A portable Bluetooth keyboard

Abstract

The present invention discloses a portable Bluetooth keyboard, which comprises a support base. The support base includes a bottom plate and side plates. A Bluetooth keyboard assembly that can move up and down is provided on the bottom plate, and a foldable mouse pad assembly is connected to the side plates. The Bluetooth keyboard assembly includes a Bluetooth keyboard and an X-shaped retractable support frame disposed between the Bluetooth keyboard and the bottom plate. The mouse pad assembly includes a first pad and a second pad. One end of the first pad is hinged to the top of the side plate, and the second pad is hinged to the other end of the first pad. The widths of the first pad and the second pad are less than or equal to the height of the side plate. This portable Bluetooth keyboard can be flexibly switched between the mouse pad use state and the Bluetooth keyboard use state, adjust the use mode according to different application scenarios, and can be quickly stored after use. It is suitable for fast-paced business, training, speech and other occasions, improves the efficiency of team work, office work and meetings, occupies little space, is convenient for storage and carrying, enhances the user experience, and effectively improves the office efficiency.

Description

Technical Field

[0001] The present invention relates to a Bluetooth keyboard, and more particularly to a portable Bluetooth keyboard. Background Art

[0002] Bluetooth keyboards are suitable for tablet computers or mobile phones. Their touch operations are inconvenient, and external keyboards can effectively improve input speed and work efficiency. At the same time, Bluetooth keyboards are also widely applicable to working outside the office, such as meetings, lectures, speeches, etc.

[0003] When working outside the office in high-class office buildings or workplaces, a Bluetooth keyboard and a wireless mouse are usually carried. However, the office desktops used in office buildings and other workplaces are all marble mirror surfaces and glass table tops, resulting in most mice being unable to be used normally, which is not conducive to PPT presentations or lectures to customers or teams. Summary of the Invention

[0004] To overcome the shortcomings of the prior art, the purpose of the present invention is to provide a portable Bluetooth keyboard that is suitable for working outside the office, easy to use, and convenient for storage and carrying.

[0005] The present invention is achieved by the following technical measures, including a support base. The support base includes a horizontally arranged bottom plate and side plates vertically connected to both sides of the bottom plate; a Bluetooth keyboard assembly that can move up and down is provided on the bottom plate, and a foldable mouse pad assembly is connected to the side plates; the Bluetooth keyboard assembly includes a Bluetooth keyboard and an X-shaped retractable support frame provided between the Bluetooth keyboard and the bottom plate; the mouse pad assembly includes a first pad and a second pad. One end of the first pad is hinged to the top of the side plate, the second pad is hinged to the other end of the first pad, and the widths of the first pad and the second pad are less than or equal to the height of the side plate.

[0006] As a preferred embodiment, a receiving groove for receiving the X-shaped retractable support frame is provided on the bottom plate, and a hinge hole is provided in the receiving groove; the X-shaped retractable support frame includes a first support frame and a second support frame in the shape of a square frame. The middle parts of the first support frame and the second support frame are rotatably connected. Two first rotating shafts are provided on both sides of the bottom of the first support frame, the bottom of the first support frame is hinged to the hinge hole, two second rotating shafts are provided on both sides of the top of the second support frame, and the top of the second support frame is hinged to the bottom surface of the Bluetooth keyboard assembly.

[0007] As a preferred embodiment, a limit buckle is provided in the receiving groove, and the limit buckle is used to limit the horizontal movement distance of the bottom of the second support frame.

[0008] As a preferred embodiment, hinge columns for connecting with the mouse pad assembly are provided at the corners of the bottom plate.

[0009] As a preferred embodiment, the mouse pad assembly further includes a rotating connecting member which is square-shaped. Damping rotating shafts are respectively provided at both ends of the rotating connecting member, and both ends of the rotating connecting member are respectively hinged to the first backing plate and the second backing plate through the damping rotating shafts.

[0010] As a preferred embodiment, a limiting plate extends towards the middle of the bottom plate from the hinge post, and the limiting plate is used to limit the rotation angle of the mouse pad assembly.

[0011] As a preferred embodiment, spring posts are provided between the surface of the bottom plate and the bottom surface of the Bluetooth keyboard assembly.

[0012] As a preferred embodiment, the Bluetooth keyboard assembly further includes a spring pressing plate provided on the bottom surface of the Bluetooth keyboard, and the shape and size of the spring pressing plate are adapted to those of the Bluetooth keyboard.

[0013] As a preferred embodiment, support posts are provided in the middle of the upper and lower sides of the bottom plate.

[0014] As a preferred embodiment, spring ejector pins are vertically provided at the corners of the surface of the Bluetooth keyboard.

[0015] When the portable Bluetooth keyboard provided by the present invention is in use, the first backing plate and the second backing plate of the mouse pad assembly are folded outwards and attached to the side plates. At this time, under the action of the X-shaped retractable support frame and the carbon steel springs of the spring posts, the two sides of the Bluetooth keyboard assembly are jacked up, facilitating the user to use the Bluetooth keyboard. When a mouse needs to be used, the first backing plate is flipped from the folded state on the side plate towards the central area of the keyboard. When it is flipped flat, under the action of the gravity of the mouse pad assembly, the spring ejector pins on the Bluetooth keyboard come into contact with the bottom surface of the first backing plate. Under the gravity of the mouse pad and the external force applied by the user, the keyboard retracts to the surface of the bottom plate, and the mouse pad is in a horizontal placement state, so that the user can slide the mouse freely on the mouse pad assembly, which is convenient to use. This portable Bluetooth keyboard can be flexibly switched between the mouse pad use state and the Bluetooth keyboard use state, adjust the use mode according to different application scenarios, and can be quickly stored after use. It is suitable for fast-paced business, training, speech and other occasions, improving the efficiency of team work, office and meetings. It can be widely used in places where it is inconvenient to use a mouse, such as outdoors, outdoors, such as offices, waiting rooms, cafes, hotels, convenience stores, bars, etc. Its shape is unique, and it occupies a small space, facilitating storage and carrying, enhancing the user experience, and effectively improving the office efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic structural diagram of an embodiment of the present invention;

[0017] Figure 2 is an exploded structural diagram of an embodiment of the present invention;

[0018] Figure 3 For the reference of the usage state of the embodiment of the present invention Figure 1 ;

[0019] Figure 4 For the reference of the usage state of the embodiment of the present invention Figure 2 ;

[0020] Figure 5 For the reference of the usage state of the embodiment of the present invention Figure 3 ;

[0021] Figure 6 Schematic diagram of the X-shaped retractable support frame structure of the embodiment of the present invention;

[0022] Figure 7 Schematic diagram of the rotating connecting member structure of the embodiment of the present invention.

[0023] Marking serial numbers and names in the figure: 1, support base; 11, bottom plate; 12, side plate; 13, accommodating groove; 14, limit buckle; 15, hinge column; 16, limit plate; 17, support column; 2, Bluetooth keyboard assembly; 21, Bluetooth keyboard; 22, X-shaped retractable support frame; 23, first support frame; 24, second support frame; 25, bowl-shaped switch; 26, spring column; 27, spring ejector pin; 28, first rotating shaft; 29, second rotating shaft; 3, mouse pad assembly; 31, first backing plate; 32, second backing plate; 33, rotating connecting member; 34, damping rotating shaft; 35, one-word rotating shaft; 4, spring pressing plate Specific embodiments

[0024] The present invention will be further described in detail below with reference to the embodiments and the accompanying drawings.

[0025] A portable Bluetooth keyboard, refer to Figures 1 to 6 , including a support base 1, the support base 1 includes a horizontally arranged bottom plate 11 and side plates 12 vertically connected to both sides of the bottom plate 11; a Bluetooth keyboard assembly 2 that can move up and down is provided on the bottom plate 11, and a mouse pad assembly 3 that can be folded is connected to the side plates 12; the Bluetooth keyboard assembly 2 includes a Bluetooth keyboard 21 and an X-shaped retractable support frame 22 provided between the Bluetooth keyboard 21 and the bottom plate 11; the mouse pad assembly 3 includes a first backing plate 31 and a second backing plate 32, one end of the first backing plate 31 is hinged to the top of the side plate 12, the other end of the second backing plate 32 is hinged to the first backing plate 31, and the widths of the first backing plate 31 and the second backing plate 32 are less than or equal to the height of the side plate 12.

[0026] Specifically, the support base 1 is made of magnesium alloy material, which has high strength characteristics to ensure service life and strength. At the same time, it has the advantages of tensile resistance, compressive resistance, bending resistance and wear resistance, with the unique luster of metal and a cool and delicate touch. It is internally provided with magnesium alloy buckles to ensure its firmness; the Bluetooth keyboard 21 is internally provided with a key core, a PCBA board and a lithium battery; there are spring columns 26 between the surface of the bottom plate 11 and the bottom surface of the Bluetooth keyboard assembly 2, and spring ejector pins 27 are vertically arranged at the corners of the surface of the Bluetooth keyboard 21; the widths of the first cushion plate 31 and the second cushion plate 32 are the same as the height of the side plate 12.

[0027] Among them, the spring ejector pin 27 includes a needle tip, a needle tube and a spring. After the needle tip, the needle tube and the spring are riveted by precision instruments, a spring column 26 is formed, which cooperates with the spring column 26 and the spring pressing plate 4 to keep the forward force of the spring column 26 within an ideal compression and extension range, so that the working stroke and compression amount of the spring column 26 are optimized (2 / 3 of its total stroke), improving its durability and stability.

[0028] When this Bluetooth keyboard is in use, the first cushion plate 31 and the second cushion plate 32 of the mouse pad assembly 3 are folded outwards and attached to the side plate 12. At this time, under the action of the carbon steel springs of the X-shaped contraction support frame 22 and the spring column 26, both sides of the Bluetooth keyboard assembly 2 are lifted upwards, facilitating the user to use the Bluetooth keyboard 21; when the mouse needs to be used, the first cushion plate 31 is flipped from the folded state on the side plate 12 towards the center area of the keyboard. When it is flipped flat, under the action of the gravity of the mouse pad assembly 3, the spring ejector pin 27 on the Bluetooth keyboard 21 contacts the bottom surface of the first cushion plate 31. Under the gravity of the mouse pad and the external force applied by the user, the keyboard retracts to the surface of the bottom plate 11, and the mouse pad is in a horizontal placement state, so that the user can slide the mouse freely on the mouse pad assembly 3, which is convenient to use; this portable Bluetooth keyboard can be flexibly switched between the mouse pad use state and the Bluetooth keyboard use state, adjust the use mode according to different application occasions, and can be quickly stored after use. It is suitable for fast-paced business, training, speech and other occasions, improving the efficiency of team work, office and meetings. It can be widely used in places where it is inconvenient to use a mouse, such as outdoors, offices, waiting rooms, cafes, hotels, convenience stores, bars, etc. Its unique shape and small space occupation make it convenient for storage and carrying, enhancing the user experience and effectively improving the office efficiency.

[0029] In one embodiment, referring to Figure 2 , the Bluetooth keyboard assembly 2 further includes a spring pressing plate 4 provided on the bottom surface of the Bluetooth keyboard 21. The shape and size of the spring pressing plate 4 are adapted to the Bluetooth keyboard 21 to support and protect the Bluetooth keyboard 21.

[0030] In one embodiment, referring to Figure 2 and Figure 6, a receiving groove 13 for receiving the X-shaped retractable support frame 22 is formed on the bottom plate 11, and a hinge hole is formed in the receiving groove 13; the X-shaped retractable support frame 22 includes a first support frame 23 and a second support frame 24 in a square shape and a stainless steel bowl-shaped switch 25. The middle parts of the first support frame 23 and the second support frame 24 and both sides of the middle part of the bowl-shaped switch 25 are rotatably connected. Both sides of the bottom of the first support frame 23 are provided with first rotating shafts, and the bottom of the first support frame 23 is hinged to the hinge hole. Both sides of the top of the second support frame 24 are provided with second rotating shafts, and the top of the second support frame 24 is hinged to the bottom surface of the spring pressing plate 4; the top of the bowl-shaped switch 25 abuts against the bottom of the spring pressing plate 4. When the mouse pad assembly 3 is turned outwards, the bowl-shaped switch 25 rises, and at the same time drives the middle parts of the first support frame 23 and the second support frame 24 to rise. The first support frame 23 rotates relative to the surface of the receiving groove 13, and the second support frame 24 rotates relative to the bottom surface of the spring pressing plate 4. The top of the first support frame 23 moves along the surface of the spring pressing plate 4 towards the top of the second support frame 24, and the bottom of the second support frame 24 moves along the surface of the receiving groove 13 towards the bottom of the first support frame 23. The X-shaped retractable support frame 22 drives the Bluetooth keyboard assembly 2 to move upwards.

[0031] In one embodiment, referring to Figure 2 , a limit buckle 14 is provided in the receiving groove 13, and the limit buckle 14 is used to limit the horizontal movement distance of the bottom of the second support frame 24 to limit the rising distance of the Bluetooth keyboard 21.

[0032] In one embodiment, referring to Figures 1 to 5 , hinge posts 15 for connecting with the mouse pad assembly 3 are provided at the corners of the surface of the bottom plate 11. The first cushion plate 31 is hinged to the hinge posts 15 through a one-word rotating shaft 35. The one-word rotating shaft 35 can stay at any position within the adjustable range through its own movement to meet the pitching angle of the mouse pad cover, and its friction force is much smaller than that of a sliding bearing. It can reduce the power consumption consumed by the frictional resistance, and can achieve the advantages of multi-angle arbitrary rotation and energy saving. Its structure is simple, the assembly is convenient, and the noise is smaller.

[0033] In one embodiment, referring to Figure 2 and Figure 7 , the mouse pad assembly 3 further includes a rotating connecting member 33. The rotating connecting member 33 is square, and damping rotating shafts 34 are respectively provided at both ends of the rotating connecting member 33. Both ends of the rotating connecting member 33 are respectively hinged to the first cushion plate 31 and the second cushion plate 32 through the damping rotating shafts 34; when rotating, the rotating connecting member 33 is connected to the first cushion plate 31 and the second cushion plate 32 as a whole. The rotating connecting member 33 is made of imported ABS and nylon chemical fiber raw materials, and the surface of the damping rotating shaft 34 is coated with damping oil. Its performance is stable, and the service life reaches more than 30,000 times without attenuation. Its structure is simple, the assembly is convenient, the noise is small, and the wear resistance is good.

[0034] In one embodiment, referring to Figures 1 to 5 , the articulated column 15 extends towards the middle of the bottom plate 11 with a limiting plate 16. The limiting plate 16 is used to limit the rotation angle of the mouse pad assembly 3, that is, when the first cushion plate 31 is flush with the surface of the bottom plate 11, the bottom surface of the first cushion plate 31 abuts against the limiting plate 16; support columns 17 are provided in the middle of the upper and lower sides of the bottom plate 11, and the height of the support columns 17 is the same as the height of the limiting plate 16, which is used to support the second cushion plate 32 or the Bluetooth keyboard 21.

[0035] The above is an elaboration of a portable Bluetooth keyboard of the present invention, which is used to help understand the present invention. However, the implementation manner of the present invention is not limited by the above embodiments. Any changes, modifications, substitutions, combinations, and simplifications made without departing from the principle of the present invention shall be equivalent replacement methods and are all included in the protection scope of the present invention.

Claims

1. A portable Bluetooth keyboard, characterized in that, it includes a support base, and the support base includes a horizontally arranged bottom plate and side plates vertically connected to both sides of the bottom plate; a Bluetooth keyboard assembly that can move up and down is provided on the bottom plate, and a foldable mouse pad assembly is connected to the side plates; the Bluetooth keyboard assembly includes a Bluetooth keyboard and an X-shaped contraction support frame arranged between the Bluetooth keyboard and the bottom plate; the mouse pad assembly includes a first pad and a second pad, one end of the first pad is hinged to the top of the side plate, the second pad is hinged to the other end of the first pad, and the widths of the first pad and the second pad are less than or equal to the height of the side plate; a receiving groove for receiving the X-shaped contraction support frame is formed on the bottom plate, and a hinge hole is formed in the receiving groove; the X-shaped contraction support frame includes a first support frame and a second support frame in the shape of a square frame, the middle parts of the first support frame and the second support frame are rotationally connected, first rotating shafts are arranged on both sides of the bottom of the first support frame, the bottom of the first support frame is hinged to the hinge hole, second rotating shafts are arranged on both sides of the top of the second support frame, and the top of the second support frame is hinged to the bottom surface of the Bluetooth keyboard assembly; spring columns are arranged between the surface of the bottom plate and the bottom surface of the Bluetooth keyboard assembly; spring ejector pins are vertically arranged at the corners of the surface of the Bluetooth keyboard; the spring ejector pins include a needle head, a needle tube and a spring, and after riveting the needle head, the needle tube and the spring, the spring columns are formed, and in cooperation with the spring columns and spring pressing plates, the working stroke and compression amount of the spring columns are maintained at 2 / 3 of their total stroke.

2. A portable Bluetooth keyboard according to claim 1, characterized in that, a limit buckle is arranged in the receiving groove, and the limit buckle is used to limit the horizontal movement distance of the bottom of the second support frame.

3. A portable Bluetooth keyboard according to claim 1, characterized in that, hinged columns for connecting with the mouse pad assembly are arranged at the corners of the bottom plate.

4. A portable Bluetooth keyboard according to claim 3, characterized in that, the mouse pad assembly further includes a rotating connecting piece, the rotating connecting piece is square, damping rotating shafts are respectively arranged at both ends of the rotating connecting piece, and both ends of the rotating connecting piece are respectively hinged to the first pad and the second pad through the damping rotating shafts.

5. A portable Bluetooth keyboard according to claim 3, characterized in that, the hinged column extends towards the middle of the bottom plate with a limiting plate, and the limiting plate is used to limit the rotation angle of the mouse pad assembly.

6. A portable Bluetooth keyboard according to any one of claims 1-5, characterized in that, the Bluetooth keyboard assembly further includes a spring pressing plate arranged on the bottom surface of the Bluetooth keyboard, and the shape and size of the spring pressing plate are adapted to the Bluetooth keyboard.

7. A portable Bluetooth keyboard according to any one of claims 1-5, characterized in that, support columns are arranged in the middle of the upper and lower sides of the bottom plate.

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