connector and the second connector are in butt joint to conduct power supply and signals when the keyboard slides out of the keyboard body; the keyboard is provided with a third connector, the machine body is internally provided with a fourth connector, and when the keyboard slides into the machine body, the third connector and the fourth connector are in butt joint to conduct power supply and signals.

8. The portable computer as claimed in claim 7, wherein a first magnet is provided on the rotation shaft, the first connector is provided on the first magnet, a second magnet having a polarity opposite to that of the first magnet is provided on the body, and the second connector is provided on the second magnet.

9. The portable computer of any of claims 1-8, further comprising an open-close bezel, the open-close bezel comprising: the U-shaped rotating frame is used for covering the upper portion of the machine body and can cover the lower portion of the machine body, the U-shaped rotating frame is connected with the machine body in a rotating mode, and when the U-shaped rotating frame rotates away from the machine body, a support used for supporting the machine body is formed.

10. The portable computer of claim 9, wherein two free ends of the U-shaped rotating frame are connected to the body through a rotating shaft mechanism, respectively, the rotating shaft mechanism includes a first locking member fixed to the free end of the U-shaped rotating frame, a connecting shaft fixed to the first locking member, an elastic member, a stopping piece, and a nut, which are sequentially sleeved on the connecting shaft; a second locking piece which is sleeved on the connecting shaft and is positioned between the first locking piece and the elastic piece is fixed in the machine body, the second locking piece can rotate relative to the connecting shaft, concave-convex structures which are matched with each other are arranged on the first locking piece and the second locking piece, when the first locking piece and the second locking piece rotate mutually, the first locking piece and the second locking piece are extruded mutually to generate torque and push the elastic piece to deform, and therefore the elastic piece is pushed against the second locking piece with a certain pretightening force; the stop piece is fixed on the connecting shaft and used for limiting the rotation angle between the U-shaped rotating frame and the machine body.